On Fri, 2015-08-21 at 14:42 +0800, Herbert Xu wrote:
> On Fri, Aug 21, 2015 at 02:05:19PM +0800, kernel test robot wrote:
> > FYI, we noticed the below changes on
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> > master
> > commit 9d901bc05153bbf33b5da2cd6266865e531f0545 ("rhashtable: Free
> > bucket tables asynchronously after rehash")
> >
> > With the commit, the possibility of OOM is increased under our boot
> > testing.
>
> Can you gather some stats on how much memory rhashtable is actually
> using? With that kernel you've probably got only one rhashtable user
> which is netlink.
>
> Bear in mind that this is a fairly low-memory machine (< 300M) so
> it's not clear to me that this patch is the root cause of your OOM
> problem.
Sorry, my fault. There are OOM for parent commit too, just some dmesg
difference, which I miss understood. Please ignore this report. I
will be more careful next time.
Best Regards,
Huang, Ying
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