Veritas-bu

[Veritas-bu] data buffers tuning etc on netbackup 5 and LTO drives

2004-12-21 12:36:46
Subject: [Veritas-bu] data buffers tuning etc on netbackup 5 and LTO drives
From: pkeating AT bank-banque-canada DOT ca (Paul Keating)
Date: Tue, 21 Dec 2004 12:36:46 -0500
Per drive? Or per job?

You said you were multiplexing at 10.

10 x 3.8 MB/s is about native speed for the drives.

If you're getting a TOTAL of 3.8MB/s per DRIVE, then I
agree.....TERRIBLE speed.

I'm currently using
SIZE_DATA_BUFFERS 64k
NUMBER_DATA_BUFFERS 12
NET_BUFFER_SZ 64k


Paul

> -----Original Message-----
> From: Dave Markham [mailto:dave.markham AT fjserv DOT net] 
> Sent: December 21, 2004 12:09 PM
> To: Paul Keating
> Cc: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] data buffers tuning etc on 
> netbackup 5 and LTO drives
> 
> >
> I was meaning about 3.8 MB/s which was very slow in my opinion :(
>