ADSM-L

Re: Scheduled backup anomalies

2000-11-30 14:05:18
Subject: Re: Scheduled backup anomalies
From: "Prather, Wanda" <Wanda.Prather AT JHUAPL DOT EDU>
Date: Thu, 30 Nov 2000 14:07:28 -0500
FYI, I'm getting intermittent false successes on 3 (only 3) Win2K
PROFESSIONAL systems running 3.7.2.01 client.
Still trying to figure out what is different about those 3 WIn2K systems.
I've got other Win2K systems that don't have the problem.

> -----Original Message-----
> From: France, Don G (Pace) [SMTP:don.france-eds AT EDS DOT COM]
> Sent: Thursday, November 30, 2000 11:17 AM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      Re: Scheduled backup anomalies
>
> I've seen scheduler stops with 3.7 (Solaris client, as well)... if the tcp
> server address is wrong/not-defined, the client-scheduler stops (seems to
> be
> sensitive to the specific connection error).
>
> I've not seen false successes, lately;  only saw them on ADSM
> ConnectAgents
> (and other command-scripts), which got fixed with TDP & TSM.  We look for
> client completion messages, in addition to "q events", just to be sure (on
> critical clients, like the Exchange data base backups).  I did have a guy
> not notice the date correctly (on the "q events");  if you're using
> begind=-1 (like we do), you'll see the previous day's events as well as
> the
> current - to capture jobs that run before *and* after midnight, you see
> TWO
> instances of all jobs scheduled for after midnight.
>
> False success should be reported to IBM;  I've not seen that for a long
> time... it would be disconcerting to find that!  (False failures, yes;
> but
> those have been fixed.)
>
> Don France
>
> Technical Architect - Unix Engineering/P.A.C.E.
> San Jose, CA
> mailto:dfrance AT pacbell DOT net
> PACE - http://www.pacepros.com
> Bus-Ph:   (408) 257-3037
>
>
>  -----Original Message-----
> From:   John Monahan [mailto:JohnMonahan AT LIBERTYDIVERSIFIED DOT COM]
> Sent:   Wednesday, November 29, 2000 12:46 PM
> To:     ADSM-L AT VM.MARIST DOT EDU
> Subject:        Scheduled backup anomalies
>
> I have TSM 4.1 on NT, both clients and server and have encountered some
> strange issues and wondering if anyone else has experienced anything
> remotely similar.
>
> First, my TSM server was offline for an evening, so no backups ran.  The
> next morning my normal script ran to query events for the past evening's
> backups to see if they were successful or not.  The problem is, about 1/3
> of my clients do report a status of "successful" even though the server
> was
> offline.  The other 2/3 show a status of "missed", as they should.  I take
> it querying events is not a reliable way of determining success of a
> scheduled backup.
>
> Second, the next night everything should have worked smoothly.  All of the
> clients who were in a "missed" state from the night before, stayed in the
> "missed" state the next evening, even though the server was up and working
> properly.  All the clients that were "successful" were that again, but
> this
> time they actually were successful.  I had to restart the Scheduler
> service
> on all of the missed clients to get them to work again properly.  I have
> further tested this situation with a test client.  I would unplug the NIC
> so the schedule would be "missed", and then plug it back in.  The only way
> to get it to work again was to restart the scheduler service.  I don't
> recall ever having to restart the scheduler service with version 3.7, even
> though I did have missed schedules once in a while.  This can be quite a
> pain with a lot of clients.
>
> Anyone?
>
> ===========================================
>     John Monahan
>     Network Administrator
>     Liberty Diversified Industries
>     (763) 536-6677
> ===========================================
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