1#!/bin/bash 2# perf script task-analyzer tests 3# SPDX-License-Identifier: GPL-2.0 4 5tmpdir=$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX) 6err=0 7 8# set PERF_EXEC_PATH to find scripts in the source directory 9perfdir=$(dirname "$0")/../.. 10if [ -e "$perfdir/scripts/python/Perf-Trace-Util" ]; then 11 export PERF_EXEC_PATH=$perfdir 12fi 13 14cleanup() { 15 rm -f perf.data 16 rm -f perf.data.old 17 rm -f csv 18 rm -f csvsummary 19 rm -rf "$tmpdir" 20 trap - exit term int 21} 22 23trap_cleanup() { 24 cleanup 25 exit 1 26} 27trap trap_cleanup exit term int 28 29report() { 30 if [ "$1" = 0 ]; then 31 echo "PASS: \"$2\"" 32 else 33 echo "FAIL: \"$2\" Error message: \"$3\"" 34 err=1 35 fi 36} 37 38check_exec_0() { 39 if [ $? != 0 ]; then 40 report 1 "invocation of $1 command failed" 41 fi 42} 43 44find_str_or_fail() { 45 grep -q "$1" "$2" 46 if [ "$?" != 0 ]; then 47 report 1 "$3" "Failed to find required string:'${1}'." 48 else 49 report 0 "$3" 50 fi 51} 52 53# check if perf is compiled with libtraceevent support 54skip_no_probe_record_support() { 55 perf version --build-options | grep -q " OFF .* HAVE_LIBTRACEEVENT" && return 2 56 return 0 57} 58 59prepare_perf_data() { 60 # 1s should be sufficient to catch at least some switches 61 perf record -e sched:sched_switch -a -- sleep 1 > /dev/null 2>&1 62 # check if perf data file got created in above step. 63 if [ ! -e "perf.data" ]; then 64 printf "FAIL: perf record failed to create \"perf.data\" \n" 65 return 1 66 fi 67} 68 69# check standard inkvokation with no arguments 70test_basic() { 71 out="$tmpdir/perf.out" 72 perf script report task-analyzer > "$out" 73 check_exec_0 "perf script report task-analyzer" 74 find_str_or_fail "Comm" "$out" "${FUNCNAME[0]}" 75} 76 77test_ns_rename(){ 78 out="$tmpdir/perf.out" 79 perf script report task-analyzer --ns --rename-comms-by-tids 0:random > "$out" 80 check_exec_0 "perf script report task-analyzer --ns --rename-comms-by-tids 0:random" 81 find_str_or_fail "Comm" "$out" "${FUNCNAME[0]}" 82} 83 84test_ms_filtertasks_highlight(){ 85 out="$tmpdir/perf.out" 86 perf script report task-analyzer --ms --filter-tasks perf --highlight-tasks perf \ 87 > "$out" 88 check_exec_0 "perf script report task-analyzer --ms --filter-tasks perf --highlight-tasks perf" 89 find_str_or_fail "Comm" "$out" "${FUNCNAME[0]}" 90} 91 92test_extended_times_timelimit_limittasks() { 93 out="$tmpdir/perf.out" 94 perf script report task-analyzer --extended-times --time-limit :99999 \ 95 --limit-to-tasks perf > "$out" 96 check_exec_0 "perf script report task-analyzer --extended-times --time-limit :99999 --limit-to-tasks perf" 97 find_str_or_fail "Out-Out" "$out" "${FUNCNAME[0]}" 98} 99 100test_summary() { 101 out="$tmpdir/perf.out" 102 perf script report task-analyzer --summary > "$out" 103 check_exec_0 "perf script report task-analyzer --summary" 104 find_str_or_fail "Summary" "$out" "${FUNCNAME[0]}" 105} 106 107test_summaryextended() { 108 out="$tmpdir/perf.out" 109 perf script report task-analyzer --summary-extended > "$out" 110 check_exec_0 "perf script report task-analyzer --summary-extended" 111 find_str_or_fail "Inter Task Times" "$out" "${FUNCNAME[0]}" 112} 113 114test_summaryonly() { 115 out="$tmpdir/perf.out" 116 perf script report task-analyzer --summary-only > "$out" 117 check_exec_0 "perf script report task-analyzer --summary-only" 118 find_str_or_fail "Summary" "$out" "${FUNCNAME[0]}" 119} 120 121test_extended_times_summary_ns() { 122 out="$tmpdir/perf.out" 123 perf script report task-analyzer --extended-times --summary --ns > "$out" 124 check_exec_0 "perf script report task-analyzer --extended-times --summary --ns" 125 find_str_or_fail "Out-Out" "$out" "${FUNCNAME[0]}" 126 find_str_or_fail "Summary" "$out" "${FUNCNAME[0]}" 127} 128 129test_csv() { 130 perf script report task-analyzer --csv csv > /dev/null 131 check_exec_0 "perf script report task-analyzer --csv csv" 132 find_str_or_fail "Comm;" csv "${FUNCNAME[0]}" 133} 134 135test_csv_extended_times() { 136 perf script report task-analyzer --csv csv --extended-times > /dev/null 137 check_exec_0 "perf script report task-analyzer --csv csv --extended-times" 138 find_str_or_fail "Out-Out;" csv "${FUNCNAME[0]}" 139} 140 141test_csvsummary() { 142 perf script report task-analyzer --csv-summary csvsummary > /dev/null 143 check_exec_0 "perf script report task-analyzer --csv-summary csvsummary" 144 find_str_or_fail "Comm;" csvsummary "${FUNCNAME[0]}" 145} 146 147test_csvsummary_extended() { 148 perf script report task-analyzer --csv-summary csvsummary --summary-extended \ 149 >/dev/null 150 check_exec_0 "perf script report task-analyzer --csv-summary csvsummary --summary-extended" 151 find_str_or_fail "Out-Out;" csvsummary "${FUNCNAME[0]}" 152} 153 154skip_no_probe_record_support 155err=$? 156if [ $err -ne 0 ]; then 157 echo "WARN: Skipping tests. No libtraceevent support" 158 cleanup 159 exit $err 160fi 161prepare_perf_data 162test_basic 163test_ns_rename 164test_ms_filtertasks_highlight 165test_extended_times_timelimit_limittasks 166test_summary 167test_summaryextended 168test_summaryonly 169test_extended_times_summary_ns 170test_csv 171test_csvsummary 172test_csv_extended_times 173test_csvsummary_extended 174cleanup 175exit $err 176