Thanks for your reply Maxime. But is there anything wrong with the way I calculate the rates? I see that the patch has been submitted for review long time back, but has not been applied to the gem5 release yet. Is this patch reliable?
Thanks. Mahshid On Wed, Jun 12, 2013 at 7:29 AM, Maxime Chéramy <maxime.cher...@gmail.com>wrote: > Have a look to http://reviews.gem5.org/r/1467/ but the support of > MESI_CMP is not correct, you'll have to do some changes. > > 2013/6/12 Mahshid Sedghi <mahs...@cse.psu.edu> > >> Hi all, >> >> I'm trying to calculate L1 and L2 cache miss rates for a full system >> simulation using ruby (MESI_CMP_directory) + garnet. I dump stats >> periodically to get the trend of the rates. I can see that in ruby.stats, >> total_misses for each L1 and L2 cache bank is reported. Also, I can see the >> events which are happening inside the coherency protocol. So, I use the >> total "Load" and "Store" counts and calculate the miss rates as the >> following: >> >> L1 Dcache miss rate = 100* (total L1D misses for all L1D caches) >> /(Loads+Stores) >> >> L2 miss rate = 100*(total L2 misses for all L2 banks) / (total L1 Dcache >> misses+total L1 Icache misses) >> >> But for some reason, the rates I am getting does not make sense. I was >> wondering if this is the right way to calculate the miss rates using ruby >> statistics. >> >> I appreciate any help. >> Mahshid >> >> _______________________________________________ >> 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 >
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