2013/2/27 sandeep kumar <[email protected]> > >>I am not sure but what if you make the variable as a volatile? > Hey i tried. But still is showing the same time for int & volatile int. > > "volatile" only say to the compiler to not put the variable in a register. Could i ask why does you want to mesure the speed of the RAM ? Is it to study the NUMA behavior of the machine?
> Thanks > Sandeep > > > > On Tue, Feb 26, 2013 at 6:50 PM, ankur dwivedi <[email protected]>wrote: > >> I am not sure but what if you make the variable as a volatile? >> >> On Tue, Feb 26, 2013 at 5:01 PM, sandeep kumar <[email protected] >> > wrote: >> >>> Hi All >>> In performance benchmark tools, When we profile read/write timings >>> mostly, those read/writes are done to cache only. >>> >>> I want to measure my DDR(RAM chip) performance. >>> So i want to make sure, every read/write should happen to DDR RAM chip >>> only. >>> >>> How can i achieve this...Any ideas/suggestions...? >>> >>> -- >>> With regards, >>> Sandeep Kumar Anantapalli, >>> >>> _______________________________________________ >>> Kernelnewbies mailing list >>> [email protected] >>> http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies >>> >>> >> >> >> -- >> Thanks >> >> Ankur Dwivedi >> >> > > > -- > With regards, > Sandeep Kumar Anantapalli, > > _______________________________________________ > Kernelnewbies mailing list > [email protected] > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > >
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