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Oracle Linux 7: Advanced Administration

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Oracle Linux 7: Advanced Administration

WHAT YOU WILL LEARN

This Oracle Linux 7: Advanced Administration training is ideal for experienced administrators who need to learn more about Oracle Linux 7. You will learn how to configure networking services and authentication services, implement virtualization technologies to more effectively manage system resources, perform advanced storage administration tasks, implement shared storage technologies, and develop advanced troubleshooting skills. In this course, you will be introduced to the Oracle IaaS Cloud Solution

Learn To:

  • Configure DNS, DHCP, HTTP, Samba, and other network services
  • Configure LDAP, PAM, and other authentications services
  • Automate installation using Kickstart
  • Recover from boot errors
  • Use advanced package management features
  • Configure network bonding, VLANs and VPNs
  • Implement Linux Containers, Docker, KVM and other virtualization services
  • Allocate system resources to specific Linux processes
  • Use DTrace to identify performance bottlenecks
  • Configure ISCSI, device multipathing, and OCFS2
  • Gain an understanding of the Oracle IaaS Cloud Solution

AUDIENCE

  • Data Center Manager
  • Support Engineer
  • System Administrator
  • System Integrator

PREREQUISITES

  • Student should be able to install Oracle Linux 7
  • Students should be knowledgeable with Disk partitioning and creation and maintenance of Linux file systems & Software package installation
  • Students should be knowledgeable with user and group administration & security administration using firewall
  • Students should have knowledgeable with the system & service manager and network interface configuration files and network configuration
  • Oracle Linux 7: System Administration Ed 1

METHODOLOGY

This program will be conducted with interactive lectures, PowerPoint presentations, discussions and practical exercises.

COURSE OBJECTIVES

Upon completion of this program, participants should be able to:

  • Explore your system using Dynamic Tracing (DTrace)
  • Configure server virtualization with KVM
  • Configure network addressing and authentication services
  • Configure Apache web services
  • Automate installation using Kickstart
  • Configure resource management using Control Groups (cgroups)
  • Configure operation system-level virtualization with Linux Containers (LXC)
  • Configure application containers with Docker
  • Configure ISCSI shared storage
  • Configure device mapper multipathing
  • Create Udev rules for persistent device naming
  • Configure a shared disk cluster file system using Oracle Cluster File System Version 2 (OCFS2)
  • Collect and analyze core dumps
  • Configure and use SELinux
  • Perform advanced software package management
  • Gain an understanding of the Oracle IaaS Cloud Solution

Expand All

Modules

Course Introduction
  • Virtualization
  • Elements of course environment
  • Course structure
Network Addressing and Name Services
  • Introduction to DHCP
  • Configuring a DHCP server
  • Configuring a DHCP client
  • Introduction to DNS
  • DNS Nameserver types
  • Configuring a DNS Cache-Only Nameserver
  • Configuring an Authoritative Nameserver
  • Querying a DNS Nameserver
Authentication and Directory Services
  • Introduction to authentication and directory services
  • Configuring LDAP authentication
  • Configuring Winbind authentication
  • Configuring Kerberos authentication
  • Configuring IPA Identity Management and Authentication Services
  • Configuring SSSD services and domains
Pluggable Authentication Modules (PAM)
  • Introduction to PAM
  • PAM Configuration Files
  • PAM Authentication Modules
  • PAM Module Types
  • PAM Control Flags
  • PAM implementation examples
Web and Email Services
  • Introduction to the Apache HTTP server
  • Configuring Apache
  • Email Program Classifications
  • Email Protocols
  • Postfix SMTP Server
  • Sendmail SMTP Server
  • Configuring Sendmail on a Client
Installing Oracle Linux by using Kickstart
  • Introduction to the Kickstart installation method
  • Creating the the Kickstart file
  • Starting a Kickstart installation
  • Booting into Rescue mode to correct boot problems
Samba Services
  • Introduction to Samba
  • Samba Server Configuration
  • Samba Server Types
  • Accessing Linux Shares from Windows
  • Accessing Windows Shares from Linux

Advanced Software Package Management
  • Software Management with RPM and Yum
  • Performing a binary RPM build
  • Performing package maintenance with Yum
  • Managing the Yum cache and Yum history
  • Installing and use Yum plug-ins
  • Using the PackageKit GUI
Advanced Storage Administration
  • Creating Access Control Lists (ACLs)
  • Enabling Disk Quotas
  • Configuring Encrypted Block Devices
  • Using kpartx
  • Introduction to udev
  • Creating udev rules
Advanced Networking
  • Introduction to Network Bonding
  • Configuring Network Bonding
  • Introduction to VLANs
  • Configuring VLANs
  • Introduction to VPNs
  • Configuring a Site-to-Site VPN
OCFS2 and Oracle Clusterware
  • Introduction to OCFS2
  • Configuring OCFS2
  • OCFS2 Tuning and Debugging
  • Introduction to Oracle Clusterware
iSCSI and Multipathing
  • Introduction to iSCSI
  • Configuring iSCSI Targets
  • Configuring iSCSI Initiators
  • Introduction to Device Mapper Multipathing
  • Configuring iSCSI Multipathing
Managing Resources with Control Groups (cgroups)
  • Introduction to Control Groups
  • Control Group Implementation in Oracle Linux 7
  • systemd slice units
  • systemd scope units
  • Displaying the Cgroup Tree of Specific Services and Scopes
  • Viewing cgroup Resource Control Settings
  • Controlling Access to System Resources
  • Modifying Unit Configuration Files
Virtualization with Linux
  • Virtualization Concepts
  • Virtualization Modes
  • Linux and Xen Integration
  • Running Linux in a Virtual Machine
  • Linux as a Virtualization Provider
  • Introduction to KVM
  • Creating a KVM Virtual Machine
  • Managing the Life Cycle of a Virtual Machine
Virtualization with Linux Containers
  • Introduction to Linux Containers
  • Linux Container template scripts
  • Creating a Linux Container by using the Oracle template script
  • Working with Linux Containers
Docker
  • Introduction to Docker
  • The Docker Hub Registry
  • Installing and Configuring Docker
  • Working with Docker Images and Docker Containers
  • Security Enhanced Linux (SELinux)
  • Introduction to SELinux
  • SELinux Modes
  • SELinux Policies
  • SELinux Booleans
  • SELinux File Labeling
  • SELinux Context
  • SELinux Users
Core Dump Analysis
  • System Core Collection: Kexec and Kdump
  • Kernel Tuning Parameters
  • Magic SysRq Keys
  • Using the crash Utility
Dynamic Tracking with DTrace
  • Introduction to DTrace
  • DTrace-Enabled Applications
  • DTrace Probes
  • DTrace Providers
  • DTrace Actions
  • Built-in D Variables
  • D Scripts
Oracle Cloud Computing
  • Overview of the different Oracle Cloud Solutions
  • Oracle-Provided Linux Images on the Cloud
  • Workflow to Create Your First Oracle Linux Instance on the Cloud
  • Create an Entire Virtualized Topology Using Orchestrations JSONs
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