Yes, running in full system. I cant even run arm fs on my home computer (arch linux) or on campus (centos7). Under vm with ubuntu lts, it runs fine.
For x86 fs, parsec benchmarks work better out of the box when run under a vm. Ryan Gambord On Fri, Sep 6, 2019, 08:21 Shehab Elsayed <shehaby...@gmail.com> wrote: > That's interesting. Are you using Full System as well? I don't think FS > behavior is supposed to be so dependent on the host environment! > > On Fri, Sep 6, 2019 at 11:16 AM Gambord, Ryan <gambo...@oregonstate.edu> > wrote: > >> I have found that gem5 behavior is sensitive to the execution >> environment. I now run gem5 inside an ubuntu vm on qemu and have had much >> more consistent results. I haven't tried running kvm gem5 inside a kvm qemu >> vm, so not sure how that works, but might be worth trying. >> >> Ryan >> >> >> On Fri, Sep 6, 2019, 08:07 Shehab Elsayed <shehaby...@gmail.com> wrote: >> >>> I was wondering if anyone is running into the same problem or if anyone >>> has any suggestions on how to proceed with debugging this problem. >>> >>> On Mon, Jul 29, 2019 at 4:57 PM Shehab Elsayed <shehaby...@gmail.com> >>> wrote: >>> >>>> Sorry for the spam. I just forgot to mention that the system >>>> configuration I am using is mainly from >>>> https://github.com/darchr/gem5/tree/jason/kvm-testing/configs/myconfigs. >>>> <https://github.com/darchr/gem5/tree/jason/kvm-testing/configs/myconfigs> >>>> >>>> >>>> Shehab Y. Elsayed, MSc. >>>> PhD Student >>>> The Edwards S. Rogers Sr. Dept. of Electrical and Computer Engineering >>>> University of Toronto >>>> E-mail: shehaby...@gmail.com >>>> <https://webmail.rice.edu/imp/message.php?mailbox=INBOX&index=11#> >>>> >>>> >>>> On Mon, Jul 29, 2019 at 4:08 PM Shehab Elsayed <shehaby...@gmail.com> >>>> wrote: >>>> >>>>> I have set up a repo with gem5 that demonstrates the problem. The repo >>>>> includes the latest version of gem5 from gem5's github repo with a few >>>>> patches applied to get KVM working together with the kernel binary and >>>>> disk >>>>> image I am using. You can get the repo at >>>>> https://github.com/ShehabElsayed/gem5_debug.git. >>>>> <https://github.com/ShehabElsayed/gem5_debug.git> >>>>> >>>>> These steps should reproduce the problem: >>>>> 1- scons build/X86/gem5.opt >>>>> 2- ./scripts/get_fs_stuff.sh >>>>> 3- ./scripts/run_fs.sh 8 >>>>> >>>>> I have also included sample m5term outputs for both a 2 thread run >>>>> (m5out_2t) and an 8 thread run (m5out_8t) >>>>> >>>>> Any help is really appreciated. >>>>> >>>>> >>>>> >>>>> On Tue, Jul 23, 2019 at 11:01 AM Shehab Elsayed <shehaby...@gmail.com> >>>>> wrote: >>>>> >>>>>> When I enable the Exec debug flag I can see that it seems to be stuck >>>>>> in a spin lock (queued_spin_lock_slowpath) >>>>>> >>>>>> On Fri, Jul 19, 2019 at 5:28 PM Shehab Elsayed <shehaby...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Hello All, >>>>>>> >>>>>>> I have a gem5 X86 full system set up that starts with KVM cores and >>>>>>> then switches to O3 cores once the benchmark reaches the region of >>>>>>> interest. Right now I am testing with a simple multithreaded hello >>>>>>> world benchmark. Sometimes the benchmark completes successfully while >>>>>>> others gem5 just seems to hang after starting the benchmark. I believe >>>>>>> it >>>>>>> is still executing some instructions but without making any progress. >>>>>>> The >>>>>>> chance of this behavior (indeterminism) happening increases as the >>>>>>> number of simulated cores or the number of threads created by the >>>>>>> benchmark >>>>>>> increases. >>>>>>> >>>>>>> Any ideas what might be the reason for this or how I can start >>>>>>> debugging this problem? >>>>>>> >>>>>>> Note: I have tried the patch in https://gem5-review.googlesource >>>>>>> .com/c/public/gem5/+/19568 but the problem persists. >>>>>>> >>>>>>> Thanks! >>>>>>> >>>>>> _______________________________________________ >>> 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 > > _______________________________________________ > 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