rvagg/node-worker-farm
Node Worker Farm
Node-worker-farm is a framework for distributing intensive computational tasks across a managed pool of background processes. By offloading heavy operations to independent child processes, it enables concurrent execution and prevents the main event loop from becoming blocked, allowing applications to maximize CPU utilization across available processor cores.
The library distinguishes itself through a proxy-based interface that maps local function calls directly to exported methods within remote worker modules. This abstraction simplifies the distribution of work by treating background tasks as standard function invocations, while the underlying system handles the serialization of data and the orchestration of inter-process communication.
The framework provides comprehensive lifecycle management, including the dynamic creation and termination of worker processes based on task demand. It ensures execution reliability by monitoring child process health and automatically re-queuing operations if a worker exits unexpectedly, maintaining system stability despite individual process failures.
Features
- Node.js Worker Thread Pools - Distributes intensive computational tasks across a managed pool of background processes to maximize CPU utilization.
- Node.js Process Managers - Provides tools for managing Node.js child processes to maximize CPU utilization and prevent event loop blocking.
- Process Forking - Spawns independent child processes to execute computational tasks in parallel outside the main event loop.
- Method Interception Proxies - Intercepts local function calls and proxies them to exported methods within remote worker modules.
- Parallel Task Orchestrators - Enables parallel task distribution by offloading computational work to a pool of child processes.
- Distributed Task Workers - Distributes heavy computational workloads across a managed pool of background workers.
- Dynamic Pool Scalings - Dynamically scales the number of active worker processes based on current task demand and system availability.
- Node.js Background Workers - Maps module methods to a pool of child processes for concurrent execution of specific functions.
- Background Worker Orchestration - Automates the lifecycle and cleanup of background worker processes to maintain system stability.
- Worker Lifecycle Management - Handles the initialization and termination of child processes to ensure clean shutdowns and resource release.
- Worker Task Mapping - Exposes functions from child modules to the main process for direct invocation across the worker pool.
- Inter-Process Message Passing - Exchanges serialized task data and results between parent and child processes using asynchronous pipes.
- Parallel Task Execution - Provides a framework for offloading heavy operations to worker processes with built-in retry and lifecycle management.
- Reliable Task Queues - Ensures task execution reliability by automatically retrying operations if a worker process fails.
- Automatic Task Retries - Automatically re-queues and retries tasks when child processes exit unexpectedly to ensure reliable execution.
Star history
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