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✏️ /usr/src/linux-headers-6.8.0-124/tools/perf/tests/shell/stat+std_output.sh

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#!/bin/bash
# perf stat STD output linter
# SPDX-License-Identifier: GPL-2.0
# Tests various perf stat STD output commands for
# default event and metricgroup

set -e

# shellcheck source=lib/stat_output.sh
. "$(dirname $0)"/lib/stat_output.sh

stat_output=$(mktemp /tmp/__perf_test.stat_output.std.XXXXX)

event_name=(cpu-clock task-clock context-switches cpu-migrations page-faults stalled-cycles-frontend stalled-cycles-backend cycles instructions branches branch-misses)
event_metric=("CPUs utilized" "CPUs utilized" "/sec" "/sec" "/sec" "frontend cycles idle" "backend cycles idle" "GHz" "insn per cycle" "/sec" "of all branches")
skip_metric=("stalled cycles per insn" "tma_")

cleanup() {
  rm -f "${stat_output}"

trap - EXIT TERM INT
}

trap_cleanup() {
  cleanup
  exit 1
}
trap trap_cleanup EXIT TERM INT

function commachecker()
{
	local prefix=1

case "$1"
	in "--interval")	prefix=2
	;; "--per-thread")	prefix=2
	;; "--system-wide-no-aggr")	prefix=2
	;; "--per-core")	prefix=3
	;; "--per-socket")	prefix=3
	;; "--per-node")	prefix=3
	;; "--per-die")		prefix=3
	;; "--per-cache")	prefix=3
	esac

while read line
	do
		# Ignore initial "started on" comment.
		x=${line:0:1}
		[ "$x" = "#" ] && continue
		# Ignore initial blank line.
		[ "$line" = "" ] && continue
		# Ignore "Performance counter stats"
		x=${line:0:25}
		[ "$x" = "Performance counter stats" ] && continue
		# Ignore "seconds time elapsed" and break
		[[ "$line" == *"time elapsed"* ]] && break

main_body=$(echo $line | cut -d' ' -f$prefix-)
		x=${main_body%#*}
		[ "$x" = "" ] && continue

# Skip metrics without event name
		y=${main_body#*#}
		for i in "${!skip_metric[@]}"; do
			[[ "$y" == *"${skip_metric[$i]}"* ]] && break
		done
		[[ "$y" == *"${skip_metric[$i]}"* ]] && continue

# Check default event
		for i in "${!event_name[@]}"; do
			[[ "$x" == *"${event_name[$i]}"* ]] && break
		done

[[ ! "$x" == *"${event_name[$i]}"* ]] && {
			echo "Unknown event name in $line" 1>&2
			exit 1;
		}

# Check event metric if it exists
		[[ ! "$main_body" == *"#"* ]] && continue
		[[ ! "$main_body" == *"${event_metric[$i]}"* ]] && {
			echo "wrong event metric. expected ${event_metric[$i]} in $line" 1>&2
			exit 1;
		}
	done < "${stat_output}"
	return 0
}

perf_cmd="-o ${stat_output}"

skip_test=$(check_for_topology)
check_no_args "STD" "$perf_cmd"
check_system_wide "STD" "$perf_cmd"
check_interval "STD" "$perf_cmd"
check_per_thread "STD" "$perf_cmd"
check_per_node "STD" "$perf_cmd"
if [ $skip_test -ne 1 ]
then
	check_system_wide_no_aggr "STD" "$perf_cmd"
	check_per_core "STD" "$perf_cmd"
	check_per_cache_instance "STD" "$perf_cmd"
	check_per_die "STD" "$perf_cmd"
	check_per_socket "STD" "$perf_cmd"
else
	echo "[Skip] Skipping tests for system_wide_no_aggr, per_core, per_die and per_socket since socket id exposed via topology is invalid"
fi
cleanup
exit 0

Batal

⬅ tests 42 item

Nama	Tipe	Ukuran	Diubah	Perm	Aksi
📁 coresight	dir	—	15/06/26 13:45	0755	📂
📁 lib	dir	—	15/06/26 13:45	0755	📂
⚙️ buildid.sh	sh	4.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ daemon.sh	sh	11.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ diff.sh	sh	1.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ list.sh	sh	561 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ lock_contention.sh	sh	8.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ pipe_test.sh	sh	1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ probe_vfs_getname.sh	sh	428 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ record+probe_libc_inet_pton.sh	sh	3.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ record+script_probe_vfs_getname.sh	sh	1.4 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ record+zstd_comp_decomp.sh	sh	1.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ record.sh	sh	4.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ record_bpf_filter.sh	sh	2.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ record_offcpu.sh	sh	2.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ record_sideband.sh	sh	1.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ script.sh	sh	1.2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat+csv_output.sh	sh	1.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat+csv_summary.sh	sh	611 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat+json_output.sh	sh	4.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat+shadow_stat.sh	sh	2.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat+std_output.sh	sh	2.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat.sh	sh	5.4 KB	26/05/26 09:55	0755	✏️ ⬇
⚙️ stat_all_metricgroups.sh	sh	399 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat_all_metrics.sh	sh	992 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat_all_pfm.sh	sh	1.2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat_all_pmu.sh	sh	739 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat_bpf_counters.sh	sh	1.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat_bpf_counters_cgrp.sh	sh	2.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stat_metrics_values.sh	sh	730 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_arm_callgraph_fp.sh	sh	1 KB	26/05/26 09:55	0755	✏️ ⬇
⚙️ test_arm_coresight.sh	sh	5.7 KB	26/05/26 09:55	0755	✏️ ⬇
⚙️ test_arm_spe.sh	sh	2.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_arm_spe_fork.sh	sh	1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_brstack.sh	sh	3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_data_symbol.sh	sh	1.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_intel_pt.sh	sh	16.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_java_symbol.sh	sh	2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_perf_data_converter_json.sh	sh	1.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_task_analyzer.sh	sh	4.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_uprobe_from_different_cu.sh	sh	1.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ trace+probe_vfs_getname.sh	sh	1.4 KB	10/03/24 20:38	0755	✏️ ⬇

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