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AsyncLocalStorage lets Node.js servers carry request-scoped context — IDs, loggers, tenants — through async chains without threading parameters through every function.
Node.js provides AsyncLocalStorage as a high-level API for maintaining state across asynchronous execution boundaries. This feature relies on the underlying async_hooks module to track the lifecycle of asynchronous resources via init, before, after, and destroy events. While this mechanism simplifies request-scoped context propagation, it introduces a known
nodejs