{"repo":"NousResearch/hermes-agent","public_id":"108005","display_label":"Desktop serve idle CPU burn from polling loop","summary":"A per-session notification poller in desktop `serve` calls `psutil.Process.status()` roughly twice per second per session, causing CPU usage that scales with the square of open sessions. The cluster covers identifying this idle CPU burn and throttling the bot-delivery poll interval to reduce it.","subsystem":null,"counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":117063,"merged_at":"2026-09-20T09:46:35+00:00"},"resolution":{"state":"resolved","by":"pr-117063"},"freshness":{"state":"verified","last_verified_at":"2026-09-20T09:46:35+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":108005,"pr_number":117063,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-20T09:46:35+00:00"}],"members":[{"kind":"issue","number":108005,"title":"Desktop `serve` burns up to a full core while idle (cost ≈ open sessions²): per-session notification poller sweeps every session lease with `psutil.Process.status()` ~2×/s","url":null,"state":"closed"},{"kind":"pr","number":108014,"title":"fix(tui): throttle idle bot-delivery poll to stop sessions² CPU","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"0caf219aaf","number":0},{"kind":"pr","value":"#117063","number":117063},{"kind":"pr","value":"#108005","number":108005}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":117063,"title":"Desktop `serve` stops burning a core while idle: the bot-delivery poll runs every 5 s, not 2×/s per session (#108005, salvage #108014)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["hermes_cli/active_sessions.py","tests/hermes_cli/test_active_sessions.py","tests/hermes_cli/test_shared_session_attach.py","tests/tui_gateway/test_bot_delivery_poll_throttle.py","tests/tui_gateway/test_bot_live_owner_delivery.py","tui_gateway/session_notifications.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}