Scsi unmap windows 2012

So unmap makes it way down the stack from the guest Windows Server Operating system, the VHDX , the hyper visor and the storage array. The good news here is that there is no more sdelete to run, scripts to write, or agents to install. If you want to read up on the VHDX format you can download the specs here. It looks pretty feature complete. Aidan, thank you for an excellent article on this topic. Microsoft also mentioned that Trim the IDE equivalent requires physical disks directly attached to a virtual machine.

So after repeated runs I didn't really reclaim much more than where I started. The default is to preallocate 10GB ahead of time to reduce an chance of performance issues during writes. So you could build the script so that it runs the analyze and if it comes back with "rethining not recommended" you could exit the script.

One last comment. OK, all great info, thanks. I just got an error on a Windows volume with compressed files, but there were only a few small ones so I decompressed and ran it again. Browse Community. Turn on suggestions. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.

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Create a free Team What is Teams? Learn more. How to check Unmap event in windows server R2? Ask Question. Asked 2 years, 11 months ago.

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Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Learn more. Asked 2 years, 3 months ago. Active 2 years, 3 months ago. Viewed times. Improve this question. Glenn Sullivan Glenn Sullivan 1, 9 9 silver badges 17 17 bronze badges. For the article you linked, it seems that different Microsoft DSM version required different disabledeletenotify setting ie: 1 vs 0.