On Fri, 3 Jul 2009, Coert Waagmeester wrote: > Hello all, > > I have yesterday after some typos, sent my ext3 RAID5 array to the > void... > > I want to recreate it now, but I read on > http://wiki.centos.org/HowTos/Disk_Optimization > that you can optimize the filesystem on top of the RAID. > > Will this wiki article be exactly the same for XFS? > > Is it worth the trouble to also create an LVM volume on the RAID array? > > > Regards, > Coert > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos You have to understand the details of how the raid was built, stripe size, logical unit number and RAID-5 itself to properly optimize. Google for XFS performance tuning and you'll find lots of details. -- James A. Peltier Systems Analyst (FASNet), VIVARIUM Technical Director HPC Coordinator Simon Fraser University - Burnaby Campus Phone : 778-782-6573 Fax : 778-782-3045 E-Mail : jpeltier at sfu.ca Website : http://www.fas.sfu.ca | http://vivarium.cs.sfu.ca http://blogs.sfu.ca/people/jpeltier MSN : subatomic_spam at hotmail.com The point of the HPC scheduler is to keep everyone equally unhappy.