ADSM-L

Re: Canceling processes

2004-06-04 13:32:58
Subject: Re: Canceling processes
From: Roger Deschner <rogerd AT UIC DOT EDU>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 4 Jun 2004 12:32:25 -0500
You've missed the point. He's in a Deadly Embrace situation because the
work unit or whatever can never complete due to a hardware issue. I've
had this happen too. The only way to end the process is to restart the
whole TSM server. What if the CEO is halfway through restoring his hard
drive at the time? We need a "force" parameter on the cancel command.

Roger Deschner      University of Illinois at Chicago     rogerd AT uic DOT edu


On Thu, 3 Jun 2004, Coats, Jack wrote:

>My experience tells me that when you cancel either a client session or a
>reclimation or migration process, that TSM flags the process for cancel.
>Then whenever the process completes a work unit (transfering a file or
>glob of files, or whatever) the process itself checks to see if it is being
>canceled.  If it has its cancel pending flag set, then the process finishes
>cleaning up and terminating, otherwise it continues on its marry way.
>
>I have found if a large file is being transfered, it can take over an hour
>for a process to terminate.
>
>... Just my expeiences, and my thought process of how things work in 'my
>world' :) ... JC
>
>> -----Original Message-----
>> From: Rob Hefty [SMTP:R.Hefty AT LABSAFETY DOT COM]
>> Sent: Thursday, June 03, 2004 9:58 AM
>> To:   ADSM-L AT VM.MARIST DOT EDU
>> Subject:      Re: Canceling processes
>>
>> First end reclamation with the "update stgpool XXXX reclamation=100",
>> then cancel any active reclamation processes with the "cancel process
>> XXX" command and dismount any idle volumes with the "dismount vol
>> XXXXXX".  Then I would verify that the tapes reclamation needs are all
>> in the library and are available (q vol XXXXXX f=d -OR- q vol
>> acc=unavail).
>>
>> -----Original Message-----
>> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf 
>> Of
>> Moses Show
>> Sent: Thursday, June 03, 2004 9:50 AM
>> To: ADSM-L AT VM.MARIST DOT EDU
>> Subject: Canceling processes
>>
>> Hi everybody,
>>         Seem to have a bit of a problem in that I have a couple of space
>> reclamation jobs running on a TSM server at present. However there seems
>> to be an issue with our 3583 tape library as although media requested
>> for mounting is physically in the library they won't seem to mount.
>> Tried cancelling these processes with the cancel command but after
>> nearly 80 minutes the processes still haven't been cancelled. Was going
>> to run a command to stur off space reclamation, but am unsure if this
>> stops active jobs or just prevents new reclamation jobs from starting.
>> could somone or some bodies help me out here please ?
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>> ========================================================================
>> ======
>> The St. Paul Travelers e-mail system <tdmmsws2> made this annotation on
>> 06/03/2004, 10:46:25 AM.
>

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