ADSM-L

Re: Réf. : Re: NSM Upgrade Experience

2002-06-20 16:38:19
Subject: Re: Réf. : Re: NSM Upgrade Experience
From: "Peter Pijpelink - P.L.C.S. BV Storage Consultants" <tsm AT PLCS DOT NL>
Date: Thu, 20 Jun 2002 22:04:18 +0200
We are running on 2 NSM's version 4.2.2.4 with a database of 38 gig,.We have not seen any problems so far. The eca needs to be applied on a later time.


Peter




At 15:20 20-06-2002 -0400, you wrote:
We are currently testing version 4.2.2.2. Of course this is done on a very small basis so its hard to bump in to these problems. My production db is 18gb. Should I wait until this is solved before leaving version 4.1.3 which has been very good to me the past year and a half?

When you talk abour corruption, what kind was it. I have some ANR9999D messages that pop up here and there and support has told me to do an audit db. This is very hard to schedule in my environnement since we have oracle, db2 and notes apllications logging all through the day. I must say that Beat Largo's message has made me more confident about the duration of an audit. I might be able to squeeze it in an 8 hour window.

Guillaume Gilbert
CGI Canada




"Jolliff, Dale" <xjolliff AT TI DOT COM>@VM.MARIST.EDU> on 2002-06-20 14:10:07

Veuillez répondre à "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>

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Objet :   Re: NSM Upgrade Experience

The corruption was in the DB before the upgrade.
There is a bad lock contention problem when running expiration with
4.2.2.0-4.
(4.2.2.4 did mitigate the problem some but didn't solve it)

We had symptoms prior to the upgrade, since the upgrade to 4.2.2 we have
been crashing on a regular basis.

I just shipped off a core dump, activity log and output from a lot of show
commands this morning to level 2 that showed an expiration process hanging
and the scheduler manager crashing.


It's not pretty, and I wouldn't go there if I didn't have to.

Again, YMMV - I may just be one unlucky S.O.B.




-----Original Message-----
From: Shamim, Rizwan (London) [mailto:ShamiRiz AT EXCHANGE.UK.ML DOT COM]
Sent: Thursday, June 20, 2002 11:12 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: NSM Upgrade Experience


Dale,

Thanks for the info.

The majority of the work will be completed by the CE under the NSM agreement
but I was told there will need to be some housekeeping tasks that we need to
do anyway.  We'll be prepared for that and make sure that everything is
checked and documented.

What sort of problems did you encounter with the database corruption?  Our
TSM databases are between 70 and 110GB so database corruption is somewhat of
a concern to us.

Regards

Rizwan




-----Original Message-----
From: Jolliff, Dale [mailto:xjolliff AT TI DOT COM]
Sent: Thursday, June 20, 2002 1:54 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: NSM Upgrade Experience


Our NSM support contract calls for a CE onsite to do all upgrades of that
nature.
We went directly to 4.2.20 and AIX 5.1 with EC 17.

Aside from that, immediately after the upgrade, apply OS patch 5100-02
immediately.
It's a big one, 600+ MB.  From the looks of it, it affects almost every
fileset in the OS.
It fixes some duplicate IP address errors you'll see in errpt.

After than, double check your NIC settings - if you do not do
auto-negotiation on the link, you'll need to reset it.

If I had it to do over again, I think I would stay with something earlier
than 4.2.2 - there are some serious locking issues that some corruption in
our DB has made almost unbearable for us.

YMMV, of course.




-----Original Message-----
From: Shamim, Rizwan (London) [mailto:ShamiRiz AT EXCHANGE.UK.ML DOT COM]
Sent: Thursday, June 20, 2002 7:00 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: NSM Upgrade Experience


Hello,

Is there anyone out there that has upgraded their NSM's to TSM version
4.2.1.9?

The upgrade procedure will also include an AIX upgrade to 5.1 (currently
4.3.3).  As the NSM's are black boxes the upgrade involves a mksysb restore
(upgrade) and customisation to be carried out by ourselves.  In total the
outage is approximately 9 hours.

I'd like to hear from anyone who has attempted this.

Regards


   ________________________________
    Rizwan Shamim
    Central Backup Service (CBS)
    Merrill Lynch Europe PLC
    Tel: 020 7995 1176
    Mobile:     0787 625 8246
    mailto:rizwan_shamin AT ml DOT com



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