What groups is the bacula user in and what are the perms on /dev/sg3?
Thanks -Jason
On Thu, 2008-08-07 at 14:02 +0200, Nils Blanck-Wehde wrote:
> Hi Terry,
>
> sorry, I forgot to mention: OS is CentOS 5.2, bacula-version is 2.4.2.
> Problems started all out of a sudden with 2.4.1 after running fine for
> weeks.
>
> Calling mtx and mtx-changer both as root as well as user bacula works
> flawlessly (slot 1 is currently loaded):
>
> [root@company-Backupserver ~]# mtx -f /dev/sg3 load 1 0
> Drive 0 Full (Storage Element 1 loaded)
> [root@company-Backupserver ~]# su - bacula
> -bash-3.2$ /usr/sbin/mtx -f /dev/sg3 load 1 0
> Drive 0 Full (Storage Element 1 loaded)
>
> [root@company-Backupserver ~]# /usr/lib/bacula/mtx-changer /dev/sg3
> loaded 1 /dev/nst0 0
> 1
> [root@company-Backupserver ~]# su - bacula
> -bash-3.2$ /usr/lib/bacula/mtx-changer /dev/sg3 loaded 1 /dev/nst0 0
> 1
> -bash-3.2$
>
> I can see from the webadmin of the autochanger (Quantum Superloader 3
> DLT) that autochanger commands are being executed correctly, still
> bacula reports "ERR=Child died from signal 15: Termination".
>
> Nils
>
>
> T. Horsnell schrieb:
> > Assuming your O/S is a Unix/Linux of some sort, have you tried the
> > basic mtx command on it?
> > Something like
> >
> > mtx -f /dev/sg3 load 1 0
> >
> > (See 'man mtx')
> >
> > Cheers,
> > Terry
> >
> >
> > > Hi all,
> > > bacula won't work with our autochanger anymore. I can't find the
> > > source of the problems.
> > > Here is the output of the autochanger-test of: "btape
> > > -c /etc/bacula/bacula-sd.conf /dev/nst0":
> > >
> > > === Autochanger test ===
> > >
> > > 3301 Issuing autochanger "loaded" command.
> > > Slot 1 loaded. I am going to unload it.
> > > 3302 Issuing autochanger "unload 1 0" command.
> > > unload status=Bad 134217743
> > > 3992 Bad autochanger command: /usr/lib/bacula/mtx-changer /dev/sg3
> > > unload 1 /dev/nst0 0
> > > 3992 result="Unloading drive 0 into Storage Element 1...done
> > > Program killed by Bacula watchdog (timeout)
> > > ": ERR=Child died from signal 15: Termination
> > > 3303 Issuing autochanger "load 1 0" command.
> > > 3993 Bad autochanger command: /usr/lib/bacula/mtx-changer /dev/sg3
> > > load 1 /dev/nst0 0
> > > 3993 result="Loading media from Storage Element 1 into drive
> > > 0...done
> > > Program killed by Bacula watchdog (timeout)
> > > ": ERR=Child died from signal 15: Termination
> > > You must correct this error or the Autochanger will not work.
> > >
> > > This is the storage-definition:
> > >
> > > Autochanger {
> > > Name = QS3DLT
> > > Device = DLT-Drive-1
> > > Changer Command = "/usr/lib/bacula/mtx-changer %c %o %S %a %d"
> > > Changer Device = /dev/sg3
> > > }
> > >
> > > Device {
> > > Name = DLT-Drive-1 #
> > > Drive Index = 0
> > > Media Type = DLT-VS1
> > > Archive Device = /dev/nst0
> > > AutomaticMount = yes; # when device opened, read
> > > it
> > > AlwaysOpen = no;
> > > RemovableMedia = yes;
> > > RandomAccess = no;
> > > AutoChanger = yes
> > > Maximum Changer Wait = 10
> > > Maximum Rewind Wait = 10
> > > Maximum Open Wait = 10
> > > }
> > >
> > > When I look at the webadmin of the autochanger I see the
> > > autochanger and the drive perform exactly the requested operations
> > > at the usual speed (~1:30min for an unload operation, ~3:50 for an
> > > unload/load operation).
> > >
> > > Still I get lots of killing / timeout problems.
> > >
> > > I start to wonder if the autochanger is somewhat defective...
> > >
> > > If any of you guys can help I would greatly appreciate it.
> > >
> > > All the best, Nils
> > >
> > >
> > >
> > > Nils Blanck-Wehde schrieb:
> > >
> > > > Hi John,
> > > >
> > > > thanks for your help. I am quite new to bacula and it seems to
> > > > take some time to fully understand it :-)
> > > > I am not sure whether it really is a timeout problem.
> > > > I increased all timeout values to 10 minutes and the killing
> > > > still occurs (after 2:20min):
> > > >
> > > > 07-Aug 12:20 company_bacula-dir JobId 217: Start Backup JobId
> > > > 217,
> > > > Job=Fileserver_Lexware_Exchange_to_Tape.2008-08-07_12.20.03
> > > > 07-Aug 12:20 company_bacula-dir JobId 217: Using Device
> > > > "DLT-Drive-1"
> > > > 07-Aug 12:20 company_bacula-sd JobId 217: 3301 Issuing
> > > > autochanger "loaded? drive 0" command.
> > > > 07-Aug 12:20 company_bacula-sd JobId 217: 3302 Autochanger
> > > > "loaded? drive 0", result: nothing loaded.
> > > > 07-Aug 12:20 company_bacula-sd JobId 217: 3304 Issuing
> > > > autochanger "load slot 8, drive 0" command.
> > > > *messages
> > > > 07-Aug 12:22 company_bacula-sd JobId 217: Fatal error: 3992 Bad
> > > > autochanger "load slot 8, drive 0": ERR=Child died from signal
> > > > 15: Termination.
> > > > Results=Loading media from Storage Element 8 into drive
> > > > 0...done
> > > > Program killed by Bacula watchdog (timeout)
> > > >
> > > > 07-Aug 12:20 company-appsrv-fd JobId 217: Fatal
> > > > error: ../../filed/job.c:1817 Bad response to Append Data
> > > > command. Wanted 3000 OK data, got 3903 Error append data
> > > >
> > > >
> > > > I doublechecked the time needed by the autochanger for an
> > > > unload/load operation: I did a couple of operations and they all
> > > > terminated in less than four minutes.
> > > > I think there is a general problem with the autochanger because
> > > > btape test throws the following error when testing the
> > > > autochanger:
> > > >
> > > > 3301 Issuing autochanger "loaded" command.
> > > > 3991 Bad autochanger
> > > > command: /usr/lib/bacula/mtx-changer /dev/sg3 loaded 1 /dev/nst0
> > > > 0
> > > > 3991 result="": ERR=Child died from signal 15: Termination
> > > > You must correct this error or the Autochanger will not work.
> > > >
> > > > When I run this command "/usr/lib/bacula/mtx-changer /dev/sg3
> > > > loaded 1 /dev/nst0 0" manually, both as root and as user bacula,
> > > > it returns "1":
> > > >
> > > > [root@company-Backupserver ~]# su - bacula
> > > > -bash-3.2$ /usr/lib/bacula/mtx-changer /dev/sg3 loaded
> > > > 1 /dev/nst0 0
> > > > 1
> > > > -bash-3.2$
> > > >
> > > > Could it be a permission problem? What Uid Gid should
> > > > mtx-changer have? Could some automatic mechanism on my CentOS
> > > > installation have changed the permissions of the autochanger
> > > > device to a lower level?
> > > >
> > > > I am a little stuck here.
> > > >
> > > > Thanks for all help!
> > > >
> > > > Nils
> > > >
> > > >
> > > > John Drescher schrieb:
> > > >
> > > > > On Wed, Aug 6, 2008 at 1:42 PM, Nils Blanck-Wehde
> > > > > <nils.blanck-wehde AT backofficeservice DOT biz>
> > > > > <mailto:nils.blanck-wehde AT backofficeservice DOT biz> wrote:
> > > > >
> > > > >
> > > > > > Hello list,
> > > > > >
> > > > > > I just encountered this issue:
> > > > > >
> > > > > > 06-Aug 19:31 company_bacula-sd JobId 210: Fatal error: 3992
> > > > > > Bad
> > > > > > autochanger "load slot 8, drive 0": ERR=Child died from
> > > > > > signal 15:
> > > > > > Termination.
> > > > > > Results=Loading media from Storage Element 8 into drive
> > > > > > 0...done
> > > > > > Program killed by Bacula watchdog (timeout)
> > > > > >
> > > > > >
> > > > > > Earlier today I got this message:
> > > > > >
> > > > > > 06-Aug 17:10 company_bacula-dir JobId 208: Using Device
> > > > > > "DLT-Drive-1"
> > > > > > 06-Aug 17:10 company_bacula-sd JobId 208: 3301 Issuing
> > > > > > autochanger "loaded? drive 0" command.
> > > > > > 06-Aug 17:10 company_bacula-sd JobId 208: 3302 Autochanger
> > > > > > "loaded? drive 0", result: nothing loaded.
> > > > > > 06-Aug 17:10 company_bacula-sd JobId 208: 3304 Issuing
> > > > > > autochanger "load slot 1, drive 0" command.
> > > > > > 06-Aug 17:13 company-appsrv-fd JobId 208: Fatal
> > > > > > error: ../../filed/job.c:1817 Bad response to Append Data
> > > > > > command. Wanted 3000 OK data
> > > > > > , got 3903 Error append data
> > > > > >
> > > > > > 06-Aug 17:15 company_bacula-sd JobId 208: Fatal error: 3992
> > > > > > Bad autochanger "load slot 1, drive 0": ERR=Child died from
> > > > > > signal 15: Termination.
> > > > > > Results=Loading media from Storage Element 1 into drive
> > > > > > 0...done
> > > > > > Program killed by Bacula watchdog (timeout)
> > > > > >
> > > > > >
> > > > > The default maximum changer wait is 5 minutes. If the changer
> > > > > does not
> > > > > complete in 5 minutes bacula will kill the mtx-changer
> > > > > script.
> > > > >
> > > > > See Maximum Changer Wait in
> > > > >
> > > > > http://bacula.org/en/rel-manual/Storage_Daemon_Configuratio.html
> > > > >
> > > > > John
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > >
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