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Red Hat System Administration II – SA2 (RHEL8) - Udemy

Doelgroep: There is no formal prerequisites for this course; however, previous system administrator experience on other operating system would be very beneficial.
Duur: 13 uur in totaal
Richtprijs: $49.99
Taal: Engels
Aanbieder: Udemy

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RED HAT ENTERPRISE Linux 8 with Practice QA for RHCSA EXAM200

Red Hat Certified System Administrator Exam (EX200 - 2.5 Hours Required), there are two course modules as shown below.

  •   Red Hat System Administration I - SA1 (RH124)

  •   Red Hat System Administration II - SA2 (RH134)  ==> This Course Module will teach you this module.

RED HAT CERTIFIED ENGINEER EXAM (EX294 - 4 Hours Required) [ RHCSA is required RHCE ]

  •   Red Hat System Administration III: Linux Automation with Ansible


Course Content

Red Hat System Administration II - SA2 (RH134) with Practice QA for RHCSA EXAM200

Introduction

  • Overview about the Course Module

Scheduling Future Tasks

  • Overview of Scheduling Tasks

  • Scheduling a Deferred User Job

  • Controlling Nice Values with Queue Designations

  • Scheduling Recurring User Jobs

  • Scheduling a job for a specific time - 1

  • Scheduling a job for a specific time - 2

  • Practice Lab Session - Scheduling a Recurring User Jobs

  • Scheduling Recurring System Jobs

  • Practice Lab Session - System Jobs

  • Scheduling tasks with Systemd Timer

  • Practice Lab Session - Systemd Timer

  • Managing Temporary Files

  • Cleaning Temporary Files with a Systemd Timer

  • Lab - Configure systemd-tmpfiles to remove unused temporary files from /tmp

  • Lab - Configure systemd-tmpfiles to periodically purge files from another directory

Adjusting Tuning Profiles

  • Overview about tuning profiles

  • Managing profiles from the command line

  • Lab Session - Tune a server’s performance by activating the tuned service and apply a tuning profile to powersave.

  • Process Scheduling & Multitasking

  • Displaying Nice Levels from the Command Line

  • Changing the Nice Level of an Existing Process

  • Lab Session: Influencing Process Scheduling

Controlling Access to files with ACLs

  • Access Control List Concepts

  • Set ACLs on files

  • Default ACLs

  • Viewing and Interpreting ACL Permissions

  • Lab - set acl on files

  • Lab - set acl on directories

  • Lab - Mask to limit the set of permissions

  • Lab - default acl

  • Guided Exercise on ACL

Managing SELinux Security

  • SELinux Security Concepts

  • SELinux Context

  • SELinux Modes

  • Apache service without SELinux Protection (DAC)

  • Apache service with SELinux Protection (MAC)

  • Practical approach to understand SELinux

  • Lab - Change context temporary

  • Lab - Change context permanently

  • Lab - SELinux inheritance and its pitfalls

  • SELinux Booleans

  • Lab - SELinux Booleans

  • Audit logs & Troubleshooting SELinux

Adding Partitions, File Systems, and Persistent mounts

  • Partitioning a Disk

  • Benefits of disk partitioning

  • MBR Partitioning Scheme

  • Primary & Extended Partitions

  • GPT Partitioning Scheme

  • How to identify what partitioning standard is used

  • Managing Partitions with Parted

  • Creating a file system

  • Swap Space Concepts

  • Create a Swap Partitions

  • Setting the Swap Space Priority

Creating Logical Volumes

  • The LVM Logical Volume Manager

  • Features of LVM

  • LVM Architecture Overview

  • Architectural Overview via Diagram

  • LVM Components - PV, VG, LV

  • Lab 1 - Creation of PV, VG, LV

  • Lab 2 - Create File System, Mount Point

  • Lab 3 - Remove a Logical Volume

  • Lab 4 - Extending and Reducing a Volume Group

  • Lab 5 - Extending a LV and xfs & ext4 FS

  • Lab 6 - Extend a swap space

Controlling the Boot Process

  • Booting Process of a RHEL 8 System

  • Selecting a systemd target, rebooting & shutting

  • Lab Exercise - Determine the default target and change the target into running system.

  • Lab - Selecting a rescue mode at boot time

  • Resetting a root password

  • Repaiting Systemd Boot Issues

  • Booting RHEL 8 into Rescue Mode

  • Booting RHEL 8 into Emergency Mode

  • Enabling the Early Debug Shell

  • Repair a File System Issues at boot

  • Lab - Repair a File System

Managing Network Security

  • Firewall Concepts

  • Features and advantages of firewalld

  • Pre-defined Zones

  • Packet flow via firewalld

  • Add, remove services from firewall server - Lab Session

  • Add http service to allow access the website - Lab Session

  • Port Forwarding - allow access a website running on 12345 port

  • masquerading, network address translation

  • Lab Session - masquerading, port forwarding

  • rich rules

  • Lab Session - rich rules

Automating Installation with Kickstart

  • Overview Kickstart Server

  • Architectural Overview

  • Lab 1 - Configure dhcp server

  • Lab 2 - Configure tftp, pxe boot server

  • Lec 3 - Configure httpd, kick start configuration file

  • Lab 4 - Configure http repository, start services

  • Lab 5 - Boot the Client from Network

Network File System

  • Overview of NFS

  • nfsconf tool

  • Lab - Accessing Network-Attached Storage

  • Exercise - NFS Share

  • Mounting NFS Shares with Automounter

  • Automounter Benefits

  • Lab - Automounter using indirect map

  • Lab Session on Indirect Wildcard Maps

  • Lab Session on Direct maps

KVM Virtualization

  • Overview of Linux Virtualization

  • Hypervisor Concept - type 1 & type 2

  • Types of Virtualization

  • KVM, QEMU & Libvirt Architecture

  • virsh command to manager vm's

  • Lab Session

Introducing Containers

  • Introducing Container Technology

  • Planning for containers

  • Lab - configure a basic container

  • Lab - mapping container host ports to the container

  • Lab - stop, restart & remove container

Improving Command-line Productivity

  • Writing Simple Bash Scripts

  • Lab - Writing Simple Bash Scripts

  • Simple Commands in Linux

  • Variable, single and double quote, backslash

  • Redirection output

  • Redirection output - Lab

  • Last lecture


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