IO Error on RAID5 member. What to do about bad blocks?

view full story

http://unix.stackexchange.com – I recently got an IO Error on one of my RAID5 members; on a 3 disk fakeRAID array. I didn't notice at the time - there was only a message in /var/log/kern.log - so I had continued running the machine from that partition for a good while longer. The BIOS / Intel RAID Manager didn't pick up any problems, but when I chose to boot from that partition, / was being mounted read-only. Now I'm booted from a recovery partition, and have just run e2fsck -c -y on the partition, which has picked up quite a few errors, including: "Multiply-claimed blocks", "Unattached inode", "Free inodes count wrong fo (HowTos)