On Sat, 12 Apr 2008, Craig Ringer wrote:
> Speaking of I/O performance with PostgreSQL, has anybody here done any
> testing to compare results with LVM to results with the same filesystem on a
> conventionally partitioned or raw volume?
There was some chatter on this topic last year; a quick search finds
http://archives.postgresql.org/pgsql-performance/2007-06/msg00005.php
which is a fair statement of the situation. I don't recall any specific
benchmarks.
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* Greg Smith gsmith@gregsmith.com http://www.gregsmith.com Baltimore, MD
