diff options
Diffstat (limited to 'tools/perf/tests/shell/record.sh')
-rwxr-xr-x | tools/perf/tests/shell/record.sh | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh new file mode 100755 index 0000000000..4fbc74805d --- /dev/null +++ b/tools/perf/tests/shell/record.sh @@ -0,0 +1,163 @@ +#!/bin/sh +# perf record tests +# SPDX-License-Identifier: GPL-2.0 + +set -e + +shelldir=$(dirname "$0") +. "${shelldir}"/lib/waiting.sh + +err=0 +perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX) +testprog="perf test -w thloop" +testsym="test_loop" + +cleanup() { + rm -rf "${perfdata}" + rm -rf "${perfdata}".old + + trap - EXIT TERM INT +} + +trap_cleanup() { + cleanup + exit 1 +} +trap trap_cleanup EXIT TERM INT + +test_per_thread() { + echo "Basic --per-thread mode test" + if ! perf record -o /dev/null --quiet ${testprog} 2> /dev/null + then + echo "Per-thread record [Skipped event not supported]" + return + fi + if ! perf record --per-thread -o "${perfdata}" ${testprog} 2> /dev/null + then + echo "Per-thread record [Failed record]" + err=1 + return + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "Per-thread record [Failed missing output]" + err=1 + return + fi + + # run the test program in background (for 30 seconds) + ${testprog} 30 & + TESTPID=$! + + rm -f "${perfdata}" + + wait_for_threads ${TESTPID} 2 + perf record -p "${TESTPID}" --per-thread -o "${perfdata}" sleep 1 2> /dev/null + kill ${TESTPID} + + if [ ! -e "${perfdata}" ] + then + echo "Per-thread record [Failed record -p]" + err=1 + return + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "Per-thread record [Failed -p missing output]" + err=1 + return + fi + + echo "Basic --per-thread mode test [Success]" +} + +test_register_capture() { + echo "Register capture test" + if ! perf list | grep -q 'br_inst_retired.near_call' + then + echo "Register capture test [Skipped missing event]" + return + fi + if ! perf record --intr-regs=\? 2>&1 | grep -q 'available registers: AX BX CX DX SI DI BP SP IP FLAGS CS SS R8 R9 R10 R11 R12 R13 R14 R15' + then + echo "Register capture test [Skipped missing registers]" + return + fi + if ! perf record -o - --intr-regs=di,r8,dx,cx -e br_inst_retired.near_call \ + -c 1000 --per-thread ${testprog} 2> /dev/null \ + | perf script -F ip,sym,iregs -i - 2> /dev/null \ + | grep -q "DI:" + then + echo "Register capture test [Failed missing output]" + err=1 + return + fi + echo "Register capture test [Success]" +} + +test_system_wide() { + echo "Basic --system-wide mode test" + if ! perf record -aB --synth=no -o "${perfdata}" ${testprog} 2> /dev/null + then + echo "System-wide record [Skipped not supported]" + return + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "System-wide record [Failed missing output]" + err=1 + return + fi + if ! perf record -aB --synth=no -e cpu-clock,cs --threads=cpu \ + -o "${perfdata}" ${testprog} 2> /dev/null + then + echo "System-wide record [Failed record --threads option]" + err=1 + return + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "System-wide record [Failed --threads missing output]" + err=1 + return + fi + echo "Basic --system-wide mode test [Success]" +} + +test_workload() { + echo "Basic target workload test" + if ! perf record -o "${perfdata}" ${testprog} 2> /dev/null + then + echo "Workload record [Failed record]" + err=1 + return + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "Workload record [Failed missing output]" + err=1 + return + fi + if ! perf record -e cpu-clock,cs --threads=package \ + -o "${perfdata}" ${testprog} 2> /dev/null + then + echo "Workload record [Failed record --threads option]" + err=1 + return + fi + if ! perf report -i "${perfdata}" -q | grep -q "${testsym}" + then + echo "Workload record [Failed --threads missing output]" + err=1 + return + fi + echo "Basic target workload test [Success]" +} + +test_per_thread +test_register_capture +test_system_wide +test_workload + +cleanup +exit $err |