[ILUG] dump failure on RH6.1

[Dave Airlie]

Hmm sounds like your disk has a problem, try mounting it read-only and
forcing fsck to check it ..

Dave.


On Tue, 6 Jun 2000, Lars Hecking wrote:

> 
>  Backups on a local RedHat 6.1 box are failing mysteriously:
> 
>   DUMP: Date of this level 0 dump: Tue Jun  6 22:20:28 2000
>   DUMP: Date of last level 0 dump: the epoch
>   DUMP: Dumping /dev/hda6 (/export/home) to /dev/nrmt0h on host backuphost
>   DUMP: mapping (Pass I) [regular files]
>   DUMP: mapping (Pass II) [directories]
>   DUMP: estimated 1662846 tape blocks on 0.02 tape(s).
>   DUMP: Volume 1 started at: Tue Jun  6 22:20:47 2000
>   DUMP: dumping (Pass III) [directories]
>   DUMP: dumping (Pass IV) [regular files]
>   DUMP: 9.91% done, finished in 0:45
>   DUMP: 19.59% done, finished in 0:41
>   DUMP: 29.29% done, finished in 0:36
>   DUMP: 39.04% done, finished in 0:31
>   DUMP: 48.86% done, finished in 0:26
>   DUMP: 58.32% done, finished in 0:21
>   DUMP: bread: lseek fails
>   DUMP: bread: lseek fails
>   DUMP: short read error from /dev/hda6: [block -45113312]: count=4096, got=0
>   DUMP: bread: lseek2 fails!
>   DUMP: short read error from /dev/hda6: [sector -45113312]: count=512, got=0
>   DUMP: bread: lseek2 fails!
> [last two lines repeat a couple of hundred times]
>   DUMP: short read error from /dev/hda6: [block -837093952]: count=4096, got=0
>   DUMP: More than 32 block read errors from 134576624
>   DUMP: This is an unrecoverable error.
>   DUMP: fopen on /dev/tty fails: Device not configured
>   DUMP: The ENTIRE dump is aborted.
> 
>  The filesystem to be backed up:
> 
> Filesystem           1k-blocks      Used Available Use% Mounted on
> /dev/hda6              4269316   1996068   2056376  49% /export/home
> 
>  dump is the the version that comes with RH6.1, dump-0.4b4-11.
> 
>  I find it strange in particular that the backup proceeds nicely
>  until about 60% are done, but craps out after that (it's also extremely
>  slow; around 300kB/s over a 100Mbit/s ethernet is nothing to boast of).
> 
>  Has anyone seen this before? Any ideas?
> 
> 
> 

-- 
------------ David Airlie, David.Airlie at ul.ie,airlied at skynet --------
Telecommunications Research Centre, ECE Dept, University of Limerick \
http://www.csn.ul.ie/~airlied	-- Telecommunications Researcher      \
--- TEL: +353-61-202695 -----------------------------------------------