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Sys Admin Magazine > Archives > 2001 > January 2001

Contents

January 2001 Volume 10 Number 01
  An Apache Load Balancing Cluster Don Gourley
Gourley describes the Java Application Server Pseudo-cluster (JASPer), a simple cluster built with commodity hardware and free software from the Apache Foundation.
  GnuPG: An Open Solution to Data Protection D. Hageman
Hageman provides an overview of Gnu Privacy Guard.
  Installing OpenBSD on Small Disks Mike Murray
Murray shares a script for configuring BIND 8 on OpenBSD using a minimum footprint on the disk.
  Linux as an Application Server -- The Tomcat Way Chris Bush
Bush provides an introduction to Tomcat, a specific Web application server environment.
  Getting Out/Getting In David Beecher
Beecher shows how to use an SSH tunnel and port forwarding to form a secure tunnel from your workstation inside a firewall-protected network to your external UNIX workstation at home or a remote office.
  Measuring and Improving Memory Efficiency of Large Applications Greg Nakhimovsky
Nakhimovsky describes how a large application uses system memory and what you can do to monitor and improve its memory efficiency. He presents and discusses special tools particularly for use under Solaris.
  Homebrew High Availability: Booting Linux from a RAID-1 Device Drew Smith
mith provides step-by-step instructions for booting Linux from a software RAID-1 device. Besides doubling the reliability of your hard disk, this configuration also gives your IDE or SCSI bus a break, giving it two different paths from which to read from the disk.
  QoS Through the Network Gilbert Held
In the concluding article of his series on QoS, Held explains why it can be a daunting task to operate a DiffServ network and discusses an alternative networking approach based on Integrated Services and the use of RSVP.
  Build a Floppy Firewall Andreas Meyer
Meyer describes how he turned an unused PC into a packet-filtering firewall using a package called "floppyfw". It boots off a single floppy, runs completely in RAM, and uses ipchains for the filter rules.
  Disruptions of Service: Types and Effects Peter H. Salus
Various events can disrupt Internet service. In this article, Salus defines some types of interruption and their causes.
  Open Source Real-Time Operating Systems Rafeeq Ur Rehman
Rehman provides an overview of some real-time solutions for Linux.
  RSVP: Signaling Quality of Service Ron McCarty
 
  A Fibre Channel Primer: Part 2 W. Curtis Preston
 
  Questions and Answers Jim McKinstry and Amy Rich
  Books:
A User's Report
Elizabeth Zinkann
  Linux Intrusion Detection Poster  
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