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
