HP QR516B manual iSCSI Failover Considerations and Multipath Load Balancing

Models: QR516B

1 89
Download 89 pages 22 Kb
Page 76
Image 76
iSCSI Failover Considerations and Multipath Load Balancing

16.Reboot the ESX host. If virtual machines are active, shut them down or suspend them.

The ESX host and HP 3PAR StoreServ Storage should now be configured for use. Using the showhost command on the HP 3PAR StoreServ Storage, the new iSCSI connections should now show as present.

#showhost

Id Name

----------------WWN/iSCSI_Name----------------

Port

--

iqn.1998-01.com.vmware:hpdl380-01-11a38a59

0:1:2

 

iqn.1998-01.com.vmware:hpdl380-01-11a38a59

1:1:2

As new LUNs are exported to the ESX iSCSI host, a rescan must be performed on the iSCSI software adapter. This is accomplished in the same manner that Fiber Channel LUNs would be rescanned.

Click Rescan, select the Scan for New Storage Devices check box, then click OK to rescan for new LUNs exported to the ESX iSCSI host.

iSCSI Failover Considerations and Multipath Load Balancing

NOTE: For information about multipathing and configuring to Round Robin policy for all connectivity types (FC, FCoE, and iSCSI, see “Multipath Failover Considerations and I/O Load Balancing” (page 37).

Performance Considerations for Multiple Host Configurations

The information in this section should be considered when using multiple ESX hosts, (or other hosts in conjunction with ESX hosts), that are connected in a fan-in configuration to a pair of HP 3PAR StoreServ Storage ports.

76 Configuring the Host for an iSCSI Connection

Page 76
Image 76
HP QR516B manual iSCSI Failover Considerations and Multipath Load Balancing, Configuring the Host for an iSCSI Connection