{"repo":"NousResearch/hermes-agent","public_id":"100548","display_label":"Desktop hover triggering excessive backend pre-warming","summary":"These items concern a bug where hovering over the profile rail in the desktop app caused backends to be pre-warmed for every profile without pointer movement, leading to high memory churn and exceeding backend caps. The cluster covers the problem report, a fix, and a related salvage change.","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":117068,"merged_at":"2026-09-20T09:49:35+00:00"},"resolution":{"state":"resolved","by":"pr-117068"},"freshness":{"state":"verified","last_verified_at":"2026-09-20T09:49:35+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":100548,"pr_number":117068,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-20T09:49:35+00:00"}],"members":[{"kind":"issue","number":100548,"title":"Desktop hover-prewarm cascades through the entire profile fleet with no user input — ~750 MB/min RAM churn, 19 backends vs cap of 3","url":null,"state":"closed"},{"kind":"pr","number":100588,"title":"fix(desktop): stop fleet-wide hover-prewarm without pointer movement","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"1ec61e4df2","number":0},{"kind":"pr","value":"#117068","number":117068},{"kind":"pr","value":"#100548","number":100548}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":117068,"title":"Desktop: hovering the profile rail without moving the pointer no longer pre-warms a backend for every profile (#100548, salvage #100588)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["apps/desktop/src/app/chat/sidebar/profile-dropdown-switcher.tsx","apps/desktop/src/app/chat/sidebar/profile-rail-connect.test.tsx","apps/desktop/src/app/chat/sidebar/profile-rail-fleet.test.tsx","apps/desktop/src/app/chat/sidebar/profile-switcher.tsx","apps/desktop/src/app/chat/sidebar/session-row.test.tsx","apps/desktop/src/app/chat/sidebar/session-row.tsx","apps/desktop/src/app/chat/sidebar/use-profile-prewarm.test.ts","apps/desktop/src/app/chat/sidebar/use-profile-prewarm.ts"]}],"trust":{"default_tier":"verified","includes_suggested":false}}