| #!/bin/bash | |
| # perf all metrics test | |
| # SPDX-License-Identifier: GPL-2.0 | |
| ParanoidAndNotRoot() | |
| { | |
| [ "$(id -u)" != 0 ] && [ "$(cat /proc/sys/kernel/perf_event_paranoid)" -gt $1 ] | |
| } | |
| test_prog="true" | |
| system_wide_flag="-a" | |
| if ParanoidAndNotRoot 0 | |
| then | |
| system_wide_flag="" | |
| test_prog="perf test -w noploop 0.01" | |
| fi | |
| check_metric() { | |
| local output="$1" | |
| local status="$2" | |
| local metric="$3" | |
| if [[ $status -ne 0 || ! "$output" =~ ${metric:0:50} ]]; then | |
| return 1 | |
| fi | |
| if [[ "$output" =~ "<not counted>" || "$output" =~ "<not supported>" ]]; then | |
| return 1 | |
| fi | |
| return 0 | |
| } | |
| skip=0 | |
| err=3 | |
| for m in $(perf list --raw-dump metrics); do | |
| echo "Testing $m" | |
| result=$(perf stat -M "$m" $system_wide_flag -- $test_prog 2>&1) | |
| result_err=$? | |
| if check_metric "$result" $result_err "$m"; then | |
| if [[ "$err" -ne 1 ]] | |
| then | |
| err=0 | |
| fi | |
| continue | |
| fi | |
| if [[ "$result" =~ "Access to performance monitoring and observability operations is limited" || \ | |
| "$result" =~ "in per-thread mode, enable system wide" || \ | |
| "$result" =~ "<not supported>" || \ | |
| "$result" =~ "Cannot resolve IDs for" || \ | |
| "$result" =~ "No supported events found" || \ | |
| "$result" =~ "FP_ARITH" || \ | |
| "$result" =~ "AMX" || \ | |
| "$result" =~ "PMM" ]] | |
| then | |
| true | |
| else | |
| result=$(perf stat -M "$m" $system_wide_flag -- perf test -w noploop 0.1 2>&1) | |
| result_err=$? | |
| if check_metric "$result" $result_err "$m"; then | |
| if [[ "$err" -ne 1 ]] | |
| then | |
| err=0 | |
| fi | |
| continue | |
| fi | |
| fi | |
| # If retry also failed, determine if we skip, ignore, or fail | |
| if [[ "$result" =~ "Access to performance monitoring and observability operations is limited" ]] | |
| then | |
| echo "[Skipped $m] Permission failure" | |
| echo $result | |
| if [[ $err -eq 0 ]] | |
| then | |
| skip=1 | |
| fi | |
| continue | |
| elif [[ "$result" =~ "in per-thread mode, enable system wide" ]] | |
| then | |
| echo "[Skipped $m] Permissions - need system wide mode" | |
| echo $result | |
| if [[ $err -eq 0 ]] | |
| then | |
| skip=1 | |
| fi | |
| continue | |
| elif [[ "$result" =~ "<not supported>" || \ | |
| "$result" =~ "Cannot resolve IDs for" || \ | |
| "$result" =~ "No supported events found" ]] | |
| then | |
| if [[ $(perf list --raw-dump $m) == "Default"* ]] | |
| then | |
| echo "[Ignored $m] failed but as a Default metric this can be expected" | |
| echo $result | |
| continue | |
| fi | |
| echo "[Skipped $m] Not supported events" | |
| echo $result | |
| if [[ $err -eq 0 ]] | |
| then | |
| skip=1 | |
| fi | |
| continue | |
| elif [[ "$result" =~ "<not counted>" ]] | |
| then | |
| echo "[Skipped $m] Not counted events" | |
| echo $result | |
| if [[ $err -eq 0 ]] | |
| then | |
| skip=1 | |
| fi | |
| continue | |
| elif [[ "$result" =~ "FP_ARITH" || "$result" =~ "AMX" ]] | |
| then | |
| echo "[Skipped $m] FP issues" | |
| echo $result | |
| if [[ $err -eq 0 ]] | |
| then | |
| skip=1 | |
| fi | |
| continue | |
| elif [[ "$result" =~ "PMM" ]] | |
| then | |
| echo "[Skipped $m] Optane memory issues" | |
| echo $result | |
| if [[ $err -eq 0 ]] | |
| then | |
| skip=1 | |
| fi | |
| continue | |
| fi | |
| echo "[Failed $m] has non-zero error '$result_err' or not printed/counted in:" | |
| echo "$result" | |
| err=1 | |
| done | |
| # return SKIP only if no success returned | |
| if [[ "$err" -eq 3 && "$skip" -eq 1 ]] | |
| then | |
| err=2 | |
| fi | |
| exit "$err" |