Linux Redhat System Administration II – SA2 (RHEL8) Online Course & PDF Guides


Price: 5.00 USD | Size: 4.28 GB | Duration :12.30  Hours | 112 Video Lessons  |   ⭐️⭐️⭐️⭐️⭐️ 4.8  





Price: 5.00 USD | Size: 4.28 GB | Duration :12.30  Hours | 112 Video Lessons  |   ⭐️⭐️⭐️⭐️⭐️ 4.8  


Linux Redhat System Administration II – SA2 (RHEL8) Online Course & PDF Guides

What you’ll learn


Scheduling Future Tasks

Practice QA for Linux EXAM-200

Adjusting Tuning Profiles

Controlling Access to files with ACLs

Managing SELinux Security

Adding Partitions, File Systems, and Persistent mounts

Creating Logical Volumes

Controlling the Boot Process

Managing Network Security

Automating Installation with Kickstart

Network File System

KVM Virtualization

Improving Command-line Productivity

Introducing containers

Lab – configure a basic container





PC or Laptop with internet Connection

Linux OS 8, CentOS, VMware Workstation & Oracle VirtualBox

Students should have completed Linux System Administration – SA1 (OS Version 8)


Linux Certified System Administrator Exam (E-X: 200 – 2.5 Hours Required), there are two course modules as shown below.


Linux System Administration I – SA1 (First part)

Linux System Administration II – SA2 (Second part)  ==> This Course Module will teach you this module.


Course Content

Linux System Administration II – SA2  with Practice QA for first level of Exam.



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

Advanced Storage Features


About Stratis

Lab – Installing & Configuring Stratis

Lab – Managing Stratis File Systems

Lab – Persistently Mounting Stratis File Systems

Lab – Stratis filesystem snapshot

Guided Exercise – Create a thin-provisioned file system

Guided Exercise – Verify file system grows dynamically

Guided Exercise – Create & access data from Snapshot

VDO – Virtual Data Optimizer

Lab – Installation VDO

Lab – Create & format a VDO Volume

Lab – Testing Deduplication:

Recap – Lab

Lab – Extend & Remove VDO Volume

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

Repairing 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


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