Date: Tue, 14 Aug 2012 11:55:29 +0200 From: Olivier Smedts <olivier@gid0.org> To: Steven Hartland <killing@multiplay.co.uk> Cc: freebsd-fs@freebsd.org, Petri Helenius <petri@helenius.fi> Subject: Re: zero deleted blocks Message-ID: <CABzXLYM02RDeu8JZMGHh3=P4c9dVEs1h6-W6GC37rLST8Ma%2BWw@mail.gmail.com> In-Reply-To: <E343C5267A84477FB50A9160D74ED25E@multiplay.co.uk> References: <7BDA02A3-99ED-4F67-9B2D-5AAF1523642E@helenius.fi> <CABzXLYN%2BYPeuf_-kC1UHPQRVWy-98OQs7M39EGfiyCaOj7fgQw@mail.gmail.com> <F1CF0B4C-275D-44DF-9B73-323A55B38F30@gmail.com> <CABzXLYOAUeSXeVPvjAEgKLfC=yqpc9mremhNpz%2BnYXjBSxE0tA@mail.gmail.com> <E343C5267A84477FB50A9160D74ED25E@multiplay.co.uk>
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2012/8/13 Steven Hartland <killing@multiplay.co.uk>:
> Also need to ensure compression isnt turned on and its not an device
> that does compression on disk / disk controller such as Sandforce
> based SSD's as that could resulting in something other than the
> intended behavour.
I think the "device" we're speaking of here is a flat file, as the OP
wants to compact virtual machines' disks.
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