Just for my own notes and quick copy and paste in the future:
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# Get my cluster to verify im connected PowerCLI C:\WINDOWS\system32> Get-VMHost -Location ha-ucs-cluster Name ConnectionState PowerState NumCpu CpuUsageMhz CpuTotalMhz ---- --------------- ---------- ------ ----------- ----------- pr-ha-ucs-vm5.way... Connected PoweredOn 16 112 31984 pr-ha-ucs-vm6.way... Connected PoweredOn 16 238 31984 pr-ha-ucs-vm2.way... Connected PoweredOn 16 153 31984 pr-ha-ucs-vm1.way... Connected PoweredOn 16 307 31984 pr-ha-ucs-vm3.way... Connected PoweredOn 16 100 31984 pr-ha-ucs-vm4.way... Connected PoweredOn 16 110 31984 # Get my list of luns and their types PowerCLI C:\WINDOWS\system32> Get-VMHost -Location ha-ucs-cluster | Get-ScsiLun CanonicalN ConsoleDeviceName LunType CapacityGB MultipathP ame olicy ---------- ----------------- ------- ---------- ---------- naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 300.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 1,024.000 MostRec... naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 MostRec... naa.624... /vmfs/devices/disks/naa.624... disk 40.000 MostRec... naa.624... /vmfs/devices/disks/naa.624... disk 500.000 MostRec... ...list truncated... naa.624... /vmfs/devices/disks/naa.624... disk 500.000 MostRec... naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 300.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 1,024.000 MostRec... naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 MostRec... naa.624... /vmfs/devices/disks/naa.624... disk 40.000 MostRec... ...list truncated... naa.624... /vmfs/devices/disks/naa.624... disk 500.000 MostRec... #Change them all to Round Robin. (All 500gb are RDM in this case) PowerCLI C:\WINDOWS\system32> Get-VMHost -Location ha-ucs-cluster | Get-ScsiLun -LunType "disk"|where {$_.MultipathPolicy -ne "RoundRobin"}|Set-ScsiLun -Multip athPolicy RoundRobin CanonicalN ConsoleDeviceName LunType CapacityGB MultipathP ame olicy ---------- ----------------- ------- ---------- ---------- naa.624... /vmfs/devices/disks/naa.624... disk 1,024.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 40.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 1,024.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 40.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 4,096.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 40.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin naa.624... /vmfs/devices/disks/naa.624... disk 500.000 RoundRobin |
Blog QuickTip: #Powercli to switch all VMware LUNs to #RoundRobin (just for my notes for quick lab rebuilds) http://t.co/U7ru2agfbJ