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Message-Id: <20221114230227.1255976-13-namhyung@kernel.org>
Date: Mon, 14 Nov 2022 15:02:20 -0800
From: Namhyung Kim <namhyung@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>,
Jiri Olsa <jolsa@...nel.org>
Cc: Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
LKML <linux-kernel@...r.kernel.org>,
Ian Rogers <irogers@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
linux-perf-users@...r.kernel.org,
Kan Liang <kan.liang@...ux.intel.com>,
Zhengjun Xing <zhengjun.xing@...ux.intel.com>,
James Clark <james.clark@....com>,
Athira Jajeev <atrajeev@...ux.vnet.ibm.com>
Subject: [PATCH 12/19] perf stat: Cleanup interval print alignment
Instead of using magic values, define symbolic constants and use them.
Also add aggr_header_std[] array to simplify aggr_mode handling.
Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
tools/perf/util/stat-display.c | 165 ++++++++++++++++++---------------
1 file changed, 91 insertions(+), 74 deletions(-)
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index c234be656db9..f983432aaddd 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -25,6 +25,45 @@
#define CNTR_NOT_SUPPORTED "<not supported>"
#define CNTR_NOT_COUNTED "<not counted>"
+#define METRIC_LEN 38
+#define EVNAME_LEN 32
+#define COUNTS_LEN 18
+#define INTERVAL_LEN 16
+#define CGROUP_LEN 16
+#define COMM_LEN 16
+#define PID_LEN 7
+#define CPUS_LEN 4
+
+static int aggr_header_lens[] = {
+ [AGGR_CORE] = 18,
+ [AGGR_DIE] = 12,
+ [AGGR_SOCKET] = 6,
+ [AGGR_NODE] = 6,
+ [AGGR_NONE] = 6,
+ [AGGR_THREAD] = 16,
+ [AGGR_GLOBAL] = 0,
+};
+
+static const char *aggr_header_csv[] = {
+ [AGGR_CORE] = "core,cpus,",
+ [AGGR_DIE] = "die,cpus,",
+ [AGGR_SOCKET] = "socket,cpus,",
+ [AGGR_NONE] = "cpu,",
+ [AGGR_THREAD] = "comm-pid,",
+ [AGGR_NODE] = "node,",
+ [AGGR_GLOBAL] = ""
+};
+
+static const char *aggr_header_std[] = {
+ [AGGR_CORE] = "core",
+ [AGGR_DIE] = "die",
+ [AGGR_SOCKET] = "socket",
+ [AGGR_NONE] = "cpu",
+ [AGGR_THREAD] = "comm-pid",
+ [AGGR_NODE] = "node",
+ [AGGR_GLOBAL] = ""
+};
+
static void print_running_std(struct perf_stat_config *config, u64 run, u64 ena)
{
if (run != ena)
@@ -116,7 +155,7 @@ static void print_noise(struct perf_stat_config *config,
static void print_cgroup_std(struct perf_stat_config *config, const char *cgrp_name)
{
- fprintf(config->output, " %-16s", cgrp_name);
+ fprintf(config->output, " %-*s", CGROUP_LEN, cgrp_name);
}
static void print_cgroup_csv(struct perf_stat_config *config, const char *cgrp_name)
@@ -147,44 +186,46 @@ static void print_aggr_id_std(struct perf_stat_config *config,
struct evsel *evsel, struct aggr_cpu_id id, int nr)
{
FILE *output = config->output;
+ int idx = config->aggr_mode;
+ char buf[128];
switch (config->aggr_mode) {
case AGGR_CORE:
- fprintf(output, "S%d-D%d-C%*d %*d ",
- id.socket, id.die, -8, id.core, 4, nr);
+ snprintf(buf, sizeof(buf), "S%d-D%d-C%d", id.socket, id.die, id.core);
break;
case AGGR_DIE:
- fprintf(output, "S%d-D%*d %*d ",
- id.socket, -8, id.die, 4, nr);
+ snprintf(buf, sizeof(buf), "S%d-D%d", id.socket, id.die);
break;
case AGGR_SOCKET:
- fprintf(output, "S%*d %*d ",
- -5, id.socket, 4, nr);
+ snprintf(buf, sizeof(buf), "S%d", id.socket);
break;
case AGGR_NODE:
- fprintf(output, "N%*d %*d ",
- -5, id.node, 4, nr);
+ snprintf(buf, sizeof(buf), "N%d", id.node);
break;
case AGGR_NONE:
if (evsel->percore && !config->percore_show_thread) {
- fprintf(output, "S%d-D%d-C%*d ",
- id.socket, id.die, -3, id.core);
+ snprintf(buf, sizeof(buf), "S%d-D%d-C%d ",
+ id.socket, id.die, id.core);
+ fprintf(output, "%-*s ",
+ aggr_header_lens[AGGR_CORE], buf);
} else if (id.cpu.cpu > -1) {
- fprintf(output, "CPU%*d ",
- -7, id.cpu.cpu);
+ fprintf(output, "CPU%-*d ",
+ aggr_header_lens[AGGR_NONE] - 3, id.cpu.cpu);
}
- break;
+ return;
case AGGR_THREAD:
- fprintf(output, "%*s-%*d ",
- 16, perf_thread_map__comm(evsel->core.threads, id.thread_idx),
- -8, perf_thread_map__pid(evsel->core.threads, id.thread_idx));
- break;
+ fprintf(output, "%*s-%-*d ",
+ COMM_LEN, perf_thread_map__comm(evsel->core.threads, id.thread_idx),
+ PID_LEN, perf_thread_map__pid(evsel->core.threads, id.thread_idx));
+ return;
case AGGR_GLOBAL:
case AGGR_UNSET:
case AGGR_MAX:
default:
- break;
+ return;
}
+
+ fprintf(output, "%-*s %*d ", aggr_header_lens[idx], buf, 4, nr);
}
static void print_aggr_id_csv(struct perf_stat_config *config,
@@ -301,8 +342,6 @@ struct outstate {
struct evsel *evsel;
};
-#define METRIC_LEN 38
-
static void new_line_std(struct perf_stat_config *config __maybe_unused,
void *ctx)
{
@@ -534,19 +573,19 @@ static void print_counter_value_std(struct perf_stat_config *config,
const char *bad_count = evsel->supported ? CNTR_NOT_COUNTED : CNTR_NOT_SUPPORTED;
if (config->big_num)
- fmt = floor(sc) != sc ? "%'18.2f " : "%'18.0f ";
+ fmt = floor(sc) != sc ? "%'*.2f " : "%'*.0f ";
else
- fmt = floor(sc) != sc ? "%18.2f " : "%18.0f ";
+ fmt = floor(sc) != sc ? "%*.2f " : "%*.0f ";
if (ok)
- fprintf(output, fmt, avg);
+ fprintf(output, fmt, COUNTS_LEN, avg);
else
- fprintf(output, "%18s ", bad_count);
+ fprintf(output, "%*s ", COUNTS_LEN, bad_count);
if (evsel->unit)
fprintf(output, "%-*s ", config->unit_width, evsel->unit);
- fprintf(output, "%-*s", 32, evsel__name(evsel));
+ fprintf(output, "%-*s", EVNAME_LEN, evsel__name(evsel));
}
static void print_counter_value_csv(struct perf_stat_config *config,
@@ -904,34 +943,19 @@ static void print_no_aggr_metric(struct perf_stat_config *config,
}
}
-static int aggr_header_lens[] = {
- [AGGR_CORE] = 24,
- [AGGR_DIE] = 18,
- [AGGR_SOCKET] = 12,
- [AGGR_NONE] = 6,
- [AGGR_THREAD] = 24,
- [AGGR_NODE] = 6,
- [AGGR_GLOBAL] = 0,
-};
-
-static const char *aggr_header_csv[] = {
- [AGGR_CORE] = "core,cpus,",
- [AGGR_DIE] = "die,cpus,",
- [AGGR_SOCKET] = "socket,cpus,",
- [AGGR_NONE] = "cpu,",
- [AGGR_THREAD] = "comm-pid,",
- [AGGR_NODE] = "node,",
- [AGGR_GLOBAL] = ""
-};
-
static void print_metric_headers_std(struct perf_stat_config *config,
const char *prefix, bool no_indent)
{
if (prefix)
fprintf(config->output, "%s", prefix);
+
if (!no_indent) {
- fprintf(config->output, "%*s",
- aggr_header_lens[config->aggr_mode], "");
+ int len = aggr_header_lens[config->aggr_mode];
+
+ if (nr_cgroups)
+ len += CGROUP_LEN + 1;
+
+ fprintf(config->output, "%*s", len, "");
}
}
@@ -1025,46 +1049,39 @@ static void print_interval(struct perf_stat_config *config,
!config->csv_output && !config->json_output) {
switch (config->aggr_mode) {
case AGGR_NODE:
- fprintf(output, "# time node cpus");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
- break;
case AGGR_SOCKET:
- fprintf(output, "# time socket cpus");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
- break;
case AGGR_DIE:
- fprintf(output, "# time die cpus");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
- break;
case AGGR_CORE:
- fprintf(output, "# time core cpus");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
+ fprintf(output, "#%*s %-*s cpus",
+ INTERVAL_LEN - 1, "time",
+ aggr_header_lens[config->aggr_mode],
+ aggr_header_std[config->aggr_mode]);
break;
case AGGR_NONE:
- fprintf(output, "# time CPU ");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
+ fprintf(output, "#%*s %-*s",
+ INTERVAL_LEN - 1, "time",
+ aggr_header_lens[config->aggr_mode],
+ aggr_header_std[config->aggr_mode]);
break;
case AGGR_THREAD:
- fprintf(output, "# time comm-pid");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
+ fprintf(output, "#%*s %*s-%-*s",
+ INTERVAL_LEN - 1, "time",
+ COMM_LEN, "comm", PID_LEN, "pid");
break;
case AGGR_GLOBAL:
default:
- if (!config->iostat_run) {
- fprintf(output, "# time");
- if (!metric_only)
- fprintf(output, " counts %*s events\n", unit_width, "unit");
- }
+ if (!config->iostat_run)
+ fprintf(output, "#%*s",
+ INTERVAL_LEN - 1, "time");
case AGGR_UNSET:
case AGGR_MAX:
break;
}
+
+ if (!metric_only) {
+ fprintf(output, " %*s %*s events\n",
+ COUNTS_LEN, "counts", unit_width, "unit");
+ }
}
if ((num_print_interval == 0 || config->interval_clear) && metric_only)
--
2.38.1.493.g58b659f92b-goog
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