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From: Leo Yan <leo.yan@linaro.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Ian Rogers <irogers@google.com>,
	John Garry <john.g.garry@oracle.com>,
	James Clark <james.clark@arm.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Cc: Leo Yan <leo.yan@linaro.org>
Subject: [PATCH v5 16/16] perf kvm: Update documentation to reflect new changes
Date: Wed, 15 Mar 2023 22:51:12 +0800	[thread overview]
Message-ID: <20230315145112.186603-17-leo.yan@linaro.org> (raw)
In-Reply-To: <20230315145112.186603-1-leo.yan@linaro.org>

Update documentation for new sorting and option '--stdio'.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Reviewed-by: James Clark <james.clark@arm.com>
---
 tools/perf/Documentation/perf-kvm.txt | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt
index 2ad3f5d9f72b..b66be66fe836 100644
--- a/tools/perf/Documentation/perf-kvm.txt
+++ b/tools/perf/Documentation/perf-kvm.txt
@@ -58,7 +58,7 @@ There are a couple of variants of perf kvm:
   events.
 
   'perf kvm stat report' reports statistical data which includes events
-  handled time, samples, and so on.
+  handled sample, percent_sample, time, percent_time, max_t, min_t, mean_t.
 
   'perf kvm stat live' reports statistical data in a live mode (similar to
   record + report but with statistical data updated live at a given display
@@ -82,6 +82,8 @@ OPTIONS
 :GMEXAMPLESUBCMD: top
 include::guest-files.txt[]
 
+--stdio:: Use the stdio interface.
+
 -v::
 --verbose::
 	Be more verbose (show counter open errors, etc).
@@ -97,7 +99,10 @@ STAT REPORT OPTIONS
 -k::
 --key=<value>::
        Sorting key. Possible values: sample (default, sort by samples
-       number), time (sort by average time).
+       number), percent_sample (sort by sample percentage), time
+       (sort by average time), precent_time (sort by time percentage),
+       max_t (sort by maximum time), min_t (sort by minimum time), mean_t
+       (sort by mean time).
 -p::
 --pid=::
     Analyze events only for given process ID(s) (comma separated list).
-- 
2.34.1


WARNING: multiple messages have this Message-ID (diff)
From: Leo Yan <leo.yan@linaro.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Ian Rogers <irogers@google.com>,
	John Garry <john.g.garry@oracle.com>,
	James Clark <james.clark@arm.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Cc: Leo Yan <leo.yan@linaro.org>
Subject: [PATCH v5 16/16] perf kvm: Update documentation to reflect new changes
Date: Wed, 15 Mar 2023 22:51:12 +0800	[thread overview]
Message-ID: <20230315145112.186603-17-leo.yan@linaro.org> (raw)
In-Reply-To: <20230315145112.186603-1-leo.yan@linaro.org>

Update documentation for new sorting and option '--stdio'.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Reviewed-by: James Clark <james.clark@arm.com>
---
 tools/perf/Documentation/perf-kvm.txt | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt
index 2ad3f5d9f72b..b66be66fe836 100644
--- a/tools/perf/Documentation/perf-kvm.txt
+++ b/tools/perf/Documentation/perf-kvm.txt
@@ -58,7 +58,7 @@ There are a couple of variants of perf kvm:
   events.
 
   'perf kvm stat report' reports statistical data which includes events
-  handled time, samples, and so on.
+  handled sample, percent_sample, time, percent_time, max_t, min_t, mean_t.
 
   'perf kvm stat live' reports statistical data in a live mode (similar to
   record + report but with statistical data updated live at a given display
@@ -82,6 +82,8 @@ OPTIONS
 :GMEXAMPLESUBCMD: top
 include::guest-files.txt[]
 
+--stdio:: Use the stdio interface.
+
 -v::
 --verbose::
 	Be more verbose (show counter open errors, etc).
@@ -97,7 +99,10 @@ STAT REPORT OPTIONS
 -k::
 --key=<value>::
        Sorting key. Possible values: sample (default, sort by samples
-       number), time (sort by average time).
+       number), percent_sample (sort by sample percentage), time
+       (sort by average time), precent_time (sort by time percentage),
+       max_t (sort by maximum time), min_t (sort by minimum time), mean_t
+       (sort by mean time).
 -p::
 --pid=::
     Analyze events only for given process ID(s) (comma separated list).
-- 
2.34.1


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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-03-15 14:54 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-15 14:50 [PATCH v5 00/16] perf kvm: Support histograms and TUI mode Leo Yan
2023-03-15 14:50 ` Leo Yan
2023-03-15 14:50 ` [PATCH v5 01/16] perf kvm: Refactor overall statistics Leo Yan
2023-03-15 14:50   ` Leo Yan
2023-03-15 14:50 ` [PATCH v5 02/16] perf kvm: Add pointer to 'perf_kvm_stat' in kvm event Leo Yan
2023-03-15 14:50   ` Leo Yan
2023-03-15 14:50 ` [PATCH v5 03/16] perf kvm: Move up metrics helpers Leo Yan
2023-03-15 14:50   ` Leo Yan
2023-03-15 19:44   ` Arnaldo Carvalho de Melo
2023-03-15 19:44     ` Arnaldo Carvalho de Melo
2023-03-15 14:51 ` [PATCH v5 04/16] perf kvm: Use subtraction for comparison metrics Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 05/16] perf kvm: Use macro to replace variable 'decode_str_len' Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 06/16] perf kvm: Introduce histograms data structures Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 19:45   ` Arnaldo Carvalho de Melo
2023-03-15 19:45     ` Arnaldo Carvalho de Melo
2023-03-16  3:02     ` Leo Yan
2023-03-16  3:02       ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 07/16] perf kvm: Pass argument 'sample' to kvm_alloc_init_event() Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 08/16] perf kvm: Parse address location for samples Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 09/16] perf hist: Add 'kvm_info' field in histograms entry Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 10/16] perf kvm: Add dimensions for KVM event statistics Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 11/16] perf kvm: Use histograms list to replace cached list Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-16  7:42   ` Namhyung Kim
2023-03-16  7:42     ` Namhyung Kim
2023-03-16  9:04     ` Leo Yan
2023-03-16  9:04       ` Leo Yan
2023-03-16 10:13       ` Arnaldo Carvalho de Melo
2023-03-16 10:13         ` Arnaldo Carvalho de Melo
2023-03-16 15:14         ` Leo Yan
2023-03-16 15:14           ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 12/16] perf kvm: Polish sorting key Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 13/16] perf kvm: Support printing attributions for dimensions Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 14/16] perf kvm: Add dimensions for percentages Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` [PATCH v5 15/16] perf kvm: Add TUI mode for stat report Leo Yan
2023-03-15 14:51   ` Leo Yan
2023-03-15 14:51 ` Leo Yan [this message]
2023-03-15 14:51   ` [PATCH v5 16/16] perf kvm: Update documentation to reflect new changes Leo Yan
2023-03-15 19:35 ` [PATCH v5 00/16] perf kvm: Support histograms and TUI mode Arnaldo Carvalho de Melo
2023-03-15 19:35   ` Arnaldo Carvalho de Melo
2023-03-16  3:10   ` Leo Yan
2023-03-16  3:10     ` Leo Yan
2023-03-16 10:11     ` Arnaldo Carvalho de Melo
2023-03-16 10:11       ` Arnaldo Carvalho de Melo

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