Networker

Re: [Networker] NDMP shared device not releasing tape when other path requesting

2010-03-13 18:51:25
Subject: Re: [Networker] NDMP shared device not releasing tape when other path requesting
From: John Brekelbaum <jbrekelbaum AT GMAIL DOT COM>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Sat, 13 Mar 2010 17:49:09 -0600
Alec-
Thanks.  I will try it.  Mine was set to 0 which means it was
disabled.  I will post results.
-John

On Sat, Mar 13, 2010 at 3:57 PM, Anacreo <anacreo AT gmail DOT com> wrote:
> I'm pretty sure its the "Idle device timeout" that we set on our jukeboxes
> to clear the media out of the drive, and we did this to ensure that the
> shared NDMP drives are available as soon as possible.  Specifically I
> remember it being the one option that was in minutes not seconds.
> I'd give the "Idle device timeout" and see if that helps your situation.
> Alec
>
> On Sat, Mar 13, 2010 at 3:48 PM, John Brekelbaum <jbrekelbaum AT gmail DOT 
> com>
> wrote:
>>
>> Alec-
>> Here are the option from the timers tab, I am not sure but they seem
>> like "pauses" between the actual SCSI commands or something...
>> Load sleep - Define the number of seconds for a jukebox to sleep after
>> a load operation.
>> Unload sleep - Define the number of seconds for a jukebox to sleep
>> before attempting to unload a given cartridge.
>> Eject sleep - Define the number of seconds for a jukebox to sleep
>> after an eject operation.
>> Deposit timeout - Define the number of seconds for a jukebox to wait
>> for a slot to be deposited in the mail slot before it timing out.
>> Withdraw timeout - Define the number of seconds for a jukebox to wait
>> for a slot to be withdrawn to a mail slot before it times out.
>> Cleaning delay - Define the number of seconds for a jukebox to sleep
>> before attempting to unload a cleaning cartridge.
>> Idle device timeout - The number of minutes before an idle device is
>> unmounted. This attribute only applies to SmartMedia, Silo, and shared
>> native jukeboxes with device sharing enabled. A value of zero disables
>> this feature, volumes will not be unmounted from idle devices.
>> Port polling period - Define the number of seconds for a jukebox to
>> wait before polling a mail slot to check for updated status.
>> Operation lifespan - Minimum length of time (in seconds) that
>> Operation Status resources are kept after the operations are complete.
>>
>> On Sat, Mar 13, 2010 at 3:24 PM, Anacreo <anacreo AT gmail DOT com> wrote:
>> >
>> > John,
>> >   Try going into the Jukebox properties via NMC and changing the
>> > "timers" tab.  There should be settings like "eject timer" or "idle timer"
>> > try changing them both to like 5... then the system will eject tapes once
>> > they're idle for 5 minutes...  Or at least that is my understanding.
>> > Alec
>> >
>> > On Sat, Mar 13, 2010 at 2:44 PM, John Brekelbaum <jbrekelbaum AT gmail DOT 
>> > com>
>> > wrote:
>> >>
>> >> I have not had this problem in a while, but had to reconfigure library
>> >> recently and now having annoying problem again where an NDMP backup
>> >> will
>> >> finish and the tape will stay mounted in the drive.  Then a regular
>> >> backup
>> >> (non NDMP) will request a drive resource and still the NDMP will not
>> >> eject
>> >> the tape (like it is "not getting the message").  The previous time I
>> >> had
>> >> this problem it was a zoning issue but to my knowledge nothing has
>> >> changed
>> >> with zoning, only the juke box reconfig.  Does anyone know what causes
>> >> this
>> >> frustrating behavior? Thanks.
>> >> -John
>> >>
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>
>

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