On 2014/04/28 07:52 PM, Jeff Janes wrote:
On Mon, Apr 28, 2014 at 10:12 AM, Michael van Rooyen
mailto:mich...@loot.co.za>> wrote:
It looks like something is causing your IO to seize up briefly. It is
common for the sync phase of the checkpoint to do that, but that would
only explai
On 2014/04/28 07:50 PM, Tom Lane wrote:
Michael van Rooyen writes:
I'm trying to get to the bottom of a performance issue on a server
running PostgreSQL 9.3.1 on Centos 5.
Hm ... it seems pretty suspicious that all of these examples take just
about exactly 1 second longer than you
I'm trying to get to the bottom of a performance issue on a server
running PostgreSQL 9.3.1 on Centos 5. The machine is a dual quad-core
Xeon E5620 with 24GB ECC RAM and four enterprise SATA Seagate
Constellation ES drives configured as 2 software RAID1 volumes. The
main DB is on one volume a
We're in the process of upgrading our db server's memory from 2GB to 8GB to
improve access performance. This is a dedicated dual Xeon db server not
running any significant non-db processes. Our database size on disk is
~11GB, although we expect it to grow to ~20GB. Much of this data is
inact
