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Seminar

Wien, Österreich

Red Hat Certificate of Expertise in Red Hat Enterprise Linux Diagnostics and Troubleshooting

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Beschreibung


  1. Understand and employ general methods for troubleshooting


    1. Collect system information to aid in troubleshooting

    2. Consult documentation resources to aid in troubleshooting

    3. Monitor systems for vital characteristics

    4. Configure systems to send log messages to a centralized host


  2. Diagnose and troubleshoot system start up issues


    1. Identify and resolve service failures affecting boot

    2. Regain root control of a system

    3. Troubleshoot boot issues

    4. Identify hardware and hardware problems

    5. Manage kernel modules and their parameters


  3. Diagnose and troubleshoot file system issues


    1. Recover corrupted file systems

    2. Recover mis-configured or broken LVM configurations

    3. Recover data from encrypted file systems

    4. Identify and fix iSCSI issues


  4. Resolve package management issues


    1. Resolve package management dependency issues

    2. Recover a corrupted RPM database

    3. Identify and restore changed files


  5. Troubleshoot and fix network connectivity issues


    1. Use standard tools to verify network connectivity

    2. Identify and fix network connectivity issues

    3. Inspect network traffic to aid troubleshooting


  6. Diagnose application issues


    1. Identify library dependencies for third-party software

    2. Identify if an application suffers from memory leaks

    3. Use standard tools to debug an application

    4. Identify and fix issues related to SELinux


  7. Identify and fix authentication issues


    1. Identify and fix pluggable authentication module (PAM) issues

    2. Identify and fix LDAP and Kerberos identity management issues


  8. Gather information to aid third party investigation of issues


    1. Create kernel crashdumps

    2. Compile and execute SystemTap modules



Ziele

Red Hat recommends that candidates earn Red Hat Certified Engineer (RHCE). Candidates should also so have some experience working with and troubleshooting Red Hat Enterprise Linux systems.



Verwenden Sie das kostenfreie Red Hat Preassessment Tool für Ihren Ausbildungserfolg!

Voraussetzungen

This course requires that you meet the following prerequisites:

  • Taken Red Hat Enterprise Linux Diagnostics and Troubleshooting (RH342) or have similar experience troubleshooting Red Hat Enterprise Linux deployments.

  • Earned Red Hat Certified Engineer or have equivalent systems administration experience.

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