def end(metric=None):
"""
End a custom Experiment previously registered with *begin* and register a metric to associate with it.
Args:
:metric: The metric to associate with the Experiment
"""
global running
global experiment_json
global elastic_id
global driver_tensorboard_hdfs_path
global app_id
if not running:
raise RuntimeError(
"An experiment is not running. Did you forget to call experiment.end()?"
)
try:
if metric:
experiment_json = util._finalize_experiment(
experiment_json, None, str(metric))
util._put_elastic(hopshdfs.project_name(), app_id, elastic_id,
experiment_json)
else:
experiment_json = util._finalize_experiment(
experiment_json, None, None)
util._put_elastic(hopshdfs.project_name(), app_id, elastic_id,
experiment_json)
except:
_exception_handler()
raise
finally:
elastic_id += 1
running = False
handle = hopshdfs.get()
if tensorboard.tb_pid != 0:
subprocess.Popen(["kill", str(tensorboard.tb_pid)])
if tensorboard.local_logdir_bool:
local_tb = tensorboard.local_logdir_path
util._store_local_tensorboard(local_tb, tensorboard.events_logdir)
if not tensorboard.endpoint == None and not tensorboard.endpoint == '' \
and handle.exists(tensorboard.endpoint):
handle.delete(tensorboard.endpoint)
hopshdfs._kill_logger()
def _wrapper_fun(iter):
"""
Args:
iter:
Returns:
"""
for i in iter:
executor_num = i
tb_pid = 0
tb_hdfs_path = ''
hdfs_exec_logdir = ''
t = threading.Thread(target=devices._print_periodic_gpu_utilization)
if devices.get_num_gpus() > 0:
t.start()
try:
#Arguments
if args_dict:
argcount = six.get_function_code(map_fun).co_argcount
names = six.get_function_code(map_fun).co_varnames
args = []
argIndex = 0
param_string = ''
while argcount > 0:
#Get args for executor and run function
param_name = names[argIndex]
param_val = args_dict[param_name][executor_num]
param_string += str(param_name) + '=' + str(
param_val) + '.'
args.append(param_val)
argcount -= 1
argIndex += 1
param_string = param_string[:-1]
hdfs_exec_logdir, hdfs_appid_logdir = hopshdfs._create_directories(
app_id, run_id, param_string, 'launcher')
pydoop.hdfs.dump('',
os.environ['EXEC_LOGFILE'],
user=hopshdfs.project_user())
hopshdfs._init_logger()
tb_hdfs_path, tb_pid = tensorboard._register(
hdfs_exec_logdir,
hdfs_appid_logdir,
executor_num,
local_logdir=local_logdir)
gpu_str = '\nChecking for GPUs in the environment' + devices._get_gpu_info(
)
hopshdfs.log(gpu_str)
print(gpu_str)
print(
'-------------------------------------------------------')
print('Started running task ' + param_string + '\n')
hopshdfs.log('Started running task ' + param_string)
task_start = datetime.datetime.now()
map_fun(*args)
task_end = datetime.datetime.now()
time_str = 'Finished task ' + param_string + ' - took ' + util._time_diff(
task_start, task_end)
print('\n' + time_str)
print(
'-------------------------------------------------------')
hopshdfs.log(time_str)
else:
hdfs_exec_logdir, hdfs_appid_logdir = hopshdfs._create_directories(
app_id, run_id, None, 'launcher')
pydoop.hdfs.dump('',
os.environ['EXEC_LOGFILE'],
user=hopshdfs.project_user())
hopshdfs._init_logger()
tb_hdfs_path, tb_pid = tensorboard._register(
hdfs_exec_logdir,
hdfs_appid_logdir,
executor_num,
local_logdir=local_logdir)
gpu_str = '\nChecking for GPUs in the environment' + devices._get_gpu_info(
)
hopshdfs.log(gpu_str)
print(gpu_str)
print(
'-------------------------------------------------------')
print('Started running task\n')
hopshdfs.log('Started running task')
task_start = datetime.datetime.now()
retval = map_fun()
task_end = datetime.datetime.now()
if retval:
_handle_return(retval, hdfs_exec_logdir)
time_str = 'Finished task - took ' + util._time_diff(
task_start, task_end)
print('\n' + time_str)
print(
'-------------------------------------------------------')
hopshdfs.log(time_str)
except:
#Always do cleanup
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
raise
finally:
try:
if local_logdir:
local_tb = tensorboard.local_logdir_path
util._store_local_tensorboard(local_tb, hdfs_exec_logdir)
except:
pass
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
def _wrapper_fun(iter):
"""
Args:
iter:
Returns:
"""
for i in iter:
executor_num = i
tb_hdfs_path = ''
hdfs_exec_logdir = ''
t = threading.Thread(target=devices._print_periodic_gpu_utilization)
if devices.get_num_gpus() > 0:
t.start()
task_index = None
try:
host = util._get_ip_address()
tmp_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
tmp_socket.bind(('', 0))
port = tmp_socket.getsockname()[1]
client = allreduce_reservation.Client(server_addr)
host_port = host + ":" + str(port)
client.register({"worker": host_port, "index": executor_num})
cluster = client.await_reservations()
tmp_socket.close()
client.close()
task_index = _find_index(host_port, cluster)
cluster["task"] = {"type": "worker", "index": task_index}
os.environ["TF_CONFIG"] = json.dumps(cluster)
if task_index == 0:
hdfs_exec_logdir, hdfs_appid_logdir = hopshdfs._create_directories(
app_id, run_id, None, 'collective_all_reduce')
pydoop.hdfs.dump('',
os.environ['EXEC_LOGFILE'],
user=hopshdfs.project_user())
hopshdfs._init_logger()
tb_hdfs_path, tb_pid = tensorboard._register(
hdfs_exec_logdir,
hdfs_appid_logdir,
executor_num,
local_logdir=local_logdir)
gpu_str = '\nChecking for GPUs in the environment' + devices._get_gpu_info(
)
if task_index == 0:
hopshdfs.log(gpu_str)
print(gpu_str)
print('-------------------------------------------------------')
print('Started running task \n')
if task_index == 0:
hopshdfs.log('Started running task')
task_start = datetime.datetime.now()
retval = map_fun()
if task_index == 0:
if retval:
_handle_return(retval, hdfs_exec_logdir)
task_end = datetime.datetime.now()
time_str = 'Finished task - took ' + util._time_diff(
task_start, task_end)
print('\n' + time_str)
print('-------------------------------------------------------')
if task_index == 0:
hopshdfs.log(time_str)
except:
#Always do cleanup
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
raise
finally:
if task_index == 0:
if local_logdir:
local_tb = tensorboard.local_logdir_path
util._store_local_tensorboard(local_tb, hdfs_exec_logdir)
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
def _wrapper_fun(iter):
"""
Args:
iter:
Returns:
"""
for i in iter:
executor_num = i
tb_hdfs_path = ''
hdfs_exec_logdir = ''
t = threading.Thread(target=devices._print_periodic_gpu_utilization)
if devices.get_num_gpus() > 0:
t.start()
role = None
client = parameter_server_reservation.Client(server_addr)
try:
host = util._get_ip_address()
tmp_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
tmp_socket.bind(('', 0))
port = tmp_socket.getsockname()[1]
host_port = host + ":" + str(port)
exec_spec = {}
if executor_num < num_ps:
exec_spec["task_type"] = "ps"
else:
exec_spec["task_type"] = "worker"
exec_spec["host_port"] = host_port
exec_spec["gpus_present"] = devices.get_num_gpus() > 0
client.register(exec_spec)
cluster = client.await_reservations()
tmp_socket.close()
role, index = _find_task_and_index(host_port, cluster)
cluster_spec = {}
cluster_spec["cluster"] = cluster
cluster_spec["task"] = {"type": role, "index": index}
print(cluster_spec)
os.environ["TF_CONFIG"] = json.dumps(cluster_spec)
if role == "chief":
hdfs_exec_logdir, hdfs_appid_logdir = hopshdfs._create_directories(
app_id, run_id, None, 'parameter_server')
pydoop.hdfs.dump('',
os.environ['EXEC_LOGFILE'],
user=hopshdfs.project_user())
hopshdfs._init_logger()
tb_hdfs_path, tb_pid = tensorboard._register(
hdfs_exec_logdir,
hdfs_appid_logdir,
executor_num,
local_logdir=local_logdir)
gpu_str = '\nChecking for GPUs in the environment' + devices._get_gpu_info(
)
if role == "chief":
hopshdfs.log(gpu_str)
print(gpu_str)
print('-------------------------------------------------------')
print('Started running task \n')
if role == "chief":
hopshdfs.log('Started running task')
task_start = datetime.datetime.now()
retval = None
if role == "ps":
ps_thread = threading.Thread(target=lambda: map_fun())
ps_thread.start()
print("waiting for workers")
client.await_all_workers_finished()
print("waiting finished")
else:
retval = map_fun()
if role == "chief":
if retval:
_handle_return(retval, hdfs_exec_logdir)
task_end = datetime.datetime.now()
time_str = 'Finished task - took ' + util._time_diff(
task_start, task_end)
print('\n' + time_str)
print('-------------------------------------------------------')
if role == "chief":
hopshdfs.log(time_str)
except:
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
raise
finally:
if role == "chief":
if local_logdir:
local_tb = tensorboard.local_logdir_path
util._store_local_tensorboard(local_tb, hdfs_exec_logdir)
try:
if role == "worker" or role == "chief":
client.register_worker_finished()
client.close()
except:
pass
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
def _wrapper_fun(iter):
"""
Args:
:iter:
Returns:
"""
for i in iter:
executor_num = i
tb_pid = 0
tb_hdfs_path = ''
hdfs_exec_logdir = ''
t = threading.Thread(target=devices._print_periodic_gpu_utilization)
if devices.get_num_gpus() > 0:
t.start()
global local_logdir_bool
try:
#Arguments
if args_dict:
argcount = six.get_function_code(map_fun).co_argcount
names = six.get_function_code(map_fun).co_varnames
args = []
argIndex = 0
param_string = ''
while argcount > 0:
#Get args for executor and run function
param_name = names[argIndex]
param_val = args_dict[param_name][executor_num]
param_string += str(param_name) + '=' + str(
param_val) + '.'
args.append(param_val)
argcount -= 1
argIndex += 1
param_string = param_string[:-1]
val = _get_metric(param_string, app_id, generation_id, run_id)
hdfs_exec_logdir, hdfs_appid_logdir = hopshdfs._create_directories(
app_id,
run_id,
param_string,
'differential_evolution',
sub_type='generation.' + str(generation_id))
pydoop.hdfs.dump('',
os.environ['EXEC_LOGFILE'],
user=hopshdfs.project_user())
hopshdfs._init_logger()
tb_hdfs_path, tb_pid = tensorboard._register(
hdfs_exec_logdir,
hdfs_appid_logdir,
executor_num,
local_logdir=local_logdir_bool)
gpu_str = '\nChecking for GPUs in the environment' + devices._get_gpu_info(
)
hopshdfs.log(gpu_str)
print(gpu_str)
print(
'-------------------------------------------------------')
print('Started running task ' + param_string + '\n')
if val:
print('Reading returned metric from previous run: ' +
str(val))
hopshdfs.log('Started running task ' + param_string)
task_start = datetime.datetime.now()
if not val:
val = map_fun(*args)
task_end = datetime.datetime.now()
time_str = 'Finished task ' + param_string + ' - took ' + util._time_diff(
task_start, task_end)
print('\n' + time_str)
hopshdfs.log(time_str)
try:
castval = int(val)
except:
raise ValueError(
'Your function needs to return a metric (number) which should be maximized or minimized'
)
metric_file = hdfs_exec_logdir + '/metric'
fs_handle = hopshdfs.get_fs()
try:
fd = fs_handle.open_file(metric_file, mode='w')
except:
fd = fs_handle.open_file(metric_file, flags='w')
fd.write(str(float(val)).encode())
fd.flush()
fd.close()
print('Returning metric ' + str(val))
print(
'-------------------------------------------------------')
except:
#Always do cleanup
if tb_hdfs_path:
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join(20)
raise
finally:
if local_logdir_bool:
local_tb = tensorboard.local_logdir_path
util._store_local_tensorboard(local_tb, hdfs_exec_logdir)
hopshdfs.log('Finished running')
if tb_hdfs_path:
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join(20)
def _wrapper_fun(iter):
"""
Args:
iter:
Returns:
"""
for i in iter:
executor_num = i
tb_pid = 0
tb_hdfs_path = ''
hdfs_exec_logdir = ''
t = threading.Thread(target=devices._print_periodic_gpu_utilization)
if devices.get_num_gpus() > 0:
t.start()
try:
hdfs_exec_logdir, hdfs_appid_logdir = hopshdfs._create_directories(
app_id, run_id, None, 'mirrored')
pydoop.hdfs.dump('',
os.environ['EXEC_LOGFILE'],
user=hopshdfs.project_user())
hopshdfs._init_logger()
tb_hdfs_path, tb_pid = tensorboard._register(
hdfs_exec_logdir,
hdfs_appid_logdir,
executor_num,
local_logdir=local_logdir)
gpu_str = '\nChecking for GPUs in the environment' + devices._get_gpu_info(
)
hopshdfs.log(gpu_str)
print(gpu_str)
print('-------------------------------------------------------')
print('Started running task\n')
hopshdfs.log('Started running task')
task_start = datetime.datetime.now()
retval = map_fun()
task_end = datetime.datetime.now()
if retval:
_handle_return(retval, hdfs_exec_logdir)
time_str = 'Finished task - took ' + util._time_diff(
task_start, task_end)
print('\n' + time_str)
print('-------------------------------------------------------')
hopshdfs.log(time_str)
except:
#Always do cleanup
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()
raise
finally:
try:
if local_logdir:
local_tb = tensorboard.local_logdir_path
util._store_local_tensorboard(local_tb, hdfs_exec_logdir)
except:
pass
_cleanup(tb_hdfs_path)
if devices.get_num_gpus() > 0:
t.do_run = False
t.join()