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Re: oom_killer

From: Tory M Blue <tmblue(at)gmail(dot)com>
To: Cédric Villemain <cedric(dot)villemain(dot)debian(at)gmail(dot)com>
Cc: Merlin Moncure <mmoncure(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: oom_killer
Date: 2011-04-22 17:18:36
Message-ID: BANLkTimWMtCAPg4YD+kmMO4d9V2YNkdsqQ@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-performance
On Fri, Apr 22, 2011 at 9:46 AM, Cédric Villemain
<cedric(dot)villemain(dot)debian(at)gmail(dot)com> wrote:
> 2011/4/22 Cédric Villemain <cedric(dot)villemain(dot)debian(at)gmail(dot)com>:


>> Are you sure it is a PAE kernel ? You look limited to 4GB.
>>
>> I don't know atm if overcommit_ratio=0 has a special meaning, else I
>> would suggest to update it to something like 40% (the default), but
>
> default being 50 ...
>
>> 60% should still be safe (60% of 32GB + 5GB)

2.6.32.23-170.fc12.i686.PAE , so it says. Okay so instead of dropping
to 2-0 with the overcommit and ratio settings, I should look at
matching the ratio more to what I actually have in swap? Sorry but
knee jerk reaction when I got hit by the oom_killer twice.

Tory

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