The cmp.py has not been changed from the old one. However some minor changes (master/slave names) are done while porting to the new release.
On 4/14/12, Malek Musleh <[email protected]> wrote: > I missed that, my mistake. I don't know what the cmp.py script is > doing as I don't have it in my repo, but if you look at the sim_insts > between the 2 stats file you posted,, there is a big difference: > > new: sim_insts 20767049 > old: sim_insts 39724113 > > I would make sure the cpu type is not getting overridden somehow when > you do cpu_type=detailed by atomic/timing or something of the sort. > > Malek > > On Sat, Apr 14, 2012 at 1:52 PM, Mahmood Naderan <[email protected]> > wrote: >> why? >> -d is detailed >> >> >> On 4/14/12, Malek Musleh <[email protected]> wrote: >>> Well first of all, you are not making first comparisons, as each of >>> the runs you are using a different cpu type. So I think you should >>> start with fixing that parameter first. >>> >>> Malek >>> >>> On Sat, Apr 14, 2012 at 1:34 PM, Mahmood Naderan <[email protected]> >>> wrote: >>>> For the old one, I use: >>>> build/X86_SE/m5.fast configs/example/cmp.py -F 20000000 --maxtick >>>> 10000000000 -d --caches --l2cache -b h264_sss --prog-interval=1000000 >>>> >>>> for the new one I use: >>>> build/X86/m5.fast configs/example/cmp.py --cpu-type=detailed -F >>>> 20000000 --maxtick 10000000000 --caches --l2cache -b h264_sss >>>> --prog-interval=1000000 >>>> >>>> I attached the configs and stats. Thanks >>>> >>>> On 4/14/12, Nilay Vaish <[email protected]> wrote: >>>>> So, with 8613:712d8bf07020 you got and IPC of 1.54, and with some >>>>> version >>>>> near 8944:d062cc7a8bdf, you get an ipc of 0.093. Which CPU type are you >>>>> using? >>>>> >>>>> -- >>>>> Nilay >>>>> >>>>> On Sat, 14 Apr 2012, Mahmood Naderan wrote: >>>>> >>>>>> The previous release is: >>>>>> changeset: 8613:712d8bf07020 >>>>>> tag: tip >>>>>> user: Nilay Vaish<[email protected]> >>>>>> date: Sat Nov 05 15:32:23 2011 -0500 >>>>>> summary: Tests: Update stats due to addition of fence microop >>>>>> >>>>>> >>>>>> And the IPC is 1.541534 >>>>>> >>>>>> However for the new release, I am not able to find the head: >>>>>> mahmood@tiger:gem5$ hg head >>>>>> abort: requirement 'dotencode' not supported! >>>>>> >>>>>> >>>>>> On 4/14/12, Nilay Vaish <[email protected]> wrote: >>>>>>> How much is the difference and which versions of gem5 are you talking >>>>>>> about? >>>>>>> >>>>>>> -- >>>>>>> Nilay >>>>>>> >>>>>>> On Sat, 14 Apr 2012, Mahmood Naderan wrote: >>>>>>> >>>>>>>> Hi, >>>>>>>> In the new version, I see that the IPC of h264 (with sss input) is >>>>>>>> very very low. However with the previous releases, this value is >>>>>>>> fine >>>>>>>> and acceptable. >>>>>>>> >>>>>>>> Do you know how can I find the bottleneck? Which stat value shows >>>>>>>> the >>>>>>>> weired behaviour? >>>>>>>> >>>>>>>> ISA = x86 >>>>>>>> -F = 50,000,000 >>>>>>>> --maxtick = 10,000,000,000 >>>>>>>> L1 = 32kB, 4 >>>>>>>> L2 = 2MB, 16 >>>>>>>> >>>>>>>> the IPC obtained is 0.093432 >>>>>>>> >>>>>>>> Have you faced such result? Please let me know >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> // Naderan *Mahmood; >>>>>>>> _______________________________________________ >>>>>>>> gem5-users mailing list >>>>>>>> [email protected] >>>>>>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>>>>>> >>>>>>> _______________________________________________ >>>>>>> gem5-users mailing list >>>>>>> [email protected] >>>>>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> -- >>>>>> // Naderan *Mahmood; >>>>>> _______________________________________________ >>>>>> gem5-users mailing list >>>>>> [email protected] >>>>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>>>> >>>>> _______________________________________________ >>>>> gem5-users mailing list >>>>> [email protected] >>>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>>> >>>> >>>> >>>> -- >>>> -- >>>> // Naderan *Mahmood; >>>> >>>> _______________________________________________ >>>> gem5-users mailing list >>>> [email protected] >>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>> _______________________________________________ >>> gem5-users mailing list >>> [email protected] >>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>> >> >> >> -- >> -- >> // Naderan *Mahmood; >> _______________________________________________ >> gem5-users mailing list >> [email protected] >> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > -- -- // Naderan *Mahmood; _______________________________________________ gem5-users mailing list [email protected] http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
