The following article describes in simple step the how to setup a DNS server. Though the article focus on Solaris but any operating system which uses BIND the procedure will remain the same.

fsck is a Unix utility for checking and repairing file system inconsistencies. Learn about syntax running phases and troubleshooting with fsck.

iostat , vmstat and netstat are three most commonly used tools for performance monitoring. This document is primarily written with reference to solaris performance monitoring and tuning but these tools are available in other unix variants also with slight syntax difference.

This document gives a basic introduction to the challenges , type of
monitoring and best practices which can be followed to ensure high
availability of the live systems.

Veritas Volume Manager – vxassist covers vxassist command for volume
management

DNS troubleshooting – this article describes some of the common dns problems and their solutions

Description of Solaris/Unix Error messages which starts with letters T thru Z and their meaning .

Description of Solaris/Unix Error messages which starts with letters O thru S and their meaning .

Description of Solaris/Unix Error messages which starts with letters L M and N with their meaning .

Description of Solaris/Unix Error messages which starts with letters E F G H and K and their meaning .