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-----Original Message----- From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Udit Kumar Sent: Tuesday, June 05, 2012 9:34 PM To: gem5 users mailing list Subject: Re: [gem5-users] GEM5 run with PARSEC blackscholes - Seems to be early termination Hello Zhiguo, After this change my simulation time has been increased and On screen output I get lot many warning as warn: allocating bonus target for snoop In the system log, It is giving following log Freeing unused kernel memory: 208k freed init started: BusyBox v1.1.0 (2007.03.04-01:07+0000) multi-call binary mounting filesystems... loading script... Please suggest probable reason for this. (I need to run my simulation with 64 cpus. ) Thanks & Regards, Udit Kumar On 6/5/12, GE ZHIGUO <ge.zhi...@huawei.com> wrote: > Hi, Udit > You might use a too big number of fast forwarding(-F 50000000000). > Try to use -F 50000000. > > Regards, > Zhiguo > > -----Original Message----- > From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On > Behalf Of Udit Kumar > Sent: Tuesday, June 05, 2012 2:31 PM > To: gem5 users mailing list > Subject: [gem5-users] GEM5 run with PARSEC blackscholes - Seems to be early > termination > > Hello Users, > > I am trying to run PARSEC benchmark "blackscholes", I used following > command > > ./build/ALPHA_FS/gem5.opt ./configs/example/fs.py -n 64 > --script=/design/hegcad/users/udit/MS/common/project/general/multi_core/PARSEC/blackscholes_2c_simsmall.rcS > --detailed --caches --l2cache -F 50000000000 > > > blackscholes_2c_simsmall.rcS content is following, In this file I > disabled switchcpu to avoid unwanted termination during cpu switching > time. > > #!/bin/sh > > # File to run the blackscholes benchmark > > cd /parsec/install/bin > #/sbin/m5 switchcpu > /sbin/m5 dumpstats > /sbin/m5 resetstats > ./blackscholes 64 /parsec/install/inputs/blackscholes/in_4K.txt > /parsec/install/inputs/blackscholes/prices.txt > echo "Done :D" > /sbin/m5 exit > /sbin/m5 exit > > As per Joel http://comments.gmane.org/gmane.comp.emulators.m5.users/3931, > this benchmark takes around 5 hours to complete the run but for me run > is completed with-in 15-20 minutes, I am not able to understand reason > for early termination of the run,. > > On screen-output, it is showing me termination as follows > > gem5 Simulator System. http://gem5.org > gem5 is copyrighted software; use the --copyright option for details. > > gem5 compiled Jun 3 2012 17:03:09 > gem5 started Jun 5 2012 10:49:37 > gem5 executing on dlhl0836 > command line: ./build/ALPHA_FS/gem5.opt ./configs/example/fs.py -n 64 > --script=/design/hegcad/users/udit/MS/common/project/general/multi_core/PARSEC/blackscholes_2c_simsmall.rcS > --detailed --caches --l2cache -F 50000000000 > Global frequency set at 1000000000000 ticks per second > info: kernel located at: > /design/dsmcad2/users/udit/learning/gem5/binary_PARSEC/m5_system_2.0b3/binaries/vmlinux > Listening for system connection on port 3456 > 0: system.tsunami.io.rtc: Real-time clock set to Thu Jan 1 00:00:00 > 2009 > 0: system.remote_gdb.listener: listening for remote gdb #0 on port 7001 > --- [ Similar message for 64 ports..] > ----- > Switch at instruction count:50000000000 > info: Entering event queue @ 0. Starting simulation... > info: Launching CPU 1 @ 258121500 > --- [ Launching all 64 CPU..] > ----- > warn: Prefetch instructions in Alpha do not do anything > warn: Prefetch instructions in Alpha do not do anything > warn: Prefetch instructions in Alpha do not do anything > warn: subs/sud f11,f10,f14: non-standard trapping mode not supported > warn: muls/sud f11,f10,f0: non-standard trapping mode not supported > -- multipe message like [ non-standard trapping mode not supported ] > ------- > warn: cvtts/sud f0,f3: non-standard trapping mode not supported > hack: be nice to actually delete the event here > Switched CPUS @ tick 2347967372000 > Changing memory mode to timing > switching cpus > **** REAL SIMULATION **** > info: Entering event queue @ 2347967372000. Starting simulation... > warn: Prefetch instructions in Alpha do not do anything > warn: Prefetch instructions in Alpha do not do anything > warn: allocating bonus target for snoop > .... multiple message [warn: allocating bonus target for snoop ] > ---- > Exiting @ tick 2348590560500 because m5_exit instruction encountered > > Thanks & Regards, > Udit Kumar > _______________________________________________ > 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
