Re: [PERFORM] PostgreSQL-9.0 Monitoring System to improve performance

2011-10-07 Thread Ben Ciceron
doe sit include monitoring replicas ? Cheers, Ben- On Fri, Oct 7, 2011 at 3:01 PM, Fernando Hevia wrote: > pgwatch might also be worth taking a look > at: http://www.cybertec.at/en/postgresql_products/pgwatch-cybertec-enterprise-postgresql-monitor > Fernando.- > On Fri, Sep 30, 2011 at 18:29,

Re: [PERFORM] PostgreSQL-9.0 Monitoring System to improve performance

2011-10-07 Thread Fernando Hevia
pgwatch might also be worth taking a look at: http://www.cybertec.at/en/postgresql_products/pgwatch-cybertec-enterprise-postgresql-monitor Fernando.- On Fri, Sep 30, 2011 at 18:29, Bobby Dewitt wrote: > EnterpriseDB now has Postgres Enterprise Manager > ( > http://enterprisedb.com/products-serv

Re: [PERFORM] Performance problem with a table with 38928077 record

2011-10-07 Thread Giovanni Mancuso
Title: Documento senza titolo Il 07/10/2011 12:24, Guillaume Cottenceau ha scritto: Giovanni Mancuso writes: select count(*) from dm_object_perm;   count   --  38'928'077 (1 row) [...] If i run "explain analyze select *

Re: [PERFORM] Performance problem with a table with 38928077 record

2011-10-07 Thread Cédric Villemain
2011/10/7 Giovanni Mancuso > Hi, > > I have a problem with my postgres 8.2. > > I Have an application that write ojbect (file, folder, ecc.) and another > table that have account. This to tables are likend eith another tablenthat > have a permissions foreach objects + accounts. > > My structure

Re: [PERFORM] Performance problem with a table with 38928077 record

2011-10-07 Thread Gregg Jaskiewicz
Do you need left join ? Can you further normalize the tables? (to lower the I/O) Can you upgrade to at least 8.3 ? It has huuge performance improvements over 8.3. -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgre

Re: [PERFORM] Performance problem with a table with 38928077 record

2011-10-07 Thread Guillaume Cottenceau
Giovanni Mancuso writes: > select count(*) from dm_object_perm; >   count   > -- >  38'928'077 > (1 row) [...] > If i run "explain analyze select * from dm_object_perm;" it goes on for many > hours. Almost 39 million records is not small, especially if you run on poor hardware[1], poor

[PERFORM] Performance problem with a table with 38928077 record

2011-10-07 Thread Giovanni Mancuso
Title: Documento senza titolo Hi, I have a problem with my postgres 8.2. I Have an application that write ojbect (file, folder, ecc.) and another table that have account. This to tables are likend eith another tablenthat have a permissions foreach objects + acc