Re: [gem5-users] Memory controller count has little impact on tested bandwidth.

2013-09-18 Thread Runjie Zhang
be great if Ruby could split the directory and > the actual memory controller so we would attached e.g. The SimpleDRAM model > to Ruby, but at the moment that is not possible. > > Andreas > > From: Runjie Zhang > Date: Wednesday, 18 September 2013 16:10 > To: Andreas Hans

Re: [gem5-users] Memory controller count has little impact on tested bandwidth.

2013-09-18 Thread Runjie Zhang
system.ruby.dir_cntrl0.directory takes over in Ruby simulation? If so, why stats.txt still have non-zero stats for system.mem_ctrls? Hope my questions make sense. Thanks! -- Runjie Zhang Computer Engineering University of Virginia ___ gem5-users mailing list gem5-users

[gem5-users] Memory controller count has little impact on tested bandwidth.

2013-09-17 Thread Runjie Zhang
h the MCs to their limit, can I just increase core frequency? Thanks! -- Runjie Zhang Computer Engineering University of Virginia ___ gem5-users mailing list gem5-users@gem5.org http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users

Re: [gem5-users] Voltage domain error with Ruby

2013-09-13 Thread Runjie Zhang
hammer/base/intmath.hh:137: int floorLog2(long long unsigned int): Assertion `x > 0' failed. Program aborted at cycle 0 Aborted (core dumped) Should I worry about it? BTW, could you please give me a brief description of the purpose for including voltage domain in Gem5? Thanks! -- Ru

[gem5-users] Voltage domain error with Ruby

2013-09-12 Thread Runjie Zhang
Hi, all I am trying to do some simulations with Ruby memory system and successfully built gem5.opt binary with ALPHA_MOESI_hammer protocal. However, even though the binary could pass default regression test, a test run with ruby_random_test.py failed with following error message: fatal: system.

Re: [gem5-users] Running PARSEC on GEM5

2012-11-01 Thread Runjie Zhang
unjie - Did you run them all in x86, multi thread with ruby? I guess you should've edit the source code ... I'd appreciate if you post the disk image :) On Wed, Oct 31, 2012 at 5:34 PM, Runjie Zhang wrote: > I have successfully ran Parsec with recent

Re: [gem5-users] Running PARSEC on GEM5

2012-10-31 Thread Runjie Zhang
I have successfully ran Parsec with recent version(changeset:01c8c5ff2c3b) of Gem5 for both ALPHA and X86 ISA. What error did you get? Runjie - Date: Wed, 31 Oct 2012 00:12:12 -0700 From: Frank Y

Re: [gem5-users] dumping periodic stats with checkpoints

2012-10-30 Thread Runjie Zhang
you could precisely let me > know which command option(s) I need to use? could you please give me a > numerical example? > > Thanks, > Shervin > > --- On *Tue, 10/30/12, Runjie Zhang * wrote: > > > From: Runjie Zhang > Subject: Re: [gem5-users] dumping periodic sta

Re: [gem5-users] dumping periodic stats with checkpoints

2012-10-29 Thread Runjie Zhang
Hi, Shervin Have you tried the cmd line options of either fs.py or ruby_fs.py? For example: --take-checkpoints=TAKE_CHECKPOINTS will take checkpoint at cycle M and every N cycles thereafter --max-checkpoints=MAX_CHECKPOINTS

Re: [gem5-users] Access icache every cycle

2012-10-26 Thread Runjie Zhang
to the fetch stage's code and figure out the reason why the > icache access was not issued a cycle earlier. > > -- > Nilay > > > On Thu, 25 Oct 2012, Runjie Zhang wrote: > > Sorry for the confusion. >> >> The numbers 60, 65 and 70 were part of the tick nu

[gem5-users] Compile Gem5 with classic memory system

2012-10-26 Thread Runjie Zhang
m5.org/Status_Matrix) Thanks! -- Runjie Zhang Computer Engineering University of Virginia ___ gem5-users mailing list gem5-users@gem5.org http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users

Re: [gem5-users] nan in stats file

2012-10-26 Thread Runjie Zhang
+0200 From: Mahmood Naderan To: gem5 users mailing list Subject: Re: [gem5-users] nan in stats file Message-ID: Content-Type: text/plain; charset="iso-8859-1" What is the stat then? Regards, Mahmood On Fri, Oct 26, 2012 at 3:26 PM, Runjie Zhang wrote: > Good point! Th

Re: [gem5-users] nan in stats file

2012-10-26 Thread Runjie Zhang
: Content-Type: text/plain; charset="iso-8859-1" Hi, Are these single stats or ratios? Regards, Mahmood On Fri, Oct 26, 2012 at 3:47 AM, Runjie Zhang wrote: > Hello, > > I simulated Parsec2.1 benchmark suites with X86_MOESI_hammer and O3 cpu. > I also dumpres

[gem5-users] nan in stats file

2012-10-25 Thread Runjie Zhang
Hello, I simulated Parsec2.1 benchmark suites with X86_MOESI_hammer and O3 cpu. I also dumpreset stats frequently to monitor processor activity. When I simulate only 1 core, things look fine but when I go to multi cores, some cpus, not all, reports nan values. Does this indicate the cpu is id

Re: [gem5-users] Access icache every cycle

2012-10-25 Thread Runjie Zhang
x, esi 33922322297500: system.switch_cpus.fetch: [tid:0]: Done fetching, reached fetch bandwidth for this cycle. Sorry for the confusion. Runjie On Thu, Oct 25, 2012 at 10:42 AM, Nilay Vaish wrote: > On Wed, 24 Oct 2012, Runjie Zhang wrote: > > Hi, Nilay >> >> I agree with yo

Re: [gem5-users] Access icache every cycle

2012-10-24 Thread Runjie Zhang
phenomenon. If not, please tell me what other flags should I use! BTW, the O3CPUALL debug flag seems not working. I got error "invalid debug flag 'O3CPUALL' ". Thanks! Runjie On Mon, 22 Oct 2012, Runjie Zhang wrote: Greetings, I tried to write stressmarks in X86 assemb

[gem5-users] Reduce stats file size

2012-10-24 Thread Runjie Zhang
src? Thanks! Runjie Zhang CS@UVA ___ gem5-users mailing list gem5-users@gem5.org http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users

[gem5-users] Access icache every cycle

2012-10-22 Thread Runjie Zhang
case experienced an extra cycle stall? I was running Full System Gem5(changeset: 9305:ac608464be80) with X86 ISA and single detailed CPU. For Ruby, I used MOESI_hammer protocol. Thanks! Runjie Zhang University of Virginia ___ gem5-users mailing

Re: [gem5-users] dump stats for every N cycles

2012-10-17 Thread Runjie Zhang
Hi, Shervin To dump stats only for the ROI, you can put gem5 function calls like m5_dumpreset_stats(m,n) into your applications' source code and recompile. You can check ./util/m5 for more available functions. If you are running Parsec with X86, they've already compiled a "hook" API and you

[gem5-users] Pre-compiled ALPHA PARSEC binaries

2012-10-02 Thread Runjie Zhang
Greetings! Besides the PARSEC 2.1 binaries from The University of Texas, is there any other pre-compiled ALPHA binaries for Gem5? Thanks! Runjie Zhang CS@UVA ___ gem5-users mailing list gem5-users@gem5.org http://m5sim.org/cgi-bin/mailman/listinfo

[gem5-users] Running Ruby memory system in FS

2011-10-13 Thread Runjie Zhang
Hello, I noticed that when using the ruby memory system(loading the configs/example/ruby_fs.py), cmd option --script is no longer valid. Does this mean that we cannot load scripts.rcS and run our own benchmarks? Thanks! -- Runjie Zhang Computer Engineering University of Virginia

[gem5-users] Number of ALU per core

2011-10-06 Thread Runjie Zhang
Hello, I am trying to run Gem5 with power model McPAT and I use Full System mode with Alpha detailed CPU. Could somebody please tell me how to get the number of ALUs, MULs and FPUs per core? Thanks! -- Runjie Zhang Computer Engineering University of Virginia