Diagnosing a slow network

[jack at coats.org (Jack Coats)]

check the processor use on each end, and io stats for the disk.
try duplicating a similar copy using straight ftp (on a test/non-security 
needed file) and check your base network speed.
that might give you a quick hint.

-- 
Member/Associate of HLUG, HAL-PC, ACM, /., USENIX, ADSM.ORG, BCUMC, 
SBIB and other various random initials and anacronyms.


---------- Original Message -----------
From: heidi at midnighthax.com
To: discuss at blu.org
Sent: Mon, 9 Aug 2004 23:50:11 +0100
Subject: Diagnosing a slow network

> 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?
> 
> H
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------- End of Original Message -------