Re: "bad status on taper SHM-WRITE (dumper)" message

Gene Heskett <[email protected]>
Newsgroups gmane.comp.archivers.amanda.user
Organization none,nada,zip
Message-ID <[email protected]>
On Wednesday 23 December 2020 12:27:57 Nathan Stratton Treadway wrote:

> On Wed, Dec 23, 2020 at 08:11:25 -0500, Gene Heskett wrote:
> > amstatus: bad status on taper SHM-WRITE (dumper): 20 at
> > /usr/local/share/perl/5.24.1/Amanda/Status.pm line 929, <$fd> line
> > 3411.
>
> [...]
>
> > But that log was overwritten by the flush.sh I did trying to
> > complete the backup on vtape-30, so is gone forever. But vtape-31
> > was not
>
> In Amanda 3.5, the "/var/log/amanda/<CONFIG>/amdump" path is actually
> just a symlink pointing to the currently-active amdump file among the
> multiple timestamped files (amdump.YYYYMMDDhhmmss), so the original
> log file should still be out there.
>
> It will be interesting to compare the contents of the logs from
> working and non-working runs.  So:
>
> 1) what's the timestamp for the run that generated this error?
>
> 2) what does
>      $ grep SHM-WRITE amdump.202012[12]*
>    show (when run from within the correct .../log/amanda/...
> directory)?
>
>    (The idea being to grep through all the amdump.* files from the
> past 13 days, just as a quick way to hit both good and bad runs.)
>
> 3) is there any correlation between the runs where amstatus returns
> this error and other interesting messages appearing in the Amanda Mail
> Report for those runs?

You may want to fine tune that, its several hundred hits. Of very long 
lines. 200 + chars in many of them. Errors do not appear to stand out in 
all that noise.

> 						Nathan
>
> ----------------------------------------------------------------------
>------ Nathan Stratton Treadway  -  [email protected]  -  Mid-Atlantic
> region Ray Ontko & Co.  -  Software consulting services  -  
> http://www.ontko.com/ GPG Key:
> http://www.ontko.com/~nathanst/gpg_key.txt   ID: 1023D/ECFB6239 Key
> fingerprint = 6AD8 485E 20B9 5C71 231C  0C32 15F3 ADCD ECFB 6239



Copyright 2019 by Maurice E. Heskett
Cheers, Gene Heskett
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