如何解决关于启动Tensorboard时Tensorflow联合失败的Google-Colab教程
我正在尝试运行Google Colab found here,这是tensorflow-federated
的教程。首先,在单元格的在Tensorboard上显示模型指标的Colab部分中存在错误:
#@test {"skip": true}
with summary_writer.as_default():
for round_num in range(1,NUM_ROUNDS):
state,metrics = iterative_process.next(state,federated_train_data)
for name,value in metrics.train._asdict().items():
tf.summary.scalar(name,value,step=round_num)
可以通过以下方式解决:
#@test {"skip": true}
with summary_writer.as_default():
for round_num in range(1,value in metrics['train'].items():
tf.summary.scalar(name,step=round_num)
但是我被困在同一部分,因为尝试运行tensorboard时出现错误:
ERROR: Failed to launch TensorBoard (exited with 1).
Contents of stderr:
2020-10-15 07:50:26.425571: W tensorflow/stream_executor/platform/default/dso_loader.cc:60] Could not load dynamic library 'libcudart.so.11.0'; dlerror: libcudart.so.11.0: cannot open shared object file: No such file or directory; LD_LIBRARY_PATH: /usr/lib64-nvidia
2020-10-15 07:50:26.425634: I tensorflow/stream_executor/cuda/cudart_stub.cc:29] Ignore above cudart dlerror if you do not have a GPU set up on your machine.
Traceback (most recent call last):
File "/usr/local/bin/tensorboard",line 8,in <module>
sys.exit(run_main())
File "/usr/local/lib/python3.6/dist-packages/tensorboard/main.py",line 75,in run_main
app.run(tensorboard.main,flags_parser=tensorboard.configure)
File "/usr/local/lib/python3.6/dist-packages/absl/app.py",line 299,in run
_run_main(main,args)
File "/usr/local/lib/python3.6/dist-packages/absl/app.py",line 250,in _run_main
sys.exit(main(argv))
File "/usr/local/lib/python3.6/dist-packages/tensorboard/program.py",line 289,in main
return runner(self.flags) or 0
File "/usr/local/lib/python3.6/dist-packages/tensorboard/program.py",line 305,in _run_serve_subcommand
server = self._make_server()
File "/usr/local/lib/python3.6/dist-packages/tensorboard/program.py",line 419,in _make_server
ingester.deprecated_multiplexer,File "/usr/local/lib/python3.6/dist-packages/tensorboard/backend/application.py",line 149,in TensorBoardWSGIApp
experimental_middlewares,line 257,in __init__
"Duplicate plugins for name %s" % plugin.plugin_name
ValueError: Duplicate plugins for name projector
按照其他帖子的建议搜索错误,我尝试卸载/重新安装软件包tf-nightly
和tensorflow
,但并没有解决。假设问题是由软件包冲突引起的,则最相关的Colab软件包的版本如下:
tb-nightly 2.4.0a20201014
tblib 1.7.0
tensorboard-plugin-wit 1.7.0
tensorboardcolab 0.0.22
tensorflow 2.3.0
tensorflow-addons 0.8.3
tensorflow-datasets 2.1.0
tensorflow-estimator 2.3.0
tensorflow-federated-nightly 0.16.1.dev20201014
tensorflow-gcs-config 2.3.0
tensorflow-hub 0.9.0
tensorflow-metadata 0.24.0
tensorflow-model-optimization 0.4.1
tensorflow-privacy 0.5.1
tensorflow-probability 0.11.0
termcolor 1.1.0
terminado 0.9.1
testpath 0.4.4
text-unidecode 1.3
textblob 0.15.3
textgenrnn 1.4.1
tf-estimator-nightly 2.4.0.dev2020101401
tf-nightly 2.4.0.dev20201014
tfa-nightly 0.12.0.dev20201012231340
有人知道如何解决吗?
解决方法
这看起来像 https://github.com/tensorflow/federated/issues/914,很可能已在 https://github.com/tensorflow/federated/commit/2add5c8d9dbb5945f6f8240b13965292625a8f65 中修复。
这应该在 TFF 0.17.0
及更高版本中。
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