[CentOS] USB drive fails at sector 0xFFFFFFF
shiva at sewingwitch.com
Mon Sep 8 18:36:35 UTC 2008
--On Monday, September 08, 2008 7:30 AM -0700 NiftyClusters Mitch
<niftycluster at niftyegg.com> wrote:
> You are backing up to NTFS on Linux?
> The NTFS file system specification is a trade secret last I checked..
> Anytime I see an error where the number is binary all ones I
> suspect a magic number... and worry.
> How was the disk partitioned?
> How was this partition formatted?
> Was the filesystem converted from old to new ntfs format?
It's actually 3 drives that I rotate, and I've confirmed seeing this on two
of them, and those two are different brands and sizes. The all-ones sector
number indeed worried me. But the problem is reported below the filesystem
level, from a raw sector read, so I'm inclined not to blame the filesystem
here. Note how the log messages look like they're coming from the SCSI
BTW, the filesystem is actually the ntfs-3g FUSE-based system, which I've
installed from the RPMForge repository.
Just for grins, I may go ahead and reformat to ext3 and try again, but the
only thing I see that changing is the access pattern, which might hide the
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