htop command HowTo - Linux / Unix Q & A from nixCraft

How to install htop on pfSense firewall

last updated July 26, 2016 in FreeBSD, Package Management, Troubleshooting, UNIX

I am using pfSense version 2.3.2-RELEASE (FreeBSD 10.3-RELEASE-p5). How do I install htop version 2.x on a pfSense firewall?

HowTo: Check Swap Usage and Utilization in Linux

last updated June 8, 2017 in Commands, Linux, Troubleshooting

How do I check swap (paging) usage under Linux operating systems using command bash/ksh line options?

CentOS Linux: Find Memory (RAM) Usage Information Command

last updated December 27, 2013 in CentOS, Commands, Hardware

I am a new CentOS Linux user. How do I find out installed ram information on CentOS Linux? How do I find out memory usage statistics on Centos Linux version 5.x/6.x+ using console based command line option?

CentOS / RHEL: Install htop An Interactive Text-mode Process Viewer

last updated December 17, 2013 in CentOS, Monitoring, Package Management, RedHat and Friends

I am a new Linux/CentOS/RHEL sysadmin. How do I install an interactive text-mode process viewer for called htop on CentOS or Red Hat Enterprise Linux 5.x/6.x+ based system using yum command?

HowTo: Check RAM Size In Ubuntu Linux

last updated December 24, 2013 in Commands, Hardware, Ubuntu Linux

How do I check amount of RAM in my Ubuntu Linux laptop or desktop system/server using GUI and command line tools?