Re: [RFC/PATCH v2] perf data: Add stat subcommand to show sample event stat

From: Andi Kleen
Date: Mon May 11 2015 - 11:44:13 EST

> The sampling ratio was useful for me to determine how often the event
> was sampled - in this case the cpu cycles event was only sampled at 12%

That's dangerous to determine without a plot. It could be that it was bimodal:
100% busy and then idle. You may want to add something like the spark
plots I submitted for stat some time ago.

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