Re: patch: avoid heavyweight locking on hash metapage
Robert Haas <robertmhaas@gmail.com>
From: Robert Haas <robertmhaas@gmail.com>
To: "Dickson S. Guedes" <listas@guedesoft.net>
Cc: pgsql-hackers@postgresql.org
Date: 2012-05-31T11:10:37Z
Lists: pgsql-hackers
On Thu, May 31, 2012 at 7:07 AM, Dickson S. Guedes <listas@guedesoft.net> wrote: > 2012/5/30 Robert Haas <robertmhaas@gmail.com>: >> I tested the effect of this by setting up a series of 5-minute >> read-only pgbench run at scale factor 300 with 8GB of shared buffers >> on the IBM POWER7 machine. > > I know it doesn't matter, but out of curiosity what OS you used? Fedora 16, Linux 3.2.6-3.fc16.ppc64 -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company