Message-ID: <4BB33F87.3070901@lelarge.info>
Date: Wed, 31 Mar 2010 14:26:47 +0200
From: Guillaume Lelarge <guillaume@lelarge.info>
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To: gnanam@zoniac.com
CC: pgsql-admin@postgresql.org
Subject: Re: Statistics Collector not collecting server activities
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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.org
 http://dalibo.com