Hi Lada, > Hi, > > I benchmarked performance of my network, which contains ppc405EX (Kilauea > board, kernel 2.6.30 from Denx) connected with a linux desktop via gigabit > ethernet. I used the netperf tool: > > netperf -t UDP_STREAM -H 192.168.1.1 -- -m 32768 > > So I was sending UDP packets to the desktop. The resulting speed was about 370 > Kb/s. I tried to send the packets to several different computers - with the > same result. So the ppc board is the bottleneck in this case. > > Is there any possibility to improve the gigabit capabilities of the ppc405EX? > Is there anyone who achieved a better performance with ppc4xx boards?
On our kilauea in the lab: -bash-3.2# src/netperf -t UDP_STREAM -p 7776 -H 192.168.1.1 -fK -- -m 32768 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec 106496 32768 10.00 3601 0 11519.64 124928 10.00 3601 11519.64 -bash-3.2# grep cpu /proc/cpuinfo cpu : 405EX -bash-3.2# cat /proc/version Linux version 2.6.29.4 ([email protected]) (gcc version 4.2.2) #9 Wed Jun 17 11:18:46 CEST 2009 -bash-3.2# I can send you the kernel+dtb that I used for testing offlist. Cheers Detlev -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: [email protected] _______________________________________________ Linuxppc-dev mailing list [email protected] https://lists.ozlabs.org/listinfo/linuxppc-dev
