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Log exceptions in P2P shuffle tasks #7442

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Merged
merged 3 commits into from
Jan 5, 2023

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hendrikmakait
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@hendrikmakait hendrikmakait commented Jan 3, 2023

Logs the traceback of the caught exception for better observability. Previously, traceback information had been lost.

  • Tests added / passed
  • Passes pre-commit run --all-files

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github-actions bot commented Jan 3, 2023

Unit Test Results

See test report for an extended history of previous test failures. This is useful for diagnosing flaky tests.

       22 files  ±  0         22 suites  ±0   9h 28m 14s ⏱️ - 1m 47s
  3 289 tests +  2    3 203 ✔️ +  2       85 💤 ±0  1 ±0 
36 110 runs  +22  34 548 ✔️ +19  1 561 💤 +3  1 ±0 

For more details on these failures, see this check.

Results for commit 6e57cd3. ± Comparison against base commit b5a2078.

♻️ This comment has been updated with latest results.

@hendrikmakait hendrikmakait self-assigned this Jan 3, 2023
Comment on lines 51 to 54
except Exception:
raise RuntimeError(f"shuffle_transfer failed during shuffle {id}")
msg = f"shuffle_transfer failed during shuffle {id}"
logger.error(msg, exc_info=True)
raise RuntimeError(msg)
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you should get the proper traceback with

Suggested change
except Exception:
raise RuntimeError(f"shuffle_transfer failed during shuffle {id}")
msg = f"shuffle_transfer failed during shuffle {id}"
logger.error(msg, exc_info=True)
raise RuntimeError(msg)
except Exception as exc:
raise RuntimeError(msg) from exc

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Exception chaining sometimes threw a recursion error back in #7326 which is why we dropped it.

@fjetter fjetter merged commit 4e9e46a into dask:main Jan 5, 2023
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2 participants