2010/1/9 Scott Marlowe <scott.marl...@gmail.com>: > On Fri, Jan 8, 2010 at 3:07 PM, Greg Smith <g...@2ndquadrant.com> wrote: >> Basically, you have a couple of standard issues here: >> >> 1) You're using RAID-5, which is not known for good write performance. Are >> you sure the disk array performs well on writes? And if you didn't >> benchmark it, you can't be sure. > > This can be doubly bad if he's now moved to a set of disks that are > properly obeying fsync but was on disks that were lying about it > before. >
Scott, thanks for the interesting suggestion. And how do I check this? Old RAID-1 has "hardware" LSI controller. I still have access to old server. -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
