19 lines
676 B
Bash
Executable file
19 lines
676 B
Bash
Executable file
#!/bin/bash
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# test Intel TPEBS counting mode
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# SPDX-License-Identifier: GPL-2.0
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set -e
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grep -q GenuineIntel /proc/cpuinfo || { echo Skipping non-Intel; exit 2; }
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# Use this event for testing because it should exist in all platforms
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event=cache-misses:R
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# Without this cmd option, default value or zero is returned
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echo "Testing without --record-tpebs"
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result=$(perf stat -e "$event" true 2>&1)
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[[ "$result" =~ $event ]] || exit 1
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# In platforms that do not support TPEBS, it should execute without error.
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echo "Testing with --record-tpebs"
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result=$(perf stat -e "$event" --record-tpebs -a sleep 0.01 2>&1)
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[[ "$result" =~ "perf record" && "$result" =~ $event ]] || exit 1
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