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golang syscall原理

Posted by 夏泽民 Jun 9, 2019

1.入口 系统调用的入口根据不同系统有不同实现，对于AMD64, Linux环境是：syscall/asm_linux_amd64.s

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gdb_codesign

Posted by 夏泽民 Jun 8, 2019

在 初次使用 gdb 时，可能会遇到这样的错误：

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fcntl函数设置阻塞与非阻塞

Posted by 夏泽民 Jun 8, 2019

用命令F_GETFL和F_SETFL设置文件标志，比如阻塞与非阻塞

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swoole

Posted by 夏泽民 Jun 7, 2019

https://github.com/swoole/swoole-src/ https://toxmc.github.io/swoole-cs.github.io/

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进程池，线程池

Posted by 夏泽民 Jun 7, 2019

由于服务器的硬件资源“充裕”，那么提高服务器性能的一个很直接的方法就是以空间换时间，即“浪费”服务器的硬件资源，以换取其运行效率。这就是池的概念。

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