@joel - for PARSEC, if i am restoring the benchmarks with the rcS scripts with checkpoints, does this patch holds good? I tried the --rel-max-tick but the simulations did cross the specified tick mark. Am i missing something?
On Fri, Jul 26, 2013 at 11:12 PM, Zheng Wu <[email protected]> wrote: > Hi Joel, > > Thank you very much for the help!! > > Kind Regards, > Zheng Wu > > On 2013-07-26, at 1:33 PM, Joel Hestness <[email protected]> wrote: > > Hi Zheng, > This was a known bug with the default parameters to the simulation > scripts. I just fixed this with changeset 9816: > http://repo.gem5.org/gem5/rev/971507cbbe65. You should be able to > download the diff from the reviews page and apply it to your repository: > http://reviews.gem5.org/r/1816/. > > This change actually splits the maxtick specification into relative and > absolute flags, so you could either specify to run to absolute time 3B > ticks with --abs-max-tick=3000000000, or that the simulation should run 2B > ticks after restoring from the checkpoint with --rel-max-tick=2000000000, > which would run to absolute time 3B ticks in the case you describe here > (check out configs/common/Options.py for more detail on these flags). > > Hope that helps, > Joel > > > On Fri, Jul 26, 2013 at 10:11 AM, Zheng Wu <[email protected]> wrote: > >> Hi all, >> >> I have created a checkpoint at Tick 1 billion and when I restore the >> checkpoint and continue simulation, I also specify a --maxtick to be 3 >> billion (3x10^12 Ticks). >> >> However, based on the simulation output and stats.txt file, it seems that >> the simulation exited at Tick 2 billion instead of 3 billion, any ideas? >> >> >> Output: >> Exiting @ tick 2,000,000,000,000 because simulate() limit reached >> >> Stats: >> sim_ticks 1,000,000,000,000 # Number of ticks >> simulated >> final_tick 2,000,000,000,000 # Number of ticks >> from beginning of simulation (restored from checkpoints and never reset) >> >> >> Thank, >> Zheng Wu >> _______________________________________________ >> gem5-users mailing list >> [email protected] >> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >> > > > > -- > Joel Hestness > PhD Student, Computer Architecture > Dept. of Computer Science, University of Wisconsin - Madison > http://pages.cs.wisc.edu/~hestness/ > _______________________________________________ > 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 > -- *thanks®ards * *BISWABANDAN* http://www.cse.iitm.ac.in/~biswa/ “We might fall down, but we will never lay down. We might not be the best, but we will beat the best! We might not be at the top, but we will rise.”
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