BackupPC-users

Re: [BackupPC-users] Setup two NIC's to improve performance

2010-06-09 11:49:35
Subject: Re: [BackupPC-users] Setup two NIC's to improve performance
From: Bruce <bruce AT sqls DOT net>
To: backuppc-users AT lists.sourceforge DOT net
Date: Wed, 09 Jun 2010 10:47:48 -0500
Oh, umn sorry. 

I should have been more clear.  I was trying to say 100 megabyte (MB) 
per second.  Not mbit (mb).

I've actually seen 109MB/s on a couple of intel nics here.

Tyler J. Wagner wrote:
> On Wednesday 09 June 2010 16:07:32 Bruce wrote:
>   
>> Some notes on this though.  A good professional 1GB nic can push about
>> 100/MBs.  Often you will run into CPU or HD bottlenecks before you get
>> this far unless you've got a pretty decent cpu and  some type of raid hd
>> setup.
>>     
>
> I have a no-name server with a 3-ware SATA RAID controller and two gigabit 
> ethernet interfaces. Between two servers on the same gigabit LAN, using 
> default 1500-byte MTU, copying between disks, I can push 200 mbit. Just 
> testing UDP with iperf I can easily hit 400 mbit.
>
> Gigabit should sustain 600 mbit. If you're seeing 100 mbit, keep 
> investigating.
>
> Regards,
> Tyler
>
>   


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