v4.2.1

run-llama/liteparsev4.2.1Aug 22, 2025by ravitemer

AI Summary

A patch release addressing critical deadlock issues in the workspace cache system to prevent persistent locks from crashed processes.

Key Highlights

Fixed persistent deadlock issues where crashed processes left lock files blocking new instances
Increased lock retry delay to 100ms
Added automatic stale lock file cleanup
Implemented recursive retry mechanism with loop protection

Full Release Notes


### Fixed

- **Workspace Cache Locking**: Improved lock file handling to prevent persistent deadlocks
  - Increased lock retry delay from 50ms to 100ms for better stability
  - Added automatic stale lock file cleanup after maximum retry attempts
  - Implemented recursive retry mechanism with infinite loop protection
  - Enhanced error messaging and logging for lock acquisition failures
  - Resolves issue where crashed processes could leave persistent lock files blocking new hub instances