61 lines
2.3 KiB
Python
61 lines
2.3 KiB
Python
#!/usr/bin/env python3
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#
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# wut-tf.py
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#
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# https://spacecruft.org/spacecruft/satnogs-wut
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#
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# Distributed Learning
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from __future__ import absolute_import, division, print_function, unicode_literals
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from __future__ import print_function
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import os
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import json
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import numpy as np
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import datetime
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import tensorflow as tf
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import tensorflow.python.keras
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from tensorflow.keras.layers import Dense, Conv2D, Flatten, Dropout, MaxPooling2D
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from tensorflow.python.keras import optimizers
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from tensorflow.python.keras import Sequential
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from tensorflow.python.keras.layers import Activation, Dropout, Flatten, Dense
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from tensorflow.python.keras.layers import Convolution2D, MaxPooling2D, ZeroPadding2D
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from tensorflow.python.keras.layers import Input, concatenate
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from tensorflow.python.keras.models import load_model
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from tensorflow.python.keras.models import Model
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from tensorflow.python.keras.preprocessing import image
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from tensorflow.python.keras.preprocessing.image import img_to_array
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from tensorflow.python.keras.preprocessing.image import ImageDataGenerator
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from tensorflow.python.keras.preprocessing.image import load_img
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os.environ["TF_CONFIG"] = json.dumps({
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"cluster": {
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"worker": [ "ml1-int:2222", "ml2-int:2222", "ml3-int:2222", "ml4-int:2222", "ml5-int:2222" ]
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}#,
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#"task": {"type": "worker", "index": 0 },
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})
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print("Tensorflow Version: ", tf.__version__)
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print("Num GPUs Available: ", len(tf.config.experimental.list_physical_devices('GPU')))
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print("Num CPUs Available: ", len(tf.config.experimental.list_physical_devices('CPU')))
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print(tf.config.experimental.list_physical_devices())
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#with tf.device("GPU:0"):
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# tf.ones(()) # Make sure we can run on GPU
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print("XLA_FLAGS='{}'".format(os.getenv("XLA_FLAGS")))
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print(os.getenv("XLA_FLAGS"))
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tf.keras.backend.clear_session()
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IMG_HEIGHT = 416
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IMG_WIDTH= 804
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batch_size = 32
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epochs = 4
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BUFFER_SIZE = 10000
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NUM_WORKERS = 6
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GLOBAL_BATCH_SIZE = 64 * NUM_WORKERS
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#strategy = tf.distribute.experimental.MultiWorkerMirroredStrategy()
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#strategy = tf.distribute.experimental.MultiWorkerMirroredStrategy(
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# tf.distribute.experimental.CollectiveCommunication.RING)
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AUTOTUNE = tf.data.experimental.AUTOTUNE
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NUM_TOTAL_IMAGES=100
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tf.config.optimizer.set_jit(True)
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#tf.summary.trace_on(profiler=True)
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#tf.summary.trace_export(name=trace-export,profiler_outdir=logs)
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options = tf.data.Options()
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