NousResearch/hermes-agent

EMFILE errors from orphaned backend processes accumulating

Cluster 78872. Data as of 2026-10-29 11:48 UTC

Nothing open on GitHub. Fix merged in #83406 on 11 Aug 2026. Check it covers your case.

open issues

open PRs

items grouped

Known?: Yes. 3 related items grouped here, 1 issue already closed.
Fix event: A fix was merged to main in PR #83406. Check it covers your case. No release data is tracked.
Tracker: The maintainers' tracker marks this resolved, deciding PR #83406. That is separate from the fix event.
Still open: Nothing open on GitHub.

Next step: read #83406, then check it covers your case.

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A bug where orphaned local backend processes pile up and exhaust file descriptors, causing EMFILE errors and broken UI state. Two related fixes address this via file descriptor limits, orphan process cleanup, and bounded resource pools.

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.

#83406 fix(state,desktop,runtime): EMFILE cascade — bounded WAL read pool, orphan serve reap, nofile floor

merged to main

files: apps/desktop/electron/backend-child.ts, apps/desktop/electron/main.ts, apps/desktop/electron/windows-child-options.test.ts, cli-config.yaml.example, contributors/emails/[email protected], contributors/emails/[redacted:email], contributors/emails/[redacted:email], gateway/run.py, hermes_cli/config_defaults.py, hermes_cli/dashboard_procs.py, hermes_cli/gateway.py, hermes_cli/main.py, hermes_cli/resource_limits.py, hermes_cli/web_server.py, hermes_state.py, tests/hermes_cli/test_dashboard_admin_endpoints.py, tests/hermes_cli/test_gateway_service.py, tests/hermes_cli/test_orphan_desktop_serve_reap.py, tests/test_resource_limits.py, tests/test_session_db_read_conn_pool.py (+2 more)

1 PR closed without merging

From the close comments: merged via another change 1

#78873 fix(runtime,desktop,gateway): EMFILE hardening — nofile floor, orphan serve reap, launchd plist limit persistence · merged via another change → #83406, #76700, #77587, #73066, #78873, #78312

Closed issues · 1

Closed#78872Desktop: orphan local hermes serve backends pile up → EMFILE → empty tabs/sidebar

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Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
Pairwise link density 0.67: 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

Merged PRs: #83406
Closed issues: 1
Attempts: 1 PR closed without merging
Fix link checked: 11 Aug 2026

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