Veritas-bu

Re: [Veritas-bu] "/" + Cross All Mnt Pts Vs. ALL_LOCAL_DRIVES

2008-10-22 18:44:43
Subject: Re: [Veritas-bu] "/" + Cross All Mnt Pts Vs. ALL_LOCAL_DRIVES
From: <Mark.Donaldson AT cexp DOT com>
To: <judy_hinchcliffe AT administaff DOT com>, <veritas-bu AT mailman.eng.auburn DOT edu>
Date: Wed, 22 Oct 2008 16:26:49 -0600
This isn't correct - it'll only cross NFS mountpoints if "Follow NFS" is checked, regardless of "Cross Mountpoints".
 
We backup "/" and have "Cross Mountpoints" checked and "Follow NFS" off.  We have exclude lists for oracle database files, typically just excluding any file name "*.dbf".  Yeah, we get a couple of database-related files this way but it's small.
 
Rather than run multiple backups per server, we run many simultaneous backups across the servers (we have 266 unix boxes spread across about 5 policies). 
 
We're chosing to go wide this way.  Otherwise, as mentioned, you're thrashing your spindles and increasing, IMO, complexity since a failed job has to be diagnosed to find out what filesystem failed.
 
-M


From: veritas-bu-bounces AT mailman.eng.auburn DOT edu [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of judy_hinchcliffe AT administaff DOT com
Sent: Wednesday, October 22, 2008 12:46 PM
To: veritas-bu AT mailman.eng.auburn DOT edu
Subject: [Veritas-bu] "/" + Cross All Mnt Pts Vs. ALL_LOCAL_DRIVES


I use all local drives for the unix backups, and on small systems I limit how may jobs can run at a time.

I have no issue with this at all and has worked great for years.

 

But the Cross mount points – you should think a little on that.

The way I understand that is that it will backup NFS mounts.  So if you backup the server the NFS comes from and the server it is mounted on you are backing it up twice.

 

If you use the all local drives and multi streaming you will get 1 job per fs.  Then just exclude the ones you don’t/can’t backup like /tmp and /proc.

 

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