# NousResearch/hermes-agent · Gateway session lifecycle and state.db cleanup

## Open now

- Nothing open on GitHub.

These items address unbounded growth of state.db by adding session expiry tracking and a CLI subcommand to expose backend session lifecycle management commands.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #101316. Verify it addresses your case.
- **Recommended:** read PR #101316 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-101316`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.50`: the share of member 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.

## Closed / duplicate issues

- #54189: state.db unbounded growth: no session lifecycle/cleanup mechanism

## Prior & competing PRs

- **#101316: fix(sessions): state.db auto-prunes ended sessions by default (90d) and VACUUM only runs above 25% freelist (#54189)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `cli-config.yaml.example`, `hermes_cli/config_defaults.py`, `hermes_state.py`, `tests/test_hermes_state.py`, `tests/test_session_vacuum_config.py`, `website/docs/user-guide/sessions.md`
- **#56603: fix(gateway): set ended_at on expired gateway sessions to bound state.db growth**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `9fc0074bac`
- **#56998: feat(cli): add hermes sessions subcommand exposing backend session lifecycle commands**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `040a5e30dd9e9f563906079075c72ebc69a8d18e`

## Fix status

- Merged to main in PR #101316 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-02`.
- Subsystem: `agent`