>
>I assume you have checked that the killed processes eventually die,
>right?
>


When i killed them by hand, yes, they dissappeard from process list (i saw it). 
I don't know if they really died when OOM killed them.


>Well, I do not see anything supsicious during that time period
>(timestamps translate between Fri Feb  8 02:34:05 and Fri Feb  8
>02:36:48). The kernel log shows a lot of oom during that time. All
>killed processes die eventually.


No, they didn't died by OOM when cgroup was freezed. Just check PIDs from 
memcg-bug-4.tar.gz and try to find them in kernel log. Why are all PIDs waiting 
on 'mem_cgroup_handle_oom' and there is no OOM message in the log? Data in 
memcg-bug-4.tar.gz are only for 2 minutes but i let it run for about 15-20 
minutes, no single process killed by OOM. I'm 100% sure that OOM was not 
killing them (maybe it was trying to but it didn't happen).


>
>Nothing shows it would be a deadlock so far. It is well possible that
>the userspace went mad when seeing a lot of processes dying because it
>doesn't expect it.
>


Lots of processes are dying also now, without your latest patch, and no such 
things are happening. I'm sure there is something more it this, maybe it 
revealed another bug?


azur
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