 November
2003 • Volume 12 • Number 11
Features
Linux Kernel Tuning Using System Control
• Dustin Puryear
Some of the most notable performance improvements for Linux can be accomplished
via system control (sysctl) in /proc/sys. Puryear covers several areas of sysctl
that can result in large performance improvements.
Load Balancing Email • Frank Wiles
When administering a large email system, the ability to move the frequent
users to faster hardware allows you to tailor load balancing to fit the user
base as well as the hardware. Wiles describes his setup for accomplishing this
task.
Review of sqlDESKTOP • Marcel Gagné
Gagné reviews sqlDESKTOP, a program that is to your computer desktop
what a good filing system is to your physical office. With sqlDESKTOP, you can
arrange and organize information into related areas just as you would in the
real world.
Unix Administration with Self-Parsing Shell Scripts • John
Kozubik
Kozubik provides specific code examples to show how a self-parsing shell script
can dramatically simplify common Unix systems administration tasks.
Tuning NNM Servers • Thirumalainambi Murugesh
Hewlett-Packard’s OpenView Network Node Manager (NNM) is a tool for enterprise-wide
IP network management based on SNMP standards. In this article, Murugesh shares
some techniques for tuning NNM.
Mac OS X Administration — Getting Started •
Stephen Worotynec
For a Unix administrator to get the most functionality from Mac OS X, features
such as GUI-less operation, single-user mode, firmware access, and serial console
access must be explicitly activated. Worotynec shows how this is done.
Do It Yourself with the Shell • Ed Schaefer and Michael
Wang
The authors present several “do it yourself” shell scripting techniques
using real-world examples. They demonstrate various shell techniques and examine
contrasting solutions using other standard Unix tools.
Advanced SNMP Monitoring with RRDTool • Adam Denenberg
RRDTool, in conjunction with MRTG, is valuable for presenting SNMP data in
innovative ways. Denenberg focuses on using RRDTool’s advanced features
and expanding the functionality of the SNMP package net-snmp.
Advanced Configuration of Nagios • Syed Ali
In this follow-up to the Nagios article that appeared in the October issue
of Sys Admin, Ali focuses on advanced configuration and performance tuning.
Columns
Speeding up Your Perl Programs •
Randal L. Schwartz
Questions and Answers • Amy
Rich
More Truth about Tapes, Backups, and Restores
• Peter Baer Galvin
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