[CentOS] Utility to zero unused blocks on disk
Chris Adams
linux at cmadams.net
Tue Feb 9 01:04:51 UTC 2016
Once upon a time, Greg Bailey <gbailey at lxpro.com> said:
> Wes didn't say the reason he wanted to zero unused blocks, but I
> always do this in kickstart scripts when constructing VM images as
> the image size is considerably reduced by doing this...
For that purpose, use something that can TRIM a VM image, like
virt-sparsify.
--
Chris Adams <linux at cmadams.net>
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