Server and Network Monitoring with iPhone
February 25, 2010 – 6:53 pm | No Comment

What is a Unix sysadmin doing with an iPhone, you ask? It was a birthday present, if that’s all right with you. I know, I should have gotten something odd with a beta version of …

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Networking

Unix and Linux network configuration. Multiple network interfaces. Bridged NICs. High-availability network configurations.

Applications

Reviews of latest Unix and Linux software. Helpful tips for application support admins. Automating application support.

Data

Disk partitioning, filesystems, directories, and files. Volume management, logical volumes, HA filesystems. Backups and disaster recovery.

Monitoring

Distributed server monitoring. Server performance and capacity planning. Monitoring applications, network status and user activity.

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Cool Unix shell commands and options. Command-line tools and application. Things every Unix sysadmin needs to know.

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Articles in Disaster Recovery

How to Really Kill Computer Viruses
February 21, 2010 – 6:34 am | No Comment
How to Really Kill Computer Viruses

How do you know if your computer has a virus? Is it connected to the Internet? Then it has a virus. Many computer viruses and other malicious applications are very resilient and will actively resist any attempts to deactivate and remove them. Some viruses can even delete your antivirus application or prevent it from working properly. Many viruses cannot be effectively removed once they are loaded in memory and active.

Tips on dealing with the Bagle rootkit
May 26, 2008 – 5:51 pm | 12 Comments
Tips on dealing with the Bagle rootkit

Normally I don’t concern myself with Windows- related matters. However, the infamous Bagle rootkit and its numerous variations deserve some attention even from Unix sysadmins. Bagle annoyed me and my customers long enough. Essentially, Bagle …

Resetting Root Password under Solaris
November 20, 2005 – 2:02 am | No Comment
Resetting Root Password under Solaris

The following document explains how to change an unknown root password on a Solaris system. Use this only for disaster recovery purposes. Please be sure to read the Notes section below if you run into …

Resetting Admin Passwords on Windows
November 20, 2005 – 2:01 am | No Comment
Resetting Admin Passwords on Windows

Resetting Local Administrator/User Passwords on Windows NT/2000/XP/2003
The following document explains how to change an unknown password for any local account (including Administrator) on a Windows NT/2000/XP/2003 system. Use this only for disaster recovery purposes.
Requirements:
1.Physical access …