[DO NOT REVIEW] Trying #40358 DDP tests on master without grad layout diffs

[mcarilli]

supporting #40358

[dr-ci]

💊 CI failures summary and remediations

As of commit b21cfa1 (more details on the Dr. CI page):

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• 2/3 failures possibly* introduced in this PR
  • 2/2 non-CircleCI failure(s)
• 1/3 tentatively recognized as flaky ❄️
  • Click here to rerun these jobs

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❄️ 1 failure tentatively classified as flaky

but reruns have not yet been triggered to confirm:

pytorch_linux_xenial_cuda10_1_cudnn7_py3_multigpu_test (1/1)

Step: "Run tests" (full log | diagnosis details | 🔁 rerun) ❄️

Jun 22 22:58:34 RuntimeError: Process 0 terminated or timed out after 100.07569599151611 seconds

Jun 22 22:58:34 ====================================================================== 
Jun 22 22:58:34 ERROR [100.087s]: test_grad_layout_1devicemodule_2replicaperprocess (__main__.DistributedDataParallelTest) 
Jun 22 22:58:34 ---------------------------------------------------------------------- 
Jun 22 22:58:34 Traceback (most recent call last): 
Jun 22 22:58:34   File "/opt/conda/lib/python3.6/site-packages/torch/testing/_internal/common_distributed.py", line 204, in wrapper 
Jun 22 22:58:34     self._join_processes(fn) 
Jun 22 22:58:34   File "/opt/conda/lib/python3.6/site-packages/torch/testing/_internal/common_distributed.py", line 306, in _join_processes 
Jun 22 22:58:34     self._check_return_codes(elapsed_time) 
Jun 22 22:58:34   File "/opt/conda/lib/python3.6/site-packages/torch/testing/_internal/common_distributed.py", line 344, in _check_return_codes 
Jun 22 22:58:34     raise RuntimeError('Process {} terminated or timed out after {} seconds'.format(i, elapsed_time)) 
Jun 22 22:58:34 RuntimeError: Process 0 terminated or timed out after 100.07569599151611 seconds 
Jun 22 22:58:34  
Jun 22 22:58:34 ====================================================================== 
Jun 22 22:58:34 ERROR [1.918s]: test_param_layout_mismatch_error (__main__.DistributedDataParallelTest) 
Jun 22 22:58:34 ---------------------------------------------------------------------- 
Jun 22 22:58:34 Traceback (most recent call last): 
Jun 22 22:58:34   File "/opt/conda/lib/python3.6/site-packages/torch/testing/_internal/common_distributed.py", line 204, in wrapper 
Jun 22 22:58:34     self._join_processes(fn) 
Jun 22 22:58:34   File "/opt/conda/lib/python3.6/site-packages/torch/testing/_internal/common_distributed.py", line 306, in _join_processes 
Jun 22 22:58:34     self._check_return_codes(elapsed_time) 
Jun 22 22:58:34   File "/opt/conda/lib/python3.6/site-packages/torch/testing/_internal/common_distributed.py", line 339, in _check_return_codes 

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Extra GitHub checks: 2 failed

• Failed: GitHub Actions - flake8-py3
• Failed: GitHub Actions - quick-checks

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This comment has been revised 46 times.

[ngimel]

Closing, reopen if needed.