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Server misses admin command schedules

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Rainer Heyt

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Mar 17, 2000, 3:00:00 AM3/17/00
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Von: Rainer Heyt@SYSTEMATICS am 17.03.2000 23:11


An: ADS...@VM.MARIST.EDU
Kopie:
Thema: Server misses admin command schedules

We encounter the strange symptom, that the ADSM/AIX server
(NSM with level 3.1.2.50) misses admin command schedules.
The admin command is scheduled for 8 pm, the event log shows:

Scheduled Start Actual Start Schedule Name Status
-------------------- -------------------- -------------

------
3/15/00 21:00:00 EXPIRE_INVEN-
Missed

TORY
The aclog show this message:

03/16/00 07:10:02 ANR2578I Schedule EXPIRE_INVENTORY in domain
@ServerCmd@ for node has missed its scheduled start up window.

As you can see, this message occurs 10 hours later in the actlog, the
duration of the schedlule was set to 2 hours.

The ADSM server is admittedly always very busy with many parallel tasks/threads,
the biggest one is backing up a primary SAP tape pool of about 300 GB data ,
which runs from 6 pm to 6 am daily.

I suspect that ADSM has an internal counter for max. parallel server
processes and we reach this limit so the server can't process its own
admin command schedules.
Any similar experiences?

At the moment some of the essential admin schedules like 'expire inventory',
'backup db' or updating diskpool migration thresholds to force migration
to tape are 'missed'.


Rainer Heyt

Systematics SERVICE GmbH
Monreposstraße 53
71634 Ludwigsburg

Telefon: +49 (07141) 238 - 11
Fax: +49 (07141) 238 - 88
Mobil: +49 (0172) 9778281
e-Mail: raine...@systematics.de

Joerg Pohlmann

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Mar 19, 2000, 3:00:00 AM3/19/00
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Rainer, I wonder if this might be a recurrence of an problem we have
experienced some time ago. Admin schedules were missed if a long running
foreground schedule ran, for example a ba stg ... wait followed by
something else ... wait - the bypass was to set the admin schedule window
duration to a VERY long time, for example 12 hours. At least we got the
schedule to run even though it did throw off our timings.

Joerg Pohlmann

Rainer Heyt <raine...@SYSTEMATICS.DE> on 2000-03-17 02:11:38 PM

Please respond to "ADSM: Dist Stor Manager" <ADS...@VM.MARIST.EDU>

To: ADS...@VM.MARIST.EDU
cc:
Subject: Server misses admin command schedules


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Von: Rainer Heyt@SYSTEMATICS am 17.03.2000 23:11


An: ADS...@VM.MARIST.EDU
Kopie:
Thema: Server misses admin command schedules

We encounter the strange symptom, that the ADSM/AIX server
(NSM with level 3.1.2.50) misses admin command schedules.
The admin command is scheduled for 8 pm, the event log shows:

Scheduled Start Actual Start Schedule Name Sta=
tus
-------------------- --------------------
-------------

------
3/15/00 21:00:00 EXPIRE_IN=
VEN-
Missed

TORY
The aclog show this message:

03/16/00 07:10:02 ANR2578I Schedule EXPIRE_INVENTORY in domain
@ServerCmd@ for node has missed its scheduled start up window.

As you can see, this message occurs 10 hours later in the actlog, the
duration of the schedlule was set to 2 hours.

The ADSM server is admittedly always very busy with many parallel
tasks/threads,

the biggest one is backing up a primary SAP tape pool of about 300 GB d=
ata


,
which runs from 6 pm to 6 am daily.

I suspect that ADSM has an internal counter for max. parallel server
processes and we reach this limit so the server can't process its own
admin command schedules.
Any similar experiences?

At the moment some of the essential admin schedules like 'expire
inventory',

'backup db' or updating diskpool migration thresholds to force migrat=


ion
to tape are 'missed'.


Rainer Heyt

Systematics SERVICE GmbH
Monreposstra=DFe 53
71634 Ludwigsburg

=

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