Veritas-bu

RES: [Veritas-bu] Netbackup clients with gigabit interface

2005-07-07 20:38:17
Subject: RES: [Veritas-bu] Netbackup clients with gigabit interface
From: tech2187 AT yahoo DOT com (K Chapman)
Date: Thu, 7 Jul 2005 17:38:17 -0700 (PDT)
--- Edson Noboru Yamada <eyamada AT diveo.net DOT br> wrote:

>  
> Shawn,
>  
> You mean 0.8 to 5.0 megabytes per second per client,
> right?
>  
> Have you already performed a test backing up only
> one client with the backup server and drives
> as idle as possible? In other words, do you know if
> this 5 MB/s throughput is limited by some
> other resource bottleneck or this is the highest
> that netbackup client can send to the network?
>  
> Thank you
>  
>  
>  
> 
> -----Mensagem original-----
> De: Shawn_Coleman AT booksarefun DOT com
> [mailto:Shawn_Coleman AT booksarefun DOT com]
> Enviada em: quinta-feira, 7 de julho de 2005 17:43
> Para: Edson Noboru Yamada
> Cc: veritas-bu AT mailman.eng.auburn DOT edu;
> veritas-bu-admin AT mailman.eng.auburn DOT edu
> Assunto: Re: [Veritas-bu] Netbackup clients with
> gigabit interface
> 
> 
> 
> All of our clients use gigabit interfaces.  Our
> throughput ranges from 800 kps to 5 Mps depending on
> file size on the clients and number of streams
> running at the time.  We run a max of 8 streams per
> client and 4 streams per drive using two drives.  We
> have tried tweaking the throughput using the streams
> but haven't spent much time investigating any other
> method.  If anyone has a system to tweak the
> throughput we would like to try it. 
> 
> All systems are Win2K 
> Backing up files ranging from excel/word docs to
> Unix file system backups and SQL database backup to
> 40 GIG. 
> 1.5 TB total backup 
> 
> Thanks,
> 
> Shawn Coleman
> Systems Support Specialist
> Books Are Fun, Ltd.
> Phone - 641.472.8301 x1560
> Fax - 888.708.1682
> Cell - 641-919-2433

weve got a large gig env.  our speeds for single
server/stream systems range from 20-50MB/sec.  our
older systems that have gig cards have slower disk so
thats a limiting factor in our shop.  we still have
100 and 10 systems and we try to dump those to avoid
eating tape drives with slow jobs (go to disk stu and
then tape).


                
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