Htop installation

Htop is an interactive and real time process monitoring application for Linux. It shows complete list of processes running and easy to use for normal tasks. We can interact with mouse those who love to play with mouse. You can scroll vertically to view the full process list, and scroll horizontally to view the full command line of the process.

Install Htop from source

Download the htop source from : http://sourceforge.net/projects/htop/

cd /usr/src/
wget http://downloads.sourceforge.net/project/htop/htop/0.8.3/htop-0.8.3.tar.gz?r=http%3A%2F%2Fsourceforge.net%2Fprojects%2Fhtop%2F&ts=1283665168&use_mirror=cdnetworks-kr-2tar zxvf htop-0.8.3.tar.gz
cd htop-0.8.3
./configure
yum install ncurses-devel
make all
make install

Htop installation on 64bit centos version 6 RPM Package

wget http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/RPMS/htop-0.9-1.el6.rf.x86_64.rpm
rpm -i htop-0.9-1.el6.rf.x86_64.rpm

Htop installation on 32bit centos version 6 RPM Package

wget http://apt.sw.be/redhat/el6/en/i386/rpmforge/RPMS/htop-0.9-1.el6.rf.i686.rpm
rpm -i htop-0.9-1.el6.rf.i686.rpm

Htop installation on 64bit centos RPM Package

and if your linux centos version is 64bit use this instead:

wget http://packages.sw.be/htop/htop-0.8.3-1.el5.rf.x86_64.rpm
rpm -i htop-0.8.3-1.el5.rf.x86_64.rpm

Htop Installation on 32bit Centos RPM Package

wget http://packages.sw.be/htop/htop-0.8.3-1.rh9.rf.i386.rpm
rpm -i htop-0.8.3-1.rh9.rf.i386.rpm

yum install htop*

How to Use htop

for using htop you can simply run htop command

htop

also there are some other options for example the delay time that is -d

htop -d 2

That the above will delay the refresh time to 2 seconds

To list only the specific user in the system try -u for exampe : htop -u apache (will list only the process run by the apache user)