Phil Stracchino wrote:
> On 01/26/10 09:12, Cyril Lavier wrote:
>   
>> Phil Stracchino wrote:
>>     
>>> Cyril, I would look at the load on all the machines involved,
>>> particularly the machine running the catalog and Director.  You also did
>>> not specify what you're backing up to.
>>>
>>>   
>>>       
>> I'm backing up a big amount of small files (yes, it's the worst case), 
>> it's the homedirs of the users.
>>
>> We only use switchs.
>>
>> I tried iperf between the 2 servers, and it displays 89Mbit/s, so it's 
>> pretty good.
>>     
>
> OK, so you don't have a network problem.  My guess would be you have a
> throughput problem on either the storage daemon or the catalog database.
>  What is the backup medium?  Have you done any performance analysis on
> the server during a backup (iostat, for example)?
>
> Are you running jobs concurrently?  That can make up for slow clients.
> Of course, if you're only backing up a single client, that's not going
> to help you.
>
>
>   
I dont make concurrent backups.

The backup medium is a EFI GPT, so it's HDDs.

Tomorrow, I will launch a test backup and control the performance with 
iostat and top.

Thanks

-- 
Cyril LAVIER | Systems Administrator | LTU Technologies
132 Rue de Rivoli - 75001 Paris France
(tel) +33 (0)1 53 43 01 71 | (mail) clavier AT ltutech DOT com
LTU technologies - Making Sense of Visual Content |  www.LTUtech.com 


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