Is the OP using lin_tape driver by any chance?
On 24/02/2021 11:42, Martin Simmons wrote:
> That is a strange error. ERR=Erfolg (Success) means that ioctl returned
> non-zero but didn't set any errno.
>
> Is there anything logged in the syslog (e.g. /var/log/messages or the system
> console)?
>
> Is this Linux? Which kernel driver are you using for the tape?
>
> __Martin
>
>
>>>>>> On Tue, 23 Feb 2021 15:31:36 +0100 (CET), Christian Lehmann said:
>> Dear all,
>>
>> I have just missed the errors:
>>
>> so I was performing a backup (which is finished).
>>
>> Do an umount and take out of the tape (including rewinding).
>>
>> Put in this tape and mount it (no error)
>>
>> starting a new short backup --> tape is forwarded to the corresponding
>> position creating this error:
>>
>> 23-Feb 15:12 fritzie15-sd JobId 14182: Volume "LTO-5-Tape0004-128K"
>> previously written, moving to end of data.
>> 23-Feb 15:14 fritzie15-sd JobId 14182: Error: Unable to position to end of
>> data on Tape device "LTO-5-128K" (/dev/nst0): ERR=tape_dev.c:363 ioctl
>> MTIOCGET error on "LTO-5-128K" (/dev/nst0). ERR=Erfolg.
>> 23-Feb 15:14 fritzie15-sd JobId 14182: Marking Volume "LTO-5-Tape0004-128K"
>> in Error in Catalog.
>>
>>
>>
>>
>>
>> -----Original-Nachricht-----
>> Betreff: [Bacula-users] Problem with missing EOD/EOF on LTO-5 Tape
>> Datum: 2021-02-23T15:19:37+0100
>> Von: "Christian Lehmann" <lcompu...@t-online.de>
>> An: "bacula-users@lists.sourceforge.net"
>> <bacula-users@lists.sourceforge.net>
>>
>>
>>
>> Hello everybody,
>>
>> I have a problem with a single LTO-5 Tape drive (Tandberg LTO-5 HH).
>> I do backups spanning multiple Tapes, changing them manually.
>> So I configured the storage daemon that it is automatically pushing out the
>> tape as soon as it is full.
>> So my users (and me) can see this and load a new/the next tape. Than bacula
>> automatically mounts it and continue with the backup. This works fine.
>> But problems arise as soon as I have a tape, which is not full and I want
>> to unload it (for example to label a new tape or to restart bacula or the
>> server). If I just restart tape is pushed out as soon as bacula is shutting
>> down or during the restart (it is also rewinded as expected). The same
>> happens, if I "unmount" the tape using bconsole.
>> But, as soon as I start a new backup, which wants to use this tape and I
>> mount it again, bacula cannot find the position to continue with the backup
>> (someone suggested that this might be due to a missing EOD mark, but if I
>> write this one manually by mt, this does not change the behaviour).
>>
>> btape testing is working fine, if I disable the automatic pushout of the
>> tape (as my tape drive is not able to get the tape back in again by
>> itself).
>>
>> Any help/ideas is/are apreciated.
>>
>> Thank you all in advance!
>>
>> Christian
>>
>> Here is my bacula-sd.conf:
>>
>> Storage { # definition of myself
>> Name = fritzie15-sd
>> SDPort = 9103 # Director's port
>> WorkingDirectory = "/var/lib/bacula"
>> Pid Directory = "/var/run"
>> Maximum Concurrent Jobs = 20
>> # SDAddresses = {
>> # ipv4 = {addr = 127.0.0.1; port = 9103;}
>> # ipv4 = {addr = 141.67.100.240; port = 9103;}
>> # }
>> SDAddress = 141.67.101.230
>> }
>> #
>> # List Directors who are permitted to contact Storage daemon
>> #
>> Director {
>> Name = fritzie15-dir
>> Password = "Something-very secret"
>> }
>>
>>
>> Device {
>> Name = FileStorage
>> Media Type = File
>> Archive Device = /srv/ag_dudziak_backup1/bacula
>> LabelMedia = yes; # lets Bacula label unlabeled media
>> Random Access = Yes;
>> AutomaticMount = yes; # when device opened, read it
>> RemovableMedia = no;
>> AlwaysOpen = no;
>> Maximum Volume Size = 100G;
>> Maximum Concurrent Jobs = 2
>> }
>>
>>
>>
>> Device {
>> Name = LTO-5-128K
>> Archive Device = /dev/nst0
>> Device Type = Tape
>> Media Type = LTO-5-128K
>> Labelmedia = yes
>> Random Access = no
>> # AutomaticMount = no
>> AutomaticMount = yes
>> RemovableMedia = yes
>> AlwaysOpen = yes
>> Maximum Concurrent Jobs = 1
>> Maximum File Size = 400G
>> Maximum Changer Wait = 2h
>> Volume Poll Interval = 5min
>> Offline on Unmount = yes
>> # Offline on Unmount = no
>> Spool Directory = /srv/ag_dudziak/bacula-spool/LTO-5-1M
>> Maximum Block Size = 128K
>> }
>>
>> I sticked to the block size of 128K as anything bigger did not work (even
>> with btape).
>>
>>
>>
>
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