Posted inOS
Thread Pool Parameters and Working Principle
In Java, the ThreadPoolExecutor class from the java.util.concurrent package can be used to create and…
Posted inOS
Several Process Scheduling Algorithms
Process Scheduling Algorithms In operating systems, process scheduling algorithms determine how the CPU allocates time…
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What is a Memory Barrier?
When asked about memory barriers in an interview, you can answer systematically from three aspects:…
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Methods of Inter-Process Communication
1. Pipes Features: Half-duplex, used only for related processes (e.g., parent-child), exists in memory, operable…
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What’s the Difference Between Threads and Processes?
Processes and threads are two fundamental concepts in operating systems for managing program execution. Their…
Posted inOS
The Four Necessary Conditions for Deadlock
Concept: A phenomenon where multiple concurrent processes wait for each other due to competing for…
What is IO Multiplexing?
I/O multiplexing is a mechanism that allows a program to monitor multiple file descriptors simultaneously…