Networker

Re: [Networker] Restore questions

2005-06-16 17:18:56
Subject: Re: [Networker] Restore questions
From: Stanley Horwitz <stan AT TEMPLE DOT EDU>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Thu, 16 Jun 2005 17:17:48 -0400
On Jun 16, 2005, at 5:05 PM, Werth, Dave wrote:

Folks,

We had a total failure of a RAID array on our main server. After it took the IBM tech's 2 days to get the hardware fixed we've started a restore and it's going a lot slower than we'd like (it'll take 2 or 3 days to restore at
the present rate).  I wondered it anyone out there would have any
suggestions for speeding up the process. At this point though I'm reluctant to stop the restore we've got going unless I'm pretty sure I can improve the
speed enough to make a difference.

Our systems are as follows:

Backup Server: Windows 2K, Legato 6.1.3 (I know I need to upgrade, it'll happen in the next 3 months), Spectralogic 10K tape library with 2 AIT-2
tape drives, 100M network connection.

Server being restored: Windows 2K, Legato 6.1.3, RAID array with 3 logical
drives (E:, F:, G:), 100M networking.  The system disk was ok.

We have about 250GB to restore and it appears to be going at about 2GB/hour
at this point.

To restore the drives we just opened Networker User on the restore system,
clicked on the 3 drives and told it to start.

I could give more information but it's probably better to answer any
specific questions you may have.

We will be upgrading to AIT-4 tapes and Networker 7.x before too long but
that doesn't do us any good now :-(

You should do a saveset recover, which is not what you described. A saveset recover is the fastest option because NetWorker does not need to hit its database
for each file that needs to be restored.

This won't help you now, but you should look at the possibility of upgrading the network connection on both the client and the NetWorker server to gigabit
ethernet if your network can handle that speed.

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