148 lines
3.0 KiB
Bash
Executable File
148 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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# perf stat CSV output linter
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# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
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# Tests various perf stat CSV output commands for the
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# correct number of fields and the CSV separator set to ','.
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set -e
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pythonchecker=$(dirname $0)/lib/perf_csv_output_lint.py
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if [ "x$PYTHON" == "x" ]
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then
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if which python3 > /dev/null
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then
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PYTHON=python3
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elif which python > /dev/null
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then
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PYTHON=python
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else
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echo Skipping test, python not detected please set environment variable PYTHON.
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exit 2
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fi
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fi
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# Return true if perf_event_paranoid is > $1 and not running as root.
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function ParanoidAndNotRoot()
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{
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[ $(id -u) != 0 ] && [ $(cat /proc/sys/kernel/perf_event_paranoid) -gt $1 ]
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}
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check_no_args()
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{
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echo -n "Checking CSV output: no args "
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perf stat -x, true 2>&1 | $PYTHON $pythonchecker --no-args
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echo "[Success]"
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}
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check_system_wide()
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{
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echo -n "Checking CSV output: system wide "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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perf stat -x, -a true 2>&1 | $PYTHON $pythonchecker --system-wide
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echo "[Success]"
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}
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check_system_wide_no_aggr()
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{
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echo -n "Checking CSV output: system wide "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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echo -n "Checking CSV output: system wide no aggregation "
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perf stat -x, -A -a --no-merge true 2>&1 | $PYTHON $pythonchecker --system-wide-no-aggr
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echo "[Success]"
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}
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check_interval()
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{
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echo -n "Checking CSV output: interval "
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perf stat -x, -I 1000 true 2>&1 | $PYTHON $pythonchecker --interval
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echo "[Success]"
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}
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check_event()
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{
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echo -n "Checking CSV output: event "
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perf stat -x, -e cpu-clock true 2>&1 | $PYTHON $pythonchecker --event
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echo "[Success]"
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}
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check_per_core()
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{
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echo -n "Checking CSV output: per core "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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perf stat -x, --per-core -a true 2>&1 | $PYTHON $pythonchecker --per-core
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echo "[Success]"
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}
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check_per_thread()
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{
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echo -n "Checking CSV output: per thread "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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perf stat -x, --per-thread -a true 2>&1 | $PYTHON $pythonchecker --per-thread
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echo "[Success]"
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}
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check_per_die()
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{
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echo -n "Checking CSV output: per die "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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perf stat -x, --per-die -a true 2>&1 | $PYTHON $pythonchecker --per-die
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echo "[Success]"
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}
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check_per_node()
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{
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echo -n "Checking CSV output: per node "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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perf stat -x, --per-node -a true 2>&1 | $PYTHON $pythonchecker --per-node
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echo "[Success]"
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}
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check_per_socket()
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{
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echo -n "Checking CSV output: per socket "
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if ParanoidAndNotRoot 0
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then
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echo "[Skip] paranoid and not root"
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return
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fi
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perf stat -x, --per-socket -a true 2>&1 | $PYTHON $pythonchecker --per-socket
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echo "[Success]"
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}
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check_no_args
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check_system_wide
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check_system_wide_no_aggr
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check_interval
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check_event
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check_per_core
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check_per_thread
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check_per_die
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check_per_node
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check_per_socket
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exit 0
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