Re: [PERFORM] Postgres configuration for 8 CPUs, 6 GB RAM

2012-11-27 Thread Dave Crooke
Asif: 1. 6GB is pretty small once you work through the issues, adding RAM will probably be a good investment, depending on your time-working set curve. A quick rule of thumb is this: - if your cache hit ratio is significantly larger than (cache size / db size) then there is locality of refe

Re: [PERFORM] Postgres configuration for 8 CPUs, 6 GB RAM

2012-11-27 Thread Scott Marlowe
On Tue, Nov 27, 2012 at 12:47 AM, Syed Asif Tanveer wrote: > Hi, > > > > I am using PostgreSQL 9.1.5 for Data warehousing and OLAP puposes. Data size > is around 100 GB and I have tuned my PostgreSQL accordingly still I am > facing performance issues. The query performance is too low despite table

Re: [PERFORM] Postgres configuration for 8 CPUs, 6 GB RAM

2012-11-27 Thread Andrew Dunstan
On 11/27/2012 02:47 AM, Syed Asif Tanveer wrote: Hi, I am using PostgreSQL 9.1.5 for Data warehousing and OLAP puposes. Data size is around 100 GB and I have tuned my PostgreSQL accordingly still I am facing performance issues. The query performance is too low despite tables being properly

Re: [PERFORM] Postgres configuration for 8 CPUs, 6 GB RAM

2012-11-27 Thread Heikki Linnakangas
On 27.11.2012 09:47, Syed Asif Tanveer wrote: I am using PostgreSQL 9.1.5 for Data warehousing and OLAP puposes. Data size is around 100 GB and I have tuned my PostgreSQL accordingly still I am facing performance issues. The query performance is too low despite tables being properly indexed and a