- Implemented a more robust shutdown mechanism using sync.Once to prevent multiple shutdown calls and ensure all background managers are stopped properly.
- Refactored coalesced request handling to utilize atomic operations for waiting counts, improving thread safety and performance.
- Introduced a done channel for coalesced requests to signal completion, enhancing the handling of concurrent requests and reducing potential deadlocks.
- Updated logging to provide better insights into cache request processing and error handling.
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