Hello,

On 1/18/2006 2:53 PM, Marcin Wasilewski wrote:

----- Original Message ----- From: "Florian Schnabel" <[EMAIL PROTECTED]>
To: <bacula-users@lists.sourceforge.net>
Sent: Wednesday, January 18, 2006 2:34 PM
Subject: Re: [Bacula-users] How to speed up the backup.


Marcin Wasilewski wrote:


----- Original Message ----- From: "Florian Schnabel" <[EMAIL PROTECTED]>
To: <bacula-users@lists.sourceforge.net>
Sent: Wednesday, January 18, 2006 11:53 AM
Subject: Re: [Bacula-users] How to speed up the backup.


Marcin Wasilewski wrote:

Hello,

I wonder if You have any ideas how to speed up my bacula backup.
I'm using Bacula 1.36.3 on Debian with MySQL 4.1.15 on machine 2x1.4GHz, 2Gb RAM, 2x80Gb HDD RAID1.
Network connection is:

FD Files Written: 515,401

SD Files Written: 515,401

FD Bytes Written: 232,278,974,474

SD Bytes Written: 232,353,930,829

Rate: 11186.1 KB/s

It took about 6 hours to backup it..


are you using spooling ?

Florian

I don't use spooling now, i tried this but the backup time was similar...

Marcin


well for one spooling lowers the stress on your tape drive so i suggest using that for everything thats not stored on the same box :-)

also check what write speed your tape (u using tape?) got
doesn't look that slow to me

Florian

Oh, I didn't mention about the tape. I'm using LTO2 ( 200GB with compression ), I don't remember exactly it's writing speed, but I think it is about 80MB/s without hardware compression. When I backup these large files the network transfer is about 25-30MB/s, but with these small it's about 5MB/s, so that is why average rate is 11MB.

Well, that's the problem, then.

Most probably it's the clients which don't deliver the files fast enough. There's not much you can do about it, though.

Less probable the catalog is too slow.

Arno

Marcin



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IT-Service Lehmann                    [EMAIL PROTECTED]
Arno Lehmann                  http://www.its-lehmann.de


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