Re: Preventing OOM kills - Mailing list pgsql-general

From Scott Marlowe
Subject Re: Preventing OOM kills
Date
Msg-id BANLkTikGEq2Gji8UQXS4p-F9eb_EoucCXw@mail.gmail.com
Whole thread Raw
In response to Re: Preventing OOM kills  (Andrej <andrej.groups@gmail.com>)
List pgsql-general
On Tue, May 24, 2011 at 6:50 PM, Andrej <andrej.groups@gmail.com> wrote:
> On 25 May 2011 12:32, Yang Zhang <yanghatespam@gmail.com> wrote:
>> PG tends to be picked on by the Linux OOM killer, so lately we've been
>> forcing the OOM killer to kill other processes first with this script:
>>
>> while true; do
>>  for i in `pgrep postgres`; do
>>    echo -17 > /proc/$i/oom_adj
>>  done
>>  sleep 60
>> done
>>
>> Is there a Better Way?  Thanks in advance.
>
> Add more RAM?  Look at tunables for other processes on
> the machine?  At the end of the day making the kernel shoot
> anything out of despair shouldn't be the done thing.

I thought that setting vm.overcommit_memory=2 stopped the OOM killer.

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