NousResearch/hermes-agent

Fix oversized argument list crashing parallel test runner

Cluster 116229. Data as of 2026-10-24 13:18 UTC

Nothing open on GitHub. Fix merged in #116822 on 20 Sep 2026. Check it covers your case.

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Known?: Yes. 4 related items grouped here, 1 issue already closed.
Fix event: A fix was merged to main in PR #116822. Check it covers your case. No release data is tracked.
Tracker: The maintainers' tracker marks this resolved, deciding PR #116822. That is separate from the fix event.
Still open: Nothing open on GitHub.

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When passing a full suite of test files via --files, the combined argv exceeded the OS MAX_ARG_STRLEN limit (128 KiB), causing E2BIG before the runner could start. The fix reads large file lists from disk instead of passing them directly on the command line.

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Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

#116822 fix(tests): run_tests_parallel takes the explicit file list from a file, whole-suite lists no longer hit E2BIG (#116229, salvage #116243)

merged to main

files: scripts/run_tests_parallel.py, tests/scripts/test_run_tests_parallel.py

2 PRs closed without merging

From the close comments: done elsewhere 1 · merged via another change 1

#116243 fix(tests): let run_tests_parallel take the explicit file list from a file · merged via another change → 11975e6, #116822, #116229, #116243
#116248 fix(test-runner): read large file lists from disk · done elsewhere → 11975e6, #116822, #116229, #116243

Closed issues · 1

Closed#116229run_tests_parallel.py: --files cannot take a whole-suite list — single argv exceeds MAX_ARG_STRLEN (128 KiB), E2BIG before the runner starts

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At a glance

Merged PRs: #116822
Closed issues: 1
Attempts: 2 PRs closed without merging
Fix link checked: 20 Sep 2026

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