it all depends on the number of drives, the type of drives and if raid is being done in hardware or software. A three drive raid 5 array in software with older drives is probably going to be slower than a single 7200rpm ata100 drive. Not that this is what you have, just pointing out that it's possible. Alex. On Fri, 16 Mar 2001, Alex Howansky wrote: > > [Interesting stats] > > > > > Wow, does WAL make so much of a difference as to make my > > > two-generations-old, built-from-spare-parts scrap box faster than my > > > latest and greatest production server? Yikes! > > > > What RAID level are you running? RAID-5 isn't always very > > fast on writes. That and WAL might be what's up. > > Yes, it is RAID-5 on the big box. Unfortunately, I don't have any spare RAID > equipped boxes sitting around, so I can't experiment with the different RAID > levels. Still, you'd think that even a "slow" RAID-5 configuration would be > faster than a $98 IDE drive... > > > Have you tried 7.1b5 on the big box? > > Not yet, I'm waiting for a quiet weekend. I'll post my stats when (if...) I get > around to doing that. > > -- > Alex Howansky > Wankwood Associates > http://www.wankwood.com/ > > > ---------------------------(end of broadcast)--------------------------- > TIP 6: Have you searched our list archives? > > http://www.postgresql.org/search.mpl > ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/users-lounge/docs/faq.html
