Re: INFO: rcu_sched detected stalls on CPUs/tasks with `kswapd` and `mem_cgroup_shrink_node`

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Paul E. McKenney 28/11/16 17:34:


>> So Paul, I've dropped "mm: Prevent shrink_node_memcg() RCU CPU stall
>> warnings" patch, and stalls got back (attached).
>>
>> With this patch "commit 7cebc6b63bf75db48cb19a94564c39294fd40959" from
>> your tree stalls gone. Looks like that.
> 
> So with only this commit and no other commit or configuration adjustment,
> everything works?  Or it the solution this commit and some other stuff?
> 
> The reason I ask is that if just this commit does the trick, I should
> drop the others.


I'd like to ask for some more time to make sure this is it.
Approximately 2 or 3 days.

-- 
Boris Zhmurov
System/Network Administrator
mailto: bb@xxxxxxxxxxxxxx
"wget http://kernelpanic.ru/bb_public_key.pgp -O - | gpg --import"

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