processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Xeon(TM) CPU 3.00GHz stepping : 1 cpu MHz : 2992.737 cache size : 1024 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc pebs bts sync_rdtsc pni monitor ds_cpl cid cx16 xtpr bogomips : 5990.11 clflush size : 64
processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Xeon(TM) CPU 3.00GHz stepping : 1 cpu MHz : 2992.737 cache size : 1024 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc pebs bts sync_rdtsc pni monitor ds_cpl cid cx16 xtpr bogomips : 5985.39 clflush size : 64 -- Minlan On Sun, Jan 24, 2010 at 4:26 PM, Brandon Heller <[email protected]> wrote: > Hi Minlan, > Can you post the output of 'cat /proc/cpuinfo' on the controller machine? > > Thanks, > -b > > On Sun, Jan 24, 2010 at 10:53 AM, Minlan Yu <[email protected]> > wrote: >> >> I'm running the Click with Click OpenFlow element as openflow switch. >> I run the switches on different machines. >> >> -- Minlan >> >> >> >> On Sun, Jan 24, 2010 at 1:10 PM, Rob Sherwood <[email protected]> >> wrote: >> > Thanks for the data Martin. >> > >> > Can you describe the switches used for this? Were they openvswitch? >> > I assume the switches were running on a different machine than the nox >> > instance, to avoid CPU contention? >> > >> > I've run similar numbers with the cbench utility that ships with >> > oflops: it simply emulates k switches and for each switch, tests the >> > number of packet_in/flow_mod responses a controller can produce, per >> > second. AFAICT, these should be basically the same numbers. >> > >> > Also, as a data point, the hardware switches we've tested are no where >> > near capable of producing that number of flow setups per second. They >> > generally support hundreds of flow setups per second, due to their >> > limited CPU. >> > >> > - Rob >> > . >> > >> > >> > >> > On Sat, Jan 23, 2010 at 11:30 PM, Martin Casado <[email protected]> >> > wrote: >> >> Minlan recently did some performance analysis of Nox and has kindly >> >> agreed >> >> to let me post the results to the mailing list. For those who might be >> >> interested: >> >> >> >> #switch flows/sec (peak rate) >> >> 1 18K >> >> 2 29K >> >> 3 39K >> >> 4 59K >> >> 5 45K >> >> 6 50K >> >> >> >> This is roughly consistent with the numbers I've seen when doing >> >> similar >> >> tests. It is important to note that in general, multiple switches are >> >> required to saturate Nox. >> >> >> >> _______________________________________________ >> >> nox-dev mailing list >> >> [email protected] >> >> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org >> >> >> > >> > _______________________________________________ >> > nox-dev mailing list >> > [email protected] >> > http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org >> > >> >> _______________________________________________ >> nox-dev mailing list >> [email protected] >> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org > > _______________________________________________ nox-dev mailing list [email protected] http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
