P5420 – Oracle Linux 7: System Administration

Module 1: Course Introduction

• Virtualization
• Course structure
• Elements of course environment

Module 2: Introduction to Oracle Linux

• Linux distributions
• The Unbreakable Enterprise Kernel (UEK)
• Oracle’s technical contributions to the Linux community
• Oracle’s commitment to the success of Linux
• Linux kernel development model
• Development of Linux Kernel

Module 3: Oracle Cloud Computing

• Launching Instances
• Infrastructure as a Service (IaaS)
• Oracle Private Cloud Appliance
• Oracle OpenStack
• Oracle Cloud Infrastructure Concepts and Terms
• Setting up a Virtual Cloud Network (VCN)
• Attaching a Block Storage Volume to an Instance
• Oracle Cloud Infrastructure Services

Module 4: Installing Oracle Linux 7

• Anaconda installer
• Installation steps
• Launching an Oracle Cloud Infrastructure Instance
• Upgrade from Oracle Linux 6
• Obtaining Oracle Linux
• Oracle Software Delivery Cloud

Module 5: Oracle Linux 7 Boot Process

• Oracle Linux 7 Boot Process
• GRUB 2 Bootloader
• systemd Service Units
• The systemctl Utility
• systemd System and Service Manager
• systemd Target Units
• Kernel Boot Parameters
• Shutting Down, Suspending, or Rebooting Commands

Module 6: System Configuration

• Configuring System Date and Time
• System Configuration Files
• Configuring NTP by using Chrony
• The proc File System
• The sysctl Utility
• Using Network Time Protocol (NTP)
• The sysfs File System

Module 7: Package Management

• The yum Utility
• ULN channels
• Yum Configuration
• Oracle Linux Yum Server
• Switching from RHN to ULN
• Oracle Unbreakable Linux Network (ULN)
• Introduction to Oracle Linux package management
• The rpm Utility

Module 8: Oracle Ksplice

• Ksplice Packages on ULN
• The Ksplice Web Interface
• Ksplice Online and Offline Implementations
• Ksplice Implementation in Oracle Cloud Infrastructure
• Configure Ksplice Offline Clients to use a Local Ksplice Mirror
• Operation and Features of Ksplice
• Ksplice Commands

Module 9: Automating Tasks

• Configuring cron Jobs
• Automating System Tasks
• The at and batch Utilities
• The crontab Utility
• Configuring anacron Jobs
• Other cron Directories and Files

Module 10: Kernel Module Configuration

• Loading and unloading kernel modules
• Kernel module parameters
• Using the lsmod Utility
• Using the modinfo Utility
• Loadable Kernel Modules (LKM)
• Using the modprobe utility
• ASM Cluster File System (ACFS) and ASM Dynamic Volume Manager (ADVM) drivers
• The insmod, depmod, and rmmod utilities

Module 11: User and Group Administration

• Modifying and Deleting User Accounts
• User Private Groups (UPG)
• Adding a User Account
• User Manager Tool
• su and sudo Commands
• User and Group Configuration Files
• Password Configuration
• Group Account Administration

Module 12: Partitions, File Systems, and Swap

• Making Ext File Systems
• Disk Partitions
• Maintaining File Systems
• Mounting File Systems
• Swap Space
• File System Types
• The /etc/fstab File
• Partition Table Manipulation Utilities

Module 13: Storage Administration

• Volume Group Utilities
• Configuring RAID devices
• Logical Volume Utilities
• The snapper Utility
• Logical Volume Manager
• Physical Volume Utilities
• LVM Thin Provisioning
• Backing up and Restoring Volume Group Metadata

Module 14: XFS File System

• Backing up and Restoring XFS File Systems
• XFS File System Maintenance
• Creating an XFS File System
• Enabling Disk Quotas
• The xfs_quota Utility
• The xfs_growfs Utility
• XFS: Introduction
• The xfs_admin Utility

Module 15: Btrfs File System

• Btrfs: Introduction
• Btrfs File System Maintenance
• Converting Ext File Systems to Btrfs
• Creating a Btrfs File System
• Mounting a Subvolume or Snapshot
• Btrfs Subvolumes and Snapshots
• The btrfs Utility

Module 16: Network Configuration

• Network Interface File Naming
• NetworkManager
• Network Configuration Files
• The nmcli Utility
• The ethtool Utility
• The ip utility
• Networking in Oracle Cloud Infrastructure
• Starting the Network Service

Module 17: File Sharing

• Starting the NFS Services
• The /etc/exports file
• The exportfs Utility
• Automounting File Systems
• vsftpd Configuration Options
• NFS Client Configuration
• NFS Server Configuration

Module 18: OpenSSH

• The ssh, scp, and sftp Utilities
• Using the ssh-keygen Command
• Connecting to a remote system without supplying a password
• Using ssh-add
• OpenSSH Configuration
• Using OpenSSH Utilities
• Using ssh-agent
• Key Pairs for Oracle Cloud Infrastructure Instances

Module 19: Security Administration

• The chroot Utility
• Implementing a chroot Jail
• The firewalld Service
• The iptables Service
• The firewall-config Utility
• Packet-filtering Firewalls
• The firewall-cmd Utility
• TCP Wrappers

Module 20: Oracle on Oracle

• Oracle Software User and Group Accounts
• File Handles and Asynchronous IO (AIO) Kernel Parameter
• Configuring HugePages
• Oracle ASM
• Oracle-Related Shell Limits
• System Resource Tuning and Network Tuning
• Semaphores Kernel Parameter
• Linux Shared Memory Kernel Parameters

Module 21: System Monitoring & System Logging

• rsyslog configuration
• rsyslog Actions and Templates
• The sosreport Utility
• OSWatcher (OSWbb)
• The iostat, mpstat, vmstat, sar, top, iotop, strace, netstat, and tcpdump utilities
• Spacewalk
• Introduction to journald, journalctl
• System Logging: Introduction

Module 22: Troubleshooting

• Troubleshooting resources
• Boot problems
• The dmesg utility
• Operating system logs
• Problem causes
• NFS problems
• Two-phased approach to troubleshooting