def run_exp(self):
self.__check_system()
succ = False
try:
self.__setup()
try:
self.__run_tasks()
self.log("Saving results in %s" % self.finished_dir)
succ = True
except:
traceback.print_exc()
self.__kill_all()
raise ExperimentFailed(self.name)
finally:
self.__teardown()
finally:
self.log("Switching to Linux scheduler")
# Give the tasks 10 seconds to finish before bailing
start = time.time()
while lu.all_tasks() > 0:
if time.time() - start < 10.0:
raise SystemCorrupted("%d tasks still running!" %
lu.all_tasks())
lu.switch_scheduler("Linux")
if succ:
self.__save_results()
self.log("Experiment done!")
def __setup(self):
self.__make_dirs()
self.__assign_executable_cwds()
self.__setup_tracers()
self.log("Writing %d proc entries" % len(self.proc_entries))
map(methodcaller('write_proc'), self.proc_entries)
self.log("Starting %d regular tracers" % len(self.regular_tracers))
map(methodcaller('start_tracing'), self.regular_tracers)
time.sleep(1)
self.log("Switching to %s" % self.scheduler)
lu.switch_scheduler(self.scheduler)
time.sleep(1)
self.exec_out = open('%s/exec-out.txt' % self.working_dir, 'w')
self.exec_err = open('%s/exec-err.txt' % self.working_dir, 'w')
def set_out(executable):
executable.stdout_file = self.exec_out
executable.stderr_file = self.exec_err
map(set_out, self.executables)
def setup(self):
self.log("Writing %d proc entries" % len(self.proc_entries))
map(methodcaller('write_proc'), self.proc_entries)
self.log("Switching to %s" % self.scheduler)
lu.switch_scheduler(self.scheduler)
self.log("Starting %d tracers" % len(self.tracers))
map(methodcaller('start_tracing'), self.tracers)
self.exec_out = open('%s/exec-out.txt' % self.working_dir, 'w')
self.exec_err = open('%s/exec-err.txt' % self.working_dir, 'w')
def set_out(executable):
executable.stdout_file = self.exec_out
executable.stderr_file = self.exec_err
map(set_out, self.executables)
def __to_linux(self):
msgs = []
sched = lu.scheduler()
if sched != "Linux":
self.log("Switching back to Linux scheduler")
try:
lu.switch_scheduler("Linux")
except:
msgs += ["Scheduler is %s, cannot switch to Linux!" % sched]
running = lu.all_tasks()
if running:
msgs += ["%d real-time tasks still running!" % running]
if msgs:
raise SystemCorrupted("\n".join(msgs))
def __to_linux(self):
msgs = []
sched = lu.scheduler()
if sched != "Linux":
self.log("Switching back to Linux scheduler")
try:
lu.switch_scheduler("Linux")
except:
msgs += ["Scheduler is %s, cannot switch to Linux!" % sched]
running = lu.all_tasks()
if running:
msgs += ["%d real-time tasks still running!" % running]
if msgs:
raise SystemCorrupted("\n".join(msgs))
def run_exp(self):
succ = False
try:
self.setup()
try:
self.__run_tasks()
self.log("Saving results in %s" % self.finished_dir)
succ = True
finally:
self.teardown()
finally:
self.log("Switching to Linux scheduler")
lu.switch_scheduler("Linux")
if succ:
self.__save_results()
self.log("Experiment done!")
def __setup(self):
self.__make_dirs()
self.__assign_executable_cwds()
self.__setup_tracers()
self.log("Writing %d proc entries" % len(self.proc_entries))
map(methodcaller('write_proc'), self.proc_entries)
self.log("Starting %d regular tracers" % len(self.regular_tracers))
map(methodcaller('start_tracing'), self.regular_tracers)
time.sleep(1)
self.log("Switching to %s" % self.scheduler)
lu.switch_scheduler(self.scheduler)
time.sleep(1)
self.exec_out = open('%s/exec-out.txt' % self.working_dir, 'w')
self.exec_err = open('%s/exec-err.txt' % self.working_dir, 'w')
def set_out(executable):
executable.stdout_file = self.exec_out
executable.stderr_file = self.exec_err
map(set_out, self.executables)