Date: Wed, 11 Jan 2017 23:32:18 +0100 From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= <olivier@freebsd.org> To: Matthew Macy <mmacy@nextbsd.org> Cc: Sean Bruno <sbruno@freebsd.org>, "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>, "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: Re: HEADS-UP: IFLIB implementations of sys/dev/e1000 em, lem, igb pending Message-ID: <CA%2Bq%2BTcp5LwrnXt75tNpYpAr1KWx9YpLx5kMHhPR%2BYgAs__n1eA@mail.gmail.com> In-Reply-To: <1598f42ad77.eeec05be4113.9201780237587761460@nextbsd.org> References: <30f21c75-d3a2-edcd-1999-d5ed9f970c06@freebsd.org> <b000a957-8d17-a04d-6275-0d3920aa8a17@freebsd.org> <CA%2Bq%2BTcramTrYgYT-s%2B=aBZzRJV8FmKQqGt=1twPhLBR7AoXkcQ@mail.gmail.com> <1598d97bf2a.c6bcb76838987.6501340920645175463@nextbsd.org> <574a7ac7-4842-9518-8286-a4d89a9f7a27@freebsd.org> <CA%2Bq%2BTco-dcoU8EZnDEzgoK-v2Q2=U5GF6ASMSj0kwzd_wB5xig@mail.gmail.com> <6c6cb534-73c7-464b-8af1-7445a9c0188c@freebsd.org> <1598f29d379.ea6360351471.8752933472741761813@nextbsd.org> <CA%2Bq%2BTcpUXXPEQtdMFup6EZzyCKs9Ep%2BnS5SB%2Bfm6bSJSDs34_w@mail.gmail.com> <1598f3f8588.d20017893749.339651164872952258@nextbsd.org> <1598f42ad77.eeec05be4113.9201780237587761460@nextbsd.org>
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On Wed, Jan 11, 2017 at 9:40 PM, Matthew Macy <mmacy@nextbsd.org> wrote: > > > > I can generate profiling data for you: what kind of data do you wan= t > ? > > > > > > > A flame graph for the core cycle count and a flame graph with cache miss > stats from pmc would be a great start. > > =E2=80=8BI didn't know the exact event name to use for cache miss stats, bu= t 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
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