[PATCH v2 00/28] memcg-aware slab shrinking

Glauber Costa glommer at parallels.com
Mon Apr 1 12:45:28 UTC 2013


On 04/01/2013 04:38 PM, Serge Hallyn wrote:
> Quoting Glauber Costa (glommer at parallels.com):
>> Hi,
>>
>> Notes:
>> ======
>>
>> This is v2 of memcg-aware LRU shrinking. I've been testing it extensively
>> and it behaves well, at least from the isolation point of view. However,
>> I feel some more testing is needed before we commit to it. Still, this is
>> doing the job fairly well. Comments welcome.
> 
> Do you have any performance tests (preferably with enough runs with and
> without this patchset to show 95% confidence interval) to show the
> impact this has?  Certainly the feature sounds worthwhile, but I'm
> curious about the cost of maintaining this extra state.
> 
> -serge
> 
Not yet. I intend to include them in my next run. I haven't yet decided
on a set of tests to run (maybe just a memcg-contained kernel compile?)

So if you have suggestions of what I could run to show this, feel free
to lay them down here.




More information about the Containers mailing list