Veritas-bu

[Veritas-bu] Upgrade/Migrate master server from 5.0/Linux to 6.0/Solaris

2007-03-07 20:29:02
Subject: [Veritas-bu] Upgrade/Migrate master server from 5.0/Linux to 6.0/Solaris
From: ewilts at ewilts.org (Ed Wilts)
Date: Wed, 07 Mar 2007 19:29:02 -0600
On 3/7/2007 12:39 PM, Rongsheng Fang wrote:
> We'll be doing upgrades to our current backup infrastructure.
> Currently our master server is running NBU 5.0 MP5 on a Red Hat
> Enterprise Linux ES release 2.1 (Panama) on a Dell server. The new
> master server will be running NBU 6.0 on a Sun SPARC server (not yet
> sure which model at this point).

I'd do this as 2 separate tasks.  First, migrate from your existing
environment to 5.0 MP5 on Solaris.  Run that for a bit to make sure you
haven't broken anything. Once it all works, *then* upgrade that
environment to 6.0 MP4.

Do not attempt this all at one shot - there are way too many changes
involved and there's a reasonably good chance that unless you really,
really know what you're doing (and if you did, you wouldn't be asking
here :-)), you'll be reverting.

> I heard that this kind of migration was not supported by Veritas. Is
> that true?

I believe that this is not supported but you should log a call and
confirm.  However, it does have a reasonably good chance of success
(unlike a Windows to Solaris migration for example).

Don't forget that you should not change the host names.  You may have to 
put up with a Solaris system named something like linux1.example.com - 
just don't change it.  Sometime down the road we'll get the supported 
ability to rename the master and you can change it then.  You'll be 
attempted a major change - break it up into smaller pieces as much as 
possible.

        .../Ed
        
-- 
Ed Wilts, Mounds View, MN, USA
mailto:ewilts at ewilts.org

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