Hi,

how we get the execution time of the application from gem5, is it the
sim_seconds ? or numCycles ?

Best


On Sat, May 24, 2014 at 3:56 PM, biswabandan panda via gem5-users <
gem5-users@gem5.org> wrote:

> ipc varies based on the input size such as simsmall, medium and large.
> Average IPC does not make sense.
> Sum of IPC gives the throughput of the system
> For parallel benchmarks - execution time is the correct metric to compare
> the performance.
>
>
>
> On Sat, May 24, 2014 at 3:47 PM, Ravi Verma via gem5-users <
> gem5-users@gem5.org> wrote:
>
>> Hi,
>>
>> I ran parsec's dedup benchmark with following configuration-
>>
>> build/ALPHA_FS/gem5.opt configs/example/fs.py --script=runscript.rcS
>> --cpu-type=detailed --caches --l2cache --checkpoint-restore=1 -n 4
>>
>>
>> I'm getting IPC of ~2.13 for each cpu like
>>
>> cpu0 - 2.10
>> cpu1 - 2.12
>> cpu2 - 2.09
>> cpu3 - 2.18
>>
>>
>>  Is it possible to get IPC of 2.xx, and how to get the ipc for deeup for
>> obove configuration. Am I suppose to get average of IPC's of 4 cpus or sum
>> them up to get overall IPC.
>>
>> Ravi
>>
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>>
>
>
>
> --
>
>
> *thanks&regards *
> *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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