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Re: [Libguestfs] virt-sparsify & TMPDIR



On Thu, Jan 31, 2013 at 11:12:54PM +0200, Evaggelos Balaskas wrote:
> I use my "custom" TMPDIR variable with virt-sparsify.
> 
> I just type:
> 
> export -p TMPDIR=/mnt/vm/tmpdir
> 
> I do that for a couple reasons:
> either my /tmp is on a ramdisk or /tmp is on my (ssd) rootfs and i
> dont want to "full" my / with the temporally files.
> 
> 
> Thats said, i was thinking to "ask" OR sending a patch for adding a
> tmpdir OPTION for virt-sparsify
> like
> 
> virt-sparsify -t /mnt/vm/tmpdir f18.qcow2 f18.qcow2.spars
> 
> before contribute .... i was eager to ask for your thoughts.
> 
> Do you believe this would be useful or too much trouble for nothing ?
> Do you believe that we could use a TMPDIR option for liguestfs in general ?

I think this would be a useful option.  Also because it could set just
the tmpdir for the huge qcow2 images (not for libguestfs itself) so it
would be more efficient than setting $TMPDIR.

It doesn't look as if '-t' is used for anything else.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
libguestfs lets you edit virtual machines.  Supports shell scripting,
bindings from many languages.  http://libguestfs.org


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