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SV3200 and Esxi 6 cluster. Snapshot VM needs very long (delete as well)

 
oikjn
Honored Contributor

Re: SV3200 and Esxi 6 cluster. Snapshot VM needs very long (delete as well)

Thomas,   Is vmware creating a snapshot on the iSCSI lun when it creates its snapshot or is this purely a file created on the iSCSI LUN?  If no snapshot is created on the SAN, then this is either a SAN performance issue or a VMWare related issue.  If no SAN snapshot is created during the VM snapshot, the SAN is getting "normal" IO traffic, and unless you are seeing a sudden spike in outstanding IO and latency or some other indicator that the SAN is suffering from some under-performance issue during your snapshot creation activities, then the issue is more likely with VMWare and how it is handling the creation of those snapshot files.

If you haven't already and the HP SAN performance monitor doesn't indicate any obvious performance issues, I'd suggest opening a case with vmware about the issue as they should be able to say why the snapshot creation is taking so long to create.

AndreyVV
Occasional Visitor

Re: SV3200 and Esxi 6 cluster. Snapshot VM needs very long (delete as well)

did you solve the problem?