Bacula-users

Re: [Bacula-users] Rif: Re: LTO3 performance

2009-01-07 11:29:51
Subject: Re: [Bacula-users] Rif: Re: LTO3 performance
From: Ralf Gross <Ralf-Lists AT ralfgross DOT de>
To: bacula-users AT lists.sourceforge DOT net
Date: Wed, 7 Jan 2009 17:27:05 +0100
Ferdinando Pasqualetti schrieb:
> I think you should use /dev/random, not /dev/zero unless hardware 
> compression is disabled in order to have more realistic figures.

This wouldn't be a good idea, /dev/random or /dev/urandom are just too
slow in generating random data. To test the nativ speed of the  drive
creating a file from /dev/urandom and writing this file then from
tmpfs or a fast disk to the drive would be much better.


Ralf


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