[PVE-User] Backup Image Size
christian at cjcartwright.com
Tue Sep 11 10:27:52 CEST 2012
Using Sdelete worked perfect.
Thanks for your help.
Sent from my iPhone
On 10 Sep 2012, at 02:36 PM, Paul Gray <gray at cs.uni.edu> wrote:
> On 9/10/2012 7:34 AM, Christian Cartwright wrote:
>> Hi everyone,
>> In one perticular VM I have running server 2008 r2 the os reports that
>> the drive is using 40gb(approx) but when I do a backup in proxmox the
>> image file it creates is 70gb.
> How big is the size of the disk image? (Not just in-use component.)
>> Why is this? I'm guessing it's because of deleted files in the os maybe?
> I'd recommend using SDelete by Mark Russinovich (Sysinternals) to zero out all unused data on the disk. This should significantly reduce the size of the backup. Use the "-z" option.
> If others are curious - on Linux, use "zerofree".
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