Networker

Re: [Networker] Unmounting tapes from non-existent tape library

2011-11-01 17:32:55
Subject: Re: [Networker] Unmounting tapes from non-existent tape library
From: Davina Treiber <Davina.Treiber AT PEEVRO.CO DOT UK>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Tue, 1 Nov 2011 21:32:20 +0000
On 01/11/11 19:24, Michael Leone wrote:
>  > On 01/11/11 18:22, Michael Leone wrote:
>>> The other week, I had to reboot my NW 7.6.2 server on Windows. And it 
> then 
>>> decided to change the SCSI ID of my autochanger. So I had to delete 
> that 
>>> definition, and re-add it with the new ID. That all worked, but it now 
> 
>>> appears as if 2 of the tape volumes are still mounted on the old 
>>> autochanger (i.e., doing "mminfo -av -q "near,savetime < 1 day" -r 
>>> "pool,volume,volaccess(22),location"  shows 2 with location of the old 
> 
>>> definition).
>>>
>>> How can I unmount these 2 tapes? I don't see the old definition with 
> the 
>>> old SCSI ID anywhere ...
>>>
>>
>> Why did you have to delete and re-add it?
> 
> Support told me to ...
> 
>>  You could have just changed
>> the SCSI address in the NSR jukebox resource. Better still you could
>> implement persistent binding on the HBA and prevent this ever happening
>> again.
> 
> I do have persistent binding enabled (I thought), but I guess I only have 
> it for tape drives, and not the autochanger itself ...

Persistent binding for the library is quite simple - you just need to do
plain old-fashioned HBA binding. It's more complicated for tape drives
on Windows because the OS screws you up by messing with the mapping from
SCSI address to device name.

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