perf record ls
perf report
 
perf record할때 -e 로 특정 이벤트를 줄 수 있으며, perf list에서 줄 수 있는 이벤트들을 확인할 수 있음
 

perf record --call-graph fp ls
perf report -g
 
 
 
 usage: perf [--version] [--help] COMMAND [ARGS]
 The most commonly used perf commands are:
  annotate        Read perf.data (created by perf record) and display annotated code
  archive        Create archive with object files with build-ids found in perf.data file
  bench          General framework for benchmark suites
  buildid-cache  Manage build-id cache.
  buildid-list    List the buildids in a perf.data file
  diff            Read two perf.data files and display the differential profile
  evlist          List the event names in a perf.data file
  inject          Filter to augment the events stream with additional information
  kmem            Tool to trace/measure kernel memory(slab) properties
  kvm            Tool to trace/measure kvm guest os
  list            List all symbolic event types
  lock            Analyze lock events
  probe          Define new dynamic tracepoints
  record          Run a command and record its profile into perf.data
  report          Read perf.data (created by perf record) and display the profile
  sched          Tool to trace/measure scheduler properties (latencies)
  script          Read perf.data (created by perf record) and display trace output
  stat            Run a command and gather performance counter statistics
  test            Runs sanity tests.
  timechart      Tool to visualize total system behavior during a workload
  top            System profiling tool.
 See 'perf help COMMAND' for more information on a specific command.
 
 
 
https://perf.wiki.kernel.org/index.php/Tutorial