Re: Lockup in wait_transaction_locked under memory pressure

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On 06/25/2015 06:18 PM, Michal Hocko wrote:
> On Thu 25-06-15 17:34:22, Nikolay Borisov wrote:
>> On 06/25/2015 05:05 PM, Michal Hocko wrote:
>>> On Thu 25-06-15 16:49:43, Nikolay Borisov wrote:
>>> [...]
>>>> How would you advise to rectify such situation?
>>>
>>> As I've said. Check the oom victim traces and see if it is holding any
>>> of those locks.
>>
>> As mentioned previously all OOM traces are identical to the one I've
>> sent - OOM being called form the page fault path.
>  
> By identical you mean that all of them kill the same task? Or just that
> the path is same (which wouldn't be surprising as this is the only path
> which triggers memcg oom killer)?

The code path is the same, the tasks being killed are different
> 
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