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Aptus · 02-08-2008

I've installed 11d along with the Veritas driver for an IBM HH LTO3 tape drive on Server 2003 R2. I can backup but the job rate is 27mb/min wirh 49gb taking 29hours! If I uninstall the driver and use windows backup with the ibm driver the job takes 4...

Aptus · 02-29-2008

I've found that by changing the drive properties to Block Size 64kb, Buffer Size 512kb, Buffer Count 10, High Water Count 7, the job rate has increase to 1,368 mb/min. I'm pleased with this rather marked improvement but just wondered if there are any...

Aptus · 02-24-2008

It doesn't appear to be a hardware problem as the backup flies with windows backup. Thought I'd try upgrading to version 12, got rather excited when during the installation it recognised the drive and said it was supported. Still only get 27mb/min th...

Aptus · 02-20-2008

I get around 27mb/min with both the Veritas driver and the vendor driver when using Backup exec. If I use windows backup with the vendor driver then the backup tales about 40 minutes rahter than the 29 hours Backup exec currently takes. Shall I pin m...

Aptus · 02-15-2008

Hi Craig, I've got the latest DDI pack installed and other ideas? Thanks for you help.

Aptus · 02-14-2008

Still no improvement. Single write block not selected and Hotfix 29 installed. I was able to get Backup exec to see the drive with the manufacturers driver after running tapeinst, but still get only 26mb/min. Thanks for your help and please keep the ...

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Slow Backup with IBM HH LTO Gen 3 Tape Drive

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Re: Slow Backup with IBM HH LTO Gen 3 Tape Drive

Re: Slow Backup with IBM HH LTO Gen 3 Tape Drive

Re: Slow Backup with IBM HH LTO Gen 3 Tape Drive