When I graduated, the country still had a system of job allocation. My best friend, Zhang Dapang, was assigned to a big city called Database, where he could sit in a high-end data center every day, specializing in SQL query optimization. His job was stable and comfortable. The student next door, Xiaobai, was sent to … Read more
When I graduated, the country still had a system of job allocation. My best friend Xiaoming was assigned to a big city called Database, where he could sit in a high-end data center every day, specializing in SQL query optimization. His job was stable and comfortable. In the neighboring dorm, Xiaobai was sent to Compiler … Read more
Click the above blue text to follow us I/O multiplexing in Linux refers to a mechanism that monitors multiple file descriptors simultaneously, allowing programs to wait for multiple I/O events without blocking. I/O multiplexing is primarily implemented through three system calls: select, poll, and epoll. Applications can monitor the state changes of multiple file descriptors, … Read more