Linux Troubleshooting Course with Practical Examples
4.5 (65 ratings)
Course Ratings are calculated from individual students’ ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately.
960 students enrolled

Linux Troubleshooting Course with Practical Examples

Linux Troubleshooting and Administration
4.5 (65 ratings)
Course Ratings are calculated from individual students’ ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately.
960 students enrolled
Created by Imran Afzal
Last updated 4/2019
English
English [Auto-generated]
Current price: $11.99 Original price: $199.99 Discount: 94% off
1 day left at this price!
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This course includes
  • 13 hours on-demand video
  • 2 articles
  • 3 downloadable resources
  • Full lifetime access
  • Access on mobile and TV
  • Certificate of Completion
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What you'll learn
  • Troubleshoot IT and Linux related issues with effective tools and techniques
  • Save time when troubleshooting is done with the correct approach

  • Manage your company's IT environment and respond to critical issues smoothly

  • Diagnose and Repair Common Networking and Filesystem Errors
Requirements
  • Some basic knowledge of Linux command line
  • A PC or MAC
  • My recommendation is take my Linux course if you have never worked with Linux before. "Complete Linux Training to Get Your Dream IT Job"
Description

Maintain a reliable and highly available Linux server infrastructure, and reduce costly downtime. In this Linux troubleshooting training course, you gain the expertise to effectively diagnose and fix common and complex Linux server configuration and administrations issues, and learn to apply those skills in production environment



Linux Troubleshooting Course


Section 1 – Introduction and Course Overview

• What is this course about

• Syllabus Overview

• Download Syllabus


Section 2 – Troubleshooting Best Practices

• Follow Policies and Standards

• Documentation or Ticketing Process

• Patience To Work With the Users / Group

• Get Online Help

• Understanding the Issue Before Making a Decision

• Involve Vendor If Needed

• Log Monitor

• Be Honest and Ask Questions


Section 3 - Lab Setup

• What is VirtualBox?

• Installing Oracle VirtualBox

• Creating First Virtual Machine

• Linux Installation


Section 4 - Conceptual Troubleshooting

• Who is Who?

• Cannot Access Server

• Cannot Install Linux

• Linux Virtual Machine Running Slow


Section 5 - System Access Troubleshooting

• Server is Not Reachable

• Cannot Connect to a Website or an Application

• Cannot SSH as root or a Specific User

• Firewall Issue

• Terminal Client is not working

• Cannot Connect using Putty to a VirutalBox VM


Section 6 - FileSystem Troubleshooting

• Cannot cd into a Directory

• Cannot Open a File or Run a Script

• Having Trouble Finding Files and Directories

• Cannot Create Links

• Cannot Write to a File

• Cannot Delete, Copy, Move or Rename a File

• Cannot Change File Permissions or View Other Users Files

• Disk Space Full or Add More Disk Space

• Add Disk and Create Standard Partition

• Add Disk and Create Standard Partition

• Add Disk and Create LVM Partition

• Extend Disk with LVM

• How to Delete Old Files

• FileSystem is Corruption

• Corruption in /etc/fstab

• Script to Delete Old Files

• Handouts


Section 7 - System Administration Troubleshooting

• Running Out of Memory

• Add Swap Space

• System Rebooted or Process Restarted

• Unable to get IP Address

• IP Assigned but not Reachable

• Having Trouble using vi Editor

• Cannot Run Certain Commands

• Cannot Change Password

• User Account has no Home Directory

• How to Change Every Instance of a Word in a File

• How to Use sed Command

• How to Kill a User Terminal or Process

• Recover Root Password

• SOS Report

• List of Users Logged in by Date

• System is Running Slow


Section 8 - System Recovery

• Recover Virtual System

• Recover Physical System

• Disaster Recovery


Section 9 - Bonus Section

• What is FileSystem

• File Ownership Commands (chown, chgrp)

• Files and Directory Permissions (chmod)

• System Logs Monitor (/var/log)

• Soft and Hard Links

• curl and ping commands

• Programs and Service Management

• Processes and Jobs (systemctl, ps, kill, top, crontab, at)

• New Network Commands

• Script to Delete Old Files

• Difference Between CentOS/Redhat 5, 6 and 7

Who this course is for:
  • A beginner in IT field to troubleshoot daily isssues
  • An experienced system administrator or engineer to improve existing skill
Course content
Expand all 82 lectures 12:57:11
+ Introduction and Course Overview
3 lectures 08:00
  • Download Syllabus

Download Syllabus
00:00
Thank You
00:59
+ Troubleshooting Best Practices
9 lectures 35:15
Welcome to Troubleshooting Best Practices
02:37
Documentation or Ticketing Process
05:21
Patience To Work With the Users / Group
06:30
Get Online Help
04:39
Understanding the Issue Before Making a Decision
02:36
Involve Vendor If Needed
03:15
Log Monitor
03:21
Be Honest and Ask Questions
03:18
+ Lab Setup
5 lectures 36:56
Welcome to Lab Setup
02:48
Installing Oracle VirtualBox
03:32
Creating First Virtual Machine
05:20
Linux Installation
23:24
+ Conceptual Troubleshooting
5 lectures 20:30
Welcome to Conceptual Troubleshooting
00:09
Who is Who?
04:23
Cannot Access Server
06:35
Cannot Install Linux
04:33
Linux Virtual Machine Running Slow
04:50
+ System Access Troubleshooting
7 lectures 01:04:17
Welcome to System Access Troubleshooting
00:09
Cannot Connect to a Website or an Application
12:55
Cannot SSH as root or a Specific User
14:12
Firewall Issue
06:29
Terminal Client is not working
04:43
Cannot Connect using Putty to a VirutalBox VM
11:41
+ FileSystem Troubleshooting
17 lectures 03:41:22
Welcome to FileSystem Troubleshooting
00:09
Cannot cd into a Directory
18:53
Cannot Open a File or Run a Script
10:19
Having Trouble Finding Files and Directories
10:28
Cannot Create Links
18:22
Cannot Write to a File
12:21
Cannot Delete, Copy, Move or Rename a File
17:56
Cannot Change File Permissions or View Other Users Files
15:01
Disk Space Full or Add More Disk Space
22:21
Add Disk and Create Standard Partition
12:19
Add Disk and Create LVM Partition
12:26
Extend Disk with LVM
14:10
How to Delete Old Files
07:27
Script to Delete Old Files
10:52
FileSystem is Corruption
21:21
Corruption in /etc/fstab
16:56
Handouts
00:01
+ System Administration Troubleshooting
18 lectures 04:07:09
Welcome to System Administration Troubleshooting
00:09
Running Out of Memory
32:14
Add Swap Space
12:59
System Rebooted or Process Restarted
13:10
Unable to get IP Address
19:08
IP Assigned but not Reachable
20:37
Having Trouble using vi Editor
09:53
Cannot Run Certain Commands
14:59
Cannot Change Password
13:16
User Account has no Home Directory
13:16
How to Change Every Instance of a Word in a File
05:17
How to Use sed Command
06:30
How to Kill a User Terminal or Process
09:55
Recover Root Password
05:26
SOS Report
06:34
List of Users Logged in by Date
15:30
System is Running Slow
33:54

https://access.redhat.com/solutions/64069

Rollback Updates and Patching
14:22
+ System Recovery
4 lectures 19:23
Welcome to System Recovery
00:09
Recover Virtual System
09:03
Recover Physical System
03:51
Disaster Recovery
06:20
+ Additional Resources
11 lectures 01:59:18
Welcome to Additional Resources
00:09
Introduction to FileSystem
05:14
File Ownership Commands (chown, chgrp)
11:35
Files and Directory Permissions (chmod)
12:57
System Logs Monitor (/var/log)
11:08
Soft and Hard Links
12:28
curl and ping commands
09:56
Programs and Service Management
17:35
Processes and Jobs (systemctl, ps, kill, top, crontab, at)
19:39
New Network Command
03:52
Difference Between CentOS/Redhat 5, 6 and 7
14:45
+ Bonus
3 lectures 05:00
Welcome to Bonus Section
00:09
My Facebook Page
01:22
Coupons to My Other Courses
03:29