2013年10月18日
Why use swap when there is more than enough RAM.
摘要： Swappinessis a property of theLinux kernelthat changes the balance between swapping out runtime memory, as opposed to dropping pages from the systempage cache. Swappiness can be set to values between 0 and 100 inclusive. A low value means the kernel will try to avoid swapping as much as possible whe 阅读全文
posted @ 2013-10-18 10:49 sunsweet 阅读(333) 评论(0) 推荐(0) 编辑
linux的free命令详解-内存是拿来用的不是拿来看的
摘要： $ free -m total used free shared buffers cachedMem: 1002 769 232 0 62 421-/+ buffers/cache: 286 715Swap: 1153 0 1153第一部分Mem行:total 内存总数: 1002Mused 已经使用的内存数: 769Mfree 空闲的内存数: 232Msha... 阅读全文
posted @ 2013-10-18 09:28 sunsweet 阅读(238) 评论(0) 推荐(0) 编辑