1#!/bin/bash 2 3# SPDX-License-Identifier: GPL-2.0 4 5# 6# test_basic of perf_report test 7# Author: Michael Petlan <mpetlan@redhat.com> 8# 9# Description: 10# 11# This test tests basic functionality of perf report command. 12# 13# 14 15# include working environment 16. ../common/init.sh 17 18TEST_RESULT=0 19 20 21### help message 22 23if [ "$PARAM_GENERAL_HELP_TEXT_CHECK" = "y" ]; then 24 # test that a help message is shown and looks reasonable 25 $CMD_PERF report --help > $LOGS_DIR/basic_helpmsg.log 2> $LOGS_DIR/basic_helpmsg.err 26 PERF_EXIT_CODE=$? 27 28 ../common/check_all_patterns_found.pl "PERF-REPORT" "NAME" "SYNOPSIS" "DESCRIPTION" "OPTIONS" "OVERHEAD\s+CALCULATION" "SEE ALSO" < $LOGS_DIR/basic_helpmsg.log 29 CHECK_EXIT_CODE=$? 30 ../common/check_all_patterns_found.pl "input" "verbose" "show-nr-samples" "show-cpu-utilization" "threads" "comms" "pid" "tid" "dsos" "symbols" "symbol-filter" < $LOGS_DIR/basic_helpmsg.log 31 (( CHECK_EXIT_CODE += $? )) 32 ../common/check_all_patterns_found.pl "hide-unresolved" "sort" "fields" "parent" "exclude-other" "column-widths" "field-separator" "dump-raw-trace" "children" < $LOGS_DIR/basic_helpmsg.log 33 (( CHECK_EXIT_CODE += $? )) 34 ../common/check_all_patterns_found.pl "call-graph" "max-stack" "inverted" "ignore-callees" "pretty" "stdio" "tui" "gtk" "vmlinux" "kallsyms" "modules" < $LOGS_DIR/basic_helpmsg.log 35 (( CHECK_EXIT_CODE += $? )) 36 ../common/check_all_patterns_found.pl "force" "symfs" "cpu" "disassembler-style" "source" "asm-raw" "show-total-period" "show-info" "branch-stack" "group" < $LOGS_DIR/basic_helpmsg.log 37 (( CHECK_EXIT_CODE += $? )) 38 ../common/check_all_patterns_found.pl "branch-history" "objdump" "demangle" "percent-limit" "percentage" "header" "itrace" "full-source-path" "show-ref-call-graph" < $LOGS_DIR/basic_helpmsg.log 39 (( CHECK_EXIT_CODE += $? )) 40 ../common/check_no_patterns_found.pl "No manual entry for" < $LOGS_DIR/basic_helpmsg.err 41 (( CHECK_EXIT_CODE += $? )) 42 43 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "help message" 44 (( TEST_RESULT += $? )) 45else 46 print_testcase_skipped "help message" 47fi 48 49 50### basic execution 51 52# test that perf report is even working 53$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data --stdio > $LOGS_DIR/basic_basic.log 2> $LOGS_DIR/basic_basic.err 54PERF_EXIT_CODE=$? 55 56REGEX_LOST_SAMPLES_INFO="#\s*Total Lost Samples:\s+$RE_NUMBER" 57REGEX_SAMPLES_INFO="#\s*Samples:\s+(?:$RE_NUMBER)\w?\s+of\s+event\s+'$RE_EVENT_ANY'" 58REGEX_LINES_HEADER="#\s*Children\s+Self\s+Command\s+Shared Object\s+Symbol" 59REGEX_LINES="\s*$RE_NUMBER%\s+$RE_NUMBER%\s+\S+\s+\[kernel\.(?:vmlinux)|(?:kallsyms)\]\s+\[[k\.]\]\s+\w+" 60../common/check_all_patterns_found.pl "$REGEX_LOST_SAMPLES_INFO" "$REGEX_SAMPLES_INFO" "$REGEX_LINES_HEADER" "$REGEX_LINES" < $LOGS_DIR/basic_basic.log 61CHECK_EXIT_CODE=$? 62../common/check_errors_whitelisted.pl "stderr-whitelist.txt" < $LOGS_DIR/basic_basic.err 63(( CHECK_EXIT_CODE += $? )) 64 65print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "basic execution" 66(( TEST_RESULT += $? )) 67 68 69### number of samples 70 71# '--show-nr-samples' should show number of samples for each symbol 72$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --show-nr-samples > $LOGS_DIR/basic_nrsamples.log 2> $LOGS_DIR/basic_nrsamples.err 73PERF_EXIT_CODE=$? 74 75REGEX_LINES_HEADER="#\s*Children\s+Self\s+Samples\s+Command\s+Shared Object\s+Symbol" 76REGEX_LINES="\s*$RE_NUMBER%\s+$RE_NUMBER%\s+$RE_NUMBER\s+\S+\s+\[kernel\.(?:vmlinux)|(?:kallsyms)\]\s+\[[k\.]\]\s+\w+" 77../common/check_all_patterns_found.pl "$REGEX_LINES_HEADER" "$REGEX_LINES" < $LOGS_DIR/basic_nrsamples.log 78CHECK_EXIT_CODE=$? 79../common/check_errors_whitelisted.pl "stderr-whitelist.txt" < $LOGS_DIR/basic_nrsamples.err 80(( CHECK_EXIT_CODE += $? )) 81 82print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "number of samples" 83(( TEST_RESULT += $? )) 84 85 86### header 87 88# '--header' and '--header-only' should show perf report header 89$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data --stdio --header-only > $LOGS_DIR/basic_header.log 90PERF_EXIT_CODE=$? 91 92REGEX_LINE_TIMESTAMP="#\s+captured on\s*:\s*$RE_DATE_TIME" 93REGEX_LINE_HOSTNAME="#\s+hostname\s*:\s*$MY_HOSTNAME" 94REGEX_LINE_KERNEL="#\s+os release\s*:\s*${MY_KERNEL_VERSION//+/\\+}" 95REGEX_LINE_PERF="#\s+perf version\s*:\s*" 96REGEX_LINE_ARCH="#\s+arch\s*:\s*$MY_ARCH" 97REGEX_LINE_CPUS_ONLINE="#\s+nrcpus online\s*:\s*$MY_CPUS_ONLINE" 98REGEX_LINE_CPUS_AVAIL="#\s+nrcpus avail\s*:\s*$MY_CPUS_AVAILABLE" 99# disable precise check for "nrcpus avail" in BASIC runmode 100test $PERFTOOL_TESTSUITE_RUNMODE -lt $RUNMODE_STANDARD && REGEX_LINE_CPUS_AVAIL="#\s+nrcpus avail\s*:\s*$RE_NUMBER" 101../common/check_all_patterns_found.pl "$REGEX_LINE_TIMESTAMP" "$REGEX_LINE_HOSTNAME" "$REGEX_LINE_KERNEL" "$REGEX_LINE_PERF" "$REGEX_LINE_ARCH" "$REGEX_LINE_CPUS_ONLINE" "$REGEX_LINE_CPUS_AVAIL" < $LOGS_DIR/basic_header.log 102CHECK_EXIT_CODE=$? 103 104print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "header" 105(( TEST_RESULT += $? )) 106 107# '--header' and '--header-only' should use creation time 108OLD_TIMESTAMP=`$CMD_PERF report --stdio --header-only -i $CURRENT_TEST_DIR/perf.data | grep "captured on"` 109PERF_EXIT_CODE=$? 110 111( tar -C $CURRENT_TEST_DIR -c perf.data | xz > $CURRENT_TEST_DIR/perf.data.tar.xz ; xzcat $CURRENT_TEST_DIR/perf.data.tar.xz | tar x -C $HEADER_TAR_DIR ) 112(( PERF_EXIT_CODE += $? )) 113 114NEW_TIMESTAMP=`$CMD_PERF report --stdio --header-only -i $HEADER_TAR_DIR/perf.data | grep "captured on"` 115(( PERF_EXIT_CODE += $? )) 116 117test "$OLD_TIMESTAMP" = "$NEW_TIMESTAMP" 118CHECK_EXIT_CODE=$? 119 120print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "header timestamp" 121(( TEST_RESULT += $? )) 122 123 124### show CPU utilization 125 126# '--showcpuutilization' should show percentage for both system and userspace mode 127$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data --stdio --showcpuutilization > $LOGS_DIR/basic_cpuut.log 2> $LOGS_DIR/basic_cpuut.err 128PERF_EXIT_CODE=$? 129 130REGEX_LINES_HEADER="#\s*Children\s+Self\s+sys\s+usr\s+Command\s+Shared Object\s+Symbol" 131REGEX_LINES="\s*$RE_NUMBER%\s+$RE_NUMBER%\s+$RE_NUMBER%\s+$RE_NUMBER%\s+\S+\s+\[kernel\.(?:vmlinux)|(?:kallsyms)\]\s+\[[k\.]\]\s+\w+" 132../common/check_all_patterns_found.pl "$REGEX_LINES_HEADER" "$REGEX_LINES" < $LOGS_DIR/basic_cpuut.log 133CHECK_EXIT_CODE=$? 134../common/check_errors_whitelisted.pl "stderr-whitelist.txt" < $LOGS_DIR/basic_cpuut.err 135(( CHECK_EXIT_CODE += $? )) 136 137print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "show CPU utilization" 138(( TEST_RESULT += $? )) 139 140 141### pid 142 143# '--pid=' should limit the output for a process with the given pid only 144$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --pid=1 > $LOGS_DIR/basic_pid.log 2> $LOGS_DIR/basic_pid.err 145PERF_EXIT_CODE=$? 146 147grep -P -v '^#' $LOGS_DIR/basic_pid.log | grep -P '\s+[\d\.]+%' | ../common/check_all_lines_matched.pl "systemd|init" 148CHECK_EXIT_CODE=$? 149../common/check_errors_whitelisted.pl "stderr-whitelist.txt" < $LOGS_DIR/basic_pid.err 150(( CHECK_EXIT_CODE += $? )) 151 152print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "pid" 153(( TEST_RESULT += $? )) 154 155 156### non-existing symbol 157 158# '--symbols' should show only the given symbols 159$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --symbols=dummynonexistingsymbol > $LOGS_DIR/basic_symbols.log 2> $LOGS_DIR/basic_symbols.err 160PERF_EXIT_CODE=$? 161 162../common/check_all_lines_matched.pl "$RE_LINE_EMPTY" "$RE_LINE_COMMENT" < $LOGS_DIR/basic_symbols.log 163CHECK_EXIT_CODE=$? 164../common/check_errors_whitelisted.pl "stderr-whitelist.txt" < $LOGS_DIR/basic_symbols.err 165(( CHECK_EXIT_CODE += $? )) 166 167print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "non-existing symbol" 168(( TEST_RESULT += $? )) 169 170 171### symbol filter 172 173# '--symbol-filter' should filter symbols based on substrings 174$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --symbol-filter=map > $LOGS_DIR/basic_symbolfilter.log 2> $LOGS_DIR/basic_symbolfilter.err 175PERF_EXIT_CODE=$? 176 177grep -P -v '^#' $LOGS_DIR/basic_symbolfilter.log | grep -P '\s+[\d\.]+%' | ../common/check_all_lines_matched.pl "\[[k\.]\]\s+.*map" 178CHECK_EXIT_CODE=$? 179../common/check_errors_whitelisted.pl "stderr-whitelist.txt" < $LOGS_DIR/basic_symbolfilter.err 180(( CHECK_EXIT_CODE += $? )) 181 182print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "symbol filter" 183(( TEST_RESULT += $? )) 184 185 186# TODO: $CMD_PERF report -n --showcpuutilization -TUxDg 2> 01.log 187 188# print overall results 189print_overall_results "$TEST_RESULT" 190exit $? 191