[parsec-users] Discrepancy in Trace sizes on X264 depending on number of threds

Jason F snorlaxgb at gmail.com
Sat Jan 18 15:29:41 EST 2014


never mind I realize now there is a bug in M5 and X264 exits after 8
threads.


On Fri, Jan 17, 2014 at 8:52 PM, Jason F <snorlaxgb at gmail.com> wrote:

> I am not sure if this is an error but I am just generating all instruction
> outputs using M5 simulator with Alpha ISA.
>
> When I generate the trace for X264 with simsmall these are the sizes I get
>
> Threads SizeOfInstructionTrace
> 2 67GB
> 4 69GB
> 8 70GB
> 16 14GB
> 32 14GB
> 64 14GB
>
>
> Any idea why the number of instructions decrease as we increase the number
> of threads or is this a bug on my part?
>
> Thanks.
>
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