htop

前言

htop是一个linux下的实时的线程监控工具，htop提供了以下工具：

• In htop you can scroll vertically to view the full process list, and scroll horizontally to view the full command lines.
• It starts very quickly as compared top, because it doesn’t wait to fetch data during startup.
• In htop you can kill more than one processes at once without inserting their PIDs.
• In htop you no longer needed to enter process number or priority value to re-nice a process.
• Press “e” to print the set of environment variables for a process.
• Use mouse to select list items.

使用rpm包安装htop

• 安装 EPEL repository

-------------- For RHEL/CentOS 7 --------------
wget dl.fedoraproject.org/pub/epel/7/x86_64/Packages/e/epel-release-7-11.noarch.rpm
rpm -ihv epel-release-7-11.noarch.rpm 

-------------- For RHEL/CentOS 6 --------------
wget http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
rpm -ihv epel-release-6-8.noarch.rpm

• 安装

 yum install htop