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544 Kernel Queue: The Complete Guide On The Most Essential Technology For High-Performance I/O

Habr
simonzolin @ Habr · 01/11/2022 03:59 EDT

Kernel Queue: The Complete Guide On The Most Essential Technology For High-Performance I/O

When talking about high-performance software we probably think of server software (such as nginx) which processes millions requests from thousands clients in parallel. Surely, what makes server software work so fast is high-end CPU running with huge amount of memory and a very fast network link. But even then, the software must utilize these hardware resources at maximum efficiency level, otherwise it will end up wasting the most of the valuable CPU power for unnecessary kernel-user context switching or w

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