Well I tried something but see no result: mahmood@tu1:gem5$ util/tracediff build/X86_SE/m5.debug --trace-flags="Exec,-ExecTicks" configs/example/cmp.py -F 500000000 --maxtick 1000000000000 --caches --l2cache "--l2size 4MB|--l2size 2MB" -b cactus **** **** WARNING: no debug flags set... you may not be diffing much! **** Executing /home/mahmood/gem5/util/rundiff 'build/X86_SE/m5.debug -d tracediff-5552-1 --trace-flags=Exec,-ExecTicks configs/example/cmp.py -F 500000000 --maxtick 1000000000000 --caches --l2cache --l2size 4MB -b cactus 2>&1 |' 'build/X86_SE/m5.debug -d tracediff-5552-2 --trace-flags=Exec,-ExecTicks configs/example/cmp.py -F 500000000 --maxtick 1000000000000 --caches --l2cache --l2size 2MB -b cactus 2>&1 |' 2>&1 > tracediff-5552.out
Immediately the execution ends. There are no files in tracediff-5552-1/ and tracediff-5552-2/ What is wrong with that? On 2/15/12, Jack Harvard <[email protected]> wrote: > Tracediff is a small perl script, ./util/tracediff, have a look at the > file directly, that should answer your question. > > Jack Harvard > > On Tue, Feb 14, 2012 at 3:10 PM, Mahmood Naderan <[email protected]> > wrote: >> Hi >> How can I use tracediff? The document at >> http://gem5.org/Debugging#tracediff is not very clear. >> >> Consider I want to run two simulations with different cache size. The >> benchmark and instructions are equal. Normal steps are: >> >> 1- chanage L2Cache size to 2MB in common/Caches.py >> 2- run build/X86_SE/m5.fast configs/example/cmp.py --caches --l2cache -b >> gcc >> 3- chanage L2Cache size to 512kB in common/Caches.py >> 4- run build/X86_SE/m5.fast configs/example/cmp.py --caches --l2cache -b >> gcc >> >> seems that tracediff only works when command lines change. Is that right? >> -- >> // 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
