From: Kevin Grittner <kgrittn@ymail.com>
To: itishree sukla <itishree.sukla@gmail.com>
To: Heikki Linnakangas <hlinnakangas@vmware.com>
Cc: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: Check Pointer
Date: Thu, 6 Jun 2013 05:53:18 -0700 (PDT)
Message-ID: <1370523198.13282.YahooMailNeo@web162903.mail.bf1.yahoo.com> (raw)
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itishree sukla <itishree.sukla@gmail.com> wrote:
> itishree sukla <itishree.sukla@gmail.com> wrote:
>> Heikki Linnakangas <hlinnakangas@vmware.com> wrote:
>>> itishree sukla wrote:
>>>
>>>> In our server Check pointer process is consuming 8 GB of
>>>> memory, what could be the possible reason? Can any one please
>>>> help.
>>>
>>> Are you sure you're measuring the memory correctly? The RES
>>> field in top output, for example, includes shared memory, ie.
>>> the whole buffer cache. Shared memory isn't really "consumed"
>>> by the checkpointer process, but shared by all postgres processes.
>>
>> Thanks for the quick response. Below is the out put of Top
>> Commnd.
>>
>> 3971 postgres 20 0 8048m 303m 301m S 0 0.9 0:04.34 3971 postgres 20 0 8048m 303m 301m S 0 0.9 0:04.34 /usr/lib/postgresql/9.2/bin/postgres -D /var/lib/postgresql/9.2/main -c config_file=/etc/postgre
>> 3972 postgres 20 0 66828 1820 708 S 0 0.0 1:36.37 postgres: logger process
>> 3974 postgres 20 0 8054m 7.6g 7.6g S 0 24.1 0:56.59 postgres: checkpointer process
>> 3975 postgres 20 0 8051m 895m 891m S 0 2.8 0:04.98 postgres: writer process
>> 3976 postgres 20 0 8051m 9m 9072 S 0 0.0 0:35.17 postgres: wal writer process
>> 3977 postgres 20 0 70932 3352 716 S 0 0.0 0:05.19 postgres: stats collector process
> Can any one give more input, you can see my top out put, in %MEM
> its taking 24.1.
It's not. It's referencing all of your shared_buffers.
--
Kevin Grittner
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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To: pgsql-performance@postgresql.org
Cc: kgrittn@ymail.com, itishree.sukla@gmail.com, hlinnakangas@vmware.com
Subject: Re: Check Pointer
In-Reply-To: <1370523198.13282.YahooMailNeo@web162903.mail.bf1.yahoo.com>
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