Here's the requested output.
bacula@dl160g11:/home/douge$ ls -dl /dev/nst* /dev/sg*
groups
mtx -f /dev/sg3 status
crwxrwx--- 1 root tape 9, 128 Sep 15 15:14 /dev/nst0
crwxrwx--- 1 root tape 9, 224 Sep 15 15:14 /dev/nst0a
crwxrwx--- 1 root tape 9, 160 Sep 15 15:14 /dev/nst0l
crwxrwx--- 1 root tape 9, 192 Sep 15 15:14 /dev/nst0m
crw------- 1 root root 21, 0 Sep 15 15:14 /dev/sg0
crw-rw---- 1 root disk 21, 1 Sep 15 15:14 /dev/sg1
crw-rw---- 1 root tape 21, 2 Sep 15 15:14 /dev/sg2
crw-rw---- 1 root tape 21, 3 Sep 15 15:14 /dev/sg3
bacula tape
Storage Changer /dev/sg3:1 Drives, 8 Slots ( 0 Import/Export )
Data Transfer Element 0:Full (Storage Element 1 Loaded):VolumeTag = ABT001L7
Storage Element 1:Empty
Storage Element 2:Full :VolumeTag=2018-2L7
Storage Element 3:Full :VolumeTag=ABT005L7
Storage Element 4:Full :VolumeTag=ABT012L7
Storage Element 5:Empty
Storage Element 6:Empty
Storage Element 7:Empty
Storage Element 8:Full
Doug
On Fri, Sep 16, 2022, at 9:18 AM, Charles Tassell wrote:
> Hi Doug,
>
> Try running the following and posting the output:
> su -s /bin/bash bacula
> ls -dl /dev/nst* /dev/sg*
> groups
> mtx -f /dev/sg3 status
> exit
>
> That will switch you to the bacula user, check the permissions of the
> various devices, and attempt to run the mtx command as the bacula user.
>
> On 2022-09-16 09:37, Doug Eubanks wrote:
> > Good morning, thank you for your reply.
> >
> > The bacula user is definitely in the tape group.
> >
> > root@dl160g11:/opt/bacula/bin# mtx -f /dev/sg3 status
> >
> > Storage Changer /dev/sg3:1 Drives, 8 Slots ( 0 Import/Export )
> > Data Transfer Element 0:Full (Storage Element 1 Loaded):VolumeTag = ABT001L7
> > Storage Element 1:Empty
> > Storage Element 2:Full :VolumeTag=2018-2L7
> > Storage Element 3:Full :VolumeTag=ABT005L7
> > Storage Element 4:Full :VolumeTag=ABT012L7
> > Storage Element 5:Empty
> > Storage Element 6:Empty
> > Storage Element 7:Empty
> > Storage Element 8:Full
> >
> > I do believe this is probably a permission issue, but I'm not sure what the
> > correct way to resolve it is.
> >
> > Doug
> >
> > On Thu, Sep 15, 2022, at 12:04 PM, Charles Tassell wrote:
> >> Hi Doug,
> >>
> >> Is bacula running as root? On most setups it runs as the bacula
> >> user, so you would need to make sure that that user is in the "tape"
> >> group and has rw access to /dev/nst0.
> >>
> >> On 2022-09-15 12:17, Doug Eubanks via Bacula-users wrote:
> >>> Hello!
> >>>
> >>> I'm setting up an HP autochanger with an LTO-7 drive with Bacula on
> >>> Ubuntu 22.04 server at home. I've been able to run mt and mtx commands
> >>> successfully to erase a tape and change the loaded tape.
> >>>
> >>> I've installed Bacula 13.0.1 using apt-get from the repo. I also
> >>> installed Bacularis for a GUI, but that isn't relevant to this issue.
> >>> I've searched Google and the mailing list archive and while I've seen
> >>> others experiencing the same problem from over a decade ago, I haven't
> >>> found a fix.
> >>>
> >>> I'm not sure if I am missing some udev rules or if it's something else.
> >>>
> >>> When I try to run the btape test, I get this output.
> >>> ./btape -c ../etc/bacula-sd.conf /dev/nst0
> >>> Tape block granularity is 1024 bytes.
> >>> btape: butil.c:295-0 Using device: "/dev/nst0" for writing.
> >>> btape: btape.c:477-0 open device "LTO-7" (/dev/nst0): OK
> >>> *test
> >>>
> >>> === Write, rewind, and re-read test ===
> >>>
> >>> I'm going to write 10000 records and an EOF
> >>> then write 10000 records and an EOF, then rewind,
> >>> and re-read the data to verify that it is correct.
> >>>
> >>> This is an *essential* feature ...
> >>>
> >>> btape: block.c:291-0 [SE0201] Write error at 0:0 on device "LTO-7"
> >>> (/dev/nst0) Vol=. ERR=Input/output error.
> >>> 15-Sep 15:11 btape JobId 0: Error: block.c:291 [SE0201] Write error at
> >>> 0:0 on device "LTO-7" (/dev/nst0) Vol=. ERR=Input/output error.
> >>> 15-Sep 15:12 btape JobId 0: Error: Backspace record at EOT failed.
> >>> ERR=Input/output error
> >>> btape: btape.c:1156-0 Error writing block to device.
> >>>
> >>> Here's my bacula-sd.conf configuration:
> >>>
> >>> Device {
> >>> Name = "LTO-7"
> >>> Description = "LTO-7"
> >>> MediaType = "LTO-7"
> >>> DeviceType = "Tape"
> >>> ArchiveDevice = "/dev/nst0"
> >>> AutomaticMount = yes
> >>> Autochanger = yes
> >>> RemovableMedia = yes;
> >>> RandomAccess = no;
> >>> AlwaysOpen = yes;
> >>> ChangerDevice = "/dev/sg3"
> >>> ChangerCommand = "/opt/bacula/scripts/mtx-changer %c %o %S %a %d"
> >>> AlertCommand = "sh -c 'tapeinfo -f %c |grep TapeAlert|cat'"
> >>> MaximumFileSize = 100G
> >>> LabelType = "Bacula"
> >>> LabelMedia = yes
> >>> }
> >>>
> >>> Autochanger {
> >>> Name = "LTO-7 Autochanger"
> >>> Description = "LTO-7"
> >>> Device = "LTO-7"
> >>> ChangerDevice = "/dev/sg3"
> >>> ChangerCommand = "/opt/bacula/scripts/mtx-changer %c %o %S %a %d"
> >>> }
> >>>
> >>>
> >>> Any assistance would be greatly appreciated,
> >>> Doug
> >>>
> >>>
> >>> _______________________________________________
> >>> Bacula-users mailing list
> >>> Bacula-users@lists.sourceforge.net
> >>> https://lists.sourceforge.net/lists/listinfo/bacula-users
> >>
> >>
> > Sincerely,
> > Doug Eubanks
> > http://www.dougeubanks.com
> > Amateur Radio Operator: K1DUG
> > North Carolina Emergency Medical Technician
> > AWS Certified Cloud Practitioner
> > (919) 901-0705 (Cell - Preferred)
> > (919) 679-1725 (Home)
>
>
>
Sincerely,
Doug Eubanks
http://www.dougeubanks.com
Amateur Radio Operator: K1DUG
North Carolina Emergency Medical Technician
AWS Certified Cloud Practitioner
(919) 901-0705 (Cell - Preferred)
(919) 679-1725 (Home)
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