MC-4333

Nightly luci-operator-tuner findings. Report file: `/home/lucienne/workspace/reports/operator-tune-2026-05-28.md`. # Operator Tuner Report — 2026-05-28 Window: last 24h (extended 72h for recurrence). Runs: 94. Total actions: 1201. Avg actions/run: 11.71. ## Action mix (recent window) ``` 202 repo_dirty_observed 201 operator_ticket_exists 94 run_start 94 disk_worktree_snapshot 94 memory_snapshot 94 done_audit_summary 94 run_complete 48 blocked_runtime_failure_reset 46 recent_task_failure 45 blocked_lane_classification_summary 44 operator_dev_loop_throttled 33 active_lane_snapshot 17 todo_backlog_observed 16 repo_dirty_all_known_generated 11 create_operator_ticket 10 waiting_non_runnable_assignee_observed 10 waiting_lane_hygiene_summary 10 attach_operator_context_to_closed_failure_ticket 6 promote_dead_zone_ticket 6 active_lane_backlog_observed 6 process_kill_intent 4 pickup_direct_run 4 defer_task_failure_to_watchdog 3 operator_dev_loop_finished 2 operator_ticket_resolved 2 waiting_stale_blocker_released 1 stale_runtime_observed 1 stale_runtime_marked 1 stale_runtime_summary 1 blocked_lane_completed_marked_done 1 terminal_ticket_runtime_closed ``` ## Signals worth tuning - Recurring operator-ticket markers (>=3 in 72h): {'[operator:active-lane-backlog]': 7, '[operator:ticket-backlog]': 4, '[operator:dirty-repo:workspace]': 3, '[operator:dirty-repo:PKA]': 3, '[operator:dirty-repo:mission-control]': 4} - Weak-done reopens: 0 - Stale-runtime marks (extended window): 3 - Dev-loop throttle ratio: 0.94 (44 throttled / 3 finished) - Repo-dirty observations: 202 (generated-only noise: 16) ## Proposed patches (proposal dispatch failed: [Errno 7] Argument list too long: '/home/lucienne/.local/bin/claude')