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Create Disk Group, Virtual Disks

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Create Disk Group Selecting the Virtual Disks tab shows a logical view that displays how storage capacity is allocated. This view also allows you to create, modify or delete disk groups and virtual disks. To create a new disk group, click Create Disk Group. Figure 31. Storage Array Virtual Disks The Create Disk Group link launches a wizard that walks you through creating a new disk group. During this process, you must choose the available free drives or disk pools, drives making up the new disk group and the RAID level. Four filtering options guide creation of the new disk group: capacity, speed, tray loss protection (TLP) and drawer loss protection (DLP). TLP and DLP allow for a complete drive tray or complete drawer failure without failing the virtual disk(s) within the disk group. Dell MD Storage Array vCenter Plug-in | 41

Section	Page
Overview	5
Installation Prerequisites	6
Configuration Limitations	6
Localization Support	6
Logs, Warnings and Error Messages	6
Downloading the MD vCenter Plug-in	6
Upgrading from a Previous Version	6
Application Server Requirements	7
Before You Install the MD vCenter Plug-in	7
Installing the MD vCenter Plug-in	8
Configuring the Application Server and MD vCenter Plug-in	9
Configuring Storage Administrator Roles	10
Creating a Storage Administrator Role	10
Adding an Existing User to the Storage Administrator Role	12
No Access	13
Configuring SAS Support on ESX and ESXi Hosts	13
SAS Support Host Requirements	13
Installing the SAS Provider Upgrade	14
Installing the SAS Provider on ESX 4.1	14
Installing the SAS Provider on ESXi 4.1	15
Installing the SAS Provider on ESXi 5.0	15
MD vCenter Plug-in Security	16
Accepting and Installing the Trusted SSL Certificate	16
Microsoft Enhanced IE Security	19
MD vCenter Plug-in Features	21
MD vCenter Plug-in Features	21
Configuring Storage Arrays	21
Adding a Storage Array	22
Removing a Storage Array	23
Editing System Properties	23
Changing the vCenter Plug-in Password	23
Resolving a Password Mismatch between the MD Storage Array and the vCenter Plug-in	23
Storage Array Configuration Backup	23
Enable Automatic Save Configuration Backups	23
Initiate A Manual Save Configuration	24
ESX/ESXi Host SAN Configuration	27
Configuring ALUA Support	31
Changing Your Default Multipath Policy	31
Adding an SATP Claim Rule to Enable ALUA and Change the Multipath Policy to Round Robin	32
Networking Configuration for Fibre Channel and iSCSI Storage (ESX/ESXi 4.x only)	32
Connecting a Dell MD3600i-Series or MD Dense iSCSI Storage Array	32
Connecting a Dell MD3600f-Series or MD Dense Fibre Channel Storage Array	33
ESX/ESXi Host Configuration Wizard	35
Storage Array Summary	39
Support for Disk Pooling	40
Create Disk Group	41
Formatting Virtual Disks	42
Decision-making Schemes	43
Using the Predictive Scheme to Make Virtual Disk Decisions	43
Using the Adaptive Scheme to Make Virtual Disk Decisions	43
Creating a Virtual Disk	44
Snapshots Premium Feature	44
Creating a Snapshot of a Base Virtual Disk	45
Disabling a Snapshot	45
Re-creating a Snapshot	45
Deleting a Snapshot	45
Creating a Virtual Disk Copy	46
Remote Replication	48
Create Remote Replication	49
Suspending Remote Replication	50
Resuming Remote Replication	50
Changing Remote Replication Roles	50
Testing Remote Replication	50
Changing Remote Replication Parameters	51
Removing Replicated Pairs	51
Mapping a Virtual Disk	51
Datastores View	53
Storage Array Event Log	54
Manually Unregistering the MD vCenter Plug-in	55
Uninstall the MD vCenter Plug-in	56
Troubleshooting MD vCenter Plug-in Issues	57
Application Server Logs	57
I Receive an Error When Attempting to Register the vCenter Plug-in	57
I Cannot Communicate with the Application Server	58
I Cannot Create or Delete Objects	58
How Can I Maximize Client Performance	58
How Do I Suppress Slow Script Warning Messages	58
Why Can I Not Make Changes to the Storage Array?	58
The MD vCenter Plug-in Does Not Show the New Storage Array Name after a Clear Configuration Operation in MDSM	58
Long Timeout for SAS ESX Host Wizard Operation	59
Storage Administrator Privileges assigned to user Group not working	59
Save Dialog Does Not Appear when Attempting to Save Array configuration or MEL	59
Error Loading Arrays Message Displayed	59
Entering an Invalid Alternate Controller IP Address Causes Duplicate Array Entries	59
Add Array DNS Field is Limited to 30 Characters	59
Event log viewer scroll bar goes beyond the limit.	59
ESX Host Name Wraps Unless Window Expanded	60
Getting Help	62

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Dell MD Storage Array vCenter Plug-in

Create Disk Group

Selecting the

Virtual Disks

tab shows a logical view that displays how storage capacity is allocated. This view

also allows you to create, modify or delete disk groups and virtual disks. To create a new disk group, click

Create Disk Group

Figure 31.

Storage Array Virtual Disks

The

Create Disk Group

link launches a wizard that walks you through creating a new disk group. During this

process, you must choose the available free drives or disk pools, drives making up the new disk group and the

RAID level.

Four filtering options guide creation of the new disk group: capacity, speed, tray loss protection (TLP) and

drawer loss protection (DLP). TLP and DLP allow for a complete drive tray or complete drawer failure without

failing the virtual disk(s) within the disk group.