def loadInstrumentationData(self, traceName):
"""
Load previously computed instrumentation data for a trace file.
@param traceName: Trace for which data should be loaded.
"""
if not traceName in self.analyzer.traces:
self.analyzer.fail("Trace not found: %s" % traceName)
if not traceName in self.analyzer.traceFiles:
self.analyzer.fail("The trace file for trace %s is not known." %
traceName)
trace = self.analyzer.traces[traceName]
traceFileName = self.analyzer.traceFiles[traceName]
logFile = Instrumentation.instrumentationLogFileName(traceFileName)
if not os.path.exists(logFile):
self.analyzer.fail(
"Instrumentation log file not found (try the 'play' command): %s"
% logFile)
Instrumentation.loadInstrumentationData(self.analyzer, trace, logFile)
self.analyzer.reportInfo("Instrumentation data loaded for trace %s." %
traceName)
def playTrace(self,
traceName,
eventRange=None,
profile=False,
saveFrames=False,
checkCoherence=True,
synchronize=False):
"""
Play back a trace file using a generated trace player.
@param traceName: Trace to play.
@param eventRange: Range of events to play, or all events by default.
@param profile: Should instrumentation data be collected or not.
@param saveFrames: Should frame buffer snapshots be saved or not.
@param checkCoherence: Verify that the trace is properly normalized before playing.
@param sychronize: Attempt to match the original trace timings.
"""
if not traceName in self.analyzer.traces:
self.analyzer.fail("Trace not found: %s" % traceName)
trace = self.analyzer.traces[traceName]
traceFileName = self.analyzer.traceFiles.get(traceName, None)
profile = self.analyzer.parseBoolean(profile)
saveFrames = self.analyzer.parseBoolean(saveFrames)
checkCoherence = self.analyzer.parseBoolean(checkCoherence)
synchronize = self.analyzer.parseBoolean(synchronize)
# Create a temporary trace that only contains the needed events
if eventRange is not None:
firstEvent, lastEvent = self.analyzer.parseEventRange(
trace, eventRange)
traceFileName = None
trace = TraceOperations.extract(trace, firstEvent, lastEvent)
# Create a player
player = Player.createPlayer(self.analyzer)
# Play it
self.analyzer.reportInfo("Playing trace.")
logFile = player.play(trace,
traceFileName,
profile=profile,
saveFrames=saveFrames,
checkCoherence=checkCoherence,
synchronize=synchronize)
# Load the instrumentation data if it exists
if profile and logFile:
Instrumentation.loadInstrumentationData(self.analyzer, trace,
logFile)
self.analyzer.reportInfo(
"Instrumentation data loaded for trace %s." % traceName)
def loadInstrumentationData(self, traceName):
"""
Load previously computed instrumentation data for a trace file.
@param traceName: Trace for which data should be loaded.
"""
if not traceName in self.analyzer.traces:
self.analyzer.fail("Trace not found: %s" % traceName)
if not traceName in self.analyzer.traceFiles:
self.analyzer.fail("The trace file for trace %s is not known." % traceName)
trace = self.analyzer.traces[traceName]
traceFileName = self.analyzer.traceFiles[traceName]
logFile = Instrumentation.instrumentationLogFileName(traceFileName)
if not os.path.exists(logFile):
self.analyzer.fail("Instrumentation log file not found (try the 'play' command): %s" % logFile)
Instrumentation.loadInstrumentationData(self.analyzer, trace, logFile)
self.analyzer.reportInfo("Instrumentation data loaded for trace %s." % traceName)
def playTrace(self, traceName, eventRange = None, profile = False, saveFrames = False, checkCoherence = True,
synchronize = False):
"""
Play back a trace file using a generated trace player.
@param traceName: Trace to play.
@param eventRange: Range of events to play, or all events by default.
@param profile: Should instrumentation data be collected or not.
@param saveFrames: Should frame buffer snapshots be saved or not.
@param checkCoherence: Verify that the trace is properly normalized before playing.
@param sychronize: Attempt to match the original trace timings.
"""
if not traceName in self.analyzer.traces:
self.analyzer.fail("Trace not found: %s" % traceName)
trace = self.analyzer.traces[traceName]
traceFileName = self.analyzer.traceFiles.get(traceName, None)
profile = self.analyzer.parseBoolean(profile)
saveFrames = self.analyzer.parseBoolean(saveFrames)
checkCoherence = self.analyzer.parseBoolean(checkCoherence)
synchronize = self.analyzer.parseBoolean(synchronize)
# Create a temporary trace that only contains the needed events
if eventRange is not None:
firstEvent, lastEvent = self.analyzer.parseEventRange(trace, eventRange)
traceFileName = None
trace = TraceOperations.extract(trace, firstEvent, lastEvent)
# Create a player
player = Player.createPlayer(self.analyzer)
# Play it
self.analyzer.reportInfo("Playing trace.")
logFile = player.play(trace, traceFileName, profile = profile, saveFrames = saveFrames,
checkCoherence = checkCoherence, synchronize = synchronize)
# Load the instrumentation data if it exists
if profile and logFile:
Instrumentation.loadInstrumentationData(self.analyzer, trace, logFile)
self.analyzer.reportInfo("Instrumentation data loaded for trace %s." % traceName)
