Networker

Re: [Networker] Drive write performance

2004-09-27 14:03:09
Subject: Re: [Networker] Drive write performance
From: Stan Horwitz <stan AT TEMPLE DOT EDU>
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Date: Mon, 27 Sep 2004 14:04:43 -0400
On Mon, 27 Sep 2004, Somen Chanda wrote:

>We have a 100MB/sec network which is used for data and backup. Our backup
>server is a Sun 280R running Solaris8 and has 2GB RAM and a similar config
>storage node. We have LTO1 drives in a ADIC Scalar100 library, We currently
>do not see backups moving more than 11MB/sec per drive.
>
>Is there any parameter which can be tweaked to get a better write
>performance?
>
>I am starting to believe that it is our network which becoming a bottleneck.
>
>I even tried backup to disk and I do not get any better performance writing
>the backup to disk.
>
>Any ideas/suggestions??

Yup, before you look at your Legato server and tape drives, you
need to make sure your LTO drives are getting data fast enough.
Check your network performance, then move down the line from there
if the network is not a bottle neck.

--
Note: To sign off this list, send a "signoff networker" command via email
to listserv AT listmail.temple DOT edu or visit the list's Web site at
http://listmail.temple.edu/archives/networker.html where you can
also view and post messages to the list.
=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=

<Prev in Thread] Current Thread [Next in Thread>