ADSM-L

Re: AD Circular Logging and TSM backups

2003-11-18 12:18:35
Subject: Re: AD Circular Logging and TSM backups
From: "Adams, Matt (US - Hermitage)" <maadams AT DELOITTE DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Tue, 18 Nov 2003 11:17:58 -0600
We have defragged AD, and it does not reside on the boot partition.  I
am checking now to see if virus scanning is hitting the NTDS directory.



-----Original Message-----
From: Khan, Khalid B. [mailto:kkhan AT ATCLLC DOT COM] 
Sent: Tuesday, November 18, 2003 10:32 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: AD Circular Logging and TSM backups


I sent a message to Bill Boyer yesterday, but not sure if he got it or
not. Here is the message again:

I don't have the problem but I am backing the SYSTEM OBJECTS without any
problems on a W2K DC. My client option.dsm has the exclude for ntds dir,
which is recommended by TSM guide. My SYSTEM OBJECTS include the Active
Directory object and it is equal to my AD database.

I DID have very similar problem but it was due to virus scanner not TSM
backup client. It caused logs to increment perpetually; see Q298551, and
especially Q284947 for resolution to your problems. Make sure to setup
virus scanner to exclude the NTDS directory. Also make sure your edb.chk
file exists, otherwise above situation can occur. See Q247715.

I had to do an offline defrag of the AD. Also I moved the AD log
location from the C (boot partition) to another bigger drive;
recommended by MS to do so. This too you can only do through the
ntdsutil in AD offline mode.

Khalid Khan
ATC, LLC

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
Adams, Matt (US - Hermitage)
Sent: Tuesday, November 18, 2003 8:55 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: AD Circular Logging and TSM backups

We are having a similar problem and 5.1.6.7 did not resolve the problem.
We are currently testing 5.2.0.3 on one of our problem Domain
Controllers.  So far so good.....



-----Original Message-----
From: Bill Boyer [mailto:bill.boyer AT verizon DOT net] 
Sent: Tuesday, November 18, 2003 8:45 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: AD Circular Logging and TSM backups


There are months worth of these 10MB EDBxxxxx.LOG files. Is there an
easy way to remove them? I can upgrade the client today to 5.1.6.7. Will
the next backup cause AD to remove these old log files?

Bill

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
Andrew Raibeck
Sent: Tuesday, November 18, 2003 9:19 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: AD Circular Logging and TSM backups


> Anyone have problems of this sort? The client
> level is 5.1.0.1 (I know..upgrade!)

Yes, you inadvertently answered your own question   :-)

This could be APAR IC33389 that you are experiencing. You can go to
http://www.ibm.com and search on the APAR number for details. Fixed in
5.1.5 and up (I recommend latest 5.1.6 patch level).

Regards,

Andy

Andy Raibeck
IBM Software Group
Tivoli Storage Manager Client Development
Internal Notes e-mail: Andrew Raibeck/Tucson/IBM@IBMUS
Internet e-mail: storman AT us.ibm DOT com

The only dumb question is the one that goes unasked.
The command line is your friend.
"Good enough" is the enemy of excellence.




Bill Boyer <bill.boyer AT VERIZON DOT NET>
Sent by: "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> 11/17/2003
16:52 Please respond to "ADSM: Dist Stor Manager"

        To:     ADSM-L AT VM.MARIST DOT EDU
        cc:
        Subject:        AD Circular Logging and TSM backups


I have a client that just forwarded me a note saying that the TSM client
is causing problems with the active directory circular logging. here's
the text he sent me:

(See Microsoft Article)
http://support.microsoft.com/default.aspx?scid=kb;en-us;272425&Product=w
in20

00

Issue:

- Buildup of Active Directory log files (total size over 2 gigabytes) on
system drive C:\.
- Circular logging is enabled but not working correctly due to an
interruption by the Tivoli Backup Client.




Corrective Action:

-  Remove the System State Backup option from Tivoli nightly backups.
-  Ensure the version of Ntbackup.exe is 5.0.2195.2104 or greater.
- Create a nightly scheduled Ntbackup.exe of the System State to a
location on the server s local drive (Tivoli will back this up).
- Check c:\winnt\ntds\ directory periodically to ensure log files are
being truncated.

Looking at the microsoft article, it is a problem with AD, not TSM and
is supposedly fixed on SP2 for Win2k. I've searched IBM and adsm.org but
didn't find any hits. I have other clients that backup Win2k AD with no
problems and have actually done BMR restores.

Anyone have problems of this sort? The client level is 5.1.0.1 (I
know..upgrade!) and the TSM server is AIX 4.3.3 TSM 5.1.7.2. They want
me to implement the -SYSTEMOBJECT and the NTBACKUP solution right away.
I don't know what SP level the Win2k server is at. There is an
Exclude.dir *:\...\NTDS in the client optionset.

Bill Boyer
DSS, Inc.



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intended for a specific individual and purpose, and is protected by law.  If 
you are not the intended recipient, you should delete this message.  Any 
disclosure, copying, or distribution of this message, or the taking of any 
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