Bacula-users

Re: [Bacula-users] Autochanger Problem: Second label is not being mounted

2012-01-31 16:10:26
Subject: Re: [Bacula-users] Autochanger Problem: Second label is not being mounted
From: Isamar Maia <isamar AT gmail DOT com>
To: mark.bergman AT uphs.upenn DOT edu
Date: Tue, 31 Jan 2012 19:08:44 -0200
2012/1/31  <mark.bergman AT uphs.upenn DOT edu>:
> In the message dated: Tue, 31 Jan 2012 18:50:07 -0200,
> The pithy ruminations from Isamar Maia on
> <Re: [Bacula-users] Autochanger Problem: Second label is not being mounted> 
> wer
> e:
> => 2012/1/31  <mark.bergman AT uphs.upenn DOT edu>:
> => > In the message dated: Tue, 31 Jan 2012 17:14:24 -0200,
> => > The pithy ruminations from Isamar Maia on
> => > <[Bacula-users] Autochanger Problem: Second label is not being mounted> 
> were:
> => > => Hi Folks,
> => > =>
> => > => We are using a HP 1x8 G2 AutoLDR Autochanger with Bacula version 5.2.3
> => > =>
> => > => We're facing the following problem:
> => > =>
> => > => 1) When I restart Bacula and run a Daily backup job, it automatically
> => > => mounts the first tape, labeled as "KDZ000L4"(tape1)
> => > => and it works perfectly well.
> => > =>
> => > => 2)  In the sequence, when it's necessary to load a second
> => > => tape(KDZ003L4), the tape is physically loaded into the drive but
> => > => Bacula stucks
> => > => with the following message:
> => >
> => > Was that tape already labeled?
> =>
> => Yes. I can see them with "list volumes".
>
>
> Well, that says that a volume with that name was added to the database,
> not that the tape itself was physically labled...but it's unlikely that
> the tape was not labeled at the time it was added.
>
> Do you use "label barcodes" to add new media?

Yep. I retrying that, it says;

Slot  Volume
==============
   5  KDZ000L4
   6  KDZ001L4
   7  KDZ002L4
   8  KDZ003L4


>
> =>
> => And "mtx -f /dev/changer status" says:
> =>
> => mtx -f /dev/changer status
> =>   Storage Changer /dev/changer:1 Drives, 8 Slots ( 0 Import/Export )
> => Data Transfer Element 0:Full (Storage Element 8 Loaded):VolumeTag =
> => KDZ003L4
> =>       Storage Element 1:Empty
> =>       Storage Element 2:Empty
> =>       Storage Element 3:Empty
> =>       Storage Element 4:Empty
> =>       Storage Element 5:Full :VolumeTag=KDZ000L4
> =>       Storage Element 6:Full :VolumeTag=KDZ001L4
> =>       Storage Element 7:Full :VolumeTag=KDZ002L4
> =>       Storage Element 8:Empty
> =>
> => I imported them into Bacula using "update volumes".
>
> Do you mean:
>        update volumes
> then
>        slots from autochanger
>
> That tells bacula to update it's idea of what tapes are present, but I
> don't believe that it writes a label to any tape.

Yep. We did that after "label barcodes".

>
>
> => Also, "list volumes" lists them OK.
> =>
> =>
> =>
> =>
> => >
> => > Was that tape used before?
> => >
>
No. Never. We are just starting up this brand new backup server.

>
> =>
> => One problem here.. when running "readlabel", an error comes out:
> =>
> => Tape block granularity is 1024 bytes.
> => btape: butil.c:290 Using device: "/dev/nst0" for writing.
> => 31-Jan 18:44 btape JobId 0: 3301 Issuing autochanger "loaded? drive 0" 
> command.
> => 31-Jan 18:44 btape JobId 0: 3302 Autochanger "loaded? drive 0", result
> => is Slot 8.
> => btape: btape.c:477 open device "Fita" (/dev/nst0): OK
> => *readlabel
> => 31-Jan 18:45 btape JobId 0: Error:
> => btape: btape.c:526 Volume has no label.
>
>
> That's the same symptom that I am having--the label gets corrupted and
> bacula can no longer use the tape.
>

Ouuch.

> Unfortunately, we have not determined an exact cause, and do not have a
> solution.

But, even doing "label barcode" again or starting again everything
from the scratch,
couldn't solve this problem ?



>
> Mark
>
> =>
> =>
> =>
> => >
> => > The problem sounds very similar to what I described previously. See the
> => > list archive for the subject "critical error -- tape labels get 
> corrupted,
> => > previous backups unreadable":
> => >
> => >        http://sourceforge.net/mailarchive/message.php?msg_id=28718589
> => >
> => > Mark
> => >
> => > =>
> => > => What should be the problem ?
> => > =>
> => > => Isamar
> => > =>
> => > =>
> => > => --
> => > => Isamar Maia
> => > => Cel. VIVO SSA:  (55) 71-9146-8575
> => > => Cel. TIM SSA: (55) 71-9185-5264
> => > => Fixo:  (55) 71-4062-8688
> => > => 日本: +81-(0)3-4550-1212
> => > => Skype ID: isamar.maia
> => > =>
> =>
> =>
> =>
> => --
> => Isamar Maia
> => Cel. VIVO SSA:  (55) 71-9146-8575
> => Cel. TIM SSA: (55) 71-9185-5264
> => Fixo:  (55) 71-4062-8688
> => 日本: +81-(0)3-4550-1212
> => Skype ID: isamar.maia
> =>
>
>



-- 
Isamar Maia
Cel. VIVO SSA:  (55) 71-9146-8575
Cel. TIM SSA: (55) 71-9185-5264
Fixo:  (55) 71-4062-8688
日本: +81-(0)3-4550-1212
Skype ID: isamar.maia

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