Re: The OS Command for pg_hotbackup -- Use lvmsnapshot instead of tar cvzf

FYI, here's the conversations on the subject of LVM and write barriers
from last year about this time:

http://www.redhat.com/archives/linux-lvm/2009-March/msg00025.html
http://archives.postgresql.org/pgsql-general/2009-03/msg00204.php

Note that it's also considered bad form to post the same question to
multiple lists.