Gabriele,
> By any chance, do you have some reference or some tests that talk about the
> fact that RAID5 with less than 5 disks is not performing?
Just this list. But it's easy to test yourself; run bonnie++ and compare the
performance of seeks and random writes (which PG does a lot of) vs. a
Gabriele,
> I have been given a dual PIII with 768MB RAM and I am going to install
> PostgreSQL on it, for data warehousing reasons. I have also been given four
> 160 Ultra SCSI disks (36MB each) with a RAID controller (Adaptec 2100). I
> am going to use a RAID5 architecture (this gives me app
