I'm actually using SE mode, so the only process running is this small
program.

On Fri, Sep 8, 2017 at 7:10 PM, Prathap Kolakkampadath <kvprat...@gmail.com>
wrote:

> Could you provide more details about your system configuration? How are
> you making sure that no other process or kernel accessing the memory.
>
> Thanks,
> Prathap
>
> On Sep 8, 2017 7:54 AM, "Jackie Chan" <chanjackie...@gmail.com> wrote:
>
> Hey guys!
>
> I'm running a small program on gem5 to test data cache. The cache size is
> 32kB (assoc: 8 and block size: 64 bytes). The program loads independent
> data values from an array with an offset of 64 bytes (the cache block
> size), such that the total size of array is 32kB, and the accesses keep on
> happening in a loop. Theoretically the number of data cache misses should
> be very low in this case. However I am noticing 72 million data cache
> misses for a total of  520 million accesses. I reduced the size of the
> array to 30kB rather than 32kB ( using the same size of data cache) and the
> number of misses reduced to less than a thousand. I am not sure what I
> might be missing here? Any thoughts?
>
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