From: Guillaume Lelarge <guillaume@lelarge.info>
To: gnanam@zoniac.com
Cc: pgsql-admin@postgresql.org
Subject: Re: Statistics Collector not collecting server activities
Date: Wed, 31 Mar 2010 14:26:47 +0200
Message-ID: <4BB33F87.3070901@lelarge.info> (raw)
In-Reply-To: <00da01cad0c0$169f3030$43dd9090$@com>
References: <007501cad09d$326fefc0$974fcf40$@com>
<4BB2FA68.6060708@lelarge.info>
<00b601cad0b0$5e713760$1b53a620$@com>
<4BB31032.6060809@lelarge.info>
<00c001cad0b2$a4a89c30$edf9d490$@com>
<4BB3153F.6010901@lelarge.info>
<00da01cad0c0$169f3030$43dd9090$@com>
Le 31/03/2010 12:51, Gnanakumar a écrit :
> After restarting PostgreSQL, I can see the following parameters are set to
> ON:
> mydb=# show stats_start_collector;
> stats_start_collector
> -----------------------
> on
> (1 row)
>
> mydb=# show stats_start_collector;
> stats_start_collector
> -----------------------
> on
> (1 row)
>
> mydb=# show stats_block_level;
> stats_block_level
> -------------------
> on
> (1 row)
>
> mydb=# show stats_reset_on_server_start;
> stats_reset_on_server_start
> -----------------------------
> off
> (1 row)
>
> But still, if I query after performing heavy DML operations, I'm always
> getting zero, even though there are INSERT/UPDATE/DELETE.
> select pg_stat_get_tuples_inserted((select oid from pg_class where relname =
> 'mytable'));
>
> Is there any other parameter I'm missing to make this work.
>
Nope. But you didn't show stats_row_level. If it's on too, try "select *
from pg_stat_user_tables".
--
Guillaume.
http://www.postgresqlfr.orghttp://dalibo.com
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To: pgsql-admin@postgresql.org
Cc: guillaume@lelarge.info, gnanam@zoniac.com
Subject: Re: Statistics Collector not collecting server activities
In-Reply-To: <4BB33F87.3070901@lelarge.info>
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