Bacula-users

Re: [Bacula-users] Slow backup even with a dedicated line

2011-01-08 17:22:09
Subject: Re: [Bacula-users] Slow backup even with a dedicated line
From: Dan Langille <dan AT langille DOT org>
To: Mister IT Guru <misteritguru AT gmx DOT com>
Date: Sat, 08 Jan 2011 17:19:48 -0500
On 1/8/2011 4:46 AM, Mister IT Guru wrote:
> On 07/01/2011 14:53, Rory Campbell-Lange wrote:
>> On 07/01/11, Oliver Hoffmann (oh AT dom DOT de) wrote:
>>> I do full backups at the weekend and it just takes too long. 12h or so.
>>> bacula does one job after the other and I have a max. transfer rate of
>>> 11 to 12 MBytes/second due to the 100Mbit connection.
>>>
>>> For testing purpose I connected one client via crosslink (1Gbit on
>>> both sides) to the server. But I still have the same transfer rate. Why
>>> is that?
>> What sort of backups are you doing? Are you writing to tape? Are you
>> using spooling?
>>
> I am new(ish) to bacula, how does spooling speed up jobs, I have noticed
> similar issues, but because the same behavior appeared on three
> instances I've built recently. I'm very interested to learn how to
> improve performance.

This is called thread hi-jacking.  Please do not do it.  Please start a 
new thread asking for information about spooling.  But I think you'll 
find many questions about spooling are already covered in the docs and 
in the archives.  :)

-- 
Dan Langille - http://langille.org/

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