磁盘iolinuxdev

巧用linux云服务器下的的/dev/shm/，避开磁盘IO不给力!

使用阿里云服务器半年，省心省事省力，就是磁盘io性能需要费一点心，不过我相信阿里云技术的实力，很快就能解决磁盘io性能问题，不过暂时我只能自己动手丰衣足食了，巧用linux云服务器提供给了/dev/shm/，如果合理使用，可以避开磁盘IO不给力，提高网站访问速度，分享如下：一．什么是tmpfs和/dev/shm/？ tmpfs是Linux/Unix系统上的...

巧用linux云服务器下的的/dev/shm/，避开磁盘IO不给力!

巧用linux云服务器下的的/dev/shm/，避开磁盘IO不给力! 一．什么是tmpfs和/dev/shm/？ tmpfs是Linux/Unix系统上的一种基于内存的文件系统。tmpfs可以使用您的内存或swap分区来存储文件。由此可见，tmpfs主要存储暂存的文件。它有如下2个优势： 1）动态文件系统的大小。 2）tmpfs 的另一个主要的好处是它闪电般的速度。因为典型的 tmpfs 文件系...

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