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

Forward (redirect/nat) traffic with iptables

If you want to redirect/nat some traffic to IP 2.2.2.2 via IP 1.1.1.1, it simply can be done...

Web server

In this guide we will create our own web server on Centos 6.  We will use Apache...

FFmpeg on Centos 6

Install repo and ffmpeg # rpm -ihv...

Generating public/private ssh keys

How to generate and use public / private ssh keys This guide is tested on Centos 6 To...

Mysql

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