Bacula-users

Re: [Bacula-users] Slow tape write, no more than 60-70 MB/s in 5.0.3

2011-11-09 06:28:06
Subject: Re: [Bacula-users] Slow tape write, no more than 60-70 MB/s in 5.0.3
From: Cejka Rudolf <cejkar AT fit.vutbr DOT cz>
To: bacula-users AT lists.sourceforge DOT net
Date: Wed, 9 Nov 2011 12:26:42 +0100
Cejka Rudolf wrote (2011/11/09):
> Hello,
>   does anybody have any idea, why after upgrade from Bacula 2.4.3 to 5.0.3,
> tape write speed dropped down from about 70-120 MB/s (LTO-3 tape limits)
> to just 60-70 MB/s? I think that I have seen somewhere, that something
> (signatures?) has been moved from clients or director to storage daemon,
> but could not find it anymore. Or could be the problem somewhere else?

Oops, I'm sorry, I forgot to add -O3. After returning -O3, I can
see again speeds over 100 MB/s.

-- 
Rudolf Cejka <cejkar at fit.vutbr.cz> http://www.fit.vutbr.cz/~cejkar
Brno University of Technology, Faculty of Information Technology
Bozetechova 2, 612 66  Brno, Czech Republic

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