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

How to display cpu wise usage using top command on FreeBSD Unix operating system

last updated February 25, 2017 in Commands, FreeBSD, FreeBSD Jails (VPS), UNIX

I recently switched from Linux to FreeBSD. On Linux, I press 1 which show me a breakdown of CPU usage per CPU, but it is not working on FreeBSD. How do I find out the usage of individual CPU core usage using the top command on FreeBSD operating system?

How To Check Swap Usage Size and Utilization in Linux

last updated July 23, 2019 in CentOS, Commands, Debian / Ubuntu, Linux, RedHat and Friends, Suse, Troubleshooting

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

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?

HowTo: Check Ram Size From Redhat Linux Desktop System

last updated December 27, 2013 in Commands, Hardware, RedHat and Friends

How do I check the ram size from my Redhat Linux desktop system using command line and GUI tools? How do I find out memory size on Red Hat Enterprise Linux server?

HowTo: Check Swap Usage In IBM Aix Unix

last updated October 26, 2012 in AIX, UNIX

How do I check swap space usage (paging) under IBM AIX Unix operating system using command line options?

HowTo: Check Swap Usage In Solaris Unix

last updated October 26, 2012 in Solaris, UNIX

How do I check swap (page) usage under Sun / Oracle Solaris Unix operating systems using command line options? How do I see virtual memory statistics including used and total swap space?

Find: Ram Size in Linux

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

How do I find out my RAM size under Linux operating systems?