Re: Odd data corruption problem with LVM/ReiserFS
From: Alex Adriaanse
Date: Mon Feb 21 2005 - 11:46:20 EST
On Mon, 21 Feb 2005 12:37:53 +0100, Andreas Steinmetz <ast@xxxxxxxx> wrote:
> Alex Adriaanse wrote:
> > As far as I can tell all the directories are still intact, but there
> > was a good number of files that had been corrupted. Those files
> > looked like they had some chunks removed, and some had a bunch of NUL
> > characters (in blocks of 4096 characters). Some files even had chunks
> > of other files inside of them!
>
> I can second that. I had the same experience this weekend on a
> md/dm/reiserfs setup. The funny thing is that e.g. find reports I/O
> errors but if you then run tar on the tree you eventually get the
> correct data from tar. Then run find again and you'll again get I/O errors.
The weird thing is I did not see any I/O errors in my logs, and
running find on /var worked without a problem. By the way, did you
take any DM snapshots when you experienced that corruption?
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/