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Explain about SQLOS?

Answer Posted / Himanshu Srivastava

SQL Server Operating System (SQLOS) is a lightweight operating system built within SQL Server that manages resources like memory, CPU, and I/O for multiple user connections simultaneously.n
1. Resource Governance: Manages resource consumption by individual queries or plans to ensure fairness and prevent runaway queries from consuming all server resources.n
2. Concurrency Control: Ensures concurrent access to database objects by implementing mechanisms like locks and latches.n
3. Asynchronous Processing: Supports asynchronous processing for I/O, queries, and jobs using worker threads and worker thread pools.

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