Hi Eng.Hamid, I don't know as i am a new user to gem5 ,so i will start understanding it first to be able to apply a scheduling algorithm ,then i will search in using performance tools to measure cache misses.
Thanks Best Regards Wael Amr On Mon, May 7, 2012 at 12:31 PM, Hamid Reza Khaleghzadeh < khaleghza...@gmail.com> wrote: > Hi Wael, > > Could you tell me which tool can be used in ALPHA_FS to obtain number of > cache misses? > > Good luck > > On Sun, May 6, 2012 at 9:03 AM, wael Amr <wael.amrhos...@gmail.com> wrote: > >> Hi, >> >> I asked before about obtaining cache misses ( >> http://www.mail-archive.com/gem5-users@gem5.org/msg03331.html) >> and i was advised to use performance measurement tools for real system to >> see cache misses. >> >> So have you tried this way ? >> >> Thanks >> Best Regards >> Wael Amr >> >> On Thu, May 3, 2012 at 5:30 PM, Hamid Reza Khaleghzadeh < >> khaleghza...@gmail.com> wrote: >> >>> Thanks for your answer but could you tell me how L2 cache miss count can >>> be calculated by these information and histograms? >>> I think MOESI_CMP_token, the coherency protocol which I am using, must >>> be modified. Is that true? >>> >>> >>> On Thu, May 3, 2012 at 6:49 PM, Korey Sewell <ksew...@umich.edu> wrote: >>> >>>> There is definitely information in there in that file. >>>> >>>> At the very least there are histograms for all the memory accesses in >>>> the system. >>>> depending on your config values a chunk of those values will be L2 >>>> accesses/misses. >>>> >>>> There's also tracking of all the transitions in the cache controllers >>>> in the ruby.stats file. For instance, if there is a transition from Invalid >>>> to Valid state (toy example), then that's more then likely a cache miss >>>> right? >>>> >>>> Also, depending on your protocol you may or may not have to add more >>>> specific stats to the L2 cache controllers. To do that, you'll need to >>>> understand the profiling code src/mem/ruby/profilers/* and the various >>>> "printStats" functions in the ruby objects. >>>> >>>> -Korey >>>> >>>> >>>> On Thu, May 3, 2012 at 10:11 AM, Hamid Reza Khaleghzadeh < >>>> khaleghza...@gmail.com> wrote: >>>> >>>>> I cannot find any useful information about L2 miss count in this file. >>>>> >>>>> On 5/3/12, Nilay Vaish <ni...@cs.wisc.edu> wrote: >>>>> > On Thu, 3 May 2012, Hamid Reza Khaleghzadeh wrote: >>>>> > >>>>> >> Hello guys, >>>>> >> >>>>> >> I use ruby_fs.py for simulating a CMP machine. Could you tell me >>>>> where >>>>> >> number of L2 cache misses can be found? I cannot find any >>>>> information >>>>> >> about >>>>> >> L2 cache misses in stats.txt file. >>>>> >> >>>>> > >>>>> > All Ruby related statistics are in the file ruby.stats. >>>>> > _______________________________________________ >>>>> > gem5-users mailing list >>>>> > gem5-users@gem5.org >>>>> > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>>> > >>>>> >>>>> >>>>> -- >>>>> Hamid Reza Khaleghzadeh >>>>> http://hkhaleghzadeh.webs.com >>>>> _______________________________________________ >>>>> gem5-users mailing list >>>>> gem5-users@gem5.org >>>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>>> >>>> >>>> >>>> >>>> -- >>>> - Korey >>>> >>>> _______________________________________________ >>>> gem5-users mailing list >>>> gem5-users@gem5.org >>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>> >>> >>> >>> >>> -- >>> Hamid Reza Khaleghzadeh >>> http://hkhaleghzadeh.webs.com >>> >>> >>> >>> >>> _______________________________________________ >>> gem5-users mailing list >>> gem5-users@gem5.org >>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>> >> >> >> _______________________________________________ >> gem5-users mailing list >> gem5-users@gem5.org >> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >> > > > > -- > Hamid Reza Khaleghzadeh > http://hkhaleghzadeh.webs.com > > > > > _______________________________________________ > gem5-users mailing list > gem5-users@gem5.org > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >
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