ADSM-L

Re: Annoying bug! or is it a feature?

2003-09-08 12:47:06
Subject: Re: Annoying bug! or is it a feature?
From: "Remeta, Mark" <MRemeta AT SELIGMANDATA DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Mon, 8 Sep 2003 12:44:51 -0400
Thanks Richard, I understand that but I think it's definitely a programming
bug. Let me try to explain it a little clearer.
I issue a move media command.
The tape it needs is not in the library so it begins issuing the standard
CHECKIN LIBVOLUME message. It will continue issuing this message for 60
minutes and then timeout if I do not check the volume in within that time.
At some time after it begins with the CHECKIN LIBVOLUME message I issue the
checkin libvolume command with the appropriate volume.
The server then says insert the volume bla bla bla and issue reply with this
message number after the tape is in the library.
Now if I'm lucky and check the volume in fast enough, the volume gets
checked in successfully and the move media mounts the tape and continues on
happily.
There seems to be some kind of internal timer where the server checks the
status of the volume. If this timer ends after I issue the checkin libvolume
and before I issue the reply nnn, that's when I get the error message about
the volume being checked in or checked out.
What should happen is if the volume is being checked in/out, the server go
back in a loop and re-check the volume status in say another minute or so.
Not issue the message the volume is being checked in/out and fail.
Does this make any sense?

Mark


-----Original Message-----
From: Richard Sims [mailto:rbs AT BU DOT EDU]
Sent: Monday, September 08, 2003 12:31 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: Annoying bug! or is it a feature?


...
>Why would the mount request fail if the volume is being checked in?!?!?
This
>makes no sense to me at all!

It is sensical if the volume is not actually in the library - but that
should
involve a timeout period.  Do an 'mtlib' or the like to check the library's
inventory for that volume.

  Richard Sims, BU

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