df komutu tüm bölümler için dosya sistemi disk kullanımını görüntüler (df "disk free" kısalmasıdır).
df -h
bilgiyi bloklar yerine megabaytlar (M) ve gigabaytar (G) olarak verir (-h "human-readable=insan-okuyabilir" anlamındadır).
The free command displays the amount of free and used memory in the system.
free -m
will give the information using megabytes, which is probably most useful for current computers.
The top command displays information on your GNU/Linux system, running processes and system resources, including CPU, RAM & swap usage and total number of tasks being run. To exit top, press q.
The uname command with the -a option, prints all system information, including machine name, kernel name & version, and a few other details. Most useful for checking which kernel you're using.
The lsb_release command with the -a option prints version information for the Linux release you're running. For example, typing:
lsb_release -a
will give you:
No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 8.04 Release: 8.04 Codename: hardy