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HowTo: VMware vSphere ESXi 5.5 – Enable Round Robin Multipathing/Load Balance 1IOP per Path

Run this command to return all the properties of the mapped LUNS. Use this to get the device name.

esxcli storage core path list

Configure VMware’s Path Selection Policy to use Round Robin

esxcli storage nmp device set --device naa.600c0ff00010d5c79f67da5301000000 --psp VMW_PSP_RR

Configure the Path Selection Policy to load balance packets to round robin every other IO.

esxcli storage nmp psp roundrobin deviceconfig set --type=iops --iops 1 --device naa.600c0ff00010d5c79f67da5301000000

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