On Tue, Nov 22, 2005 at 02:11:23PM -0800, Doug White wrote: > On Sun, 20 Nov 2005, Christian Brueffer wrote: > > > On Sat, Nov 19, 2005 at 04:22:11PM -0800, Doug White wrote: > > > On Tue, 15 Nov 2005, Ulf Kieber wrote: > > > > > > > Re, > > > > > > > > on a 6.0-RELEASE I receive the following error since I tried restoring > > > > a large dump > > > > > > > > Nov 14 12:30:11 nexus kernel: g_vfs_done():da1s1d.bde[WRITE(offset=72350695424, length=131072)]error = 1 > > > > > > > > Besides that, no other errors are logged, especially no SCSI errors. > > > > The problem persists even after the restore has completed. > > > > > > errno 1 is EPERM ("Operation not permitted") and is generally returned if > > > you attempt to write somewhere you're not allowed to. Considering the > > > offset is near the end of the disk, GBDE may be trying to prevent you from > > > overwriting metadata blocks at the end of the partition. How or why > > > restore(8) would be writing there I'm not sure. > > > > > > A SCSI error would return as errno 5 (EIO, "Input/output error"). > > > > > > > I get the same messages with my external USB drive from time to time > > (interestingly also GBDE encrypted). > > > > Nov 20 02:03:30 haakonia kernel: g_vfs_done():da3s2c.bde[WRITE(offset=383341297664, length=65536)]error = 1 > > > > The message repeats every 30 seconds and trying to unmount the file > > system fails. When I try to shut the system down, the message appears > > n > 50 times followed by a panic. > > > > Is it possible that the system tries to write on a bad sector and > > consequently fails (provided that the on-disk sector remapping also > > fails)? > > You would get a SCSI error in that case since usb storage is attached > through CAM. > Ok. Any suggestion on where to go from here? I can trigger this pretty reliably on the drive. Just have to copy enough data around. - Christian -- Christian Brueffer chris_at_unixpages.org brueffer_at_FreeBSD.org GPG Key: http://people.freebsd.org/~brueffer/brueffer.key.asc GPG Fingerprint: A5C8 2099 19FF AACA F41B B29B 6C76 178C A0ED 982D
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