You're going to need two RAID controllers and 6 drives to do RAID 50. RAID 50 will be faster, but costs more in drives and controllers. Jason www.cyborgworkshop.org mcclnx mcc wrote: > we have DELL 6800 server with 12 internal disks in it. O.S. is CENTOS > 4.6 and SCSI control card is PERC 4e/di. > > We plan to configure 4 disks (5,8,9,10) as RAID5 or RAID50. This > logical volume will be use as file systems and store database backup files. > > Can anyone tell me which one is better on performance? > > Thanks. > > 付費才容量無上限？Yahoo!奇摩電子信箱2.0免費給你，信件永遠不必刪！ - *馬 > 上體驗* > <http://tw.rd.yahoo.com/referurl/mail/mail20/tag_hot0103/*http://tw.mg0.mail.yahoo.com/dc/landing> > *！* > > > ------------------------------------------------------------------------ > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos