Re: funky network slowdown

2002-11-10 Thread Crispin Wellington
On Sun, 2002-11-10 at 06:48, N. Thomas wrote: I'm creating a large 20Mb file with this command: dd if=/dev/zero of=foo bs=1m count=20 and then scp'ing it between the machines. Use hdparm to switch DMA on on the HDD on the debian box. Because your reading from disk as you transfer

funky network slowdown

2002-11-09 Thread N. Thomas
Our network: a DSL modem that feeds into an OpenBSD box that does firewall/nat; the OpenBSD box feeds into a switch; and the switch is hooked up to three computers: a Debian, Red Hat, and Windows 2000 box. Here is roughly what it looks like: [Debian]

Re: funky network slowdown

2002-11-09 Thread N. Thomas
* Edward Guldemond [EMAIL PROTECTED] [2002-11-09 14:57:26 -0500]: On Sat, Nov 09, 2002 at 09:45:36AM -0500, N. Thomas wrote: Debian - RedHat = 200Kbs ??? Debian - Windows = 200Kbs ??? Maybe it's not the Debian box that is misconfigured, maybe it's the RedHat or Windows boxen?

Re: funky network slowdown

2002-11-09 Thread Allan Wind
On 2002-11-09 09:45:36, N. Thomas wrote: Normally, I would think something is wrong with the NIC on the Debian box, but it talks to the OpenBSD box fine. Can anyone explain this anomaly? No, but make sure the switch and the box agrees on half or full duplex, with Cisco switches and with Sun or

Re: funky network slowdown

2002-11-09 Thread N. Thomas
* Edward Guldemond [EMAIL PROTECTED] [2002-11-09 17:22:50 -0500]: On Sat, Nov 09, 2002 at 04:27:27PM -0500, N. Thomas wrote: Nov 9 12:54:39 seneca kernel: sis900.c: v1.06.09 09/28/2001 Nov 9 12:54:39 seneca kernel: eth0: SiS 900 PCI Fast Ethernet at 0xcc00, IRQ 5,