Lines Matching refs:perf
15 from devil.android.perf import perf_control
37 # In perf 3.13 --call-graph requires an argument, so use the -g short-hand
71 self._device.KillAll('perf', signum=signal.SIGINT)
82 self._FailWithLog('Perf recorded no data')
89 self._FailWithLog('Perf recorded a zero-sized file')
105 return 'perf profile'
143 return trace_result.TraceResult('perf', trace_data)
163 os.path.expandvars('$USER-perf-symfs'))
168 # Download the recorded perf profile.
174 logging.warning('No libraries required by perf trace. Most likely there '
185 ui.PrintMessage('\nNote: to view the profile in perf, run:')
189 # Convert the perf profile into JSON.
198 logging.warning('Perf data to JSON conversion failed. The result will '
199 'not contain any perf samples. You can still view the '
200 'perf data manually as shown above.')
235 options = optparse.OptionGroup(parser, 'Perf profiling options')
236 options.add_option('-p', '--perf', help='Capture a perf profile with '
