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Linux Troubleshooting Overview



  • 1.  Troubleshooting Methodology

    1. The Troubleshooting Mindset

    2. Evaluating Possible Solutions

    3. Identifying and Implementing Change

    4. Define and Follow Policies

    5. Working with Others

    6. Finding Documentation

    7. Finding Help Online



  • 2.  Troubleshooting Tools

    1. Common Troubleshooting Tools

    2. RPM Queries

    3. RPM Verification

    4. SRPM and spec Files

    5. Hardware Discovery Tools

    6. Configuring New Hardware with hwinfo

    7. strace and ltrace

    8. lsof and fuser

    9. ipcs and ipcrm

    10. iostat, mpstat, and vmstat

    11. Using hdparm to Measure

    12. Troubleshooting with the ip command

    13. Name Resolution

    14. ss/netstat and rpcinfo

    15. nmap

    16. Netcat

    17. tcpdump and wireshark



  • Lab Tasks

    1. Determining the System's Configuration

    2. Troubleshooting with rpm

    3. Process Related Tools

    4. Network Tools



  • 3.  Rescue Environments

    1. Diagnostic/Recovery

    2. Rescue Procedures

    3. Recovery: mount & chroot

    4. Recovery Examples

    5. Recovery: Network Utilities



  • Lab Tasks

    1. Recovery Runlevels

    2. Recovering Damaged MBR

    3. Recover from Deleted Critical Files



  • 4.  Topic Group 1

    1. Linux Boot Process

    2. Booting Linux on PCs

    3. Troubleshooting With GRUB 2

    4. Boot Process Troubleshooting

    5. Troubleshooting: Linux and Init

    6. Process Management

    7. Process Management Tools

    8. Troubleshooting Processes: top

    9. Filesystem Concepts

    10. Filesystem Troubleshooting

    11. Backup Concepts

    12. Backup Troubleshooting

    13. Backup Troubleshooting



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 1



  • 5.  Topic Group 2

    1. Networking Tools

    2. Networking Commands Review

    3. Networking Troubleshooting

    4. Networking Troubleshooting

    5. Virtual Interfaces/IP Aliases

    6. Xinetd Concepts

    7. Xinetd Troubleshooting

    8. TCP Wrappers Concepts

    9. TCP Wrappers Concepts

    10. TCP Wrappers Troubleshooting

    11. Netfilter/iptables Concepts

    12. Netfilter/iptables Troubleshooting



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 2



  • 6.  Topic Group 3

    1. X11 Concepts

    2. X11 Server Operation

    3. X11 Troubleshooting

    4. Syslog Concepts

    5. Syslog Troubleshooting

    6. RPM Concepts

    7. RPM Troubleshooting

    8. Common Unix Printing System (CUPS)

    9. CUPS Troubleshooting

    10. CUPS Troubleshooting

    11. at & cron

    12. at & cron Usage

    13. at & cron Troubleshooting



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 3



  • 7.  Topic Group 4

    1. Users and Groups

    2. Users and Groups Troubleshooting

    3. PAM Concepts

    4. PAM Troubleshooting

    5. Filesystem Quotas

    6. Quotas Troubleshooting

    7. File Access Control Lists

    8. FACL Troubleshooting

    9. SELinux Concepts

    10. SELinux Troubleshooting

    11. SELinux Troubleshooting Continued



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 4



  • 8.  Topic Group 5

    1. Kernel Modules

    2. Kernel Modules Troubleshooting

    3. Logical Volume Management

    4. Creating Logical Volumes

    5. LVM Deployment Issues

    6. VG Migration, PV Resizing & Troubeshooting

    7. Software RAID Overview

    8. RAID Troubleshooting

    9. LDAP and OpenLDAP

    10. Troubleshooting OpenLDAP

    11. NIS and NIS+ (YP)

    12. NIS Troubleshooting Aids



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 5



  • 9.  Topic Group 6

    1. DNS Concepts

    2. DNS Troubleshooting

    3. DNS Troubleshooting

    4. Apache Concepts

    5. Apache Troubleshooting

    6. Apache Troubleshooting

    7. FTP Concepts

    8. FTP Troubleshooting

    9. Squid Concepts

    10. Squid Troubleshooting



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 6



  • 10. Topic Group 7

    1. Samba Concepts

    2. Samba Troubleshooting

    3. Postfix Concepts

    4. Postfix Troubleshooting

    5. Postfix Troubleshooting

    6. IMAP & POP Concepts

    7. IMAP/POP Troubleshooting

    8. MariaDB

    9. MariaDB Troubleshooting



  • Lab Tasks

    1. Troubleshooting Problems: Topic Group 7




 

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Course Schedule
  Start Date  City  Price  
 6/26/2017
 $2600
Enroll
 9/18/2017
 $2600
Enroll

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