def load_experiment(sched_file, scheduler, duration, param_file, out_dir):
if not os.path.isfile(sched_file):
raise IOError("Cannot find schedule file: %s" % sched_file)
dir_name, fname = os.path.split(sched_file)
exp_name = os.path.split(dir_name)[1] + "/" + fname
params = {}
kernel = copts = ""
param_file = param_file or \
"%s/%s" % (dir_name, conf.DEFAULTS['params_file'])
if os.path.isfile(param_file):
params = com.load_params(param_file)
scheduler = scheduler or params[conf.PARAMS['sched']]
duration = duration or params[conf.PARAMS['dur']]
# Experiments can specify required kernel name
if conf.PARAMS['kernel'] in params:
kernel = params[conf.PARAMS['kernel']]
# Or required config options
if conf.PARAMS['copts'] in params:
copts = params[conf.PARAMS['copts']]
duration = duration or conf.DEFAULTS['duration']
if not scheduler:
raise IOError("Parameter scheduler not specified in %s" % (param_file))
# Parse schedule file's intentions
schedule = load_schedule(sched_file)
work_dir = "%s/tmp" % dir_name
fix_paths(schedule, os.path.split(sched_file)[0], sched_file)
verify_environment(kernel, copts)
run_exp(exp_name, schedule, scheduler, kernel, duration, work_dir, out_dir)
# Save parameters used to run experiment in out_dir
out_params = dict(params.items() +
[(conf.PARAMS['sched'], scheduler),
(conf.PARAMS['tasks'], len(schedule['spin'])),
(conf.PARAMS['dur'], duration)])
# Feather-trace clock frequency saved for accurate overhead parsing
ft_freq = com.ft_freq()
if ft_freq:
out_params[conf.PARAMS['cycles']] = ft_freq
with open("%s/%s" % (out_dir, conf.DEFAULTS['params_file']), 'w') as f:
f.write(str(out_params))
def load_experiment(sched_file, cmd_scheduler, cmd_duration,
param_file, out_dir, ignore, jabber):
'''Load and parse data from files and run result.'''
if not os.path.isfile(sched_file):
raise IOError("Cannot find schedule file: %s" % sched_file)
dir_name, fname = os.path.split(sched_file)
exp_name = os.path.split(dir_name)[1] + "/" + fname
work_dir = "%s/tmp" % dir_name
# Load parameter file
param_file = param_file or \
"%s/%s" % (dir_name, conf.DEFAULTS['params_file'])
if os.path.isfile(param_file):
file_params = com.load_params(param_file)
else:
file_params = {}
# Create input needed by Experiment
exp_params = get_exp_params(cmd_scheduler, cmd_duration, file_params)
procs, execs = load_schedule(exp_name, sched_file, exp_params.duration)
exp = Experiment(exp_name, exp_params.scheduler, work_dir, out_dir,
procs, execs, exp_params.tracers)
if not ignore:
verify_environment(exp_params)
run_parameter(dir_name, work_dir, file_params, 'pre')
exp.run_exp()
run_parameter(dir_name, out_dir, file_params, 'post')
if jabber:
jabber.send("Completed '%s'" % exp_name)
# Save parameters used to run experiment in out_dir
out_params = dict(file_params.items() +
[(conf.PARAMS['sched'], exp_params.scheduler),
(conf.PARAMS['tasks'], len(execs)),
(conf.PARAMS['dur'], exp_params.duration)])
# Feather-trace clock frequency saved for accurate overhead parsing
ft_freq = com.ft_freq()
if ft_freq:
out_params[conf.PARAMS['cycles']] = ft_freq
with open("%s/%s" % (out_dir, conf.DEFAULTS['params_file']), 'w') as f:
f.write(str(out_params))
def run_experiment(data, start_message, ignore, jabber):
'''Load and parse data from files and run result.'''
if not os.path.isfile(data.sched_file):
raise IOError("Cannot find schedule file: %s" % data.sched_file)
dir_name, fname = os.path.split(data.sched_file)
work_dir = "%s/tmp" % dir_name
procs, execs = load_schedule(data.name, data.sched_file, data.params.duration)
pre_executables = []
#Load QPS executables to pass as parameter to Experiment class
if data.params.scheduler == 'QPS':
pre_executables += load_sets(os.path.join(dir_name, FILES['sets_file']))
pre_executables += load_masters(os.path.join(dir_name, FILES['masters_file']))
if data.params.scheduler == 'RUN':
pre_executables += load_nodes(os.path.join(dir_name, FILES['nodes_file']))
exp = Experiment(data.name, data.params.scheduler, work_dir,
data.out_dir, procs, execs, data.params.tracers, pre_executables)
exp.log(start_message)
if not ignore:
verify_environment(data.params)
run_script(data.params.pre_script, exp, dir_name, work_dir)
exp.run_exp()
run_script(data.params.post_script, exp, dir_name, data.out_dir)
if jabber:
jabber.send("Completed '%s'" % data.name)
# Save parameters used to run dataeriment in out_dir
out_params = dict([(PARAMS['sched'], data.params.scheduler),
(PARAMS['tasks'], len(execs)),
(PARAMS['dur'], data.params.duration)] +
data.params.file_params.items())
# Feather-trace clock frequency saved for accurate overhead parsing
ft_freq = com.ft_freq()
if ft_freq:
out_params[PARAMS['cycles']] = ft_freq
out_param_f = "%s/%s" % (data.out_dir, FILES['params_file'])
with open(out_param_f, 'w') as f:
pprint.pprint(out_params, f)
def run_experiment(data, start_message, ignore, jabber):
'''Load and parse data from files and run result.'''
if not os.path.isfile(data.sched_file):
raise IOError("Cannot find schedule file: %s" % data.sched_file)
dir_name, fname = os.path.split(data.sched_file)
work_dir = "%s/tmp" % dir_name
procs, execs = load_schedule(data.name, data.sched_file, data.params.duration)
pre_executables = []
#Load QPS executables to pass as parameter to Experiment class
if data.params.scheduler == 'QPS':
pre_executables += load_sets(os.path.join(dir_name, FILES['sets_file']))
pre_executables += load_masters(os.path.join(dir_name, FILES['masters_file']))
if data.params.scheduler == 'RUN':
pre_executables += load_nodes(os.path.join(dir_name, FILES['nodes_file']))
exp = Experiment(data.name, data.params.scheduler, work_dir,
data.out_dir, procs, execs, data.params.tracers, pre_executables)
exp.log(start_message)
if not ignore:
verify_environment(data.params)
run_script(data.params.pre_script, exp, dir_name, work_dir)
exp.run_exp()
run_script(data.params.post_script, exp, dir_name, data.out_dir)
if jabber:
jabber.send("Completed '%s'" % data.name)
# Save parameters used to run dataeriment in out_dir
out_params = dict([(PARAMS['sched'], data.params.scheduler),
(PARAMS['tasks'], len(execs)),
(PARAMS['dur'], data.params.duration)] +
data.params.file_params.items())
# Feather-trace clock frequency saved for accurate overhead parsing
ft_freq = com.ft_freq()
if ft_freq:
out_params[PARAMS['cycles']] = ft_freq
out_param_f = "%s/%s" % (data.out_dir, FILES['params_file'])
with open(out_param_f, 'w') as f:
pprint.pprint(out_params, f)
'sched_data' : 'st-{}.bin',
'log_data' : 'trace.slog'}
'''Default parameter names in params.py.'''
PARAMS = {'sched' : 'scheduler', # Scheduler used by run_exps
'dur' : 'duration', # Duration of tests in run_exps
'kernel' : 'uname', # Regex of required OS name in run_exps
'copts' : 'config-options', # Required kernel configuration options
'cycles' : 'clock-frequency', # Frequency run_exps was run with
'tasks' : 'tasks', # Number of tasks
'trial' : 'trial' # For multiple exps with same config
}
'''Default values for program options.'''
DEFAULTS = {'params_file' : 'params.py',
'sched_file' : 'sched.py',
'duration' : 10,
'spin' : 'rtspin',
'cycles' : ft_freq() or 2000}
'''Default sched_trace events (this is all of them).'''
SCHED_EVENTS = range(501, 513)
'''Overhead events.'''
OVH_BASE_EVENTS = ['SCHED', 'RELEASE', 'SCHED2', 'TICK', 'CXS']
OVH_ALL_EVENTS = ["%s_%s" % (e, t) for (e,t) in
itertools.product(OVH_BASE_EVENTS, ["START","END"])]
OVH_ALL_EVENTS += ['RELEASE_LATENCY']
# This event doesn't have a START and END
OVH_BASE_EVENTS += ['RELEASE_LATENCY']
'cycles': 'clock-frequency', # Frequency run_exps was run with
'tasks': 'tasks', # Number of tasks
'trial': 'trial', # For multiple exps with same config
'pre': 'pre-experiment', # Run before each experiment
'post': 'post-experiment', # Run after each experiment
'trace': 'tracers' # Tracers to run with an experiment
}
'''Default values for program options.'''
DEFAULTS = {
'duration': 10,
'prog': 'rtspin',
'out-gen': 'exps',
'out-run': 'run-data',
'out-parse': 'parse-data',
'out-plot': 'plot-data',
'cycles': ft_freq() or 2000
}
'''Default sched_trace events (this is all of them).'''
SCHED_EVENTS = range(501, 513)
'''Overhead events.'''
OVH_BASE_EVENTS = [
'SCHED', 'RELEASE', 'SCHED2', 'TICK', 'CXS', 'LOCK', 'UNLOCK'
]
OVH_ALL_EVENTS = [
"%s_%s" % (e, t)
for (e, t) in itertools.product(OVH_BASE_EVENTS, ["START", "END"])
]
OVH_ALL_EVENTS += ['RELEASE_LATENCY']
# This event doesn't have a START and END
OVH_BASE_EVENTS += ['RELEASE_LATENCY']
