Cairn

Spillover file retention and stale pointer bug

NousResearch/hermes-agent · cluster 126351 · agent

Data as of

Nothing open on GitHub. Fix merged in #139894. Check it covers your case.

The short answer

0open issues
0open PRs
5items grouped
Known?
Yes. 5 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #139894. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #139894. That is separate from the fix event.
Still open
Nothing open on GitHub.

These items address a bug where tool output spill files are deleted sooner than expected while the transcript continues to tell the model the full result is on disk, and related fixes to retention duration and expiration messaging.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

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

  • #139894 fix(tools): spilled tool results stay readable for the session's lifetime (#126351, salvage #126365)

    merged to main

    files: gateway/run_housekeeping_disk.py, hermes_state_media.py, hermes_state_mutation_retirement.py, tests/test_session_spillover_cleanup.py, tests/tools/test_tool_result_storage.py, tools/file_tools.py, tools/tool_result_storage.py, website/docs/user-guide/configuration.md

3 PRs closed without merging

From the close comments: superseded by another PR 2 · PR volume cleanup 1

  • #126365 fix(tools): keep spillover archives for the session retention window · superseded by another PR → e1598b5, #126351, #129863, #129321
  • #129321 Fix #126351: Extend spillover retention to 30 days and provide explicit expiration feedback · superseded by another PR → #126365, #129863, #126351
  • #129863 fix(tools): stop the persisted-output pointer claiming spill files are durable · PR volume cleanup → 9179153, eb8d21f, 1cb25c3, e1598b5, #126351, #172554, #126365
Closed issues · 1
  • Closed#126351[Bug]: spilled tool results are deleted after 24h, but the transcript tells the model the full result "is already on disk" and not to re-request it
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.40: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Subsystem
agent
Merged PRs
#139894
Closed issues
1
Attempts
3 PRs closed without merging
Fix link checked
16 Oct 2026

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The same facts, typed.

cluster/126351.json
cluster/126351.md