• Namhyung Kim's avatar
    perf test: Add cgroup sampling test · 5cc698ba
    Namhyung Kim authored
    Add it to the record.sh shell test to verify if it tracks cgroup
    information correctly.  It records with --all-cgroups option can check
    if it has PERF_RECORD_CGROUP and the names are not "unknown".
    
      $ sudo ./perf test -vv 95
       95: perf record tests:
      --- start ---
      test child forked, pid 2871922
       169c90-169cd0 g test_loop
      perf does have symbol 'test_loop'
      Basic --per-thread mode test
      Basic --per-thread mode test [Success]
      Register capture test
      Register capture test [Success]
      Basic --system-wide mode test
      Basic --system-wide mode test [Success]
      Basic target workload test
      Basic target workload test [Success]
      Branch counter test
      branch counter feature not supported on all core PMUs (/sys/bus/event_source/devices/cpu) [Skipped]
      Cgroup sampling test
      Cgroup sampling test [Success]
      ---- end(0) ----
       95: perf record tests                                               : Ok
    Reviewed-by: default avatarIan Rogers <irogers@google.com>
    Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
    Cc: Adrian Hunter <adrian.hunter@intel.com>
    Cc: Ingo Molnar <mingo@kernel.org>
    Cc: Jiri Olsa <jolsa@kernel.org>
    Cc: Kan Liang <kan.liang@linux.intel.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Link: https://lore.kernel.org/r/20240818212948.2873156-2-namhyung@kernel.orgSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
    5cc698ba
record.sh 6.17 KB