Use PowerCLI to find the datastore from a disk name

Recently we get vSphere alarms in our environment that say for instance:

“[VMware vCenter – Alarm Host error] Issue detected on host in datastore: ScsiDeviceIO: 2368: Failed write command to write-quiesced partition naa.600a0b8000111155000021c53f97784e:1 (42:01:04:07.994 cpu7:5191)”

There seems to be a problem on a partition. But which datastore is on this partition? We can use PowerCLI to find the datastore involved. Read more of this post