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Check the UNIX group database for errors

UNIX systems store user group information in the /etc/group file. Errors in this file can cause a variety of problems.

Create a Virtual Interface in Solaris

Virtual interfaces allow a single ethernet interface to listen on additional IP addresses.

Determine the run level of a Solaris system

The following command will show the run level of a solaris system.

Discover and Optionally Delete Files with Find Command

How to discover files matching a find condition and delete them upon user confirmation.

View a File with Line Numbers

Using the cat command in UNIX, a file can be displayed with the line number of each line preceding the line.

Determine Linux ethernet interface speed and duplex

Determine the auto-negotiated Ethernet connection speed and duplex using the mii-tool command.

Force the speed and duplex of a Linux ethernet interface

Using mii-tool, the speed and duplex of an ethernet interface can be set manually.

Find a File by Name in UNIX, Solaris, or Linux

Using the find command, one can locate a file by name.

Find Files Using a Wildcard in UNIX

When you want to find all of the files matching a certain filename pattern, a wildcard can be used with the find command. Here are some examples to get you started.

Find and delete all core files

Locate and remove all core files in system using the find command.

Set system time in Solaris

Example commands used to set the system time in Solaris.

Change the MySQL Root User Password

Simple command for Changing the root user password for MySQL using mysqladmin.

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