Re: [PERFORM] filesystems benchmark

2008-12-15 Thread Greg Smith
On Mon, 15 Dec 2008, Adrian Moisey wrote: I'm trying to compare different filesystems for postgres using pgbench. The problem I've seen is that my IO wait is very very low. Is there a way I can get pgbench to do more to push that up a little? Increase the database scale until the wait is wh

Re: [PERFORM] filesystems benchmark

2008-12-15 Thread Vladimir Sitnikov
> > I'm trying to compare different filesystems for postgres using pgbench. > The problem I've seen is that my IO wait is very very low. Is there a way > I can get pgbench to do more to push that up a little? Why do you expect to see high IO wait? Does your database fit in system memory? If you