Novell LINUX ENTERPRISE SERVER 10 - INSTALLATION AND ADMINISTRATION 11-05-2007 Installation Manual page 329

proc on /proc type proc (rw)
sysfs on /sys type sysfs (rw)
udev on /dev type tmpfs (rw)
devpts on /dev/pts type devpts (rw,mode=0620,gid=5)
/dev/hda1 on /boot type ext2 (rw,acl,user_xattr)
/dev/hda4 on /local type reiserfs (rw,acl,user_xattr)
/dev/fd0 on /media/floppy type subfs (rw,nosuid,nodev,noatime,fs=floppyfss,p
Obtain information about total usage of the file systems with the command df. The
parameter -h (or --human-readable) transforms the output into a form understand-
able for common users.
tester@linux:~> df -h
Filesystem
/dev/hda3
udev
/dev/hda1
/dev/hda4
Display the total size of all the files in a given directory and its subdirectories with the
command du. The parameter -s suppresses the output of detailed information. -h
again transforms the data into a human-readable form:
tester@linux:~> du -sh /local
1.7M /local
16.2.3 Additional Information about ELF
Binaries
Read the content of binaries with the readelf utility. This even works with ELF files
that were built for other hardware architectures:
tester@linux:~> readelf --file-header /bin/ls
ELF Header:
Magic: 7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00
Class:
Data:
Version:
OS/ABI:
ABI Version:
Type:
Size Used Avail Use% Mounted on
11G 3.2G 6.9G 32% /
252M 104K 252M
16M 6.6M 7.8M 46% /boot
27G 34M 27G
ELF32
2's complement, little endian
1 (current)
UNIX - System V
0
EXEC (Executable file)
1% /dev
1% /local
System Monitoring Utilities 311