[CentOS] EXT3 fs error on RAID1 device

Rasmus Back rasmus.back at gmail.com
Thu Mar 29 11:22:57 UTC 2007

On 3/29/07, Alfred von Campe <alfred at 110.net> wrote:
> On Mar 29, 2007, at 6:36, Rasmus Back wrote:
> > I have a Dell SC440 running Centos 4.4. It has two 500GB disks in a
> > RAID1 array using linux software raid (md1 is / and md0 is /boot).
> > Recently the root file system was remounted read-only for some reason.
> > The logs don't show anything unusual, presumably the file system was
> > read-only before anythng was logged. Running dmesg showed this error
> > repeated many times:
> >
> > EXT3-fs error (device md1) in start_transaction: Journal has aborted
> I had the exact error 9 months or so ago (look for a similarly titled
> thread in the archives).  It was a disk going bad.  Get all the data
> off you need now and replace the disk ASAP.  It may run for a few
> days/weeks before it gets mounted again read only, but eventually you
> will lose some data.

Hi Alfred.

Thanks for the pointer! The smart logs for my drives don't show any
errors but I'll start a long selftest just to be sure. Although if it
is a failing hard drive then the raid driver should kick it out of the
array. Your system was a laptop with just one drive, right?

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