1#!/bin/bash 2# perf all metrics 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 10test_prog="sleep 0.01" 11system_wide_flag="-a" 12if ParanoidAndNotRoot 0 13then 14 system_wide_flag="" 15 test_prog="perf test -w noploop" 16fi 17 18err=0 19for m in $(perf list --raw-dump metrics); do 20 echo "Testing $m" 21 result=$(perf stat -M "$m" $system_wide_flag -- $test_prog 2>&1) 22 result_err=$? 23 if [[ $result_err -eq 0 && "$result" =~ ${m:0:50} ]] 24 then 25 # No error result and metric shown. 26 continue 27 fi 28 if [[ "$result" =~ "Cannot resolve IDs for" || "$result" =~ "No supported events found" ]] 29 then 30 if [[ "$m" == @(l1_prefetch_miss_rate|stalled_cycles_per_instruction) ]] 31 then 32 # Default metrics that may use unsupported events. 33 continue 34 fi 35 echo "Metric contains missing events" 36 echo $result 37 err=1 # Fail 38 continue 39 elif [[ "$result" =~ \ 40 "Access to performance monitoring and observability operations is limited" ]] 41 then 42 echo "Permission failure" 43 echo $result 44 if [[ $err -eq 0 ]] 45 then 46 err=2 # Skip 47 fi 48 continue 49 elif [[ "$result" =~ "in per-thread mode, enable system wide" ]] 50 then 51 echo "Permissions - need system wide mode" 52 echo $result 53 if [[ $err -eq 0 ]] 54 then 55 err=2 # Skip 56 fi 57 continue 58 elif [[ "$result" =~ "<not supported>" ]] 59 then 60 echo "Not supported events" 61 echo $result 62 if [[ $err -eq 0 ]] 63 then 64 err=2 # Skip 65 fi 66 continue 67 elif [[ "$result" =~ "<not counted>" ]] 68 then 69 echo "Not counted events" 70 echo $result 71 if [[ $err -eq 0 ]] 72 then 73 err=2 # Skip 74 fi 75 continue 76 elif [[ "$result" =~ "FP_ARITH" || "$result" =~ "AMX" ]] 77 then 78 echo "FP issues" 79 echo $result 80 if [[ $err -eq 0 ]] 81 then 82 err=2 # Skip 83 fi 84 continue 85 elif [[ "$result" =~ "PMM" ]] 86 then 87 echo "Optane memory issues" 88 echo $result 89 if [[ $err -eq 0 ]] 90 then 91 err=2 # Skip 92 fi 93 continue 94 fi 95 96 # Failed, possibly the workload was too small so retry with something longer. 97 result=$(perf stat -M "$m" $system_wide_flag -- perf bench internals synthesize 2>&1) 98 result_err=$? 99 if [[ $result_err -eq 0 && "$result" =~ ${m:0:50} ]] 100 then 101 # No error result and metric shown. 102 continue 103 fi 104 echo "Metric '$m' has non-zero error '$result_err' or not printed in:" 105 echo "$result" 106 err=1 107done 108 109exit "$err" 110