# NousResearch/hermes-agent · MCP watchdog child processes not reaped on restart

## Open now

- 1 issue, 1 PR open on GitHub.
- #87906: gateway restart spawns duplicate MCP watchdog processes -- children of old gateway not killed
- PR #90406: fix(gateway): reap old gateway's MCP watchdog children on restart

These items concern a bug where restarting the gateway leaves orphaned MCP watchdog child processes from the previous gateway instance running. The fixes address cleanup of these leftover children during restart.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 1 open PR(s), 0 merged PR(s), 1 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

## Open related issues

- #87906: gateway restart spawns duplicate MCP watchdog processes -- children of old gateway not killed

## Prior & competing PRs

- **#88041: fix(gateway): reap orphaned MCP watchdog children on manual restart**. closed without merge
  - maintainer direction: category `uncategorized`; implication `needs_llm`
- **#90406: fix(gateway): reap old gateway's MCP watchdog children on restart**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#88041`, `#87906`
  - files: `contributors/emails/[redacted:email]`, `hermes_cli/gateway.py`, `tests/hermes_cli/test_gateway_restart_mcp_watchdog_reap.py`

## Fix status

- No merged fix on record.
- Subsystem: `gateway`