On Monday 13 July 2015 08:26:09 Gunnar Roth wrote: > Hi Thiago > > > Am 12.07.2015 um 19:42 schrieb Thiago Macieira > > <[email protected]>: > > > > On Sunday 12 July 2015 16:57:39 Gunnar Roth wrote: > >> "QMap_insert -- 10000 > >> ","WalltimeMilliseconds",0.625,80,128 > > > > Please run with -perf -minimumvalue 1000000. The CPU cycles counter is > > much > > more accurate and more representative. > > There is no -perf option, i think you maybe meant the -tickcount option. So
No, I meant the -perf option. The one I added for Qt 5.1... > > You can also try -perfcounter l1d-cache-loads or l1d-cache-load-misses > > (you > > want to remove the -minimumvalue option) to see if there's more L1 cache > > miss ratio. > > Ah i googled and this are option only available on linux, > but as i wrote i am doing these benchmarks on OS X. I have no linux > installation but in a VM and not at home. Right, because that's the OS that provides a nice interface for accessing the hardware performance counters. -- Thiago Macieira - thiago.macieira (AT) intel.com Software Architect - Intel Open Source Technology Center _______________________________________________ Development mailing list [email protected] http://lists.qt-project.org/mailman/listinfo/development
