[CentOS] New install RAID 1+0

Craig White craigwhite at azapple.com
Thu Nov 19 19:02:14 UTC 2009

On Thu, 2009-11-19 at 10:54 -0800, Benjamin Franz wrote:
> Craig White wrote:
> > I have a new server to setup. 4 hard drives and I had intended it to be
> > hardware raid but that's a long story.
> >
> > Does it make sense to set up the first two hard drives with RAID-0
> > partitions and then get through the install and then go back later and
> > then create identically sized RAID-0 partitions on the other two drives
> > and finally create the RAID-1 mirror from the first to the second?
> >   
> No. That just makes it so that if you have a failure you won't be able 
> to boot, which kind of defeats the point of having a RAID array. Make 
> your /boot partition a RAID1 partition right off the bat. That is so you 
> can tell GRUB to boot from any of the drives. You can choose RAID10 
> directly for the rest of your drive with the 5.4 installer.
yes, I understand about /boot

I didn't know that RAID-10 was an option now in the installer...problems
are solved



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