Diagnosing a slow network

[mailinglist at endosquid.com (Brendan)]

On Monday 09 August 2004 18:50, heidi at midnighthax.com wrote:
> I'm trying to work out why copying a file across my network is so slow.
> There are four Linux boxes connected to a 100Mb switch, and copying a 300Mb
> from one system to another runs at 500K/second. The systems aren't busy, so
> it could be a network card problem, a hard disk being slow, or - what? I'm
> using scp to do the copy, so there will be some overhead with encryption,
> but 500K/sec is way too slow. Any ideas on how to troubleshoot this?

Look in dmesg and see what the driver is setting the card on each machine to. 
The cables are high qual, unencrypted transfers using ftp and a partridge in 
a pear tree.

B