Re: [PERFORM] Very slow query in PostgreSQL 9.3.3

2014-03-13 Thread Ian Lawrence Barwick
2014-03-14 4:26 GMT+09:00 : > PostgreSQL 9.3.3 RHEL 6.4 > > Total db Server memory 64GB (...) > effective_cache_size = 48MB I'm not sure if this will help directly, but is the value for 'effective_cache_size' intentional? 48 *GB* would be a more likely setting. Regards Ian Barwick -- Sent v

[PERFORM] Very slow query in PostgreSQL 9.3.3

2014-03-13 Thread fburgess
PostgreSQL 9.3.3 RHEL 6.4Total db Server memory 64GB# -# PostgreSQL configuration file# -max_connections = 100shared_buffers = 16GBwork_mem = 32MB maintenance_work_mem = 1GBseq_page_cost = 1.0   random_p