On Tue, Oct 8, 2013 at 3:45 PM, Dennis Jacobfeuerborn <dennisml at conversis.de > wrote: > On 08.10.2013 07:25, Kaushal Shriyan wrote: > > Hi, > > > > I am planning to install CentOS 6.4 on Dell R720 which has hardware raid > > card and 6 hard disk slots available. > > > > I have planned with the below set up :- > > > > *2 Hard disks configured in RAID 1 for installing OS > > * > > *4 Hard disks configured in RAID 10 for data drive.* > > > > Please suggest and recommend if the above approach is correct and let me > > know if i am missing anything which is crucial to set up a production > > server. This server will host MySQL DB server. > > Is there any particular reason why you want to create two RAIDs? > Creating one 6 Disk RAID-10 would give you better random IOPS which is > useful for a DB System. You can still create two independent virtual > disks in that case or use independent partitions/LVM volumes to separate > OS from Data. > Hi Dennis Thanks for the reply and not sure i understand *"You can still create two independent virtual disks in that case"* Please explain. Regards, Kaushal