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方法 方法1: echo "apple banana orange" | awk '{print $1,$2,$3}' | while read a b c do echo a=$a b=$b c=$c done 方法2: memory= read total used buffers cached 阅读全文
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kenrel API for NTP kernel 提供两个API(即系统调用 system call)给应用程序NTP,去校准kernel system clock "Kernel Application Program Interface" The kernel application prog 阅读全文
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Install Performance Co Pilot 提前安装依赖 Installing Performance Co Pilot 安装PCP Building Vector from Source 源码安装Vector 安装vector 安装:Node.JS, npm and Bower 功能 阅读全文