# NousResearch/hermes-agent · Pet image cache leak and related resource leaks

## Open now

- Nothing open on GitHub.

A bug was identified where pet generation leaves intermediate images in the cache directory, causing unbounded disk growth. Related fixes address multiple resource leaks including thread file descriptors, browser daemons, Relay scope, and session leases.

## 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 #86755. Verify it addresses your case.
- **Recommended:** read PR #86755 (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-86755`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #52602: \[Bug\]: pet generation leaks intermediate images in cache/images (unbounded disk growth outside the gateway)

## Prior & competing PRs

- **#86755: fix: purge resource-leak cluster — thread output FDs, browser daemons, pet image cache, Relay scope pop, session leases**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/pet/generate/orchestrate.py`, `agent/relay_llm.py`, `agent/relay_runtime.py`, `agent/thread_scoped_output.py`, `contributors/emails/[redacted:email]`, `hermes_cli/active_sessions.py`, `hermes_cli/observability/relay_shared_metrics.py`, `tests/agent/test_pet_generate.py`, `tests/agent/test_relay_scope_pop_metadata.py`, `tests/agent/test_thread_scoped_output.py`, `tests/hermes_cli/test_active_sessions.py`, `tests/tools/test_browser_orphan_reaper.py`, `tools/browser_tool.py`
- **#52603: fix(pets): stop leaking intermediate images in cache/images**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#86755`

## Fix status

- Merged to main in PR #86755 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-08-15`.
- Subsystem: `agent/pet`