Dell EqualLogic PS6210X EqualLogic Multipathing Extension Module Installation
Dell EqualLogic PS6210X Manual
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- Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 1
Dell EqualLogic Multipathing Extension Module Installation and User's Guide Version 1.7 - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 2
of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 3
the Dell EqualLogic MEM 19 EHCM Configuration File...19 iSCSI Connection Count...20 EqualLogic MEM Configuration Using vSphere CLI Commands 20 Viewing Configuration Values...20 Setting Configuration Values...20 EqualLogic MEM Configuration Using Host Profiles...21 4 Troubleshooting...22 - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 4
A Sample Configuration Commands 26 Configuring a 4-Port NIC Using the VMware Software iSCSI Initiator 26 Index...28 4 Contents - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 5
updates. Audience The information in this guide is intended for administrators responsible for managing VMware vSphere environments attached to a PS Series group. Dell Online Services To learn more about Dell EqualLogic products, visit the PS Series support site. The site provides links to - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 6
most optimal path to the volume. EHCM simplifies management by creating the appropriate number of sessions to an EqualLogic volume. Dell EqualLogic MEM Configuration Model Figure 1. Dell EqualLogic MEM Logical Path Configuration shows the logical path configuration that the MEM uses. 6 Overview - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 7
MEM Logical Path Configuration Details describes the components shown in Figure 1. Dell EqualLogic MEM Logical Path Configuration. Table 1. EqualLogic MEM Logical Path Configuration Details Callout 1 2 3 4 5 6 7 8 9 10 11 Description VMware virtual machines with guest operating system Virtual - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 8
detailed instructions on Dell EqualLogic documents: • Dell Virtual Storage Manager for VMware Installation and User's Guide • Dell EqualLogic Group Manager Administrator's Guide Dell EqualLogic Tech Report For information about the benefits of the Dell EqualLogic MEM, see the Dell EqualLogic - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 9
Upgrade Installation • Disabling MEM • Using the MEM with AutoDeploy Obtaining the MEM Installation File The Dell EqualLogic MEM installation .zip file is available from the Technical Support website. The .zip file has the following contents: • setup.pl - A configuration and installation script. To - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 10
the Dell EqualLogic installation script setup.pl for network configuration operations. Prerequisites for setup.pl Script The setup.pl script is designed to run from the VMware Management Assistant (vMA) or the vSphere CLI from a Linux or Windows host. vSphere CLI version 6.x is supported. NOTE - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 11
Configuring Your Network for the Dell EqualLogic MEM To configure your vSwitch for the Dell EqualLogic MEM , use the following syntax: setup.pl --configure initiator if not already enabled. not set --nohwiscsi Ignores any supported iSCSI offload network cards, and uses only the VMware software - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 12
storage and want to limit these settings on only Dell EqualLogic storage, configure them manually on the individual discovery portals instead. Value DelayedAck , avoiding the problems noted. LoginTimeout LRO The default VMware setting for this value is 5 seconds. Dell recommends a setting - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 13
. To modify the EHCM configuration, see Sample Configuration Commands. For instructions on uninstallation, see Removing the Dell EqualLogic MEM . Tasks Performed During the Installation Process The installation of the Dell EqualLogic MEM performs the following tasks: • Registers the PSP • Configures - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 14
about importing to PowerStore arrays, see the Importing External Storage to PowerStore Guide. Installing MEM Using the setup.pl Script You can use the installation script 10.118.186.64 --username root --password my$1234 --bundle / dell-eql-mem-esx6-.zip 14 Installing Dell EqualLogic MEM - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 15
Reboot the system. You must reboot the system before the Dell EqualLogic Multipathing Extension Module with import becomes active. 11. Take importing to PowerStore arrays, see the Importing External Storage to PowerStore Guide. Installing MEM Using the vSphere CLI NOTE: Maintenance mode is required - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 16
PowerStore arrays, see the Importing External Storage to PowerStore Guide. Removing the Dell EqualLogic MEM To remove MEM , either: • Use the Contact your service provider if you need to uninstall the host plugin after enabling the import to PowerStore function. To remove the Dell EqualLogic MEM, - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 17
service is enabled. Performing an Upgrade Installation To perform an upgrade installation of the Dell EqualLogic MEM Dell EqualLogic MEM. However, if you want to disable and reenable MEM, use the setup.pl script as described in this section. NOTE: Disabling MEM and Reenabling MEM are not supported - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 18
Using the MEM with AutoDeploy The Dell EqualLogic MEM supports the AutoDeploy feature in ESXi that allows building images for automatically deploying ESXi hosts. To add the MEM to the boot image, perform the following - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 19
supported). TotalSessions 512 1024 64 VolumeSessions 6 12 1 MemberSessions MinAdapterSpeed MultiLunMemberSessions MultiLunVolumeSessions 2 4 1 1000 10000 10 4 16 1 16 64 1 Maximum total number of sessions created to all EqualLogic See the Dell EqualLogic PS Series documentation - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 20
connection count. Refer to the following PS Series firmware documentation for pool iSCSI connection count limits and recommendations: • Dell EqualLogic Group Manager Administrator's Guide • iSCSI Initiator and Operating System Considerations: Optimizing Your SAN Environment for High Availability - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 21
In vSphere, Host Profiles are extended to support third-party providers. The Dell EqualLogic MEM contains such a Host Profile provider, which allows management of some MEM configuration parameters through the host profile framework. Support for host profile operations includes: • Extracting current - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 22
This chapter discusses topics related to troubleshooting the Dell EqualLogic MEM. Topics: • Log Files • CLI Commands for Troubleshooting • Troubleshooting Common Issues Log Files This section describes the log files used by the Dell EqualLogic MEM Table 6. Log Files Log File Name - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 23
use the following vSphere CLI command syntax: esxcli equallogic sessions For example: $ esxcli equallogic sessions VolumeName ---------esx5datastore esx5datastore esx5datastore esx5datastore esx5vm1 Listing VVol Statistics NOTE: This command is available on ESXi v6.0 only. Troubleshooting 23 - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 24
Dell EqualLogic MEM. For troubleshooting issues related to importing EqualLogic storage to PowerStore, see the Importing External Storage to PowerStore Guide. Table 7. Troubleshooting the Dell EqualLogic MEM Problem cannot be seen The Broadcom iSCSI offload supports jumbo frames in ESXi 5.1 and - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 25
Problem Possible Cause/Solution you will see only 2 sessions created to each volume in the pool, regardless of the number of VMkernel ports Your hosts are exceeding PS group or pool session limits, and the multipath sessions are being automatically reduced by the storage array. Troubleshooting 25 - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 26
A Sample Configuration Commands This appendix provides examples of using the setup.pl script to configure networking for multipathing. Topics: • Configuring a 4-Port NIC Using the VMware Software iSCSI Initiator Configuring a 4-Port NIC Using the VMware Software iSCSI Initiator $./setup.pl -- - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 27
VM Network Management Network Switch Name vSwitchISCSI Num Ports 128 PortGroup Name iSCSI3 iSCSI2 iSCSI1 iSCSI0 StorageHeartbeat Switch Name Num Ports vSwitch1 128 PortGroup Name Private 0 0 0 1 vmnic0 vmnic0 Used Ports 10 Configured Ports 128 MTU 9000 Uplinks vmnic5, vmnic4, - Dell EqualLogic PS6210X | EqualLogic Multipathing Extension Module Installation - Page 28
viewing 20 configuration values setting 20 E EHCM 6, 19 ehcmd 19 EqualLogic Host Connection Manager, See EHCM H host profiles 21 I installation tasks using vSphere CLI 16 troubleshooting 24 PSP 6 R round robin 11 S sessions listing 23 setup.pl 10 statistics listing 22 T troubleshooting 22 U upgrade
Dell EqualLogic Multipathing Extension
Module
Installation and User’s Guide
Version 1.7