On Wed, Sep 23, 2009 at 11:01 AM, Moni Shoua <mo...@voltaire.com> wrote: > > Sneha Mistry wrote: > > I have two Dual port HCAa card.Which I have installed in > > same PC. > > > > I am using OpenSuse 10.3 and installed OFED 1.4. > > > > If I try to run any IB bandwidth test or latency test it end us with warning > > "Conflicting CPU frequency values detected: 2394.000000 != 1596.000000". > > > > Is it an OFED related problem or Linux kernel problem. > > > > HCA are connected back to back and output of ibstat is as given below. > > One more option to solve it (besides the -F) is to disable the power saving > of the CPU. > In the power saving mode not all CPUs operate at the same Hz/sec rate (cycle > rate) and this is the reason for the conflict. > Disabling the power saving mode is done in the BIOS and it is sometimes > called economy mode or performance mode (the other side of the trade off)
An alternative for configuring CPU frequency scaling via the BIOS is to modify the variables in /sys/devices/system/cpu/cpu0/cpufreq. This doesn't even require a reboot. Bart. _______________________________________________ general mailing list general@lists.openfabrics.org http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general