Date: Thu, 20 Oct 2005 22:49:29 +1000 From: Michael VInce <mv@roq.com> To: =?ISO-8859-1?Q?Sten_Daniel_S=F8rsdal?= <lists@wm-access.no> Cc: freebsd-net@freebsd.org, stable@freebsd.org Subject: Re: Network performance 6.0 with netperf Message-ID: <43579259.8060701@roq.com> In-Reply-To: <4356BBA1.3000103@wm-access.no> References: <434FABCC.2060709@roq.com> <20051014205434.C66245@fledge.watson.org> <43564800.3010309@roq.com> <4356BBA1.3000103@wm-access.no>
next in thread | previous in thread | raw e-mail | index | archive | help
Sten Daniel Sørsdal wrote: >Michael VInce wrote: > > > >>I reinstalled the netperf to make sure its the latest. >> >>I have also decided to upgrade Server-C (the i386 5.4 box) to 6.0RC1 and >>noticed it gave a large improvement of network performance with a SMP >>kernel. >> >>As with the network setup ( A --- B --- C ) with server B being the >>gateway, doing a basic 'fetch' from the gateway (B) to the Apache server >>(C) it gives up to 700mbits/sec transfer performance, doing a fetch from >>server A thus going through the gateway gives slower but still decent >>performance of up to 400mbits/sec. >> >> > >Are you by any chance using PCI NIC's? PCI Bus is limited to somewhere around 1 Gbit/s. >So if you consider; >Theoretical maxium = ( 1Gbps - pci_overhead ) > > > The 4 ethernet ports on the Dell server are all built-in so I am assuming they are on the best bus available. Mike
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?43579259.8060701>