Cairn
NousResearch/hermes-agent

Stale child heartbeat leaves delegation stuck running

Cluster 113222 · agent. Data as of

1 open item. Fix merged in #131811 on 5 Oct 2026. Check it covers your case.

The short answer

0open issues
1open PR
6items grouped
Known?
Yes. 6 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #131811. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #131811. That is separate from the fix event.
Still open
0 issues and 1 PR.

These items address a bug where delegated or batched child tasks with expired heartbeats are not collected as finished, leaving parent turns or bot-mode chats indefinitely in a running state. Fixes target heartbeat staleness detection and cleanup in delegation and bot-mode flows.

Open issues0

No open issues.

Open PRs1

  • PR#129941fix(delegation): stop a collected child's ticking clock from refreshing the batch stall clock

Fixes on record

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

  • #113422 fix(bot-mode): a stalled subagent no longer locks a one-shot Bot Chat turn forever (#109749, salvage #109762, #113275)

    merged to main

    files: tests/tools/test_delegate_stale_wait_release.py, tools/delegate_tool.py, tools/delegate_tool_child_run.py, website/docs/user-guide/features/delegation.md

  • #131811 fix(delegation): collect a child's real result in a grace window after the stale-heartbeat verdict [risk 0.30]

    merged to main

    files: tests/tools/test_delegate_stale_heartbeat_collect.py, tools/delegate_tool.py, tools/delegate_tool_child_run.py

2 PRs closed without merging

From the close comments: done elsewhere 2

  • #109762 fix(delegation): release finite chat when a child stops progressing · done elsewhere → bfa56a3, #113422, #10974
  • #113275 fix(delegation): collect finished children when heartbeat goes stale · done elsewhere → bfa56a3, #113422, #10974
Closed issues · 1
  • Closed#113222[Bug]: async delegate_task batch never reports when a finished child's heartbeat is retired as stale — entries stay 'running'
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.33: 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
#113422, #131811
Closed issues
1
Attempts
2 PRs closed without merging
Fix link checked
5 Oct 2026

For your agent

The same facts, typed.

cluster/113222.json
cluster/113222.md