STT-tensorflow/tensorflow/python/profiler/model_analyzer_test.py
2020-02-11 15:09:21 +09:00

789 lines
32 KiB
Python

# Copyright 2016 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ==============================================================================
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import gzip
import io
import os
import random
import re
import numpy as np
from tensorflow.core.profiler import profile_pb2
from tensorflow.core.protobuf import config_pb2
from tensorflow.core.protobuf import rewriter_config_pb2
from tensorflow.python.client import session
from tensorflow.python.framework import dtypes
from tensorflow.python.framework import ops
from tensorflow.python.framework import test_util
from tensorflow.python.ops import array_ops
from tensorflow.python.ops import control_flow_ops
from tensorflow.python.ops import gradients
from tensorflow.python.ops import random_ops
from tensorflow.python.ops import variables
from tensorflow.python.platform import gfile
from tensorflow.python.platform import test
from tensorflow.python.profiler import model_analyzer
from tensorflow.python.profiler import option_builder
from tensorflow.python.profiler import profile_context
from tensorflow.python.profiler.internal import model_analyzer_testlib as lib
from tensorflow.python.util import compat
builder = option_builder.ProfileOptionBuilder
class PrintModelAnalysisTest(test.TestCase):
def _no_rewrite_session_config(self):
rewriter_config = rewriter_config_pb2.RewriterConfig(
pin_to_host_optimization=rewriter_config_pb2.RewriterConfig.OFF)
graph_options = config_pb2.GraphOptions(rewrite_options=rewriter_config)
return config_pb2.ConfigProto(graph_options=graph_options)
def testDumpToFile(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'dump')
opts = builder(builder.trainable_variables_parameter()
).with_file_output(outfile).build()
with session.Session(config=self._no_rewrite_session_config()) as sess:
_ = lib.BuildSmallModel()
model_analyzer.profile(sess.graph, options=opts)
with gfile.Open(outfile, 'r') as f:
self.assertEqual(u'node name | # parameters\n'
'_TFProfRoot (--/451 params)\n'
' DW (3x3x3x6, 162/162 params)\n'
' DW2 (2x2x6x12, 288/288 params)\n'
' ScalarW (1, 1/1 params)\n',
lib.CheckAndRemoveDoc(f.read()))
@test_util.run_v1_only('b/120545219')
def testSelectEverythingDetail(self):
ops.reset_default_graph()
dev = '/device:GPU:0' if test.is_gpu_available() else '/device:CPU:0'
outfile = os.path.join(test.get_temp_dir(), 'dump')
opts = (builder(builder.trainable_variables_parameter())
.with_file_output(outfile)
.with_accounted_types(['.*'])
.select(['micros', 'bytes', 'params', 'float_ops', 'occurrence',
'device', 'op_types', 'input_shapes']).build())
with profile_context.ProfileContext(test.get_temp_dir(),
trace_steps=[],
dump_steps=[]) as pctx:
with session.Session(
config=self._no_rewrite_session_config()) as sess, ops.device(dev):
x = lib.BuildSmallModel()
self.evaluate(variables.global_variables_initializer())
pctx.trace_next_step()
pctx.dump_next_step()
_ = self.evaluate(x)
pctx.profiler.profile_name_scope(options=opts)
with gfile.Open(outfile, 'r') as f:
# pylint: disable=line-too-long
dump_str = lib.CheckAndRemoveDoc(f.read())
outputs = dump_str.split('\n')
self.assertEqual(outputs[0],
'node name | # parameters | # float_ops | requested bytes | total execution time | accelerator execution time | cpu execution time | assigned devices | op types | op count (run|defined) | input shapes')
for o in outputs[1:]:
if o.find('Conv2D ') > 0:
metrics = o[o.find('(') +1: o.find(')')].split(',')
# Make sure time is profiled.
gap = 1 if test.is_gpu_available() else 2
for i in range(3, 6, gap):
mat = re.search('(.*)(?:us|ms|sec)/(.*)(?:us|ms|sec)', metrics[i])
self.assertGreater(float(mat.group(1)), 0.0)
self.assertGreater(float(mat.group(2)), 0.0)
# Make sure device is profiled.
if test.is_gpu_available():
self.assertTrue(metrics[6].find('gpu') > 0)
self.assertFalse(metrics[6].find('cpu') > 0)
else:
self.assertFalse(metrics[6].find('gpu') > 0)
self.assertTrue(metrics[6].find('cpu') > 0)
# Make sure float_ops is profiled.
mat = re.search('(.*)k/(.*)k flops', metrics[1].strip())
self.assertGreater(float(mat.group(1)), 0.0)
self.assertGreater(float(mat.group(2)), 0.0)
# Make sure op_count is profiled.
self.assertEqual(metrics[8].strip(), '1/1|1/1')
# Make sure input_shapes is profiled.
self.assertEqual(metrics[9].strip(), '0:2x6x6x3|1:3x3x3x6')
if o.find('DW (3x3x3x6') > 0:
metrics = o[o.find('(') +1: o.find(')')].split(',')
mat = re.search('(.*)/(.*) params', metrics[1].strip())
self.assertGreater(float(mat.group(1)), 0.0)
self.assertGreater(float(mat.group(2)), 0.0)
# pylint: enable=line-too-long
# Test that profiler restored from profile file gives the same result.
gfile.Remove(outfile)
profile_file = os.path.join(test.get_temp_dir(), 'profile_1')
with lib.ProfilerFromFile(profile_file) as profiler:
profiler.profile_name_scope(options=opts)
with gfile.Open(outfile, 'r') as f:
self.assertEqual(dump_str, lib.CheckAndRemoveDoc(f.read()))
def testSelectEverything(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'dump')
opts = (builder(builder.trainable_variables_parameter())
.with_file_output(outfile)
.with_accounted_types(['.*'])
.select(['params', 'float_ops', 'occurrence', 'device', 'op_types',
'input_shapes']).build())
with session.Session(config=self._no_rewrite_session_config()
) as sess, ops.device('/device:CPU:0'):
x = lib.BuildSmallModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
model_analyzer.profile(
sess.graph, run_meta, options=opts)
def testSimpleCodeView(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'dump')
# TODO(xpan): Test 'micros'. Since the execution time changes each run,
# it's a bit difficult to test it now.
opts = (builder(builder.trainable_variables_parameter())
.with_file_output(outfile)
.with_accounted_types(['.*'])
.with_node_names(show_name_regexes=['.*model_analyzer_testlib.*'])
.account_displayed_op_only(False)
.select(['bytes', 'params', 'float_ops', 'num_hidden_ops', 'device',
'input_shapes']).build())
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildSmallModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
model_analyzer.profile(
sess.graph, run_meta, cmd='code', options=opts)
with gfile.Open(outfile, 'r') as f:
# pylint: disable=line-too-long
self.assertEqual(
'node name | requested bytes | # parameters | # float_ops | assigned devices | in',
lib.CheckAndRemoveDoc(f.read())[0:80])
# pylint: enable=line-too-long
@test_util.run_v1_only('b/120545219')
def testComplexCodeView(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'dump')
opts = (builder(builder.trainable_variables_parameter())
.with_file_output(outfile)
.with_accounted_types(['.*'])
.with_node_names(show_name_regexes=
['.*model_analyzer_testlib.py.*'])
.account_displayed_op_only(False)
.select(['params', 'float_ops']).build())
with profile_context.ProfileContext(test.get_temp_dir(),
trace_steps=[],
dump_steps=[]) as pctx:
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildFullModel()
self.evaluate(variables.global_variables_initializer())
pctx.trace_next_step()
_ = self.evaluate(x)
tfprof_node = pctx.profiler.profile_python(options=opts)
# pylint: disable=line-too-long
with gfile.Open(outfile, 'r') as f:
lines = f.read().split('\n')
self.assertGreater(len(lines), 5)
result = '\n'.join(l[:min(len(l), 80)] for l in lines)
self.assertTrue(
compat.as_text(lib.CheckAndRemoveDoc(result))
.startswith('node name | # parameters | # float_ops'))
self.assertLess(0, tfprof_node.total_exec_micros)
self.assertEqual(2844, tfprof_node.total_parameters)
#The graph is modified when MKL is enabled,total_float_ops will
#be different
if test_util.IsMklEnabled():
self.assertLess(101600, tfprof_node.total_float_ops)
else:
self.assertLess(145660, tfprof_node.total_float_ops)
self.assertEqual(8, len(tfprof_node.children))
self.assertEqual('_TFProfRoot', tfprof_node.name)
self.assertEqual(
'model_analyzer_testlib.py:63:BuildFullModel',
tfprof_node.children[0].name)
self.assertEqual(
'model_analyzer_testlib.py:63:BuildFullModel (gradient)',
tfprof_node.children[1].name)
self.assertEqual(
'model_analyzer_testlib.py:67:BuildFullModel',
tfprof_node.children[2].name)
self.assertEqual(
'model_analyzer_testlib.py:67:BuildFullModel (gradient)',
tfprof_node.children[3].name)
self.assertEqual(
'model_analyzer_testlib.py:69:BuildFullModel',
tfprof_node.children[4].name)
self.assertEqual(
'model_analyzer_testlib.py:70:BuildFullModel',
tfprof_node.children[5].name)
self.assertEqual(
'model_analyzer_testlib.py:70:BuildFullModel (gradient)',
tfprof_node.children[6].name)
self.assertEqual(
'model_analyzer_testlib.py:72:BuildFullModel',
tfprof_node.children[7].name)
# pylint: enable=line-too-long
def testCodeViewLeafGraphNode(self):
ops.reset_default_graph()
opts = (builder(builder.trainable_variables_parameter())
.with_empty_output()
.with_accounted_types(['.*'])
.account_displayed_op_only(False)
.select(['bytes', 'params', 'float_ops', 'device']).build())
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildSmallModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
tfprof_node = model_analyzer.profile(
sess.graph, run_meta, cmd='code', options=opts)
leaf = tfprof_node
while leaf.children:
self.assertEqual(0, len(leaf.graph_nodes))
leaf = leaf.children[0]
self.assertEqual(1, len(leaf.graph_nodes))
def testTimeline(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'timeline')
opts = (builder(builder.trainable_variables_parameter())
.with_max_depth(100000)
.with_step(0)
.with_timeline_output(outfile)
.with_accounted_types(['.*']).build())
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildFullModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(
x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
_ = model_analyzer.profile(
sess.graph, run_meta, cmd='graph', options=opts)
with gfile.Open(outfile + '_0', 'r') as f:
# Test that a json file is created.
# TODO(xpan): tfprof Timeline isn't quite correct on Windows.
# Investigate why.
if os.name != 'nt':
self.assertLess(1000, len(f.read()))
else:
self.assertLess(1, len(f.read()))
def testOpView(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'dump')
opts = (builder(builder.trainable_variables_parameter())
.with_file_output(outfile)
.with_accounted_types(['.*'])
.with_min_occurrence(10)
.order_by('occurrence')
.select(['params', 'micros', 'bytes',
'peak_bytes', 'residual_bytes',
'output_bytes', 'occurrence', 'input_shapes']).build())
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildFullModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
tfprof_node = model_analyzer.profile(
sess.graph, run_meta, cmd='op', options=opts)
with gfile.Open(outfile, 'r') as f:
# pylint: disable=line-too-long
self.assertEqual(
'nodename|requestedbytes|peakbytes|residualbytes|outputbytes|totalexecutiontime|acceleratorexecutiontime|cpuexecutiontime|#parameters|opoccurrence(run|defined)|inputshapes',
lib.CheckAndRemoveDoc(f.read()).replace('\t',
'').replace(' ', '')[0:170])
# pylint: enable=line-too-long
total_children = 0
last_occurrence = 1e32
input_shapes = 0
last_total_micros = tfprof_node.total_exec_micros
last_micros = tfprof_node.exec_micros
while tfprof_node.children:
for gnode in tfprof_node.graph_nodes:
input_shapes += len(gnode.input_shapes)
self.assertEqual(len(tfprof_node.children), 1)
tfprof_node = tfprof_node.children[0]
self.assertEqual(
last_total_micros, tfprof_node.total_exec_micros + last_micros)
last_total_micros = tfprof_node.total_exec_micros
last_micros = tfprof_node.exec_micros
total_children += 1
self.assertLessEqual(len(tfprof_node.graph_nodes), last_occurrence)
last_occurrence = len(tfprof_node.graph_nodes)
self.assertGreater(input_shapes, 0)
def testAdvisor(self):
ops.reset_default_graph()
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildFullModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(
x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
advice_pb = model_analyzer.advise(sess.graph, run_meta)
self.assertTrue('AcceleratorUtilizationChecker' in advice_pb.checkers)
self.assertTrue('ExpensiveOperationChecker' in advice_pb.checkers)
self.assertTrue('OperationChecker' in advice_pb.checkers)
checker = advice_pb.checkers['AcceleratorUtilizationChecker']
if test.is_gpu_available():
self.assertGreater(len(checker.reports), 0)
else:
self.assertEqual(len(checker.reports), 0)
checker = advice_pb.checkers['ExpensiveOperationChecker']
self.assertGreater(len(checker.reports), 0)
def pprof_test_helper(self, attribute, should_fail=False):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), attribute + '_pprof.pb.gz')
opts = (builder(builder.time_and_memory())
.select([attribute])
.with_max_depth(100000)
.with_node_names(trim_name_regexes=['ops.py.*'])
.with_pprof_output(outfile).build())
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildFullModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(
x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
_ = model_analyzer.profile(
sess.graph, run_meta, cmd='code', options=opts)
if should_fail:
self.assertFalse(gfile.Exists(outfile))
return
profile_pb = profile_pb2.Profile()
with gfile.Open(outfile, 'rb') as f:
with gzip.GzipFile(fileobj=io.BytesIO(f.read())) as gzipf:
profile_pb.ParseFromString(gzipf.read())
self.assertGreater(len(profile_pb.sample), 10)
self.assertGreater(len(profile_pb.location), 10)
self.assertGreater(len(profile_pb.function), 10)
self.assertGreater(len(profile_pb.string_table), 30)
has_rnn = False
has_loop = False
for s in profile_pb.string_table:
if s.find('rnn') > 0:
has_rnn = True
if s.find('while') > 0:
has_loop = True
self.assertFalse(s.startswith('ops.py'))
self.assertTrue(has_rnn)
self.assertTrue(has_loop)
def testPprof(self):
for attr in ['micros', 'bytes', 'accelerator_micros', 'cpu_micros',
'params', 'float_ops']:
self.pprof_test_helper(attr)
for attr in ['op_types', 'device', 'input_shapes']:
self.pprof_test_helper(attr, True)
def testMinOption(self):
ops.reset_default_graph()
def check_min(nodes, mm=0, mam=0, mcm=0, mb=0, mpb=0, mrb=0, mob=0):
for n in nodes:
if mm > 0:
self.assertGreaterEqual(n.exec_micros, mm)
if mam > 0:
self.assertGreaterEqual(n.accelerator_exec_micros, mam)
if mcm > 0:
self.assertGreaterEqual(n.cpu_exec_micros, mcm)
if mb > 0:
self.assertGreaterEqual(n.requested_bytes, mb)
if mpb > 0:
self.assertGreaterEqual(n.peak_bytes, mpb)
if mrb > 0:
self.assertGreaterEqual(n.residual_bytes, mrb)
if mob > 0:
self.assertGreaterEqual(n.output_bytes, mob)
check_min(n.children, mm, mam, mcm, mb, mpb, mrb, mob)
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildSmallModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
min_val = random.randint(0, 10000)
opts = builder(builder.time_and_memory(min_micros=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mm=min_val)
opts = builder(builder.time_and_memory(min_accelerator_micros=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mam=min_val)
opts = builder(builder.time_and_memory(min_cpu_micros=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mcm=min_val)
opts = builder(builder.time_and_memory(min_bytes=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mb=min_val)
opts = builder(builder.time_and_memory(min_peak_bytes=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mpb=min_val)
opts = builder(builder.time_and_memory(min_residual_bytes=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mrb=min_val)
opts = builder(builder.time_and_memory(min_output_bytes=min_val)
).with_empty_output().build()
tfprof_node = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_min(tfprof_node.children, mob=min_val)
def testSelectOption(self):
ops.reset_default_graph()
outfile = os.path.join(test.get_temp_dir(), 'dump')
def check_selection(selected, not_selected):
with gfile.Open(outfile, 'r') as f:
s = f.read()
for attr in selected:
self.assertTrue(s.find(attr) > 0, s)
for attr in not_selected:
self.assertFalse(s.find(attr) > 0, s)
with session.Session(config=self._no_rewrite_session_config()) as sess:
x = lib.BuildSmallModel()
self.evaluate(variables.global_variables_initializer())
run_meta = config_pb2.RunMetadata()
_ = sess.run(x,
options=config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE),
run_metadata=run_meta)
opts = builder(builder.time_and_memory()
).with_file_output(outfile).select(['micros']).build()
_ = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_selection(['total execution time', 'accelerator execution time'],
['bytes'])
opts = builder(builder.time_and_memory()
).with_file_output(outfile).select(['bytes']).build()
_ = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_selection(['requested bytes'],
['peak bytes', 'residual bytes', 'output bytes'])
opts = builder(builder.time_and_memory()).with_file_output(
outfile).select(
['peak_bytes', 'residual_bytes', 'output_bytes']).build()
_ = model_analyzer.profile(
sess.graph, run_meta=run_meta, options=opts)
check_selection(['peak bytes', 'residual bytes', 'output bytes'],
['requested_bytes'])
def _trainLoop(self, train_op, train_steps, time_dir, time_step,
memory_dir, memory_step, profile_dir, dump_step):
with session.Session(config=self._no_rewrite_session_config()) as sess:
self.evaluate(variables.global_variables_initializer())
# start from 1 because variable_initializer took one step.
for i in range(1, train_steps + 1):
_ = self.evaluate(train_op)
if i in time_step:
ret = gfile.ListDirectory(time_dir)
self.assertEqual(len(ret), 1)
self.assertTrue(
gfile.Open(os.path.join(time_dir, ret[0]), 'r').read()
.find('execution time') > 0)
_ = [gfile.Remove(os.path.join(time_dir, x)) for x in ret]
else:
self.assertEqual(len(gfile.ListDirectory(time_dir)), 0)
if i in memory_step:
ret = gfile.ListDirectory(memory_dir)
self.assertEqual(len(ret), 1)
self.assertTrue(
gfile.Open(os.path.join(memory_dir, ret[0]), 'r').read()
.find('requested bytes') > 0)
_ = [gfile.Remove(os.path.join(memory_dir, x)) for x in ret]
else:
self.assertEqual(len(gfile.ListDirectory(memory_dir)), 0)
if i in dump_step:
ret = gfile.ListDirectory(profile_dir)
self.assertAllEqual(ret, ['profile_%d' % i])
_ = [gfile.Remove(os.path.join(profile_dir, x)) for x in ret]
else:
if i < dump_step[0]:
self.assertFalse(gfile.Exists(profile_dir))
else:
self.assertEqual(len(gfile.ListDirectory(profile_dir)), 0)
@test_util.run_v1_only('b/120545219')
def testAutoProfiling(self):
ops.reset_default_graph()
time_dir = os.path.join(test.get_temp_dir(), 'time')
memory_dir = os.path.join(test.get_temp_dir(), 'memory')
profile_dir = os.path.join(test.get_temp_dir(), 'dir/dir2/profile')
# TODO(xpan): Should we create parent directory for them?
gfile.MkDir(time_dir)
gfile.MkDir(memory_dir)
time_opts = (builder(builder.time_and_memory())
.with_file_output(os.path.join(time_dir, 'profile'))
.select(['micros']).build())
memory_opts = (builder(builder.time_and_memory())
.with_file_output(os.path.join(memory_dir, 'profile'))
.select(['bytes']).build())
time_steps = [2, 3]
memory_steps = [1, 3]
dump_steps = [3, 4]
x = lib.BuildSmallModel()
with profile_context.ProfileContext(profile_dir,
trace_steps=[1, 2, 3],
dump_steps=[3, 4]) as pctx:
pctx.add_auto_profiling('scope', time_opts, time_steps)
pctx.add_auto_profiling('scope', memory_opts, memory_steps)
self._trainLoop(x, 10, time_dir, time_steps,
memory_dir, memory_steps, profile_dir, dump_steps)
@test_util.run_v1_only('b/120545219')
def testOOM(self):
if not test.is_gpu_available():
return
ops.reset_default_graph()
with ops.device('/device:GPU:0'):
a = random_ops.random_normal([1, 10000, 20000], name='test_random1')
b = random_ops.random_normal([30000, 10000, 1], name='test_random2')
c = a * b
try:
with session.Session(config=self._no_rewrite_session_config()) as sess:
sess.run(c, options=config_pb2.RunOptions(
report_tensor_allocations_upon_oom=True))
except Exception as e: # pylint: disable=broad-except
exception_str = '%s' % e
# This trace reports allocations for to random tensor.
self.assertTrue(
'OOM when allocating tensor with shape[30000,10000,20000]' in
exception_str)
mat = re.search('(.*)GiB from test_random2/RandomStandardNormal',
exception_str)
self.assertGreater(float(mat.group(1)), 0.0)
mat = re.search('(.*)MiB from test_random1/RandomStandardNormal',
exception_str)
self.assertGreater(float(mat.group(1)), 0.0)
@test_util.run_v1_only('b/120545219')
def testDistributedOOM(self):
if not test.is_gpu_available():
return
ops.reset_default_graph()
workers, _ = test_util.create_local_cluster(2, 0)
with ops.device('/job:worker/replica:0/task:0/gpu:0'):
a = random_ops.random_normal([1, 10000, 20000], name='test_random1')
with ops.device('/job:worker/replica:0/task:1/gpu:0'):
b = random_ops.random_normal([30000, 10000, 1], name='test_random2')
c = a * b
try:
with session.Session(workers[1].target) as sess:
sess.run(c, options=config_pb2.RunOptions(
report_tensor_allocations_upon_oom=True))
except Exception as e: # pylint: disable=broad-except
exception_str = '%s' % e
# test_random2 is reported because it's allocated in worker 1.
self.assertTrue('Current usage from device: '
'/job:worker/replica:0/task:1/device:GPU:0, '
'allocator: GPU_0_bfc' in exception_str)
mat = re.search('(.*)GiB from test_random2/RandomStandardNormal',
exception_str)
self.assertGreater(float(mat.group(1)), 0.0)
# test_random1 is not reported because it's allocated in worker 0.
mat = re.search('(.*)MiB from test_random1/RandomStandardNormal',
exception_str)
self.assertTrue(mat is None)
@test_util.run_v1_only('b/120545219')
def testTrackPersistentBytes(self):
ops.reset_default_graph()
a = array_ops.constant(np.ones((100, 100)))
b = array_ops.constant(np.ones((100, 100)))
c = a * b
config = config_pb2.ConfigProto()
config.graph_options.rewrite_options.min_graph_nodes = -1
with session.Session(config=config) as sess:
run_options = config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE)
run_metadata = config_pb2.RunMetadata()
sess.run(c, options=run_options, run_metadata=run_metadata)
options = option_builder.ProfileOptionBuilder.time_and_memory()
options['min_bytes'] = 0
options['select'] = ('bytes', 'peak_bytes', 'output_bytes',
'residual_bytes')
ret = model_analyzer.profile(
sess.graph, run_meta=run_metadata, cmd='scope', options=options)
run_metadata = config_pb2.RunMetadata()
sess.run(c, options=run_options, run_metadata=run_metadata)
ret2 = model_analyzer.profile(
sess.graph, run_meta=run_metadata, cmd='scope', options=options)
n = lib.SearchTFProfNode(ret, 'mul')
n2 = lib.SearchTFProfNode(ret2, 'mul')
self.assertGreater(n.peak_bytes, 0)
self.assertGreater(n.output_bytes, 0)
self.assertGreater(n.residual_bytes, 0)
self.assertEqual(n.peak_bytes, n2.peak_bytes)
self.assertEqual(n.output_bytes, n2.output_bytes)
self.assertEqual(n.residual_bytes, n2.residual_bytes)
@test_util.run_v1_only('b/120545219')
def testTraceLoopBytes(self):
if not test.is_gpu_available(): return
ops.reset_default_graph()
steps = 100
with ops.device('/gpu:0'):
x = array_ops.ones((100, 100), dtype=dtypes.float32)
n = array_ops.constant(steps, dtype=dtypes.int32)
x1 = array_ops.ones((100, 100))
x *= x1
def loop_body(i, x):
x *= x
return i + 1, x
_, y = control_flow_ops.while_loop(
lambda i, x: i < n, loop_body,
[array_ops.constant(0), x])
grad = gradients.gradients(y, [x1])
with session.Session(config=self._no_rewrite_session_config()) as sess:
run_options = config_pb2.RunOptions(
trace_level=config_pb2.RunOptions.FULL_TRACE)
run_metadata = config_pb2.RunMetadata()
sess.run(grad, options=run_options, run_metadata=run_metadata)
options = option_builder.ProfileOptionBuilder.time_and_memory()
options['min_bytes'] = 0
options['min_micros'] = 0
options['select'] = ('bytes', 'peak_bytes', 'output_bytes',
'residual_bytes')
options['output'] = 'none'
ret_pb = model_analyzer.profile(
sess.graph, run_meta=run_metadata, cmd='scope', options=options)
self.assertGreater(ret_pb.total_requested_bytes, 1000000)
if __name__ == '__main__':
test.main()