Linux Troubleshooting

 

 https://github.com/mismailzz/Linux-Troubleshooting-Scenarios-with-solutions

 

Section 1 - 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 2 - 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 3- 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