> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of > VaibhaV Sharma > > On Wed, Aug 06, 2003 at 02:48:38PM +0530, Sudev Barar wrote: > > > As you can see there were two replies and I tried both. I am > baffled by the output as below: > > OUTPUT 1: > > # /bin/dmesg | grep eth0 > > eth0: RealTek RTL8139 Fast Ethernet at 0xf88d4c00, > 00:80:48:15:8b:f9, IRQ 11 > > eth0: Identified 8139 chip type 'RTL-8139C' > > eth0: Setting 100mbps full-duplex based on auto-negotiated > partner ability 45e1. > > Go and trace your logs line by line, search where this line occurs and > check what the next line(s) say. Typically, the driver initialises the > card and then negotiates the speed according to the hub/switch its > connected to unless you force the card to a particular speed or the card > is not capable of figuring it out itself. > > > > OUTPUT 2: > > ]# /usr/sbin/ethtool eth0 > > Settings for eth0: > > Supported ports: [ TP MII ] > > Supported link modes: 10baseT/Half 10baseT/Full > > 100baseT/Half 100baseT/Full > > Supports auto-negotiation: Yes > > Advertised link modes: Not reported > > Advertised auto-negotiation: No > > Speed: 10Mb/s > > Duplex: Half > > There you go. This is what the actual state of your ethernet card is > right now. Your network card seems to support 100Mbps but is connected > to a 10Mbps network. > > > Why should the two utilities report different?? Any one who can > tell which is the correct output? > > Why dont you try transferring a couple of files across your machines to > get a better idea of the throughput. Use something like iptraf to check > the realtime stats.
a pointer... realtek 8139 never gives me more than 20% throughput, on a 100mbps full-duplex switched network. while on intel cards, i achieve around 80% throughput. checked with iptraf ------------------------------------------------------- This SF.Net email sponsored by: Free pre-built ASP.NET sites including Data Reports, E-commerce, Portals, and Forums are available now. Download today and enter to win an XBOX or Visual Studio .NET. http://aspnet.click-url.com/go/psa00100003ave/direct;at.aspnet_072303_01/01 _______________________________________________ linux-india-help mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/linux-india-help
