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PHP 哪些场景适合使用内存共享？

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Release： 2016-06-06 20:44:32
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日常中用得不多，我唯一使用的场景就是前端页面循环执行ajax请求一个地址，但是在请求的时候需要拿到上次的数据业务处理之后的数据（但是不想存储到数据库）。

不知道大家有哪些高大上的应用场景呢？

或者说下PHP共享内存与我们使用memcache或者redis扩展的优势在哪。

回复内容：

日常中用得不多，我唯一使用的场景就是前端页面循环执行ajax请求一个地址，但是在请求的时候需要拿到上次的数据业务处理之后的数据（但是不想存储到数据库）。

不知道大家有哪些高大上的应用场景呢？

或者说下PHP共享内存与我们使用memcache或者redis扩展的优势在哪。

PHP共享内存可以在单台服务器上进行进程间的数据通信和共享，但不能跨服务器，memcache和redis可专门独立部署做为内存服务器

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