tune2fs? http://www.gluster.com/community/documentation/index.php/Guide_to_Optimizing_GlusterFS#File_System_Tuning On Feb 16, 2011, at 1:14 PM, Roland Rabben wrote: > 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 Luis E. Cerezo http://www.luiscerezo.org http://twitter.com/luiscerezo http://flickr.com/photos/luiscerezo photos for sale: http://photos.luiscerezo.org Voice: 412 223 7396