Making sure that Alasdair sees this too (hopefully he picked up on it
from dm-devel, but best send things directly too)
Mikulas, Alasdair? I see the mempool_free() for the "master job", what
about everything else? Does the dm_kcopyd_prepare_callback() perhaps
need to do a
job->master_job = job;
or similar?
Linus
On Sun, Oct 23, 2011 at 12:21 PM, Michael Leun <ml@xxxxxxxxxxxxxxx> wrote:
> Hi,
>
> How to reproduce:
>
> lvcreate -L30G -n testsnap vg1 # of course substitute VG as appropriate
> dd if=/dev/zero of=/dev/vg1/testsnap bs=2M # to make things clear
> lvcreate -L15G -s /dev/vg1/test -n testsnap
> dd if=/dev/zero of=/dev/vg1/testsnap bs=2M &
> watch free
>
> I noticed roughly 1GB memory vanishing from free / -/+ buffers/cache
> per 2GB copied.
>
> Bisecting yielded a6e50b409d3f9e0833e69c3c9cca822e8fa4adbb, reverting
> that from git master cures the memory leak
>
> --
> MfG,
>
> Michael Leun
>
>
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