Command line is more powerful because you can do lot with them, you can tell your computer exactly what you want and get the appropriate answer.
That is why most of us use the terminal at least once a day. Today we will see another List of useful commands, i`m sure that most of you didn`t hear about them before. Lets see . Continue reading
Recently, CLI is mostly used by Linux/Unix administrators since most popular linux distros come with a complete set of GUI applications that make the user use less and less the command line. In our previous post, we saw 11 useful commands for Linux/Unix administrators, in this post we will see a list of useful commands useful for both administrators and normal Linux users.
Command line is more powerful because you can do lot with them, you can tell your computer exactly what you want and get the appropriate answer, while GUI application can only tell your computer what the GUI programmer has defined. Recently, CLI is mostly used by Linux/Unix administrators since most popular linux distros come with a complete set of GUI applications that make the user use less and less the command line. Continue reading
# echo 1 | sudo tee /proc/sys/vm/block_dump
wait few seconds Continue reading
Per conoscere i dieci processi che stanno usando più CPU, basta digitare:
ps aux | sort -n -k 3 | tail -10Per conoscere invece i dieci processi che stanno usando più RAM, basta digitare:
ps aux | bold;">sort -n -k 4 | tail -10Per trovare il numero di connessioni verso le varie porte si può utilizzare il comando netstat; avere però il solo numero delle connessioni verso una porta richiede l’uso di più comandi insieme. Continue reading
Per cercare i file in una directory più vecchi di tre mesi e cancellarli, si può usare il seguente comando da terminale:
find /var/backupdb/ -type f -mtime +93 -exec rm -f {} \;Di tanto in tanto capita di dover reimpostare i permessi di tutti i files o tutte le cartelle in modo ricorsivo. Seguono due comandi da eseguire dal terminale:
- cambiare i permessi dei soli file in 644 Continue reading