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From:Евгений Килимчук Date:August 5 2010 7:05pm
Subject:Re: mysql and oom-killer
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I can't write my config parameters now.

5 августа 2010 г. 23:02 пользователь Евгений Килимчук
<ekilimchuk@stripped>написал:

> Mysql used 5GB (buffers + 400 connections) of memory, but CGI-script some
> time made heavy load when used many memory and used SWAP. OOM-killer must
> kill new cgi-forks, wich use many memory, but it kill mysqld and sshd.
>
> 2010/8/5 Walter Heck - OlinData.com <lists@stripped>
>
> It would be a lot better to make sure your server doesn't turn
>> OOM-psycho on you. The most common case of this happening is that you
>> have set the memory-settings in your my.cnf in such a way that it
>> allows MySQL to use more memory then you have available. Could you
>> post your my.cnf here by chance?
>>
>> Walter Heck
>> Engineer @ Open Query (http://openquery.com)
>>
>> On Fri, Aug 6, 2010 at 02:43, Евгений Килимчук
> <ekilimchuk@stripped>
>> wrote:
>> > Hello!
>> >
>> > I use CentOS 5.4 with LAMP. On the server runs heavy cgi-programs. MySQL
>> use
>> > 75% (100% = 8GB) of memory. When cgi programs use more than 25% of
>> memory
>> > and all SWAP file (8GB), kernel run OOM-Kiler wich kill mysqld procces.
>> >
>> > I use:
>> >
>> > echo "0" > /proc/sys/vm/swappiness - This allows to reduce using of
>>  SWAP.
>> >
>> > I want to use:
>> > echo "-17" > /proc/`pidof mysqld`/oom_adj - This allows save mysqld when
>> run
>> > oom-killer.
>> >
>> > Someone used this option?
>> >
>>
>
>
>
> --
> Best regards,
>
> Eugene Kilimchuk <ekilimchuk@stripped>
>



-- 
Best regards,

Eugene Kilimchuk <ekilimchuk@stripped>

Thread
mysql and oom-killerЕвгений Килимчук5 Aug
  • Re: mysql and oom-killerWalter Heck - OlinData.com5 Aug
    • Re: mysql and oom-killerЕвгений Килимчук5 Aug
      • Re: mysql and oom-killerЕвгений Килимчук5 Aug
        • Re: mysql and oom-killerJohan De Meersman5 Aug
          • Re: mysql and oom-killerЕвгений Килимчук5 Aug
            • Re: mysql and oom-killerRob Wultsch6 Aug
              • Re: mysql and oom-killerRob Wultsch6 Aug