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SubjectRe: [PATCH V2 08/13] perf tools: show kernel overhead
On Fri, Dec 02, 2016 at 04:19:16PM -0500, kan.liang@intel.com wrote:
> From: Kan Liang <kan.liang@intel.com>
>
> The kernel overhead include sample overhead, multiplexing overhead and
> side-band events overhead. All the information is printed in the head of
> output file if the show profiling cost option is applied.
> The result is sorted by CPU. If there is no available CPU information in
> sample, using -1 instead.
>
> Output when CPU is available
> # To display the perf.data header info, please use
> --header/--header-only options.
> #
> # ========
> # CPU SAM SAM cost(ns) MUX MUX cost(ns) SB
> SB cost(ns)
> # 0 2261446 1991216491 122174 1128716680 0

- please make this output properly alligned
- it'd be nice to see some 1000 delimitiers
- do we need to display the rest of the perf output,
it seems too much to me already

thanks,
jirka

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