Veritas-bu

[Veritas-bu] Multiplexing

2006-07-31 11:53:19
Subject: [Veritas-bu] Multiplexing
From: ddunham at taos.com (Darren Dunham)
Date: Mon, 31 Jul 2006 08:53:19 -0700 (PDT)
> If it's within your required parameters, then it's OK.

> It's obviously and trivially true that restoring from mulitplexed 
> tapes is slower, because the drive has to read data that's not 
> required to get to the data that is.

I don't agree.

Yes, the tape has to read more data, but if that new speed is still
higher than the restore speed the client can consume (whether limited by
network, disk/filesystem, or client performance), then the multiplexing
has no effect on restore speed.


-- 
Darren Dunham                                           ddunham at taos.com
Senior Technical Consultant         TAOS            http://www.taos.com/
Got some Dr Pepper?                           San Francisco, CA bay area
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