linux-kernel - Re: [PATCH] perf, tools: Add --initial-delay support to perf record v3

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Message-ID: <87k3e4b6ox.fsf@sejong.aot.lge.com>
Date:	Mon, 13 Jan 2014 17:57:02 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	acme@...radead.org, jolsa@...hat.com, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH] perf, tools: Add --initial-delay support to perf record v3

Hi Andi,

On Sat, 11 Jan 2014 13:38:27 -0800, Andi Kleen wrote:
> From: Andi Kleen <ak@...ux.intel.com>
>
> perf stat has a --delay option to delay measuring the workload.
> This is useful to skip measuring the startup phase of the program, which
> is often very different from the main workload.
>
> The same is useful for perf record when sampling.
>
> --no-delay was already taken, so add a --initial-delay
> to perf record too.
> -D was already taken for record, so there is only a long option.
>
> v2: Don't disable group members (Namhyung Kim)
> v3: port to latest perf/core
>     rename to --initial-delay to avoid conflict with --no-delay

Acked-by: Namhyung Kim <namhyung@...nel.org>

Thanks,
Namhyung
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