1#!/bin/bash 2# perf all metricgroups test 3# SPDX-License-Identifier: GPL-2.0 4 5ParanoidAndNotRoot() 6{ 7 [ "$(id -u)" != 0 ] && [ "$(cat /proc/sys/kernel/perf_event_paranoid)" -gt $1 ] 8} 9 10system_wide_flag="-a" 11if ParanoidAndNotRoot 0 12then 13 system_wide_flag="" 14fi 15err=0 16for m in $(perf list --raw-dump metricgroups) 17do 18 echo "Testing $m" 19 result=$(perf stat -M "$m" $system_wide_flag sleep 0.01 2>&1) 20 result_err=$? 21 if [[ $result_err -gt 0 ]] 22 then 23 if [[ "$result" =~ \ 24 "Access to performance monitoring and observability operations is limited" ]] 25 then 26 echo "Permission failure" 27 echo $result 28 if [[ $err -eq 0 ]] 29 then 30 err=2 # Skip 31 fi 32 elif [[ "$result" =~ "in per-thread mode, enable system wide" ]] 33 then 34 echo "Permissions - need system wide mode" 35 echo $result 36 if [[ $err -eq 0 ]] 37 then 38 err=2 # Skip 39 fi 40 else 41 echo "Metric group $m failed" 42 echo $result 43 err=1 # Fail 44 fi 45 fi 46done 47 48exit $err 49