linux-kernel - Re: [PATCH] perf kvm: add kvm-stat for arm64

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Date:   Tue, 15 Sep 2020 18:01:17 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        John Garry <john.garry@...wei.com>,
        Will Deacon <will@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Leo Yan <leo.yan@...aro.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Suleiman Souhlal <suleiman@...gle.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] perf kvm: add kvm-stat for arm64

On (20/09/14 18:17), Sergey Senozhatsky wrote:
> Add initial support for perf kvm stat on arm64 platform.
> 
> Example:
>  # perf kvm stat report
>  Analyze events for all VMs, all VCPUs:
> 
>    VM-EXIT    Samples  Samples%     Time%    Min Time    Max Time         Avg time
> 
>        IRQ      44110    79.55%     0.51%      0.93us   8364.85us     10.16us ( +-   8.66% )
>       TRAP      11337    20.45%    99.49%      1.31us 3999985.95us   7761.21us ( +-  13.23% )
> 
>  Total Samples:55447, Total events handled time:88437041.52us.

I will submit v2 shortly.

	-ss