[RFC PATCH v2 9/9] perf test: Add perf sysinfo shell test

From: Ian Rogers

Date: Sat Oct 17 2026 - 14:56:40 EST


Add a shell test exercising default 'perf sysinfo' summary output,
'--pmus' per-PMU output, '-j' JSON validation, PMU glob filtering, and
'-i perf.data' inspection.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/tests/shell/sysinfo.sh | 71 +++++++++++++++++++++++++++++++
1 file changed, 71 insertions(+)
create mode 100755 tools/perf/tests/shell/sysinfo.sh

diff --git a/tools/perf/tests/shell/sysinfo.sh b/tools/perf/tests/shell/sysinfo.sh
new file mode 100755
index 000000000000..40e90af6dca2
--- /dev/null
+++ b/tools/perf/tests/shell/sysinfo.sh
@@ -0,0 +1,71 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# perf sysinfo tests
+
+set -e
+
+shelldir=$(dirname "$0")
+. "${shelldir}"/lib/setup_python.sh
+
+sysinfo_output=$(mktemp /tmp/__perf_test.sysinfo_output.XXXXX)
+perf_data=$(mktemp /tmp/__perf_test.sysinfo.perf.data.XXXXX)
+
+cleanup() {
+ rm -f "${sysinfo_output}" "${perf_data}" "${perf_data}.old"
+ trap - EXIT TERM INT
+}
+
+trap_cleanup() {
+ cleanup
+ exit 1
+}
+trap trap_cleanup EXIT TERM INT
+
+test_sysinfo_default() {
+ echo "Default perf sysinfo output test"
+ perf sysinfo -o "${sysinfo_output}"
+ grep -q "^Summary:" "${sysinfo_output}"
+ grep -q "System rating:" "${sysinfo_output}"
+ perf sysinfo --pmus -o "${sysinfo_output}"
+ grep -q "^software (" "${sysinfo_output}"
+ grep -q "^Summary:" "${sysinfo_output}"
+ echo "Default perf sysinfo output test [Success]"
+}
+
+test_sysinfo_json() {
+ echo "Json perf sysinfo output test"
+ perf sysinfo -j -o "${sysinfo_output}"
+ $PYTHON -m json.tool "${sysinfo_output}" /dev/null
+ echo "Json perf sysinfo output test [Success]"
+}
+
+test_sysinfo_filter() {
+ echo "Filtered perf sysinfo output test"
+ perf sysinfo -o "${sysinfo_output}" software
+ grep -q "^software (" "${sysinfo_output}"
+ grep -q "Sample types:.*ip" "${sysinfo_output}"
+ grep -q "User registers:" "${sysinfo_output}"
+ grep -q "Intr registers:" "${sysinfo_output}"
+ grep -q "Features:.*leader_sampling" "${sysinfo_output}"
+ grep -q "Features:.*sw_grouping" "${sysinfo_output}"
+ echo "Filtered perf sysinfo output test [Success]"
+}
+
+test_sysinfo_perf_data() {
+ echo "perf.data perf sysinfo test"
+ perf record -e software/cpu-clock/u -o "${perf_data}" -- true 2>/dev/null
+ perf sysinfo -i "${perf_data}" -o "${sysinfo_output}"
+ grep -q "^Summary:" "${sysinfo_output}"
+ perf sysinfo --pmus -i "${perf_data}" -o "${sysinfo_output}"
+ grep -q "software" "${sysinfo_output}"
+ perf sysinfo -i "${perf_data}" -j -o "${sysinfo_output}"
+ $PYTHON -m json.tool "${sysinfo_output}" /dev/null
+ echo "perf.data perf sysinfo test [Success]"
+}
+
+test_sysinfo_default
+test_sysinfo_json
+test_sysinfo_filter
+test_sysinfo_perf_data
+cleanup
+exit 0
--
2.56.0.212.g129ede20d9-goog