Created
December 27, 2018 00:44
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A toy example to check if we can force dependencies between completely unrelated operations
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import tensorflow as tf | |
dim = 32 | |
X1 = tf.random_uniform([dim, dim], 0, 10) | |
_X1 = tf.placeholder(dtype=tf.float32, shape=[dim, dim]) | |
X2 = tf.random_uniform([dim, dim], 0, 10) | |
_X2 = tf.placeholder(dtype=tf.float32, shape=[dim, dim]) | |
mul1 = tf.matmul(_X1, _X1) | |
mul2 = tf.matmul(_X2, _X2) | |
config_proto = tf.ConfigProto(graph_options=tf.GraphOptions(build_cost_model=1)) | |
sess = tf.Session(config=config_proto) | |
sess.run(tf.global_variables_initializer()) | |
X1_, X2_ = sess.run([X1, X2]) | |
X_ = [X1_, X2_] | |
_X = [_X1, _X2] | |
run_metadata = tf.RunMetadata() | |
run_options = tf.RunOptions(trace_level=tf.RunOptions.FULL_TRACE, output_partition_graphs=True) | |
W_ = sess.run([mul1, mul2], {_i: i_ for _i, i_ in zip(_X, X_)}, options=run_options, run_metadata=run_metadata) | |
trace = timeline.Timeline(step_stats=run_metadata.step_stats) | |
trace_file = open('timeline.ctf.json', 'w') | |
trace_file.write(trace.generate_chrome_trace_format()) |
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