Idle bandwidth is about 950 Mbps, so that looks ok. What tools do you recommend for tuning disks and filesystems? Would you rather use ext3 than ext4? Regards Roland Rabben 2011/2/16 Luis Cerezo <lec at luiscerezo.org>: > can you see if this is the same when you have an idle window? > on our prod env, (10Ge,) iperf still shows pretty high bandwidth... > ------------------------------------------------------------ > Client connecting to lonfs23, TCP port 5001 > TCP window size: 16.0 KByte (default) > ------------------------------------------------------------ > [ ?3] local 10.21.16.70 port 45573 connected with 10.21.16.69 port 5001 > [ ID] Interval ? ? ? Transfer ? ? Bandwidth > [ ?3] ?0.0-10.0 sec ?10.5 GBytes ?8.98 Gbits/sec > > > On Feb 16, 2011, at 11:00 AM, Roland Rabben wrote: > > iperf on the production environment shows on average about 350-400 > Mbps throughput. > > > Luis E. Cerezo > > http://www.luiscerezo.org > http://twitter.com/luiscerezo > http://flickr.com/photos/luiscerezo > Voice: 412 223 7396 > -- Roland Rabben Founder & CEO Jotta AS Cell: +47 90 85 85 39 Phone: +47 21 04 29 00 Email: roland at jotta.no
