Novell LINUX ENTERPRISE DESKTOP 10 SP2 - DEPLOYMENT GUIDE 08-05-2008 Deployment Manual page 390

15.3.2 System Commands
The following section lists a few of the most important commands needed for retrieving
system information and controlling processes and the network.
System Information
df [options] [directory]
The df (disk free) command, when used without any options, displays information
about the total disk space, the disk space currently in use, and the free space on all
the mounted drives. If a directory is specified, the information is limited to the
drive on which that directory is located.
-h
-T
du [options] [path]
This command, when executed without any parameters, shows the total disk space
occupied by files and subdirectories in the current directory.
-a
-h
-s
free [options]
The command free displays information about RAM and swap space usage,
showing the total and the used amount in both categories. See
free Command"
-b
374 Deployment Guide
Shows the number of occupied blocks in gigabytes, megabytes, or kilobytes—in
human-readable format
Type of file system (ext2, nfs, etc.)
Displays the size of each individual file
Output in human-readable form
Displays only the calculated total size
(page 430) for more information.
Output in bytes
Section 19.1.6, "The