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Lesson10 (Administration Duties (Hardware Config, Manage File System and…
Lesson10
Administration Duties
Hardware Config
Manage File System and Disk Space
Monitor System peformance
Administration File System
fdisk Command
/sbin/fdisk
fdisk -l
mount Command
/media
/mnt
/dev
Syntax
mount <device-path> <fs-path>
fstab File
/etc/fstab
Administration Commands
$PATH
/sbin
fdisk
fsck, df
init
/usr/sbin
useradd
automount
/bin
ps,kill
mount
/usr/bin
du
Administation of Disk Space
Commands
df
Displaying system space with usage
du
Checking disk usage
find
Find disk consumption(find files by size)
Adinistration of Log Files
/etc/rsyslog.conf
Boot log
/var/log/boot.log
Messages log
/var/log/messages
Authentication log
/var/log/auth.log
Ubuntu
/var/log/secure
Centos
Devices and Drivers Log
/var/log/dmesg
Kernel log
/var/log/kern.log