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From: Jiri Olsa <jolsa@redhat.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: acme@kernel.org, jolsa@kernel.org, linux-kernel@vger.kernel.org,
	Andi Kleen <ak@linux.intel.com>
Subject: Re: [PATCH] perf, tools: Fix adding multiple event groups
Date: Mon, 18 Sep 2017 08:58:45 +0200	[thread overview]
Message-ID: <20170918065845.GA11683@krava> (raw)
In-Reply-To: <20170914205735.18431-1-andi@firstfloor.org>

On Thu, Sep 14, 2017 at 01:57:35PM -0700, Andi Kleen wrote:
> From: Andi Kleen <ak@linux.intel.com>
> 
> The -M metric group parser threw away the events of earlier
> groups when multiple groups were specified. Fix this here
> by not overwriting the string incorrectly.
> 
> Now this works correctly:
> 
> % perf stat -M Summary,SMT --metric-only -a sleep 1
> 
>  Performance counter stats for 'system wide':
> 
> Instructions         CPI                  CLKS                 CPU_Utilization      GFLOPs               SMT_2T_Utilization   SMT_2T_Utilization   Kernel_Utilization   CoreIPC              CORE_CLKS
> 900907376.0              2.7            2398954144.0             0.1                 0.0                 0.2                 0.2                 0.1                 0.4            2080822855.5
> 
> while previously it would only show the SMT metrics.
> 
> Signed-off-by: Andi Kleen <ak@linux.intel.com>

Acked-by: Jiri Olsa <jolsa@kernel.org>

thanks,
jirka

  reply	other threads:[~2017-09-18  6:58 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-14 20:57 [PATCH] perf, tools: Fix adding multiple event groups Andi Kleen
2017-09-18  6:58 ` Jiri Olsa [this message]
2017-09-22 16:44 ` [tip:perf/core] perf stat: " tip-bot for Andi Kleen

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