HP StoreVirtual 4335 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe
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- HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 1
HP LeftHand Storage User Guide Abstract This guide provides instructions for configuring individual storage systems, as well as for creating storage clusters, volumes, snapshots, and remote copies. HP Part Number: AX696-96202 Published: November 2012 Edition: 8 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 2
is subject to change without notice. The only warranties for HP products and services are set forth services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Acknowledgements Microsoft - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 3
Changing naming conventions 18 Troubleshooting...19 Storage systems not found 19 Configuring remote support for HP LeftHand Storage 19 2 Working with storage systems 21 Identifying the storage system hardware 21 Storage type 30 Virtual RAID devices...30 Planning the RAID configuration 30 Data - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 4
size 49 Changing NIC flow control 49 The TCP/IP tab...50 Identifying the network interfaces 50 Pinging an IP address...50 To ping an IP address...50 Configuring the IP address manually 51 Using DHCP...51 Configuring network interface bonds 51 Bonding with 10 GbE interfaces 52 Supported bonds - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 5
routing information 69 Editing routing information 69 Deleting routing information 70 Configuring storage system communication 70 Selecting the interface used by the SAN/iQ software 70 Updating the list of manager IP addresses 71 Fibre Channel ...72 5 Setting the date and time 73 Management - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 6
the storage system support bundle 101 Exporting the System Summary 102 8 Working with management groups 103 Functions of management groups 103 Planning management groups 103 Creating a management group 104 Name the management group and add storage systems 104 Add administrative user...105 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 7
Restarted management group in maintenance mode 115 Manually changing the management group to normal mode 115 Removing a storage system from a management Virtual Managers...120 Using the Failover Manager 121 Planning the virtual network configuration 121 Using the Failover Manager on Microsoft - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 8
the VI Client 125 Configure the IP address and host name 125 Finishing up with VI Client 125 Troubleshooting the Failover Manager on VMware vSphere 125 Uninstalling the Failover Manager from VMware vSphere 126 Using a virtual manager...126 Requirements for using a virtual manager 127 Adding - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 9
Number of volumes and snapshots 148 Reviewing SAN capacity and usage 148 Storing file system data on a block system 152 Changing the volume size on the server 153 Increasing the volume size in Microsoft Windows 153 Increasing the volume size in other environments 153 Changing configuration - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 10
for using SmartClone volumes 179 Deploy multiple virtual or boot-from-SAN servers 179 Scenario: SmartClone volumes 194 Deleting the clone point 194 Deleting multiple SmartClone volumes 195 15 targets or favorite targets 200 HP LeftHand DSM for Microsoft MPIO settings 200 Disk management - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 11
connection 201 Manually configuring a Fibre Channel initiator 201 Deleting a manually configured Fibre server cluster 203 Viewing the relationship between storage systems, volumes, and servers 204 Editing 220 Access pattern...220 Queue depth...220 Changing the sample interval and time zone 220 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 12
terminal emulation session 240 Logging in to the Configuration Interface 240 Configuring administrative users 240 Configuring a network connection 240 Deleting a NIC bond...241 Setting the TCP speed, duplex, and frame size 241 Removing a storage system from a management group 242 Resetting the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 13
Controlling server access 247 Removing the ghost storage system 248 Returning the failed disk 248 Support and other resources 259 Contacting HP...259 Subscription service...259 Rack stability...259 Customer self repair...259 HP Insight Remote Support Software 259 Related information...260 HP - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 14
) to manage the storage. For a list of supported software and hardware, see the HP LeftHand 4000 Storage Compatibility Matrix at http://www.hp.com/go/LeftHandcompatibility Creating storage with HP LeftHand Storage HP LeftHand Storage supports both iSCSI and Fibre Channel storage networks. Using the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 15
change. (See the HP SAN Design Reference Guide.) storage systems, they must all be configured before you use them for clustered storage. The most important categories to configure are: • RAID-The storage system is shipped with RAID already configured and operational. Find instructions for changing - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 16
• A storage system discovered on the network and then configured for RAID and the Network settings • DNS domain name, suffix, and server IP address for email event notification • IP address or hostname and port of your email (SMTP) server for event notification • A name for the cluster • Virtual IP - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 17
elements in the management group. For example, when you want to make changes such as moving a volume to a different cluster, or deleting shared the relationship between storage systems, volumes, and servers" (page 204) • Sites, HP LeftHand Storage Multi-Site Configuration Guide • Clusters, - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 18
the HP LeftHand Storage Upgrade Instructions. Setting the font size and locale Use the Preferences window, opened from the Help menu, to set font size and locale in the CMC. Font sizes from 9 through 16 are available. The CMC obtains the locale setting from your computer. If you change the locale - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 19
system was frequent, the storage system might not have responded to the search. Other problems can prevent the CMC from finding a storage system: • Extremely high network traffic to and from the storage system. • The IP address could have changed if the storage system is configured to use DHCP (not - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 20
Task Enable SNMP on each storage system Set the SNMP trap recipient to IP address of the system where the remote support client is installed Open port 8959 (used for the CLI) Set the management group login and password for a read-only (View_Only_Administrator group) user For more information, see - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 21
Documentation Link HP ProLiant DL320s User Guide http://www.hp.com/support/DL320s_UG_en HP ProLiant DL185 Generation 5 Maintenance and Service Guide http://www.hp.com/support/ DL185Gen5_MSG_en HP SE1220 Maintenance and Contact HP Support for more information as this Service Guide guide is - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 22
Maintenance and Service Guide Link http://www.hp.com/support/ BL460cG7_Server_Blade Maintenance and Service Blade_MSG_en http://www.hp.com/go/proliantgen8/docs Storage system tasks Logging in to and out of storage systems When storage systems are in the Available pool, you log in without a user - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 23
individual storage system is appropriate for servicing or moving that storage system. However, if you want to shut down more than one storage system find the storage system after 6 minutes, contact Customer Support. 3. If you do not power on the disk enclosure first, the Storage System Details - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 24
or system controller from the CMC as described in "Powering off the storage system" (page 24). 2. Manually power off the disk enclosure. When you reboot the storage system, use the CMC, as described in "Rebooting the storage system" (page 24). This process reboots only the server blades enclosure or - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 25
on the configuration of the management group and volumes, your volumes and snapshots can remain available. Upgrading SAN/iQ on storage systems The CMC enables online upgrades for storage systems, including the latest software releases and patches. See the HP LeftHand Storage Upgrade Instructions - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 26
should only take action on these cards if instructed by HP Technical Support. Checking boot device status View dedicated boot device status in the Boot Devices tab window in the Storage category in the storage system tree. Getting there 1. Select a storage system in the navigation window and log in - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 27
be removed from the storage system. It will not be used to boot the storage system. The device size or type.) NOTE: When the status of a boot device changes, an event is generated. See "Alarms and events overview" (page support hot swapping and do not require activation. Checking status of dedicated - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 28
" (page 21) for document titles and document links. Configuring and managing RAID Managing the RAID settings of a storage system includes: • Choosing the right RAID configuration for your storage needs • Setting or changing the RAID configuration, if necessary • Setting the rate for rebuilding RAID - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 29
tolerance methods because they require 50 percent of the drive capacity to store the redundant data. RAID 1+0(10) first mirrors each drive in the array in the RAID setup report In the Storage category, the RAID Setup tab lists the RAID devices in the storage system and provides information about them. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 30
the VSA, virtual RAID is configured automatically if you first configured the data disk in the VI Client. HP recommends installing VSA for vSphere on top of a server with a RAID 5 or RAID 6 configuration. Planning the RAID configuration Plan the RAID configuration for storage systems based on - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 31
systems can go offline and the volume is still accessible. • Configuring RAID 10 on these storage systems means that each of these three copies of the volume is stored on two disks within the storage system, for a total of six copies of each volume. For a 50 GB volume, 300 GB of disk capacity - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 32
on clustered VSAs with virtual RAID Depends on the underlying RAID Yes configuration of the storage system on which the VSA is installed. HP recommends configuring RAID 5 or RAID 6. Mixing RAID configurations You may mix storage systems with different configurations of RAID within a cluster - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 33
or a VSA destroys any data stored on that storage system. For VSAs, there is no alternate RAID choice, so the only outcome for reconfiguring RAID is to wipe out all data. • Changing preconfigured RAID on a new storage system RAID must be configured on individual storage systems before they are added - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 34
status RAID is critical to the operation of the storage system. If RAID has not been configured, the storage system cannot be used. Monitor the RAID status of a storage system to ensure that it remains normal. If the RAID status changes, a CMC event is generated. For more information about events - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 35
the Disk Setup tab. Reading the disk report on the Disk Setup tab The Disk Setup tab provides a status report of the individual disks in a storage system. Figure 10 (page 35) shows the Disk Setup tab and Table 10 (page 36) describes the corresponding disk report. Figure 10 Example of columns - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 36
-yellow • Off or removed-red • Hot spare-green (for RAID configurations that support hot spares) • Hot spare down-red Health Drive health is one all the SSD drives approach the end of their wear life at the same time, and you plan to replace all the drives in the storage system, use one of the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 37
SSD drives due to the wear life remaining status, the Repair Storage System feature is not available virtual disk. Figure 11 Viewing the disk status of a VSA NOTE: To change the size of the data disk in a VSA, see the HP LeftHand Storage VSA Installation and Configuration Guide for instructions - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 38
the Disk Setup tab in a HP P4500 G2 Figure 13 Diagram of the drive bays in a HP P4500 G2 Viewing disk status for the HP P4300 G2 The disks are labeled 15 (page 39)), when you are looking at the front of the HP P4300 G2. For the HP P4300 G2, the columns Health and Safe to Remove help you assess - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 39
Figure 15 Diagram of the drive bays in a HP P4300 G2 Viewing disk status for the P4800 G2 The disks are tab in a P4800 G2 Figure 17 Diagram of the drive bays in a P4800 G2 Viewing disk status for the HP P4900 G2 The disks are labeled 1 through 8 in the Disk Setup window (Figure 18 (page 40)), and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 40
correspond to the disk drives from top to bottom, left to right (Figure 21 (page 41)), when you are looking at the front of the HP LeftHand 4130. Figure 20 Viewing the Disk Setup tab in a HP LeftHand 4130 40 Configuring RAID and Managing Disks - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 41
22 Viewing the Disk Setup tab in a HP LeftHand 4330 Figure 23 Diagram of the drive bays in a HP LeftHand 4330 Replacing a disk The correct procedure for replacing a disk in a storage system depends upon a number of factors, including the RAID configuration, the data protection level of volumes and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 42
Storage system or configuration Hot-swap storage systems configured for RAID 1, 10, 5, or 6 VSA Requirements RAID is normal and Safe to Remove status is yes. See "Replacing disks in hot-swap storage systems" (page 42). Replace disk on host server according to manufacturer's instructions - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 43
• If you are unsure which disk to replace The instructions in the appendix include contacting HP Support for assistance in either identifying the disk that needs to both the storage system in the rack and the disk in the storage system. • Know the name and physical location of the storage system that - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 44
the disk drive in the storage system See the hardware documentation that came with your storage system for information about physically replacing disk drives in the storage system. For hardware-specific tab Figure 25 Disk rebuilding on the Disk Setup tab 44 Configuring RAID and Managing Disks - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 45
make sure that interface is on a separate network. Configuring two separate interfaces on the same IP network is not supported and will result in communication problems in the cluster. • When configuring a management interface on a HP LeftHand Storage system, be aware that only one interface can be - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 46
update these. Managing settings on network interfaces Configure or change the settings of the network interfaces in the storage systems. See for more information. Requirements These settings must be configured before creating NIC bonds. TCP status tab Review the status of the TCP interfaces and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 47
VSA does not support changing the speed and duplex settings. Requirements • These settings must be configured before creating NIC bonds. • If you change these settings, you must ensure that both sides of the NIC cable are configured in the same manner. For example, if the storage system is set for - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 48
servers. If you decide to change the frame size, set the same frame size on all storage systems on the network, and set compatible frame sizes on all clients that access the storage systems. Consult with your network administrator for recommended storage system frame sizes and the corresponding - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 49
device downstream of the storage system on the subnet must support jumbo frames. • If you are using 802.1q virtual LANs, jumbo frames Click OK. A series of status messages display. Then the changed setting appears in the TCP status report. NOTE: You can also use the Configuration Interface to edit - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 50
for all the NICs you want to change . On the TCP Status tab IP tab Lists the network interfaces on the storage system. On the TCP/IP tab, you can bond interfaces, disable an interface, configure an IP address, and ping servers from the storage system. Identifying the network interfaces A storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 51
out. NOTE: Wait a few moments for the IP address change to take effect. 9. Log in to the newly addressed storage system. Using DHCP A DHCP server becomes a single point of failure in your system configuration. If the DHCP server goes offline, then IP addresses may be lost. CAUTION: If you use DHCP - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 52
switch configurations. • Verify and, if necessary, change the users see four Ethernet interfaces listed in the Network category TCP/IP tab window. These four interfaces can be bonded a number of ways. Note that not all the bond configurations which are supported by HP LeftHand Storage are supported - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 53
a static IP address for the logical bond interface (bond0). You cannot use DHCP for the bond IP. NIC bonding and speed, duplex, frame size, and flow control settings These settings are controlled on the TCP/IP and TCP Status tabs of the Network configuration category. If you change these settings - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 54
during switch failure Requires support for 802.3ad link )." Physical and logical interfaces The two NICs in the storage system are labeled as listed in Table 17 (page a status of Passive (Ready), becomes active. This configuration remains until the failed preferred interface is brought back - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 55
to Active after a 30 second delay. • Motherboard:Port2 status changes to Passive (Ready). Summary of NIC status during failover shows the states of Motherboard:Port1 and Motherboard:Port2 when configured for Active-Passive. Table 20 NIC status during failover with Active-Passive Failover status - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 56
environments are shown in Figure 26 (page 56). Figure 26 Active-Passive in a two-switch topology with server failover 1. Servers 2. HP LeftHand Storage systems 3. Storage cluster 4. GigE trunk 5. Active path 6. Passive path The two-switch scenario in is a basic, yet effective, method for ensuring - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 57
HP LeftHand Storage systems 3. Storage cluster 4. GigE trunk 5. Active path 6. Passive path Figure 27 (page 57) illustrates the Active-Passive configuration NICs must be configured to the same subnet. • NICs must be connected to a single switch that is LACP-capable and supports 802.3ad link - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 58
remains Active. Summary of NIC states during failover Table 22 (page 58) shows the states of Motherboard:Port1 and Motherboard:Port2 when configured for Link Aggregation Dynamic Mode. Table 22 NIC status during failover with link aggregation dynamic mode Failover status Normal Operation Status of - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 59
1. Servers 2. HP LeftHand Storage systems 3. Storage cluster How Adaptive Load Balancing works Adaptive Load Balancing allows the storage system to use for Adaptive Load Balancing To configure Adaptive Load Balancing: • Both NICs must be enabled. • NICs must be configured to the same subnet. • - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 60
Active. Summary of NIC states during failover Table 24 (page 60) shows the states of Motherboard:Port1 and Motherboard:Port2 when configured for Adaptive Load Balancing. Table 24 NIC status during failover with Adaptive Load Balancing Failover status Normal Operation Status of Motherboard:Port1 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 61
cannot be changed on a bonded interface or on either of the supporting interfaces. For detailed instructions about properly configuring these settings, see "Managing settings on network interfaces" (page 46). Bond guidelines • Create a bond on a storage system before you add the storage system to - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 62
NIC bonds using the Configuration Interface. Creating the bond 1. Log in to the storage system. 2. Select Network. 3. On the TCP/IP tab, select both NICs to bond. 4. Click TCP/IP Tasks, and select New Bond. 5. Select a bond type from the drop-down list. 6. Enter an IP address for the bond or - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 63
a static IP address. The two physical NICs now show as slaves in the Mode column. 13. (Optional, for Active-Passive bonds only) To change which interface Select a storage system, and open the tree below it. 2. Select Network, and click the Communication tab. Configuring network interface bonds 63 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 64
Figure 32 Verifying interface used for SAN/iQ communication 3. Verify that the SAN/iQ communication port is correct. Viewing the status of a NIC bond You can view the status of the interfaces on the TCP Status tab. Notice that in the Active-Passive bond, one of the NICs is the preferred NIC. In both - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 65
Log in to the storage system, and expand the tree. 2. Select Network. 3. On the TCP/IP tab, select the bond interface or physical bond to delete. 4. Click TCP/IP Tasks, and select Delete Bond. Because the IP addresses changes, the Search Network window opens. Configuring network interface bonds 65 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 66
IP Address or Subnet/Mask. NOTE: Because it can take a few minutes for the storage system to set the network address, the search may fail the first time. If the search fails, wait a minute or two and select Try Again on the Network Search Failed message. You can also use the Configuration Interface - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 67
system may be inaccessible if you continue. 7. Click OK. If the storage system for which you are disabling the interface is a manager in a management group, a window opens which displays all the IP addresses of the managers in the management group and a reminder to reconfigure the application - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 68
a static IP address to the storage system and you want the storage system to recognize host names, you must manually add a DNS server to the management group DNS tab. NOTE: If you initially set up the storage system to use DHCP, and then change the configuration to use a static IP address, the DNS - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 69
3. Using the Add, Edit, and Remove buttons, make the desired changes to the DNS suffixes in the list. 4. Click OK. 5. storage system. To create a route that will survive a storage system reboot or shut down, you must enter a default gateway on the TCP/IP tab. See "Configuring the IP address manually - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 70
row to delete. 7. Click Delete. 8. Click OK on the confirmation message. Configuring storage system communication Use the Communication tab to configure the network interface used by the storage system to communicate with other storage systems on the network and to update the list of managers that - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 71
is a problem with the communication between the other managers in the group and the manager on this storage system. To update the list of IP addresses 1. In the navigation window, select a storage system, and log in. 2. Open the tree, and select Network. 3. Click the Communication tab. Configuring - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 72
Update Communications List. The list is updated with the current storage system in the management group and a list of IPs with every manager's enabled network interfaces. A window opens which displays the manager IP addresses in the management group and a reminder to reconfigure the application - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 73
create a time stamp when data is stored. You set the time zone and the date and time in the management group, and the storage systems inherit those management group settings. • Using network time protocol Configure the storage system to use a time service, either external or internal to your network - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 74
W32Time (the Windows Time service) to also use an external time source. The storage system does not recognize the Windows server as an NTP server if W32Time is configured to use an internal hardware clock. 1. Click Time Tasks, and select Add NTP Server. 2. Enter the IP address of the NTP server you - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 75
the front. 3. Click Time Tasks, and select Edit Date, Time, Time Zone. 4. Change the date and time to the correct date and time for that time zone. • In You initially set the time zone when you create the management group. You can change the time zone later, if necessary. If you do not set the time - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 76
Manage authentication to the HP LeftHand Storage using administrative users and groups. Managing administrative users When you create a management group, one default administrative user is created. The default user automatically becomes a member of the Full Administrator group. Use the default - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 77
Password Management Groups, RAID, Drive Hot Swap Network Storage System Administration, Boot, Upgrade System and Disk Report Tasks Change other administrative users' passwords. Set the RAID configuration for the storage system, manage disks (shut down, hot-swap, restart RAID), and create management - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 78
. See Table 26 (page 77) for more information. 5. To add a user to the group: a. Click Add in the Users section. b. Select one or more users to add to the group. c. Click Add. 6. Click OK to finish. Editing administrative groups Changing the group description 1. Log in to the management group, and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 79
SAN/iQ software. Requirements • The HP LeftHand Storage Active Directory implementation supports users in multiple domains that are configured in parent-child trust relationships only, as shown in Table 27 (page 79). Refer to the Microsoft documentation for Active Directory for more information - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 80
1. Log in to the management group, and select the Administration category. 2. Click Administration Tasks and select Configure External Authentication. 3. Enter the Bind User Name and Bind Password. 4. Enter one or more Active Directory server IP addresses or server names. The port numbers default to - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 81
. Removing the Active Directory configuration NOTE: HP recommends logging in as a local SAN/iQ user to remove the Active Directory configuration or external group association. To remove the Active Directory credentials from the SAN: 1. Select the Administration category of the management group - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 82
usage. • Ensure that best practices are followed when changes are made, such as adding additional storage systems to clusters. • Maintain the overall health of the SAN. Tools for monitoring the SAN include the SAN Status Page, the Configuration Summary and the Best Practice table, the Alarms and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 83
configured for ongoing maximum data protection while scaling capacity and performing system maintenance IP Address field for the server that is connected to the volume. Since the Controlling Server IP Address six storage systems in the cluster will be listed before those same six storage systems in - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 84
given priority. As priorities change, change which content panes are button is greyed out. When reviewing information in the content panes, 400 events. You can configure event notification using email, user activities (such as, creating a volume) and system actions and status (such as, a storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 85
information about a system component that requires user action. These types of events are considered occurred). IMPORTANT: If a firewall is configured and blocks network ports that communicate alarms and be blocked. See a list of ports used in HP LeftHand Storage in "SAN/iQ TCP and UDP port usage" - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 86
types and columns, see "Alarms and events overview" (page 84). NOTE: An Alerts tab will appear in the Alarms window in two configurations: if storage systems in a management group are running a mix of SAN/iQ software versions, including pre-9.0 versions, or if monitoring multiple management groups - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 87
a file name, the file is stored in the directory in which the CMC is installed. 4. Click OK to finish. Configuring events The Events window displays all and columns, see "Alarms and events overview" (page 84). Changing the event retention period NOTE: Because of space constraints, retention periods - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 88
for information about configuring syslog. To set up remote log destinations: 1. In the navigation window, log in to the management group. 2. Select Events in the tree. 3. Click Event Tasks, and select Edit Remote Log Destinations. 4. In the Destinations field, enter the IP address or host name - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 89
filters that you have saved from the filters panel, described in "Saving filter views" (page 89). 2. Click Apply. To remove the filter, click Reset. To change the date range: 1. In the From list, select Choose From, and select the date. 2. Click OK. 3. In the To list, select Choose To, and select - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 90
: Ensure that you configure email notification for each management group. 1. In the navigation window, log in to the management group. 2. In the tree, select Events→Email. 3. Click Email Tasks, and select Edit Email Settings. 4. In the Server IP/Hostname field, enter the IP address or host name of - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 91
. 4. Click Add Recipient. 5. In the Address field, enter the email address. 6. Select the following: • Severity of the storage system is enabled by default and allows read-only access using the community string public. You can change this configuration, unless you are using HP Insight Remote Support - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 92
to contact about the storage system. 8. Click OK. 9. Continue with configuring access control for SNMP clients. Configuring access control for SNMP clients Enable the SNMP agent and configure access control for SNMP clients. Enter either a specific IP address and the IP Netmask as None to allow - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 93
IP addresses and IP netmasks so you can correct issues immediately. • Select By Name and enter a host name. That host name must exist in DNS and the management group must be configured 5. Click Edit. 6. Change the appropriate information. 7. to monitor the network of storage systems. Disabling SNMP 1. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 94
IP address or host name for the SNMP client that is receiving the traps. For HP remote support, add the CMS for HP Insight Remote Support. 7. Select the Trap Version. Version 1 is required for HP remote support 5. Change the information as needed. Trap Version 1 is required for HP remote support. 6. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 95
NSM-STATUS-MIB LEFTHAND-NETWORKS-NSM-STORAGE-MIB Supported MIBs The following are the supported standard MIBs, though not every function in each MIB is supported. • DISMAN-EVENT-MIB • HOST-RESOURCES-MIB • IF-MIB • IP-FORWARD-MIB • IP-MIB • NET-SNMP-AGENT-MIB • NET-SNMP-EXTEND-MIB Configuring SNMP 95 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 96
diagnostics helps monitor the health of the storage system or to troubleshoot hardware problems. 1. Select a storage system in the navigation window. 2. Open the tree below the storage system and select Diagnostics. 3. On the Diagnostics tab, review the list of diagnostic tests available. The - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 97
by Customer generated Support) Support. The logs were not generated Generating a hardware information report Hardware information reports display statistics about the performance of the storage system, its drives and configuration. Statistics in the hardware reports are point-in-time data - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 98
report This term Hostname storage system software IP address Support key NIC data means this Hostname of the storage system. Full version number for storage system software. Also lists any patches that have been applied to the storage system. IP address of the storage system. Support Key is used - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 99
• Driver name • Driver version DNS data Memory CPU Stat Backplane information Motherboard information Drive info Drive status RAID Information about DNS, if a DNS server is being used, providing the IP address of the DNS servers. IP address of the DNS servers. Information about RAM in the storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 100
Using log files If HP Support requests that you send a copy of a log file, use the Log Files tab to save that log file as a text file. The Log Files tab lists two types of logs: • Log files that are stored locally on the storage system (displayed on the left side of the tab). • Log - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 101
file. NOTE: You cannot change the name of the .zip file. 3. Click Save. Exporting the storage system support bundle If asked to do so by HP Support, export the storage system support bundle. The support bundle is saved as a .zip file. 1. Access Export storage system Support Bundle using one of the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 102
system information, "Working with storage systems" (page 21) • Management group information, "Working with management groups" (page 103) • Network information, "Managing the network" (page 45) • RAID information, "Configuring RAID and Managing Disks" (page 28) To export the summary: 1. From the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 103
(page 103). Table 33 Management group components Component Storage systems Description Before you create a management group, record the IP addresses of the storage systems for the cluster. Also, ensure that the storage systems are configured properly for your network environment. See "Network best - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 104
use as the sender address. See "Configuring email notification" (page 90). Type of cluster Virtual IP addresses (VIPs) [Optional] Volume size and data protection A cluster can be standard or Multi-Site. For a Multi-Site configuration, ensure the physical sites and the storage systems at each site - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 105
always at full administrator level. 2. Click Next. Set management group time 1. Select the method by which to set the management group time: • [Recommended] To use an NTP server, enter the server DNS name or IP address. NOTE: If you enter a name, DNS must be configured on the storage systems in the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 106
to register and receive license keys. 3. Click OK. 4. Review the details on the Summary window and click Close. NOTE: storage systems in the management group and in clusters, and provides guidance for the optimal configuration. NOTE: You can also view the Configuration Summary in the Configuration - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 107
in a management group, as described in "Configuration guidance" (page 108). Optimal configurations Optimal configurations are indicated in green. For example, in Figure 43 (page 107), there are 15 storage systems in the management group "CJS1." Those 15 storage systems are divided among the clusters - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 108
the optimum limit. One cluster is nearing the optimum limit for storage systems. Configuration errors When any item exceeds a recommended maximum, it turns in line with HP tested limits for common SAN configurations and uses. Exceeding these guidelines does not necessarily cause problems. However, - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 109
to 20 21 - 30 30 or more Guidance Green Orange Red Table 37 Storage systems in the cluster Number Up to 10 11 - 16 17 or more best practices that can increase the reliability and/or performance of your SAN configurations. The Best Practice summary is available when you create a management group, - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 110
are using a single large SATA storage system in a cluster, data protection is provided by configuring RAID 6 on that system. In storage systems in a cluster. Mixed RAID levels in clusters are allowed to support a variety of administrative tasks. However, using the same RAID settings on all storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 111
for most single site installations. Three or five storage systems running managers is optimum. For fewer storage systems, use a Failover Manager as the third manager if possible. The Virtual Manager is also available for specific configurations. For a detailed discussion of managers and quorum, see - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 112
user name and password, and click Log In. When you log in to one storage system in a management group, you are logged in to all storage systems in that group. Choosing which storage prevents unauthorized access to that management group and the storage systems in that group. 1. In the navigation - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 113
HP LeftHand Storage Remote Copy User Guide, in "Chapter 2, Using Remote Copy," the section about disassociating remote management groups. • Setting Group Mode to normal. See "Manually changing the volume. A setting of 40, at the Data Rebuild end of the slider, is most commonly used for quick data - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 114
com/go/lefthanddownloads Shutting down a management group also relates to powering off individual storage systems and maintaining access to volumes. See the HP LeftHand Storage Command Line Interface User Guide, for more information. Prerequisites • Disconnect any hosts or servers that are accessing - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 115
cluster and volumes are configured. However, manually changing from maintenance mode to normal mode causes the volumes in the management group to run in degraded mode while it continues resynchronizing, or until all the storage systems are up, or the reason for the problem is corrected. CAUTION: If - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 116
the storage system if it is running a manager. You may want to start a manager or Virtual Manager on a different storage system to change the data protection level of the volume before removing the storage system from the cluster. • Remove the storage system from the cluster. See "Removing a storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 117
, and select Delete Management Group. 3. In the Delete Management Window, enter the management group name, and click OK. After the management group is deleted, the storage systems return to the Available Systems pool. Deleting a management group 117 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 118
storage systems then "run" managers, much as a PC runs various services. NOTE: See the "Glossary" for definitions of managers, Failover Managers, and virtual virtual manager, or if the manager configuration changes from the recommended number of managers, (for example, by adding or removing storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 119
a management group is created Number of storage systems Manager configuration 1 1 manager 2 2 managers and a virtual manager, if a Failover Manager is not number of managers is not recommended, except in specific configurations. Contact HP Support for more information. If one or two managers - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 120
virtual appliance in either a VMware vSphere or Microsoft Hyper-V Server environment, and must be installed on network hardware other than the storage in a Multi-Site SAN configuration to manage quorum for the multi-site configuration without requiring additional storage systems to act as managers - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 121
a reserved IP address if using DHCP. • A server and volume on which to install the Failover Manager. However, it must be a server and volume that are not on the HP LeftHand Storage network. • Only one Failover Manager per management group. • The Failover Manager must not be inside a virtual Windows - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 122
Finish the installation, reviewing the configuration summary, and click Next. When the installer is finished, the Failover Manager is ready to be used in the HP LeftHand Storage. After installation, click Find→Find Systems in the CMC and enter the Failover Manager IP address to discover the Failover - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 123
health status and configuration details, and click Next. 10. Select Failover Manager as the type of installation and click Next. 11. Select a datastore, not on the SAN, to store the virtual appliance files, and click Next. 12. Enter a name for the Failover Manager and enter the IP address or choose - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 124
. 15. Finish the installation, reviewing the configuration summary, and click Deploy. When the installer is finished, the Failover Manager is ready to be used in the HP LeftHand Storage. After installation, click Find→Find Systems in the CMC and enter the Failover Manager IP address to discover the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 125
10. After the settings are configured, press Enter to confirm the IP address change. 11. On the Available IP address to discover the Failover Manager, and then add it to a management group. See "Adding a storage system to an existing management group" (page 112) for more information. Troubleshooting - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 126
Disk. 4. Copy fresh files into the virtual machine folder from the downloaded zip file or distribution media. 5. Open the VI Client, and begin again. You cannot find the Failover Manager in the CMC, and cannot recall its IP address. • The CMC displays the IP address of a system if it can be found - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 127
manager is available to maintain quorum in a management group when a storage system goes offline, it can also be used for maintaining quorum during maintenance procedures. CAUTION: A virtual manager requires manual intervention to recover quorum and can have undesirable effects when left running - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 128
. When the data is resynchronized, stop the virtual manager to return to the disaster-tolerant configuration. NOTE: If the unavailable site is not recoverable, you can create a new site with new storage systems and reconstruct the cluster. Contact HP Support for help with cluster recovery. You must - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 129
to regain quorum in a management group. Figure 51 (page 128) illustrates the correct way to start a virtual manager when necessary to regain quorum. When starting a virtual manager, it should ideally be on a storage manager that is not already running a manager. However, if necessary, you can start - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 130
unavailable site recovers or the communication link is restored-you must stop the virtual manager. Stopping the virtual manager returns the management group to a fault tolerant configuration. 1. Select the storage system with the virtual manager. 2. Click Tasks on the Details tab, and select Stop - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 131
management group from which you want to remove the virtual manager. 2. Click Management Group Tasks on the Details tab, and select Delete Virtual Manager. 3. Click OK to confirm the action. NOTE: The CMC does not allow you to delete a virtual manager if that deletion causes a loss of quorum. Using - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 132
address for the cluster VIPs are required for iSCSI load balancing and fault tolerance, and for using HP LeftHand DSM for Microsoft MPIO. For more information, see "HP LeftHand Storage storage systems from the list to include in the cluster, and click Next. 6. Click Add in the Assign Virtual IPs and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 133
the cluster description. 4. Click OK to save. Editing iSNS servers Add or change the iSNS servers for a cluster. If you change the IP address of an iSNS server, or remove the server, you may need to change the configuration that clients are using. Therefore, you may need to disconnect any clients - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 134
. Anytime you add, change or remove the virtual IP address for iSCSI volumes, you are changing the configuration that servers are using. You should rebalance the iSCSI sessions after making the change. A command for rebalancing iSCSI sessions is available through the HP LeftHand Command-Line - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 135
Edit Cluster menu to perform cluster maintenance tasks. Adding a storage system to a cluster Add a storage system to an existing cluster to expand the storage for that cluster. If the cluster contains a single storage system, adding a second storage system triggers a change for the volumes in the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 136
in a multi-site cluster. 1. Select the cluster in the navigation window. 2. Click Cluster Tasks, and select Edit Cluster→Reorder Storage Systems. 3. In the Reorder Storage Systems window, select a storage system and click the up or down arrow to move it to the desired position. 4. Click OK when the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 137
data that has changed since its quarantine. Volumes that depend on this storage system will then show "Resyncing" on the volume Details tab. • Storage System Inoperable-Indicates that the storage system is unable to repair the slow I/Os, which may indicate a potential hardware problem. Volumes that - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 138
that the underlying hardware problem still exists. Figure 55 Checking the storage system status on the Details tab 1. Status line Repairing a storage system Repairing a storage system allows you to replace a failed disk in a storage system that contains volumes configured for data protection levels - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 139
As with repairing a disk problem, be sure to plan carefully for a disk replacement. 4. Click OK. The storage system leaves the management group and moves to the Available Systems pool. A placeholder, or "ghost" storage system, remains in the cluster. It is labeled with the IP address instead of the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 140
message says that the cluster is in use, you must first delete the snapshots and volumes on the cluster. The cluster is deleted, and the storage systems return to the management group as available. 140 Working with clusters - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 141
Remote Copy" in the HP LeftHand Storage Remote Copy User Guide. Provisioning storage Provisioning storage with the SAN/iQ software entails first deciding on the size of the volume presented to the operating system and to the applications. Next, decide on the configuration of snapshots, including - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 142
if the storage cluster instructions, see "Changing the volume size on the server" (page 153). Planning data protection Data protection results from creating data redundancy for volumes on the SAN. Configure data protection levels, called Network RAID, when you create a volume. Because data is stored - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 143
in the cluster. Table 43 Setting a data protection level for a volume With this number of Select any of these data protection levels available storage systems in cluster 1 • Network RAID-0 (None) For this number of copies • One copy of data in the cluster. 2 • Network RAID-0 (None) • One - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 144
Network RAID stripes are rotated across the storage cluster to support configurations where the number of storage systems in the cluster is larger than 't need to tolerate multiple storage system failures. Such applications include databases, email, and server virtualization. Network RAID-10 is also - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 145
-10+2 (4-Way Mirror) Network RAID-10+2 data is striped and mirrored across four or more storage systems. Data in a volume configured with Network RAID-10+2 is preserved in the event that any three storage systems become unavailable. Network RAID-10+2 is designed for Multi-Site SANs to preserve data - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 146
spans five to seven nodes including dual parity. Data in a volume configured with Network RAID-6 is available and preserved in the event that any two storage systems become unavailable. Network RAID-6 volumes are configured as thin provisioned by default. Best applications for using Network RAID - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 147
on different physical devices such as tapes. Snapshots are stored in the same cluster as the volume. Therefore, snapshots protect against data deletion, but not device or storage media failure. Use snapshots along with backups to improve your overall data backup strategy. At any time you can roll - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 148
the changes that have Configuration Summary overview" (page 106) . Reviewing SAN capacity and usage You can review detailed information about the capacity of your cluster, the volumes it contains, and the provisioning of the storage systems in the cluster. This information is presented in a series - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 149
use summary The Use Summary window presents information about the storage space available in the cluster. Figure 62 Reviewing the Use Summary tab In the Use Summary window, the Storage Space section lists the space available on the storage systems in the cluster. Saved space lists the space saved - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 150
in the clone point and any snapshots below the clone point. Only as data in the cluster for storage volumes and snapshots. Provisionable capacity of the SAN, a series of warnings displays on the the SAN by only allocating a fraction of the configured volume size. Therefore, the space saved on the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 151
can get back if this fully provisioned volume is changed to thinly provisioned. Consumed Space Amount of space used the clone point and any snapshots below it. For instructions on deleting clone points, see "Deleting the clone point " the storage systems in the cluster. Figure 64 Viewing - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 152
storage system in the cluster. RAID level configured on the storage system. Space available for storage after RAID has been configured SAN volume to an OS such as Microsoft Windows as a block device. Typically, then, which the file system can use for storing data. As the iSCSI initiator passes - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 153
system reviews its support defragmenting which essentially reorders the data on the block device. This can result in the SAN allocating new storage administrators to select and manipulate disks and partitions. This executable and its corresponding documentation can be downloaded from Microsoft users - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 154
Changing configuration characteristics to manage space Options for managing space on the cluster include • Changing snapshot retention-retaining fewer snapshots requires less space • Changing schedules -level capacity management, use application or file system-level tools. 154 Provisioning storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 155
the volume, or leave it the same size NOTE: Microsoft Windows 2008 supports dynamic disks. If you mount HP LeftHand Storage volumes on Windows 2008 servers and use Windows Server Manager to created in a management group, see "Configuration Summary overview" (page 106). Volumes and server access 155 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 156
recovery, and data mining/migration configurations. See the HP LeftHand Storage Remote Copy User Guide for detailed information about remote volumes to 127 characters and is case sensitive. The volume name cannot be changed. You can enable and customize a default naming convention for volumes. See - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 157
Both • Primary volumes are used for data storage. • Remote volumes are used for configuring Remote Copy for business continuance, backup and SAN than the size presented to the application server. As data is stored on the volume, the SAN/iQ operating system software automatically increases the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 158
Server Cluster Requirements for Changing Must be from 1 to 127 characters. Server must have already been created in the management group. Migrating a volume to a different cluster requires the target cluster to: • Reside in the same management group • Have sufficient storage systems and unallocated - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 159
Changing The cluster must have sufficient storage systems and unallocated space to support the new data protection level. For example, you just added more storage the volume below the size needed for data currently stored on the volume CAUTION: HP recommends that you do not decrease the volume size. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 160
address, and then connect to the volume again. Since this volume is disconnected, administrators should schedule a maintenance window for the re-configuration finished. Changing the size 1. In the Size field, change the number and change the 's data from the storage system and make that space available - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 161
part of a volume set. For example, you may set up Exchange to use two volumes to support a StorageGroup: one for mailbox data and one for logs. Those two volumes make a volume associated snapshots (except for clone points and shared snapshots) are deleted from the cluster. Deleting a volume 161 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 162
point-in-time -Snapshot that is taken at a specific point the HP LeftHand support a stored on different physical devices, such as tapes. Snapshots are stored in the same cluster as the volume. Therefore, snapshots protect against data deletion, but not device or storage series daily change rates - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 163
storage systems" (page 132) and Table 50 (page 163) for approximate data change iQ software creates a point-in-time snapshot Configure server access to the snapshot. Required for VMware: In the CMC, first configure a server with the controlling IP address. The controlling IP address is the IP address - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 164
Snapshot parameter What it means vCenter Server is installed. See the HP LeftHand Storage Application Aware Snapshot Manager Deployment Guide for more information about the controlling server IP address. Prerequisites for application-managed snapshots Creating an application-managed snapshot using - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 165
of a volume at a specific point in time. For information about snapshot characteristics, see "Configuring snapshots" (page 163). Creating an the CMC and use the IP address of the application server on which the vCenter Server is installed as the controlling server IP address in the New Server window - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 166
box, the system creates a point-in-time snapshot of each volume Change the description as necessary. 5. Change the server assignment as necessary. 6. Click OK when you are finished. Scheduling snapshots Use schedules to create a series storage systems are all set to the correct time. • Configure - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 167
support and still maintain adequate performance. For information on optimum configuration limits, performance, and scalability, see "Configuration a default naming convention enabled when the CMC is installed. You can change or disable this naming convention. See "Setting naming conventions" (page 18 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 168
create the schedule, the system stores information about the volume set as start date and time. The Date and Time Configuration window opens. Use this window to set the SAN/iQ software creates a point-in-time snapshot. 9. Specify volumes associated with this schedule change (add or remove volumes), - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 169
to bring it to the front. 3. Select the schedule you want to edit. 4. Click Schedule Tasks on the Details tab, and select Edit Schedule. 5. Change the desired information. 6. (Optional) If displayed, click Verify Volume Associations to see if the volume set included in the snapshot set is up to date - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 170
if you want to delete snapshots created by that schedule, you must do so manually. 1. In the navigation window, select the volume for which you want to "Working with scripting" (page 196) and the HP LeftHand Storage Command Line Interface User Guide, for information about the SAN/iQ software command - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 171
3. Configure server access to the snapshot 4. If you mount a Windows application-managed snapshot as a volume, use diskpart.exe to change the application-managed snapshot available on a stand-alone server (not part of a Microsoft cluster). 1. Disconnect the iSCSI sessions. 2. Do one of the following - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 172
a primary volume, start the HP LeftHand Command-Line Interface and clear are in a Microsoft cluster. NOTE: We recommend contacting Customer Support before performing this procedure Windows 2003, see Microsoft KB 280425 for how to change the disk IDs. 11. On Windows 2008 and later, change the disk ID - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 173
application-managed snapshot to a primary volume, start the HP LeftHand Command-Line Interface and clear the VSS volume points, see "Rolling back a volume to a snapshot or clone point" (page 174). 5. If you converted temporary space from an application-managed snapshot, use diskpart.exe to change - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 174
the HP LeftHand Storage Remote Copy User Guide for more point. The clone point selected will roll back to the parent volume it is listed under in the navigation view. CAUTION: During a rollback, snapshots that are newer than the one you intend to roll back are deleted. You will lose all data stored - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 175
navigation window, select the snapshot to which you want to roll back. Review the snapshot Details tab to ensure you have selected the correct snapshot. data inconsistencies. • All newer snapshots will be deleted. • Changes to the original volume since the snapshot was created will be point 175 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 176
, and configure hosts to access the new volume, if desired. Figure 67 New volume with shared clone point 1. Original volume 2. New SmartClone volume from snapshot 3. Shared clone point 5. If you created the SmartClone from an application-managed snapshot, use diskpart.exe to change the resulting - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 177
snapshot when the snapshot is: • A clone point. • In the process of being deleted or Mirror) volume. It is possible, therefore, for the storage cluster not to have enough space to accommodate the select the snapshot that you want to delete. 3. Review the Details tab to ensure you have selected the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 178
, called a clone point. They share this snapshot data on the SAN. SmartClone volumes can be used to duplicate configurations or environments for widespread volumes: • Deploy large quantities of virtual machine clones, including virtual servers and virtual desktops • Copy production data for use - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 179
relationships between clone points and SmartClone volumes. virtual or boot-from-SAN servers that use the same base operating system. A server's operating system takes up considerable storage but does not change On your HP LeftHand Storage, you maintain the SAN. You configure the iSCSI connections and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 180
and perform other maintenance tasks. When point.") You can select the provisioning method when creating SmartClone volumes. See "Provisioning storage operation in the HP LeftHand Centralized Management change the data protection level after the SmartClone volumes are created. However, if you change - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 181
Plan the servers you intend to assign to the SmartClone volumes. Configure the servers before creating the volumes, and you can then assign the them. You can also edit the individual volumes after they are created and change the type of provisioning. Server assigned to the volume. While you can only - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 182
Table 56 Characteristics for new SmartClone volumes (continued) SmartClone volume characteristic What it means more information, see "Assigning iSCSI server connections access to volumes" (page 205). Permission Type of access to the volume: Read, Read/Write, None Naming SmartClone volumes - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 183
characteristics are shared among all the SmartClone volumes and snapshots created from a common clone point. If you want to change one of these shared characteristics for one SmartClone volume, that change will apply to all related volumes and snapshots, including the original volume and snapshot - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 184
Figure 72 Programming cluster with SmartClone volumes, clone point, and the source volume 1. Source volume 2. Clone point 3. SmartClone volumes (5) In this example, you edit the SmartClone volume, and on the Advanced tab you change the cluster to SysAdm. The confirmation message lists all the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 185
Figure 74 SysAdm cluster now has the SmartClone volumes, clone point, and the source volume Table 57 (page 185) shows the shared and individual characteristics of SmartClone volumes. Note that if you change the cluster or the data protection level of one SmartClone volume, the cluster and data - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 186
is, you can delete all but one of the SmartClone volumes, and then you can delete the clone point. Figure 75 Navigation window with clone point 1. Original volume 2. Clone point 3. SmartClone volume In Figure 75 (page 186), the original volume is "C#." • Creating a SmartClone volume of C# first - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 187
appears multiple times. Note that it is exactly the same in each spot NOTE: Remember that a clone point only takes up space on the SAN once. Shared snapshot Shared snapshots occur when a clone point is created from a newer snapshot that has older snapshots below it in the tree. They are designated - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 188
a volume Next, 3 snapshots Finally, SmartClone volumes from the latest snapshot Latest snapshot becomes clone point C# C#_snap1C#_snap2C#_SCsnap C#class_x Older two snapshots become shared between clone point and SmartClone volume. The shared snapshots also appear under all the volumes which share - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 189
Creating SmartClone volumes You create SmartClone volumes from existing volumes or snapshots. When you create a SmartClone volume from another volume, you first take a snapshot of the original volume. When you create a SmartClone volume from a snapshot, you do not take another snapshot. To create a - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 190
(page 186). Map view The Map View tab is useful for viewing the relationships between clone point snapshots, shared snapshots, and their related volumes. For example, when you want to make changes such as moving a volume to a different cluster, or deleting shared snapshots, the Map View tab allows - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 191
may also display the Map view in the organic layout. The organic layout is more useful when you have a single clone point with many volumes, such as large numbers in a virtual desktop implementation. In such a case, the tree quickly becomes difficult to view, and it is much easier to distinguish the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 192
snapshots includes highlighting that shows the relationship between related items. For example, in Figure 82 (page 193), the clone point is selected in the tree. The clone point supports the SmartClone volumes, so it is displayed under those volumes. The highlight shows the relationship of the clone - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 193
those volumes temporarily exist on both clusters. All related volumes and snapshots must change to the same data protection level. The cluster must have sufficient storage systems and unallocated space to support the new data protection level for all related volumes. Editing SmartClone volumes 193 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 194
warning opens that lists the volumes that will be affected by the change. If there are too many volumes to list, a subset will be or snapshots. The only exception is the clone point, which cannot be deleted until it is no longer a clone point. CAUTION: Before deleting any volumes or snapshots, - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 195
Deleting multiple SmartClone volumes Delete multiple SmartClone volumes in a single operation from the Volume and Snapshots node of the cluster. First you must stop any application servers that are using the volumes, and log off any iSCSI sessions. 1. Select the Volumes and Snapshots node to display - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 196
You can also download sample scripts that illustrate common uses for the CLI. The HP LeftHand Storage Command Line Interface User Guide is installed with the CLI and is also available from the HP LeftHand Storage manuals website: http://www.hp.com/support/LeftHandManuals 196 Working with scripting - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 197
ensure that both the Microsoft MPIO and the DSM for MPIO are also installed on the server. Refer to the HP LeftHand Storage DSM for MPIO Deployment Guide In the CMC, add the server connection to the management See "Planning iSCSI server connections to management group and configure access for that - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 198
the HP LeftHand 4000 Storage Compatibility Matrix at: http://www.hp.com changed after the server is created. Optional: Description of the server. Not used for the Application Aware Snapshot Manager on Windows. Required for the Application Aware Snapshot Manager on VMware. IP address of the Microsoft - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 199
are taking VMware application-managed snapshots, enter the Controlling Server IP Address. 5. Select Allow access via iSCSI. 6. If you want CHAP, edit the server connection you just configured and complete the fields necessary for the type of CHAP you intend to configure, as shown in Table 63 (page - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 200
the target in the iSCSI initiator for the changes to take effect. • Editing the iqn or after the iSCSI service starts and the sessions are connected. HP LeftHand DSM for Microsoft MPIO settings If the HP LeftHand Storage DSM for MPIO Deployment Guide. Disk management You must also format, configure, - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 201
changed after the server is created. Optional: Description of the server. Not used for the Application Aware Snapshot Manager on Windows. Required for the Application Aware Snapshot Manager on VMware. Use the IP address of the Microsoft you are finished. Manually configuring a Fibre Channel initiator - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 202
name and optional description for the server connection. 6. If you are taking VMware application-managed snapshots, enter the Controlling Server IP Address. 7. Click Manually Configure Initiator. 8. Enter the initiator WWPN in the dialog box, and click Save to add the WWPN to the list of unassigned - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 203
configure MPIO. Setting up MPIO 1. Run the MPIO applet and choose the Discover Multi-paths tab. 2. Select the LEFTHANDP4000 disk for the Device Hardware ID. 3. Click Add. 4. Reboot the storage Microsoft TechNet article http://social.technet.microsoft and follow the instructions in either "Planning - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 204
line to the left of the volume icon Viewing the relationship between storage systems, volumes, and servers After you create a server cluster and Cluster window. 4. Click OK when you have finished making the changes. Deleting a server cluster Deleting a server cluster removes the cluster - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 205
(page 205). You must manually change the server and volume associations to the desired configuration after deleting the server cluster. access to those volumes or snapshots. CAUTION: Without the use of shared storage access (host clustering or clustered file system) technology, allowing more than one - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 206
write permissions to the volume. NOTE: Microsoft Windows requires read/write access to Assigning volumes to Fibre Channel servers After configuring the Fibre Channel servers in the CMC LUNs must be numbered from 1 to 254. HP LeftHand Storage does not support using LUN 0. The maximum number is 255 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 207
or restrict permissions, first stop any applications from accessing the volume or snapshot, and log off the session from the host before making the change. Editing server connection assignments from a volume You can edit the assignment of one or more server connections to any volume or snapshot - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 208
1. In the navigation window, right-click the volume whose server connection assignments you want to edit. 2. Select Assign and Unassign Servers. 3. Change the settings as needed. 4. Click OK. Editing server assignments from a server connection You can edit the assignment of one or more volumes or - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 209
and storage system I/Os to help you and HP support and engineering staff understand the load that the SAN is servicing. can integrate with your current environment or archive the data for capacity planning. See "Configuring SNMP" (page 91). As a real-time performance monitor, this feature helps you - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 210
shows that the Denver cluster is handling an average of more than 747 IOPS with an average throughput of more than 6 million bytes per second and that the Denver-1 storage system (dotted line pegged at the top of the graph) has a much higher IO read latency than the Denver-3 storage system. Such a - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 211
Activity generated by a specific server Most active volumes examples This example shows two volumes (DB1 and Log1) and compares their total IOPS. You can see that Log1 averages about 2 times the IOPS of DB1. This might be helpful if you want to know which volume is busier. Figure 90 Example showing - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 212
by a specific server example This example shows the total IOPS and throughput generated by the server (ExchServer-1) on two volumes the following: • Network utilization to determine if NIC bonding on the storage systems could improve performance • Load comparison of two clusters • Load comparison - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 213
Figure 93 Example showing network utilization of three storage systems Load comparison of two clusters example This example illustrates the total IOPS, throughput, and queue depth of two different clusters (Denver and Boulder), letting you compare the usage of those clusters. You can also monitor - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 214
Monitor window opens. By default, it displays the cluster total IOPS, cluster total throughput, and cluster total queue depth. Figure 96 to monitor those statistics until you pause monitoring or change the statistics. The system maintains any changes you make to the statistics graph or table only - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 215
-The Performance Monitor is having difficulty monitoring one or more storage systems. Click the Warning text for more information. Opens set up exporting of data to a comma separated values (CSV) file. Button changes to Resume Export Log when export is paused. Temporarily stops exporting of data. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 216
time of the computer that is running the CMC. You can change this default to GMT. See "Changing the sample interval and time zone" (page 220). (This style for the statistic's line on the graph. Name of the cluster, storage system, or volume being monitored. For volumes and snapshots, the server that - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 217
IO. This is the iSCSI traffic and does not include other traffic such as replication, remote snapshots, and management functions. For storage systems and devices, the statistics report the total traffic, including iSCSI traffic along with replication, remote snapshots, and management functions. The - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 218
requests. IO Latency Total Average time, in X milliseconds, to service read and write requests. Cache Hits Reads Percent of reads X served from cache for the sample interval. CPU Utilization Percent of processor used on this storage 218 Monitoring performance Volume or Snapshot X NSM - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 219
network for the sample interval. Storage Server Total Latency Average time, in - milliseconds, for the RAID controller to service read and write requests. Volume as a separate window. Use the Performance Monitor Tasks menu to change the window settings. 2. When you no longer need the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 220
the new interval and time zone immediately. Adding statistics You can change the monitored statistics for the Performance Monitor as needed. To limit cluster, you can add up to 50 statistics. The system maintains any changes you make to the statistics only for your current CMC session. It reverts - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 221
3. Click . Figure 101 Add Statistics window 4. From the Select Object list, select the cluster, volumes, and storage systems you want to monitor. Use the CTRL key to select multiple objects from the list. 5. From the Select Statistics options, select the option you - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 222
, which removes all lines from the graph and sets the three default statistics (cluster total IOPS, cluster total throughput, and cluster total queue depth) to zero in the table. The you may want to pause monitoring during planned maintenance windows or production downtime. 222 Monitoring performance - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 223
paused. 2. To restart the monitoring, click . Data updates when the next sample interval elapses. The graph will have a gap in the time. Changing the graph You can change the graph and its lines in the following ways: • "Hiding and showing the graph" (page 223) • "Displaying or hiding a line" (page - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 224
you want from Scale drop-down list for the statistic you want to change. The line moves up or down the graph based on the new scaling Statistics window, from the Select Object list, select the cluster, volumes, and storage systems you want to monitor. Use the CTRL key to select multiple objects from - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 225
may be helpful if you are working with technical support or internal personnel to troubleshoot an issue. 1. From the Performance Monitor window, . 4. Change the file name, if needed. The file name defaults to include the name of the object being monitored and the date and time. 5. Change the file - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 226
that require licensing are listed below. • Multi-System Virtualization and Clustering-clustered storage systems that create a single pool of storage • Managed Snapshots-recurring scheduled snapshots of volumes • Remote Copy-scheduled or manual asynchronous replication of data to remote sites • Multi - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 227
evaluation If you decide not to use Remote Copy and you have not obtained license keys by the end of the evaluation period, you must delete any remote volumes and snapshots you have configured. However, you can save the data in the remote snapshots before you delete them. 1. First, back up any - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 228
to obtain the license key(s). You then receive the license key(s) and apply them to the storage system(s). Using license keys License keys are assigned to individual storage systems. License keys can be added to storage systems either when they are in the Available Systems pool or after they are in - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 229
and generate the license key at the Webware website: https://webware.hp.com Entering license keys to storage systems When you receive the license keys, add them to the storage systems. 1. In the navigation window, select the storage system from the Available Systems pool. 2. Select the Feature - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 230
105 Selecting the feature key 4. For each storage system listed in the window, select the Feature Key. 5. Press Crtl+C to copy the Feature Key. 6. Use Ctrl+V to paste the feature key into a text editing program, such as Notepad. 7. Go to the HP Webware site to register and generate the license - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 231
IP address of the storage system along with the feature key. This record will make it easier to add the license key to the correct storage system when you receive it. Entering license keys When you receive the license keys, add them to the storage error messages explain the problem. A green check - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 232
Tasks, and select Edit Customer Information from the menu. 4. Fill in or change any of the information on this window. 5. Click OK when you are finished . Save a customer information file for each management group in your storage system. 1. In the navigation window, select a management group. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 233
DSM for Microsoft MPIO. When using a VIP, one storage system in the cluster hosts the VIP. All I/O goes through the VIP host. You can determine which storage system hosts the VIP by selecting the cluster, then clicking the iSCSI tab. Requirements for using a virtual IP address • For standard - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 234
a virtual IP address. See "VIPs" (page 233). • A compliant iSCSI initiator that supports iSCSI Login-Redirect and has passed HP's test criteria for iSCSI failover in a load balanced configuration. To determine which iSCSI initiators are compliant, view the HP LeftHand Storage Compatibility Matrix at - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 235
what you enter in the server's iSCSI initiator. Example iSCSI configurations The following iSCSI configuration examples use a Microsoft iSCSI initiator. Figure 107 (page 236) illustrates the configuration for a single host authentication with CHAP not required. iSCSI and HP LeftHand Storage 235 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 236
) illustrates the configuration for a single host authentication with 1-way CHAP required. Figure 108 Configuring iSCSI for a single host with CHAP Figure 109 (page 237) illustrates the configuration for a single host authentication with 2-way CHAP required. 236 HP LeftHand Storage using iSCSI and - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 237
refer to the HP LeftHand Storage DSM for MPIO Deployment Guide. NOTE: Do not use the HP LeftHand DSM for Microsoft MPIO with Fibre Channel. Fibre Channel and HP LeftHand Storage Fibre Channel on HP LeftHand Storage enables Fibre Channel connectivity to the HP LeftHand Storage. HP LeftHand Storage is - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 238
other Fibre Channel configuration standards, see the HP SAN Design Reference Guide. Creating Fibre Channel connectivity Two or more storage systems enabled for WWPNs will change. Using MPIO with Fibre Channel MPIO is required with HP LeftHand Storage Fibre Channel. Install the Microsoft MPIO on - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 239
. You may need to access the Configuration Interface if all network connections to the storage system are disabled. Use the Configuration Interface to perform the following tasks. • Add storage system administrators and change passwords • Access and configure network interfaces • Delete a NIC bond - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 240
viewable in the CMC under the management group Administration category. Configuring administrative users Use the Configuration Interface to add new administrative users or to change administrative passwords. You can only change the password for the administrative user that you used to log in to the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 241
you specify an IP address, Gateway is a required field. If you do not have a Gateway, enter 0.0.0.0 for the Gateway address. 4. Tab to OK, and press Enter to complete the network configuration. 5. Press Enter on the confirmation window. 6. Open the CMC, and locate the storage system using the Find - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 242
, and other devices on your network support that frame size. For more information your network, see "Changing NIC frame size" (page 48). 1. On the Configuration Interface main menu, tab configuration of the storage system, including administrative users and network settings. 1. On the Configuration - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 243
RAID is always referred to as RAID. The following situations may require consulting with HP Support to identify bad disks before disk replacement to rebuild the data (when configured for data protection) on the storage system: • RAID 5-If multiple disks need to be replaced, they must be identified - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 244
box, and Manager changes to No in the Management Group box. 2. If you stop a manager, the cluster will be left with an even number of managers. To ensure that the cluster has an odd number of managers, do one of these tasks: • Start a manager on another storage system. • Add a virtual manager to the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 245
IP address serving as a place holder. The storage system moves from the management group to the Available Systems pool. If the storage system does not appear in the Available Systems pool, use the Find menu option to relocate it. To replace the disk For the DL320s (NSM 2120), HP LeftHand P4300, HP - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 246
review configuration of managers. If there was a manager running on the storage virtual manager before you can start a regular manager. 1. Right-click the virtual manager, and select Stop Virtual Manager. 2. Right-click the virtual manager, and select Delete Virtual Manager. 3. Right-click the storage - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 247
storage system with the repaired storage system Before rearranging Storage Systems in Cluster • Storage system A • • Storage system C After rearranging • Storage system A • Storage system B • Storage speed. To change local bandwidth priority: Replacing disks and rebuilding data 247 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 248
the ghost storage system: 1. Right-click the ghost IP address and select Remove from Management Group. 2. If you have changed the Local Bandwidth Priority of the management group while the data was being rebuilt, change it back to the original value. At this point, the disk in the storage system is - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 249
the Hardware Information tab in the CMC (select Diagnostics for the applicable storage system and then select the Hardware Information tab). If a RAID controller bottom PCIex8 slot and is called Card 2 (Figure 114 (page 250)). Review the Alarms section of the CMC to determine if any alarms have been - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 250
: a. Use the CMC to power off the system controller as described in "Powering off the storage system" (page 24). b. Manually power off the disk enclosure. 2. Unplug all cables from the power outlets. 3. Remove the storage system from the rack and place it on a flat surface. 250 Replacing hardware - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 251
4. Remove the top cover (Figure 115 (page 251)): a. Loosen the screw on the top cover with the T-10 wrench. b. Press the latch on the top cover. c. Slide the cover toward the rear of the server and then lift the top cover to remove it from the chassis. Lift the top cover away from the chassis. - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 252
6. The cache module is attached to the RAID controller and must be removed before removing the RAID controller. Each cache module is connected to a battery; observe the BBWC status LED (4, Figure 117 (page 252)) on both batteries before removing a cache module: • If the LED is flashing every two - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 253
Figure 119 Removing the cache module 9. Remove the RAID controller from its slot. Installing the RAID controller IMPORTANT: The replacement RAID controller contains a new cache module. You must remove the cache module on the replacement controller board and attach the existing cache module to the - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 254
holder on the rear of the unit. 6. Place the unit back into the rack and connect all cables and power cords. 7. Power on the storage system. Verifying proper operation After replacing the RAID controller, observe the following to ensure replacement was successful: • Observe the LEDs on the front of - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 255
in the Description column include the HP LeftHand Centralized Management Consoleand the scripting interface storage system. Incoming from SNMP clients. Outgoing from the storage systems for SNMP Traps. Outgoing from the storage systems for remote logging. Outgoing from the storage systems for iSNS services - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 256
Diagnostic tool -DiagiQ that is run by HP LeftHand Support to get advanced diagnostics information using a web interface. TCP 2301, 2302, 2381, 2382 HP System Insight Manager Used by HP System Insight Manager to display configuration information of HP platforms like DL380 and DL320s using - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 257
for normal SAN operations with SAN/iQ (continued) IP Protocol Port(s) Name Description required for normal day-to-day operations. TCP, UDP 13838, 13845, 13841, 13843 SAN/iQ Internal Outgoing from management applications. Incoming to storage systems. Used for management and control. TCP - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 258
-party licenses The software distributed to you by HP includes certain software packages indicated to be subject to and responsibilities under these licenses. In addition, the software described in this manual includes open source software developed by the Apache Software Foundation, The Legion of - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 259
the installation or upgrade of your product and to enable enhanced delivery of your HP Warranty, HP Care Pack Service or HP contractual support agreement. HP Insight Remote Support supplements your monitoring, 24x7 to ensure maximum system availability by providing intelligent event diagnosis - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 260
in this guide from the Manuals page: http://www.hp.com/support/LeftHandManuals HP websites For additional information, see the following HP websites: • http://www.hp.com • http://www.hp.com/go/storage • http://www.hp.com/service_locator • http://www.hp.com/support/manuals • http://www.hp.com/support - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 261
25 Documentation feedback HP is committed to providing documentation that meets your needs. To help us improve the documentation, send any errors, suggestions, or comments to Documentation Feedback ([email protected]). Include the document title and part number, version number, or the URL when - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 262
NIC in the bond until the preferred NIC resumes operation. At that point, data transfer resumes on the preferred NIC. Adaptive Load Balancing A type Configuration Summary The Configuration Summary displays an overview of the volumes, snapshots, storage systems, and iSCSI sessions in the HP - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 263
virtual items displayed in the CMC • Hardware tab - displays the icons that represent the physical storage units. Hardware reports display point-in-time statistics about the performance and health of the storage system, its drives, and configuration. The hostname on a storage system is the user - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 264
stored as parity distributed across the disks. Parity allows the storage system to use more disk capacity for data storage designation assigned by the administrator in the HP P4000 Centralized Management Console. /all of the application servers. In configurations that do not designate a primary site - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 265
the Cliq Command Line Interface. Striped data is stored across all disks in the cluster. You might change the configuration of a volume, for example, change data protection level, add a storage system, or remove a storage system. Because of your change, the pages in the volume must be reorganized - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 266
pack split mirror standard cluster storage server stripe synchronize target secret temporary space thin provisioning trap Trap Community String unicast VIP virtual IP address virtual machine virtual manager volume volume lists Shared snapshots occur when a clone point is created from a newer - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 267
two volumes make a volume set. The size of the virtual device communicated to the operating system and the applications. HP P4000 VSS Provider is the hardware provider that supports the Volume Shadow Copy Service on the HP P4000 SAN Solution. Volume Shadow Copy Service See temporary space . 267 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 268
group, 112 storage to clusters, 135, 136 users to a group, 78 virtual manager, 128 volumes, 157 administrative groups adding, 78 adding users, 78 associate with Active Directory group, 80 changing, 78 deleting, 78 managing, 77 permissions descriptions, 78 remove Active Directory configuration, 81 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 269
Protocol see CHAP changing administrative group description, 78 changing RAID erases data, 33 cluster configuration, 133 clusters, for volumes, 159 data protection levels, 160 DNS domain name, 68 host names, 22 IP address of storage system, 51 local bandwidth, 113 maintenance mode to normal - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 270
SAN Status Page, 83 split network, 45 storage systems, 15 TCP speed and duplex in Configuration Interface, 241 virtual IP address, 132 virtual manager, 128 connecting to the Configuration Interface, 239 consumed space by volume, 150 contacting HP, 259 content panes Alarms, 83 Best Practice Summary - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 271
network interface, configuring, 68 disabling network interfaces, 67 SNMP agent, 93 SNMP traps, 94 disabling Fibre Channel, 72 disassociating management groups, 113 see also HP LeftHand Storage Remote Copy User Guide disaster recovery starting virtual manager, 129 using a virtual manager, 126 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 272
map view, 17 DNS and DHCP, 68 and static IP addresses, 68 changing domain name, 68 DNS server adding, 68 and static IP addresses, 68 editing IP or domain name, 68 removing, 68 using, 68 document related information, 260 documentation HP website, 260 providing feedback on, 261 Domain Name Server - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 273
259 high availability manager configuration, 119 highlighting lines, 223 host names access SNMP by, 92 changing, 22 resolution, 22 host storage system for virtual IP address, 233 hot swap RAID degraded, 34 replacing disk in, 43 safe to remove status, 42 HP technical support, 259 HP DSM for MPIO, 233 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 274
234 and fault tolerance, 233 and iSNS servers, 233 and virtual IP address, 233 as block device, 152 authentication, 234 changing or removing virtual IP address, 134 CHAP, 234 clusters and VIP, 233 configuring CHAP, 199, 235 creating storage overview, 14 load balancing, 233 logging on to volumes, 200 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 275
snapshots, 170 move storage systems within cluster, 136 Multi-Site SAN and Failover Manager, 120 N naming conventions, setting in preferences, 18 naming SmartClone volumes, 181, 182 network best practices, 45 change configuration of, 46 ping IP address, 50 split configurations for, 45 network - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 276
effect of levels, 206 ping IP address, 50 planning SmartClone volumes, 180 snapshots, 147, 163 volume size, 141 volumes, 141, 155 planning capacity full provisioning method, 142 thin provisioning method, 142 point-in-time snapshots defined, 162 pool of storage, 103 port status, Fibre Channel - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 277
, 100 adding, 100 changing remote log file target computer, 100 configuring target computer, 100 removing old logs, 101 remote support software, 259 remote support, setting up CMC for, 20 remote volumes, 156 see also HP LeftHand Remote Copy User Guide removing administrative users from a Group, 78 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 278
96 log files for technical support, 100 management group configuration information, 114 scaling factor changing, 224 scheduled snapshots requirements for, 167 scripting evaluation, 227 backing out of, 228 turning off, 228 turning on, 227 security administrative, 103 of storage resources, 103 server - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 279
, 180 requirements for changing, 193 uses for, , 163 planning size, 163 point-in-time, 162 read/write Virtual Manager speed/duplex configuring, 47 split network configuration, 45 spoofing, 234 starting managers on storage systems, 112 virtual manager to recover quorum, 129 static IP addresses - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 280
on VMware, 126 updating manager IP addresses, 71 upgrading storage system software, 25 storage systems in clusters, 136 UPN, logging in with, 79 Use Summary window, 149 user adding a group to a user, 76 administrative, 76 changing a user name, 76 deleting administrative, 77 editing, 76 password, 76 - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 281
volumes, 190 statistics details, 221 virtual IP address, 233 and Fibre Channel, 132 and iSCSI, 233 configuring for iSCSI for, 132 gateway session when using load balancing, 233 host storage system, 233 removing or changing, 134 virtual machine, 120 virtual manager adding, 128 alarm when in - HP StoreVirtual 4335 | 10.0 HP LeftHand Storage User Guide (AX696-96202, Novembe - Page 282
plugging NICs into same switch for Link Aggregation Dynamic Mode, 52 return repaired system to same place, 139 Wear life, 36 websites customer self repair, 259 HP, 260 HP Subscriber's Choice for Business, 259 product manuals, 260 Windows 2008 dynamic disks, 155 write failure warnings, 142 282 Index
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HP
LeftHand Storage User Guide
Abstract
This guide provides instructions for configuring individual storage systems, as well as for creating storage clusters, volumes,
snapshots, and remote copies.
HP Part Number: AX696-96202
Published: November 2012
Edition: 8