Oracle Linux: System Administration (D71857GC30)

Syllabus

What is Linux?

• UNIX Origins and Design Principles
• GPL – General Public License
• The Linux Kernel
• Linux Features
• Oracle Linux
• Unbreakable Enterprise Kernel
• Unbreakable Linux Network

Linux Architecture Overview

• The Linux Operating System Components
• Memory Layout
• Important Kernel Threads
• File Systems with Linux
• Security Model Overview
• su and Wheel
• sudo

Pre-Installation Considerations

• Pre-Installation Considerations
• Hardware Compatibility
• Multi-OS Booting
• Partition Considerations
• Filesystem Planning
• Selecting a Filesystem
• Cluster Filesystems
• Optimal Flexible Architecture (OFA)

Installing OEL5

• Installation Choices
• Installation Diagnostics
• Partitioning
• Firstboot

Linux Hardware Discovery, Interaction, and Control

• Hardware Discovery Tools
• Virtual Terminals
• Common UNIX Printing System
• Managing Optical Media
• Managing Linux Device Files
• Kernel Hardware Info – /sys/
• Configuring Kernel Components and Modules

Boot Process and Sysv Init

• Booting Linux on PCs
• GRUB Configuration
• Kernel Boot Parameters
• System Init Styles
• Linux Runlevels and Runlevel Implementation
• System Configuration Files
• Typical SysV Init Script
• Controlling Service Startup

Software Maintenance

• Managing Software
• RPM Features and Architecture
• Working With RPMs
• Managing Software Dependencies
• Using the YUM command
• Manually Installed Shared Libraries
• Installing Source RPM Packages

User/Group Administration

• User and Group Concepts
• User Administration
• Modifying Accounts
• Group Administration
• Password Aging
• Default User Files
• Controlling Logins
• Manual DS Client Configuration

Filesystem Administration

• Partitioning Disks with fdisk and parted
• Creating, Mounting and Maintaining Filesystems
• Determining Disk Usage
• Configuring Disk Quotas
• Viewing and Monitoring Quotas
• Filesystem Attributes

LVM RAID

• Logical Volume Management
• Implementing LVM
• Creating Logical Volumes
• Manipulating VGs LVs
• RAID Concepts
• Array Creation with mdadm
• Software RAID Monitoring
• Software RAID Control and Display

Remote Storage Administration

• Remote Storage Overview
• Remote Filesystem Protocols
• Remote Block Device Protocols
• File Sharing via NFS
• AutoFS
• Multipath Configuration
• iSCSI Architecture, Target Implementations and Configuration

Pluggable Authentication Module (PAM)

• PAM Overview
• PAM Module Types
• PAM Order of Processing
• PAM Control Statements
• PAM Modules

Security Administration

• Tightening Default Security
• Security Advisories
• File Access Control Lists
• Manipulating, Viewing and Backing Up FACLs
• File Creation Permissions with umask
• SELinux Modes, Commands, and Security Framework
• Netfilter Concepts
• Netfilter: Stateful Packet Filter Firewall

Process Administration

• Automating Tasks
• cron
• anacron
• Viewing and Managing Processes
• Tuning Process Scheduling
• Process Accounting
• Enabling Process Accounting
• Setting Resource Limits via ulimit

Basic Networking

• IPv4 Fundamentals
• Linux Network Interfaces
• Ethernet Hardware Tools
• Configuring Network Interfaces
• Network Configuration with ip Command
• IP to MAC Address Mapping with ARP
• NetworkManager
• Network Diagnostics

Advanced Networking

• Multiple IP Addresses
• Enabling IPv6
• Interface Bonding and Bridging
• 802.1q VLANS
• Tuning Kernel Network Settings
• Configuring a DHCP server

The X Window System

• X Modularity
• X.Org Drivers
• Configuring X Manually
• Automatic X Configuration
• Xorg and Fonts
• The X11 Protocol and Display Names
• X Access Control
• Remote Graphical Access With VNC and RDP

Log File Administration

• System Logging
• Rsyslog
• Log Management
• Log Anomaly Detector

Monitoring Troubleshooting

• System Status – Memory, I/O, CPU
• Performance Trending with sar
• Troubleshooting Basics
• strace and ltrace
• Common Problems
• Corrupt Filesystems
• Rescue Environment