Some useful bash commands

This page collects some useful bash commands that sometimes I don't remember.

Disk 

The following command shows the partition list of your disk:

$ df -f

Disk Usage - report the amount of disk space used by the specified files and for each subdirectory

$ du -h

RAM

Display on standard output the RAM size in KB (kilobyte):

$ grep MemTotal /proc/meminfo | awk '{print $2}'

Network

Check the status of  port '8080'. The status can be: CONNECTED, LISTENING, etc...

$ netstat -an | grep 8080

Kill a connection on a specific port, for example 8080

$ tcpkill -i eth0 port 8080

Miscellaneous

Remove all .svn (recursively)

$ find . -name .svn -exec rm -rf {} \;

Find all snapshot version in a maven project

$ find . -name pom.xml | xargs grep "SNAPSHOT"