[CentOS] RAID 1 Post Install

Scott Silva ssilva at sgvwater.com
Thu Dec 18 16:42:55 UTC 2008


on 12-17-2008 5:42 PM Hal Martin spake the following:
> Just along these lines, would it be possible for me to break RAID 1 on
> the two internal drives into RAID 0 and then mirror that new RAID 0
> array onto a SATA drive using RAID 1 without loosing any data?
> 
> I used JFS as the file system for the RAID 1 array, so that may have to
> be changed to XFS as you cannot dynamically expand JFS to the best of my
> knowledge.
> 
> -Hal
If the drive has LVM partitions, I don't know if they can be expanded reliably
yet. I didn't have any luck the last time I tried.

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