lkml.org 
[lkml]   [2017]   [Oct]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 3/3] mm: oom: show unreclaimable slab info when unreclaimable slabs > user memory
From
Date


On 10/17/17 2:50 PM, David Rientjes wrote:
> On Wed, 18 Oct 2017, Yang Shi wrote:
>
>>>>> Please simply dump statistics for all slab caches where the memory
>>>>> footprint is greater than 5% of system memory.
>>>>
>>>> Unconditionally? User controlable?
>>>
>>> Unconditionally, it's a single line of output per slab cache and there
>>> can't be that many of them if each is using >5% of memory.
>>
>> So,you mean just dump the single slab cache if its size > 5% of system memory
>> instead of all slab caches?
>>
>
> Yes, this should catch occurrences of "huge unreclaimable slabs", right?

Yes, it sounds so. Although single "huge" unreclaimable slab might not
result in excessive slabs use in a whole, but this would help to filter
out "small" unreclaimable slab.

Yang

>

\
 
 \ /
  Last update: 2017-10-18 00:21    [W:0.058 / U:2.652 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site