ADSM-L

Re: [ADSM-L] Export node to new server

2012-08-24 12:19:39
Subject: Re: [ADSM-L] Export node to new server
From: "Vandeventer, Harold [BS]" <Harold.Vandeventer AT KS DOT GOV>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 24 Aug 2012 16:03:55 +0000
Thanks Wanda... the nodes are not trivial, unfortunately.

We've never had a need for server-server comms; a lot can be done there it 
appears.

I see a description in the Admin Guide for "Preparing to export to another 
server for immediate import."  That includes a DEFINE SERVER to establish the 
name of the "target server or the originating server".  

I'm confused by the two syntax's of DEFINE SERVER.

Do I follow the "virtual volumes" setup process?

Then, define the node manually on the target; some changes in contact, Policy 
Domain names and other items.... easy to define manually, but don't need to be 
exported/imported.

Then: 
1: Lock the node.
2: EXPORT NODE <nodename> TOSERVER=<target> FILEDATA=BACKUP EXPORTIDENTIFIER=<a 
value>.
3: monitor that, but have the node manager edit the DSM.OPT.
4: unlock node when done.
5: delete filespaces/node on source after everyone is comfortable it all worked.

Again, thanks for helping out, I'm jumping into server-server for the first 
time.

------------------------------------------------
Harold Vandeventer
Systems Programmer
State of Kansas - Office of Information Technology Services
Harold.Vandeventer AT ks DOT gov
(785) 296-0631

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Prather, Wanda
Sent: Thursday, August 23, 2012 6:32 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] Export node to new server

Better if you do that in reverse order, unless the clients are trivial in size.
If you let the client scheduled backup run, it will do a full, which for many 
clients can be painful.

If you get the export done first, all the existing data will be represented in 
the new server DB, and the client's scheduled backup to the new server will be 
incremental.

If there is a time lag between the time you do the first export and the time 
you get the clients dsm.opt file pointing to the new server, you can do an 
incremental export to catch up - add the FROMDATE=today-blah fromtime=xx:yy:zz 
to the EXPORT command.

Also IMHO it's easier to do what you suggest using server-to-server export than 
using media.  Then it's just one step.

Wanda

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Vandeventer, Harold [BS]
Sent: Thursday, August 23, 2012 4:19 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: [ADSM-L] Export node to new server

My goal is to relocate all backup data  for a node currently on a TSM 5.5.2 
server to a TSM 6.2.4 server.

There are no archive or space managed data in the system.

First time I've had to try this, so looking to the experts for comment.

Looks like a fairly simple process:
Define the node on the target server with appropriate schedules, policy, etc.
Have the node manager modify the DSM.OPT file to specify the new server.
Let scheduled backups run.

On source TSM: EXPORT NODE <nodename>  FILEDATA=BACKUP DEVCLASS=<classname>

On target TSM: IMPORT NODE <nodename> FILEDATA=BACKUP DEVCLASS=<classname> 
DATES=ABSOLUTE MERGEFILESPACES=YES VOL=<volnames>

An important parameter MERGEFILESPACES=YES to bring in the old data into the 
identical filespaces.


------------------------------------------------
Harold Vandeventer
Systems Programmer
State of Kansas - Office of Information Technology Services Harold.Vandeventer 
AT ks DOT gov
(785) 296-0631


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