Re: HEADS-UP: IFLIB implementations of sys/dev/e1000 em, lem, igb pending

From: Olivier Cochard-Labbé <olivier_at_freebsd.org>
Date: Wed, 11 Jan 2017 23:32:18 +0100
On Wed, Jan 11, 2017 at 9:40 PM, Matthew Macy <mmacy_at_nextbsd.org> wrote:

>
>  >  > I can generate profiling data for you: what kind of data do you want
> ?
>  >  >
>  >
>
> A flame graph for the core cycle count and a flame graph with cache miss
> stats from pmc would be a great start.
>
>
​I didn't know the exact event name to use for cache miss stats, but here
are the flame graphs for CPU_CLK_UNHALTED_CORE:
http://dev.bsdrp.net/netgate.r311848.CPU_CLK_UNHALTED_CORE.svg
http://dev.bsdrp.net/netgate.r311849.CPU_CLK_UNHALTED_CORE.svg
Received on Wed Jan 11 2017 - 21:32:45 UTC

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