[SATLUG] 1st Q? - RAID5 quit working - Cables swapped & retest results

Jeremy Mann jeremymann at gmail.com
Wed Aug 19 15:32:58 CDT 2009

On Wed, Aug 19, 2009 at 3:09 PM, David Labens<adlabens at swbell.net> wrote:

> UPS is to deliver the new replacement drive tomorrow (Thursday).  From what I can figure, I've got 4 options:
> Removed the damaged /dev/sdc drive and have the system try to rebuild the array data on 3 drives instead of 4,Replace the damaged /dev/sdc drive and have the system try to rebuild the array data on all 4 drives,Copy the data (if it can be read, but test results indicate it's not reading but 90% of the data, if I read that correctly) from the damaged /dev/sdc drive and put it on the new drive that is being delivered, and then have the system try to re-sync the array.Copy the data off EACH of the 4 drives onto different partitions on the 1 tb drive that is in my WinXP box, and then have the Linux box try to re-sync the data to the array after replacing the damaged /dev/sdc drive.I'm THINKING that Option 2 might be the best, but it's based upon gut instincts and not upon a valid thought process.

Um, David, you're over thinking the problem ;) If sdc is the only
problem drive all you have to do is replace sdc and rebuild the array.

Jeremy Mann
jeremy at biochem.uthscsa.edu

University of Texas Health Science Center
Bioinformatics Core Facility
Phone: (210) 567-2672

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