mmap

Embedded Linux: Memory-Mapped I/O

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Embedded Linux: Memory-Mapped I/O

Click the above blue text to follow us In Linux systems, Memory-Mapped I/O is an advanced I/O mechanism designed to provide direct access to files by mapping them into the process’s address space. Through this method, data can be accessed directly via memory without the need for system calls to transfer data, thereby improving file … Read more

Efficient Combination of mmap and Socket in Embedded Linux

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Efficient Combination of mmap and Socket in Embedded Linux

Hello everyone, I am the Information Guy~ In the pursuit of extreme performance in server development, how to reduce the number of data copies and lower CPU usage is an eternal topic. Today, I will introduce the combination of <span><span>mmap</span></span> and <span><span>socket</span></span>, which is a powerful tool to address this pain point, and has been … Read more