#!/bin/bash# perf_report :: Basic perf report options (exclusive)# SPDX-License-Identifier: GPL-2.0 ##	test_basic of perf_report test#	Author: Michael Petlan <mpetlan@redhat.com>##	Description:##		This test tests basic functionality of perf report command.## DIR_PATH="$(dirname $0)"TEST_RESULT=0 # include working environment. "$DIR_PATH/../common/init.sh"  ### help message if [ "$PARAM_GENERAL_HELP_TEXT_CHECK" = "y" ]; then	# test that a help message is shown and looks reasonable	$CMD_PERF report --help > $LOGS_DIR/basic_helpmsg.log 2> $LOGS_DIR/basic_helpmsg.err	PERF_EXIT_CODE=$? 	"$DIR_PATH/../common/check_all_patterns_found.pl" \		"PERF-REPORT" "NAME" "SYNOPSIS" "DESCRIPTION" "OPTIONS" \		"OVERHEAD\s+CALCULATION" "SEE ALSO" < $LOGS_DIR/basic_helpmsg.log	CHECK_EXIT_CODE=$?	"$DIR_PATH/../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	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../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	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../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	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../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	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../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	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../common/check_no_patterns_found.pl" \		"No manual entry for" < $LOGS_DIR/basic_helpmsg.err	(( CHECK_EXIT_CODE += $? )) 	print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "help message"	(( TEST_RESULT += $? ))else	print_testcase_skipped "help message"fi  ### basic execution # test that perf report is even working$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data --stdio > $LOGS_DIR/basic_basic.log 2> $LOGS_DIR/basic_basic.errPERF_EXIT_CODE=$? REGEX_LOST_SAMPLES_INFO="#\s*Total Lost Samples:\s+$RE_NUMBER"REGEX_SAMPLES_INFO="#\s*Samples:\s+(?:$RE_NUMBER)\w?\s+of\s+event\s+'$RE_EVENT_ANY'"REGEX_LINES_HEADER="#\s*Children\s+Self\s+Command\s+Shared Object\s+Symbol"REGEX_LINES="\s*$RE_NUMBER%\s+$RE_NUMBER%\s+\S+\s+\[kernel\.(?:vmlinux)|(?:kallsyms)\]\s+\[[k\.]\]\s+\w+""$DIR_PATH/../common/check_all_patterns_found.pl" \	"$REGEX_LOST_SAMPLES_INFO" "$REGEX_SAMPLES_INFO" \	"$REGEX_LINES_HEADER" "$REGEX_LINES" < $LOGS_DIR/basic_basic.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"$DIR_PATH/stderr-whitelist.txt" < $LOGS_DIR/basic_basic.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "basic execution"(( TEST_RESULT += $? ))  ### number of samples # '--show-nr-samples' should show number of samples for each symbol$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --show-nr-samples > $LOGS_DIR/basic_nrsamples.log 2> $LOGS_DIR/basic_nrsamples.errPERF_EXIT_CODE=$? REGEX_LINES_HEADER="#\s*Children\s+Self\s+Samples\s+Command\s+Shared Object\s+Symbol"REGEX_LINES="\s*$RE_NUMBER%\s+$RE_NUMBER%\s+$RE_NUMBER\s+\S+\s+\[kernel\.(?:vmlinux)|(?:kallsyms)\]\s+\[[k\.]\]\s+\w+""$DIR_PATH/../common/check_all_patterns_found.pl" \	"$REGEX_LINES_HEADER" "$REGEX_LINES" < $LOGS_DIR/basic_nrsamples.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"$DIR_PATH/stderr-whitelist.txt" < $LOGS_DIR/basic_nrsamples.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "number of samples"(( TEST_RESULT += $? ))  ### header # '--header' and '--header-only' should show perf report header$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data --stdio --header-only > $LOGS_DIR/basic_header.logPERF_EXIT_CODE=$? REGEX_LINE_TIMESTAMP="#\s+captured on\s*:\s*$RE_DATE_TIME"REGEX_LINE_HOSTNAME="#\s+hostname\s*:\s*$MY_HOSTNAME"REGEX_LINE_KERNEL="#\s+os release\s*:\s*${MY_KERNEL_VERSION//+/\\+}"REGEX_LINE_PERF="#\s+perf version\s*:\s*"REGEX_LINE_ARCH="#\s+arch\s*:\s*$MY_ARCH"REGEX_LINE_CPUS_ONLINE="#\s+nrcpus online\s*:\s*$MY_CPUS_ONLINE"REGEX_LINE_CPUS_AVAIL="#\s+nrcpus avail\s*:\s*$MY_CPUS_AVAILABLE"# disable precise check for "nrcpus avail" in BASIC runmodetest $PERFTOOL_TESTSUITE_RUNMODE -lt $RUNMODE_STANDARD && REGEX_LINE_CPUS_AVAIL="#\s+nrcpus avail\s*:\s*$RE_NUMBER""$DIR_PATH/../common/check_all_patterns_found.pl" \	"$REGEX_LINE_TIMESTAMP" "$REGEX_LINE_HOSTNAME" "$REGEX_LINE_KERNEL" \	"$REGEX_LINE_PERF" "$REGEX_LINE_ARCH" "$REGEX_LINE_CPUS_ONLINE" \	"$REGEX_LINE_CPUS_AVAIL" < $LOGS_DIR/basic_header.logCHECK_EXIT_CODE=$? print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "header"(( TEST_RESULT += $? )) # '--header' and '--header-only' should use creation timeOLD_TIMESTAMP=`$CMD_PERF report --stdio --header-only -i $CURRENT_TEST_DIR/perf.data | grep "captured on"`PERF_EXIT_CODE=$? ( 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 )(( PERF_EXIT_CODE += $? )) NEW_TIMESTAMP=`$CMD_PERF report --stdio --header-only -i $HEADER_TAR_DIR/perf.data | grep "captured on"`(( PERF_EXIT_CODE += $? )) test "$OLD_TIMESTAMP" = "$NEW_TIMESTAMP"CHECK_EXIT_CODE=$? print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "header timestamp"(( TEST_RESULT += $? ))  ### show CPU utilization # '--showcpuutilization' should show percentage for both system and userspace mode$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data --stdio --showcpuutilization > $LOGS_DIR/basic_cpuut.log 2> $LOGS_DIR/basic_cpuut.errPERF_EXIT_CODE=$? REGEX_LINES_HEADER="#\s*Children\s+Self\s+sys\s+usr\s+Command\s+Shared Object\s+Symbol"REGEX_LINES="\s*$RE_NUMBER%\s+$RE_NUMBER%\s+$RE_NUMBER%\s+$RE_NUMBER%\s+\S+\s+\[kernel\.(?:vmlinux)|(?:kallsyms)\]\s+\[[k\.]\]\s+\w+""$DIR_PATH/../common/check_all_patterns_found.pl" \	"$REGEX_LINES_HEADER" "$REGEX_LINES" < $LOGS_DIR/basic_cpuut.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"$DIR_PATH/stderr-whitelist.txt" < $LOGS_DIR/basic_cpuut.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "show CPU utilization"(( TEST_RESULT += $? ))  ### pid # '--pid=' should limit the output for a process with the given pid only$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --pid=1 > $LOGS_DIR/basic_pid.log 2> $LOGS_DIR/basic_pid.errPERF_EXIT_CODE=$? grep -P -v '^#' $LOGS_DIR/basic_pid.log | grep -P '\s+[\d\.]+%' | \	"$DIR_PATH/../common/check_all_lines_matched.pl" "systemd|init"CHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"$DIR_PATH/stderr-whitelist.txt" < $LOGS_DIR/basic_pid.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "pid"(( TEST_RESULT += $? ))  ### non-existing symbol # '--symbols' should show only the given symbols$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --symbols=dummynonexistingsymbol > $LOGS_DIR/basic_symbols.log 2> $LOGS_DIR/basic_symbols.errPERF_EXIT_CODE=$? "$DIR_PATH/../common/check_all_lines_matched.pl" \	"$RE_LINE_EMPTY" "$RE_LINE_COMMENT" < $LOGS_DIR/basic_symbols.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"$DIR_PATH/stderr-whitelist.txt" < $LOGS_DIR/basic_symbols.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "non-existing symbol"(( TEST_RESULT += $? ))  ### symbol filter # '--symbol-filter' should filter symbols based on substrings$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data --symbol-filter=map > $LOGS_DIR/basic_symbolfilter.log 2> $LOGS_DIR/basic_symbolfilter.errPERF_EXIT_CODE=$? grep -P -v '^#' $LOGS_DIR/basic_symbolfilter.log | grep -P '\s+[\d\.]+%' | \	"$DIR_PATH/../common/check_all_lines_matched.pl" "\[[k\.]\]\s+.*map"CHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"$DIR_PATH/stderr-whitelist.txt" < $LOGS_DIR/basic_symbolfilter.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "symbol filter"(( TEST_RESULT += $? ))  ### latency and parallelism # Record with --latency should record with context switches.$CMD_PERF report -i $CURRENT_TEST_DIR/perf.data.1 --stdio --header-only > $LOGS_DIR/latency_header.logPERF_EXIT_CODE=$? "$DIR_PATH/../common/check_all_patterns_found.pl" \	", context_switch = 1, " < $LOGS_DIR/latency_header.logCHECK_EXIT_CODE=$? print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "latency header"(( TEST_RESULT += $? ))  # The default report for latency profile should show Overhead and Latency fields (in that order).$CMD_PERF report --stdio -i $CURRENT_TEST_DIR/perf.data.1 > $LOGS_DIR/latency_default.log 2> $LOGS_DIR/latency_default.errPERF_EXIT_CODE=$? "$DIR_PATH/../common/check_all_patterns_found.pl" \	"# Overhead   Latency  Command" < $LOGS_DIR/latency_default.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"stderr-whitelist.txt" < $LOGS_DIR/latency_default.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "default report for latency profile"(( TEST_RESULT += $? ))  # The latency report for latency profile should show Latency and Overhead fields (in that order).$CMD_PERF report --latency --stdio -i $CURRENT_TEST_DIR/perf.data.1 > $LOGS_DIR/latency_latency.log 2> $LOGS_DIR/latency_latency.errPERF_EXIT_CODE=$? "$DIR_PATH/../common/check_all_patterns_found.pl" \	"#  Latency  Overhead  Command" < $LOGS_DIR/latency_latency.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"stderr-whitelist.txt" < $LOGS_DIR/latency_latency.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "latency report for latency profile"(( TEST_RESULT += $? ))  # Ensure parallelism histogram with parallelism filter does not fail/crash.$CMD_PERF report --hierarchy --sort latency,parallelism,comm,symbol --parallelism=1,2 --stdio -i $CURRENT_TEST_DIR/perf.data.1 > $LOGS_DIR/parallelism_hierarchy.log 2> $LOGS_DIR/parallelism_hierarchy.errPERF_EXIT_CODE=$? "$DIR_PATH/../common/check_all_patterns_found.pl" \	"#           Latency  Parallelism / Command / Symbol" \	< $LOGS_DIR/parallelism_hierarchy.logCHECK_EXIT_CODE=$?"$DIR_PATH/../common/check_errors_whitelisted.pl" \	"stderr-whitelist.txt" < $LOGS_DIR/parallelism_hierarchy.err(( CHECK_EXIT_CODE += $? )) print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "parallelism histogram"(( TEST_RESULT += $? ))  # TODO: $CMD_PERF report -n --showcpuutilization -TUxDg 2> 01.log # print overall resultsprint_overall_results "$TEST_RESULT"exit $?