Tag Archives: UNMAP

Help, my Thin Provisioning is not working

On many occasions I’ve seen posts from storage administrator who mapped some luns to hosts and on the first use the entire pool got whacked with all bells...

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SCSI UNMAP and performance implications

When listening to Greg Knieriemens’ podcast on Nekkid Tech there was some debate on VMWare’s decisision to disable the SCSI UNMAP command on vSphere 5.something. Chris Evans (www.thestoragearchitect.com)...

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