From: Jiri Olsa <jolsa@redhat.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: acme@kernel.org, jolsa@kernel.org, linux-kernel@vger.kernel.org,
linux-perf-users@vger.kernel.org
Subject: Re: perf: Add duration_time to perf stat
Date: Wed, 27 Mar 2019 20:51:37 +0100 [thread overview]
Message-ID: <20190327195137.GC17944@krava> (raw)
In-Reply-To: <20190326221823.11518-1-andi@firstfloor.org>
On Tue, Mar 26, 2019 at 03:18:19PM -0700, Andi Kleen wrote:
> Currently it's not possible to get the wall clock time of a measurement
> in CSV mode output, it's only in the non CSV perf stat output.
> Often this is needed to normalize event counts to time.
>
> Add a new duration_time event that can be specified and reports
> the wall clock time in ns.
Acked-by: Jiri Olsa <jolsa@redhat.com>
thanks,
jirka
prev parent reply other threads:[~2019-03-27 19:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-26 22:18 perf: Add duration_time to perf stat Andi Kleen
2019-03-26 22:18 ` [PATCH 1/4] perf, tools: Revert checks for duration_time Andi Kleen
2019-03-26 22:18 ` [PATCH 2/4] perf, tools: Implement duration_time as a proper event Andi Kleen
2019-03-27 8:58 ` Jiri Olsa
2019-03-27 13:54 ` Andi Kleen
2019-03-26 22:18 ` [PATCH 3/4] perf, tools: Support name for duration_time Andi Kleen
2019-03-26 22:18 ` [PATCH 4/4] perf, tools, list: Output tool events Andi Kleen
2019-03-27 19:51 ` Jiri Olsa [this message]
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