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_page_cost = 2.0 cpu_tuple_cost = 0.03
2014-03-13 20:26 GMT+01:00 fburg...@radiantblue.com:
PostgreSQL 9.3.3 RHEL 6.4
Total db Server memory 64GB
# -
# PostgreSQL configuration file
# -
max_connections = 100
shared_buffers = 16GB
work_mem = 32MB
maintenance_work_mem =
On Thu, Mar 13, 2014 at 12:26 PM, fburg...@radiantblue.com wrote:
*** Problem Query ***
explain (analyze on, buffers on) Select * from measurement this_
where this_.logdate between '2007-12-19
23:38:41.22'::timestamp and '2007-12-20 08:01:04.22'::timestamp
2014-03-14 4:26 GMT+09:00 fburg...@radiantblue.com:
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