# NousResearch/hermes-agent · Gateway agent cache memory bounding fix

## Open now

- Nothing open on GitHub.

A bug report and associated fix attempts addressing unbounded RSS growth in the gateway due to the agent cache retaining full transcripts without memory limits. The work involves constraining the cache by memory in addition to count and age.

## TL;DR

- 3 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 1 PR(s) closed without merging.
- A fix was merged to main in PR #81127. Verify it addresses your case.
- **Recommended:** read PR #81127 (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-81127`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.67`: 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

- #80764: \[Bug\]: Gateway RSS grows unbounded (full transcripts held in agent cache) — shutdown hang + SIGKILL every 4-7h under multi-session load

## Prior & competing PRs

- **#81127: fix(gateway): bound the agent cache by memory, not just count and age (#80764, salvage of #80795)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `docs/session-lifecycle.md`, `gateway/agent_cache_pressure.py`, `gateway/run.py`, `hermes_cli/config_defaults.py`, `tests/gateway/test_agent_cache_pressure.py`, `website/docs/user-guide/configuration.md`
- **#80795: fix(gateway): bound the agent cache by memory, not just count and age**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#81127`, `#80764`

## Fix status

- Merged to main in PR #81127 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-08-07`.