Usefull linux tools

please note: for installing some toosl you ned to connect EPEL repo first.


htop -extened version of top (process list, memory use ,etc..)

stress - H/W stress test

vmstat - system activity, hardware and system information

ps - displays the processes (ps aux for e.g)

free - memory usage

iostat - average CPU load, disk activity

mpstat - multiprocessor usage

pmap - process memory usage

netstat and ss - network statistics

iptraf - real-time network statistics

tcpdump - detailed network traffic analysis

strace - system calls

cpuburn - cpu stress test

df -h - show hdd usage statistics

lsof - list open files, network connections and much more.

nmap - scan specified host for open ports.

vnstat - vnStat is a console-based network traffic monitor

scp - copying data from one linux host to another using ssh

mtr - combines the functionality of the traceroute and ping programs in a single network diagnostic tool.

Was this answer helpful?

 Print this Article

Also Read

FTP

 First of all make sure you have the ports 20-21 opened in your firewall. If not, you...

Changing ssh port

How to change ssh port. Open the file /etc/ssh/sshd_config with your favourite text...

Mysql

Installing mysql: yum install mysql-server Enter to mysql: mysql -u user -p password...

php increase max file size upload

For increase maximum size of uploads file you should set only one setting in php.ini. Set...

Backing up VPS from the inside

This guide will show you how to backup your vsp/container "from the inside vps". First of...