Bacula-users

Re: [Bacula-users] Bacula with an empty tape drive (was:mtx-changerloaded issues)

2009-03-09 16:00:55
Subject: Re: [Bacula-users] Bacula with an empty tape drive (was:mtx-changerloaded issues)
From: John Drescher <drescherjm AT gmail DOT com>
To: "(private) HKS" <hks.private AT gmail DOT com>, "bacula-users AT lists.sourceforge DOT net" <Bacula-users AT lists.sourceforge DOT net>
Date: Mon, 9 Mar 2009 15:51:53 -0400
> I think you're right that Bacula tracks this itself too, but
> "mtx-changer /dev/ch0 loaded" is written to report the slot number
> that's loaded into the drive itself. This is also how Bacula
> interprets it. Anyway, I'll save my changes to this script until I've
> finished testing them.
>
> On another note, I've discovered that I jumped the gun when concluding
> that the sd hung without a tape. btape does indeed eat itself when the
> there's no tape, but the sd was apparently just waiting for the
> "Maximum Open Wait" window to expire before it would respond to status
> requests. After five minutes of this:
> ----
> *status storage
> Automatically selected Storage: Tape
> Connecting to Storage daemon Tape at 10.123.0.17:9103
> ----
>
> I finally got a reply. Decreasing this window to 30 seconds makes it a
> bit more palatable, though I have to test to make sure this isn't
> going to cause other problems.
>
That will likely make all changer loads fail. Because bacula will
terminate any load that takes longer than 30 seconds. I don't know
about your archive but mine takes at least 90 seconds to find a slot
grab the tape, put it in the drive and the drive to recognize the
tape.

John

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