Synchronous Operation Execution in Asynchronous Node.js Runtime
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Solution Overview
Problem
In asynchronous operational environments, such as those utilizing the Node.js runtime, there is a challenge in executing synchronous operations efficiently due to the default asynchronous execution model, which can lead to issues with CPU-intensive applications requiring coordinated thread operations.
Innovation Solution
The implementation of a method and system that determine if an operation is synchronous, sending requests through a dual data buffer with a locked mutex to block subsequent operations until completion, allowing for synchronous execution within an asynchronous environment by using execution and communication threads.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If asynchronous execution model is used in Node.js runtime environment, then system responsiveness and non-blocking operations are improved, but execution of synchronous operations becomes inefficient and complex
Solution Approach 1:
The patent segments the execution model by introducing separate execution threads and communication threads. The execution thread handles synchronous operations while the communication thread manages asynchronous events, allowing the system to support both execution modes without forcing a choice between them.
Solution Approach 2:
The patent introduces an intermediary mechanism (the communication thread acting as a mediator) that translates between synchronous operation requests from the execution thread and asynchronous event notifications, enabling synchronous operations to function within the asynchronous Node.js runtime without directly compromising system responsiveness.
2Reliability
If synchronous operations are implemented in asynchronous environment using thread blocking, then operation completion assurance is improved, but system throughput and concurrency are reduced
Solution Approach 1:
The patent applies local quality by making threads selective in their blocking behavior. Only the execution thread blocks when performing synchronous operations, while the communication thread remains non-blocking to maintain system responsiveness. This localized application of blocking minimizes the impact on overall system throughput.
3Reliability
If dual data buffer with locked mutex is used for synchronous operation communication, then thread coordination and data integrity are improved, but access overhead and operation speed are increased
Solution Approach 1:
The patent implements periodic action through alternating lock/unlock cycles of the mutex. The mutex is locked only during critical data exchange moments between threads and unlocked during non-critical periods, allowing the system to maintain data integrity while minimizing the time spent in locked state and thus reducing overhead.
Data Source
AI summary
A method for execution of a synchronous operation in an asynchronous operational environment includes receiving, by a processor, a first operation from program code executing within the asynchronous operational environment with the program code being run on an execution thread and a communication thread. The method also includes determining, by the processor, if the first operation is a synchronous operation. The method further includes that if the first operation is a synchronous operation, sending a request from the execution thread to the communication thread to perform the first operation and blocking execution of a subsequent operation until a response to the request from the communication thread for the first operation has been completed.