摘要: http://www.cnblogs.com/zacard-orc/p/3646979.htmlhttp://haolloyin.blog.51cto.com/1177454/354320/http://www.oschina.net/project/tag/107/mailserver?lang=... 阅读全文
posted @ 2014-04-18 22:22 规格严格-功夫到家 阅读(134) 评论(0) 推荐(0)
摘要: Linux命令----分析内存的瓶颈 为了提高磁盘存取效率, Linux做了一些精心的设计, 除了对dentry进行缓存(用于VFS,加速文件路径名到inode的转换), 还采取了两种主要Cache方式:Buffer Cache和Page Cache.前者针对磁盘块的读写,后者针对文件inode的读... 阅读全文
posted @ 2014-04-18 17:08 规格严格-功夫到家 阅读(2183) 评论(0) 推荐(0)
摘要: us -- User CPU time The time the CPU has spent running users' processes that are not niced. sy -- System CPU time The time the CPU h... 阅读全文
posted @ 2014-04-18 17:03 规格严格-功夫到家 阅读(144) 评论(0) 推荐(0)
摘要: From:http://www.cyberciti.biz/tips/how-do-i-find-out-linux-cpu-utilization.htmlWhenever a Linux system CPU is occupied by a process, it is unavailable... 阅读全文
posted @ 2014-04-18 17:00 规格严格-功夫到家 阅读(409) 评论(0) 推荐(0)