Bruce Momjian wrote:
We recomment 'data=writeback' for ext3 in our docs
Only for the WAL though, which is fine, and I think spelled out clearly enough in the doc section you quoted. Ken's system has one big RAID volume, which means he'd be mounting the data files with 'writeback' too; that's the thing to avoid.
-- Greg Smith 2ndQuadrant US Baltimore, MD PostgreSQL Training, Services and Support greg@xxxxxxxxxxxxxxx www.2ndQuadrant.us -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
