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Date: Mon, 18 Sep 2017 08:58:45 +0200 From: Jiri Olsa <jolsa@...hat.com> To: Andi Kleen <andi@...stfloor.org> Cc: acme@...nel.org, jolsa@...nel.org, linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com> Subject: Re: [PATCH] perf, tools: Fix adding multiple event groups On Thu, Sep 14, 2017 at 01:57:35PM -0700, Andi Kleen wrote: > From: Andi Kleen <ak@...ux.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@...ux.intel.com> Acked-by: Jiri Olsa <jolsa@...nel.org> thanks, jirka
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