Hi Ellen, On Tue, 2012-02-28 at 18:59 -0700, Ellen Shull wrote: > On Tue, Feb 28, 2012 at 5:27 PM, Kahlil Hodgson > <kahlil.hodgson at dealmax.com.au> wrote: > > Now I start to get I/O errors on printed on the console. Run 'mdadm -D > > /dev/md1' and see the array is degraded and /dev/sdb2 has been marked as > > faulty. > > I had a problem like this once. In a heterogeneous array of 80 GB > PATA drives (it was a while ago), the one WD drive kept dropping out > like this. WD's diagnostic tool showed a problem, so I RMA'ed the > drive... only to discover the replacement did the same thing on the > system, but checked out just fine on a different system. Turned out > to be a combination of a power supply with less-than-stellar > regulation (go Enermax...) and the WD was particularly sensitive to > it; nothing else in the system seemed to be affected Replacing the > power supply finally eliminated the issue. Hmm ... that could be the problem. Power supply is the only component that is not brand new. Just swapped it out for a spare. Will see how that goes over the next few hours. Cheers! Kal -- Kahlil (Kal) Hodgson GPG: C9A02289 Head of Technology (m) +61 (0) 4 2573 0382 DealMax Pty Ltd (w) +61 (0) 3 9008 5281 Suite 1005 401 Docklands Drive Docklands VIC 3008 Australia "All parts should go together without forcing. You must remember that the parts you are reassembling were disassembled by you. Therefore, if you can't get them together again, there must be a reason. By all means, do not use a hammer." -- IBM maintenance manual, 1925