All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] perf stat: Capitalize topdown metrics' names
@ 2022-08-25  1:54 zhengjun.xing
  2022-08-26 20:54 ` Ian Rogers
  0 siblings, 1 reply; 3+ messages in thread
From: zhengjun.xing @ 2022-08-25  1:54 UTC (permalink / raw)
  To: acme, peterz, mingo, alexander.shishkin, jolsa, namhyung
  Cc: linux-kernel, linux-perf-users, irogers, ak, kan.liang,
	zhengjun.xing

From: Zhengjun Xing <zhengjun.xing@linux.intel.com>

Capitalize topdown metrics' names to follow the intel SDM.

Before:

 # ./perf stat -a  sleep 1

 Performance counter stats for 'system wide':

        228,094.05 msec cpu-clock                        #  225.026 CPUs utilized
               842      context-switches                 #    3.691 /sec
               224      cpu-migrations                   #    0.982 /sec
                70      page-faults                      #    0.307 /sec
        23,164,105      cycles                           #    0.000 GHz
        29,403,446      instructions                     #    1.27  insn per cycle
         5,268,185      branches                         #   23.097 K/sec
            33,239      branch-misses                    #    0.63% of all branches
       136,248,990      slots                            #  597.337 K/sec
        32,976,450      topdown-retiring                 #     24.2% retiring
         4,651,918      topdown-bad-spec                 #      3.4% bad speculation
        26,148,695      topdown-fe-bound                 #     19.2% frontend bound
        72,515,776      topdown-be-bound                 #     53.2% backend bound
         6,008,540      topdown-heavy-ops                #      4.4% heavy operations       #     19.8% light operations
         3,934,049      topdown-br-mispredict            #      2.9% branch mispredict      #      0.5% machine clears
        16,655,439      topdown-fetch-lat                #     12.2% fetch latency          #      7.0% fetch bandwidth
        41,635,972      topdown-mem-bound                #     30.5% memory bound           #     22.7% Core bound

       1.013634593 seconds time elapsed

After:

 # ./perf stat -a  sleep 1

 Performance counter stats for 'system wide':

        228,081.94 msec cpu-clock                        #  225.003 CPUs utilized
               824      context-switches                 #    3.613 /sec
               224      cpu-migrations                   #    0.982 /sec
                67      page-faults                      #    0.294 /sec
        22,647,423      cycles                           #    0.000 GHz
        28,870,551      instructions                     #    1.27  insn per cycle
         5,167,099      branches                         #   22.655 K/sec
            32,383      branch-misses                    #    0.63% of all branches
       133,411,074      slots                            #  584.926 K/sec
        32,352,607      topdown-retiring                 #     24.3% Retiring
         4,456,977      topdown-bad-spec                 #      3.3% Bad Speculation
        25,626,487      topdown-fe-bound                 #     19.2% Frontend Bound
        70,955,316      topdown-be-bound                 #     53.2% Backend Bound
         5,834,844      topdown-heavy-ops                #      4.4% Heavy Operations       #     19.9% Light Operations
         3,738,781      topdown-br-mispredict            #      2.8% Branch Mispredict      #      0.5% Machine Clears
        16,286,803      topdown-fetch-lat                #     12.2% Fetch Latency          #      7.0% Fetch Bandwidth
        40,802,069      topdown-mem-bound                #     30.6% Memory Bound           #     22.6% Core Bound

       1.013683125 seconds time elapsed

Signed-off-by: Zhengjun Xing <zhengjun.xing@linux.intel.com>
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
---
 tools/perf/util/stat-shadow.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
index 979c8cb918f7..788ce5e46470 100644
--- a/tools/perf/util/stat-shadow.c
+++ b/tools/perf/util/stat-shadow.c
@@ -1193,7 +1193,7 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 						  &rsd);
 		if (retiring > 0.7)
 			color = PERF_COLOR_GREEN;
-		print_metric(config, ctxp, color, "%8.1f%%", "retiring",
+		print_metric(config, ctxp, color, "%8.1f%%", "Retiring",
 				retiring * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_FE_BOUND) &&
 		   full_td(cpu_map_idx, st, &rsd)) {
@@ -1202,7 +1202,7 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 						  &rsd);
 		if (fe_bound > 0.2)
 			color = PERF_COLOR_RED;
-		print_metric(config, ctxp, color, "%8.1f%%", "frontend bound",
+		print_metric(config, ctxp, color, "%8.1f%%", "Frontend Bound",
 				fe_bound * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_BE_BOUND) &&
 		   full_td(cpu_map_idx, st, &rsd)) {
@@ -1211,7 +1211,7 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 						  &rsd);
 		if (be_bound > 0.2)
 			color = PERF_COLOR_RED;
-		print_metric(config, ctxp, color, "%8.1f%%", "backend bound",
+		print_metric(config, ctxp, color, "%8.1f%%", "Backend Bound",
 				be_bound * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_BAD_SPEC) &&
 		   full_td(cpu_map_idx, st, &rsd)) {
@@ -1220,7 +1220,7 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 						  &rsd);
 		if (bad_spec > 0.1)
 			color = PERF_COLOR_RED;
-		print_metric(config, ctxp, color, "%8.1f%%", "bad speculation",
+		print_metric(config, ctxp, color, "%8.1f%%", "Bad Speculation",
 				bad_spec * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_HEAVY_OPS) &&
 			full_td(cpu_map_idx, st, &rsd) && (config->topdown_level > 1)) {
@@ -1234,13 +1234,13 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 
 		if (retiring > 0.7 && heavy_ops > 0.1)
 			color = PERF_COLOR_GREEN;
-		print_metric(config, ctxp, color, "%8.1f%%", "heavy operations",
+		print_metric(config, ctxp, color, "%8.1f%%", "Heavy Operations",
 				heavy_ops * 100.);
 		if (retiring > 0.7 && light_ops > 0.6)
 			color = PERF_COLOR_GREEN;
 		else
 			color = NULL;
-		print_metric(config, ctxp, color, "%8.1f%%", "light operations",
+		print_metric(config, ctxp, color, "%8.1f%%", "Light Operations",
 				light_ops * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_BR_MISPREDICT) &&
 			full_td(cpu_map_idx, st, &rsd) && (config->topdown_level > 1)) {
@@ -1254,13 +1254,13 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 
 		if (bad_spec > 0.1 && br_mis > 0.05)
 			color = PERF_COLOR_RED;
-		print_metric(config, ctxp, color, "%8.1f%%", "branch mispredict",
+		print_metric(config, ctxp, color, "%8.1f%%", "Branch Mispredict",
 				br_mis * 100.);
 		if (bad_spec > 0.1 && m_clears > 0.05)
 			color = PERF_COLOR_RED;
 		else
 			color = NULL;
-		print_metric(config, ctxp, color, "%8.1f%%", "machine clears",
+		print_metric(config, ctxp, color, "%8.1f%%", "Machine Clears",
 				m_clears * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_FETCH_LAT) &&
 			full_td(cpu_map_idx, st, &rsd) && (config->topdown_level > 1)) {
@@ -1274,13 +1274,13 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 
 		if (fe_bound > 0.2 && fetch_lat > 0.15)
 			color = PERF_COLOR_RED;
-		print_metric(config, ctxp, color, "%8.1f%%", "fetch latency",
+		print_metric(config, ctxp, color, "%8.1f%%", "Fetch Latency",
 				fetch_lat * 100.);
 		if (fe_bound > 0.2 && fetch_bw > 0.1)
 			color = PERF_COLOR_RED;
 		else
 			color = NULL;
-		print_metric(config, ctxp, color, "%8.1f%%", "fetch bandwidth",
+		print_metric(config, ctxp, color, "%8.1f%%", "Fetch Bandwidth",
 				fetch_bw * 100.);
 	} else if (perf_stat_evsel__is(evsel, TOPDOWN_MEM_BOUND) &&
 			full_td(cpu_map_idx, st, &rsd) && (config->topdown_level > 1)) {
@@ -1294,13 +1294,13 @@ void perf_stat__print_shadow_stats(struct perf_stat_config *config,
 
 		if (be_bound > 0.2 && mem_bound > 0.2)
 			color = PERF_COLOR_RED;
-		print_metric(config, ctxp, color, "%8.1f%%", "memory bound",
+		print_metric(config, ctxp, color, "%8.1f%%", "Memory Bound",
 				mem_bound * 100.);
 		if (be_bound > 0.2 && core_bound > 0.1)
 			color = PERF_COLOR_RED;
 		else
 			color = NULL;
-		print_metric(config, ctxp, color, "%8.1f%%", "Core bound",
+		print_metric(config, ctxp, color, "%8.1f%%", "Core Bound",
 				core_bound * 100.);
 	} else if (evsel->metric_expr) {
 		generic_metric(config, evsel->metric_expr, evsel->metric_events, NULL,
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2022-08-27 14:40 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-08-25  1:54 [PATCH] perf stat: Capitalize topdown metrics' names zhengjun.xing
2022-08-26 20:54 ` Ian Rogers
2022-08-27 14:39   ` Arnaldo Carvalho de Melo

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.