Chris,

I've checked and do not have a  SIZE_DATA_BUFFERS file.

I'm using 2 x IBM Ultrium LTO drives in a DELL autoloader.
Can you change the block size within Netbackup ?

Rgds,
Ian

ChrisCosta AT TDWaterhouse DOT com wrote:

>Do you have a SIZE_DATA_BUFFERS file that is equal to 65536? If so remove
>the file, the default is 64k anyway and it might throttle down to 61440. If
>not then you need to check how to increase the ma block size of the drive.
>
>What type of tape drives are you using?
>
>Chris
>
>-----Original Message-----
>From: Whitt [mailto:ianw AT fjserv DOT net] 
>Sent: Monday, February 07, 2005 9:11 AM
>To: veritas-bu AT mailman.eng.auburn DOT edu
>Subject: [Veritas-bu] media write error 84
>
>All,
>
>I'm getting the following error when trying to run a backup on my 
>Windows 2000 server
>
>Running NB 4.5 mp6
>
>"the tape device at index -1 has a maximum block size of 61440 bytes, a 
>buffer size of 65536 cannot be used"
>
>Any ideas ?
>
>Thanks,
>Ian
>
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>