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Fix Orchestrator task persistence and file lock handling - #10957
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- Increase lock staleness timeout from 31s to 60s for complex orchestrator scenarios - Increase lock retries from 5 to 10 with higher backoff timeouts (200ms-2s) - Add retry logic (3 attempts) for critical parent task metadata persistence - Add user-visible warnings when delegation metadata persistence fails - Improve error messages with context about lock contention causes This addresses issues where Orchestrator mode tasks would disappear from the task list after creating multiple subtasks in rapid succession, caused by lock contention during concurrent file writes.
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Review complete. No issues found. The changes appropriately address lock contention during rapid orchestrator delegation by:
Mention @roomote in a comment to request specific changes to this pull request or fix all unresolved issues. |
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Fixes the issue where Orchestrator mode tasks would stop prematurely and disappear from the task list after creating multiple subtasks in rapid succession.
Root Cause
Lock contention during rapid file writes when Orchestrator creates multiple subtasks. Each delegation involves concurrent writes to:
When lock acquisition failed or metadata persistence failed silently, parent tasks would appear to "disappear" from the UI.
Changes
Increased lock resilience in safeWriteJson:
Added retry logic for critical delegation metadata:
Testing
View task on Roo Code Cloud
Important
Enhances task persistence and lock handling in Orchestrator mode by adding retry logic and increasing lock resilience in
ClineProvider.tsandsafeWriteJson.ts.ClineProvider.ts.safeWriteJson.tswith longer timeouts and more retries.safeWriteJson.ts: Lock staleness timeout increased from 31s to 60s, retries from 5 to 10, and backoff timeout range from 100-1000ms to 200-2000ms.ClineProvider.ts: 3 retry attempts with exponential backoff for parent task status persistence.safeWriteJsontests pass (16/16).This description was created by
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