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🐛 Stash failures are not logged to the process node - #7572

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khsrali merged 1 commit into
aiidateam:mainfrom
khsrali:fix/stash-failure-report
Aug 26, 2026
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🐛 Stash failures are not logged to the process node#7572
khsrali merged 1 commit into
aiidateam:mainfrom
khsrali:fix/stash-failure-report

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@khsrali

@khsrali khsrali commented Aug 20, 2026

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Follow-up to #7563, addressing a point raised there by @npaulish.

Log an error through node.logger (which writes to the DB log) before re-raising. Error rather than warning: a transient failure outside the StashingError paths is retried by exponential_backoff_retry and already lands at ERROR on the node, so the run that failed for good must not rank below the one that recovered. The existing end-to-end test test_fail_on_missing_with_missing_file asserts the ERROR entry for both COPY and COMPRESS_TARGZ

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📝 Walkthrough

Walkthrough

The stash task now logs StashingError details before re-raising. The missing-file test verifies that the failed node log includes the node identifier and missing file name.

Changes

Stash failure logging

Layer / File(s) Summary
Log and validate stash failures
src/aiida/engine/processes/calcjobs/tasks.py, tests/calculations/test_stash.py
The StashingError handler logs the calculation identifier and error details before re-raising. The failure test checks the node log for the missing file.

Estimated code review effort: 2 (Simple) | ~10 minutes

Merge Risk: ⚪ Minimal · up to 224e2

The PR adds database-visible warning logging for stash failures; no actionable merge-blocking risk remains, though the test should ideally also verify that the recorded entry has WARNING severity.

Suggested reviewers: geigerj2

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Docstring Coverage ✅ Passed Docstring coverage is 100.00% which is sufficient. The required threshold is 80.00%.
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Out of Scope Changes check ✅ Passed Check skipped because no linked issues were found for this pull request.
Title check ✅ Passed The title clearly and concisely identifies the main change: logging stash failures to the process node.
Description check ✅ Passed The description directly explains the stash failure logging change, its motivation, implementation, and test coverage.

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Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 80.35%. Comparing base (92c21cc) to head (b58de29).

Files with missing lines Patch % Lines
src/aiida/engine/processes/calcjobs/tasks.py 0.00% 2 Missing ⚠️
Additional details and impacted files
@@            Coverage Diff             @@
##             main    #7572      +/-   ##
==========================================
- Coverage   80.70%   80.35%   -0.34%     
==========================================
  Files         581      581              
  Lines       47138    47139       +1     
==========================================
- Hits        38040    37876     -164     
- Misses       9098     9263     +165     

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@khsrali
khsrali requested a review from agoscinski August 20, 2026 14:21

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Note

Quiet mode is enabled, so only the most important comments were posted inline. Other review comments are grouped below.

🟡 Other comments (1)
tests/calculations/test_stash.py-644-645 (1)

644-645: 🎯 Functional Correctness | 🟡 Minor | ⚡ Quick win

Require WARNING in the log assertion.

Assert that the matching log has log.levelname == 'WARNING' as well as the expected message. This verifies the failure uses node.logger.warning.

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In `@tests/calculations/test_stash.py` around lines 644 - 645, Update the log
assertion in the test around the get_logs_for result to require log.levelname ==
'WARNING' in addition to the existing failure-message and missing.txt checks,
confirming the warning-level logging behavior.

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Other comments:
In `@tests/calculations/test_stash.py`:
- Around line 644-645: Update the log assertion in the test around the
get_logs_for result to require log.levelname == 'WARNING' in addition to the
existing failure-message and missing.txt checks, confirming the warning-level
logging behavior.

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  • src/aiida/engine/processes/calcjobs/tasks.py
  • tests/calculations/test_stash.py

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@agoscinski

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test_restart_after_daemon_reset is so flaky. really need to fix this

@GeigerJ2 GeigerJ2 left a comment

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Just one nit, up to you. Apart from that, LGTM! Docker build should be fixed by rebase. Not sure if test_restart_after_daemon_reset will, too.

except StashingError as exception:
# Log to the node so the failure shows up in ``verdi process report``, then re-raise so the ``Waiting`` state
# terminates the process with an exit code
node.logger.warning(f'stashing calculation<{node.pk}> failed: {exception}')

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Nit: node.logger.warning could be node.logger.error here. Concretely, take two COPY-mode stashes on the same profile:

  • The stash hiccups, then succeeds. transport.makedirs_async at execmanager.py:513 sits outside the try that wraps copy_async, so a transient OSError there propagates raw rather than as a StashingError. It is therefore not in ignore_exceptions, exponential_backoff_retry catches it, logs logger.exception at engine/utils.py:221 (that is logger=node.logger, so ERROR on the node), sleeps, and retries. Attempt two works. The calculation ends Finished [0], everything was stashed, and verdi process report shows +-> ERROR.
  • The stash fails for good. The source file is missing, execmanager.py:525 raises StashingError, which is in ignore_exceptions, so engine/utils.py:210 re-raises immediately with no retry and no log. The new line at tasks.py:389 then writes the only record there will ever be. The calculation ends Finished [160], nothing was stashed, and verdi process report shows +-> WARNING.

So the run that worked is the one flagged ERROR, and the one that didn't is flagged WARNING.

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agent:investigate

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Confirmed on the current code: ignore_exceptions=(Interruption, StashingError) (tasks.py:382) makes exponential_backoff_retry re-raise a StashingError with no log (utils.py:210), while anything else goes through logger.exception on node.logger (utils.py:221) and a retry; makedirs_async (execmanager.py:522) and the compress pre-checks do sit outside the StashingError paths, so a recovered hiccup lands at ERROR and a final failure would have landed at WARNING. Switched to node.logger.error; the test now asserts the level too.

(Disclaimer: I'm @khsrali's AI assistant, I'm posting with his instructions)

@khsrali khsrali added the pr/blocked PR is blocked by another PR that should be merged first label Aug 25, 2026
@khsrali

khsrali commented Aug 25, 2026

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should go after #7564

@khsrali
khsrali force-pushed the fix/stash-failure-report branch 2 times, most recently from 646dc72 to 9e0efd4 Compare August 26, 2026 08:14
When `stash_calculation` raises a `StashingError`, `task_stash_job`
re-raised it without logging: `exponential_backoff_retry` lists it under
`ignore_exceptions`, so its own `logger.exception` is skipped, and the
`Waiting` state only converts it into `ERROR_STASHING_FAILED`. The only
trace was the exit message attribute; `verdi process report` showed
nothing.

Log an error through `node.logger` before re-raising, so the failure is
recorded in the DB log for every stash mode. Error, not warning: a
transient failure outside the `StashingError` paths is retried by
`exponential_backoff_retry` and already logged at ERROR on the node, so
the run that eventually failed must not rank below the one that recovered.
@khsrali
khsrali force-pushed the fix/stash-failure-report branch from 9e0efd4 to b58de29 Compare August 26, 2026 08:16
@khsrali
khsrali enabled auto-merge (squash) August 26, 2026 08:18
@khsrali
khsrali disabled auto-merge August 26, 2026 08:34
@khsrali
khsrali merged commit 54427ba into aiidateam:main Aug 26, 2026
16 of 19 checks passed
@khsrali
khsrali deleted the fix/stash-failure-report branch August 26, 2026 08:43
@agoscinski agoscinski mentioned this pull request Aug 26, 2026
agoscinski pushed a commit that referenced this pull request Aug 27, 2026
Log an error through `node.logger` before re-raising, so the failure is
recorded in the DB log for every stash mode. Error, not warning: a
transient failure outside the `StashingError` paths is retried by
`exponential_backoff_retry` and already logged at ERROR on the node, so
the run that eventually failed must not rank below the one that recovered.

(cherry picked from commit 54427ba)
agoscinski pushed a commit that referenced this pull request Aug 27, 2026
Log an error through `node.logger` before re-raising, so the failure is
recorded in the DB log for every stash mode. Error, not warning: a
transient failure outside the `StashingError` paths is retried by
`exponential_backoff_retry` and already logged at ERROR on the node, so
the run that eventually failed must not rank below the one that recovered.

(cherry picked from commit 54427ba)
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