Assuming you're running with O3 CPU model, the simulator is only running at
5.34 KIPS, which is very slow.
- a fast machine should speed your simulation up to finish within 6
hours.
- run with gem5.fast
- start with atomic CPU, then O3 CPU, then back to atomic CPU.
On 24 Aug 2011, at 20:44, shu wrote:
> Hi all,
>
> I am testing a complex C++ program in FS mode. However, the program is too
> large. I found it include about 3 billion instructions.
> It took too long time to test the program.(one test will take about 6-7 days)
>
> Are there any ways to make the simulation faster?
> I want to simulate the first one billion instructions very fast. Then
> simulate the second one billion instructions with normal time.
> After that, simulate the last one billion instructions very fast. Or other
> ways to resolve the problem.
>
> Regards,
> Shu.
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