手工释放linux内存——/proc/sys/vm/drop_caches
当在Linux下频繁存取文件后，物理内存会很快被用光，当程序结束后，内存不会被正常释放，而是一直作为caching。这个问题，貌似有不少人在问，不过都没有看到有什么很好解决的办法。那么我来谈谈这个问题。
一、通常情况
先来说说free命令：
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标签类目:free
Howto: Linux kill and logout users 如何结束终端并注销用户
Yet another newbie question that suggests people love to kill and show their power to rest of the world
There is a package called procps. It includes various useful (read as nifty) utilities. One of such utility is skill which is responsible to send a signal to users and process such as:
Halt user terminal
Kill user and logout 继续阅读 »