Cairn

Gateway restart causes duplicate expired session flushes

NousResearch/hermes-agent · cluster 2506 · gateway

Data as of

Nothing open on GitHub. Fix merged in #4481. Check it covers your case.

The short answer

0open issues
0open PRs
6items grouped
Known?
Yes. 6 related items grouped here, 2 issues already closed.
Fix event
A fix was merged to main in PR #4481. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
Nothing open on GitHub.

These issues and PRs address a bug where expired sessions are re-flushed on every gateway restart. Multiple fix approaches are represented, involving persisting flush state to prevent redundant operations.

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.

  • #4481 fix(gateway): persist memory flush state to prevent redundant re-flushes on restart

    merged to main

    files: cli.py, gateway/run.py, gateway/session.py, hermes_cli/runtime_provider.py, run_agent.py, tests/gateway/test_async_memory_flush.py

3 PRs closed without merging

From the close comments: done elsewhere 3

  • #2510 fix(gateway): prevent re-flushing expired sessions on restart · done elsewhere → #4481
  • #2527 fix(gateway): remove expired session entries after flush to prevent restart re-flushing · done elsewhere → #2510, #4481
  • #3078 fix(gateway): persist flushed-session set to DB to prevent double flush on restart · done elsewhere → #4481
Closed issues · 2
  • Closed#2506_session_expiry_watcher re-flushes expired sessions on every gateway restart
  • Closed#3059Double memory flush on gateway restart when session expires
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.36: 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
gateway
Merged PRs
#4481
Closed issues
2
Attempts
3 PRs closed without merging
Fix link checked
1 Apr 2026. This confirmation is old and may be out of date (a revert or reopen would not have invalidated it here); re-verify.

For your agent

The same facts, typed.

cluster/2506.json
cluster/2506.md