Enabling and using apache's mod_status on Gentoo

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Enabling and using apache's mod_status on Arch

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Using dstat with scripts and external modules

Here we look at the basic scripting options for dstat as well as an overview of its external modules.

Using dstat to check I/O and swap

For a flexible reporting tool that can yield information ranging from CPU use to the top I/O-consuming process look no further than dstat.

Using iotop to check I/O and swap

The iotop utility provides an easy-to-use interface for monitoring swap and disk I/O on a per-process basis.

Enabling munin node plug-ins Overview

Munin uses plug-ins to determine what data is gathered and reported. It includes several plug-ins for the types of data most people would be interested in, but not all of those plug-ins are enabled on a fresh installation.

Enabling munin node plug-ins on RHEL

Munin uses plug-ins to determine what data is gathered and reported. It includes several plug-ins for the types of data most people would be interested in, but not all of those plug-ins are enabled on a fresh installation.

Enabling munin node plug-ins on Fedora

Munin uses plug-ins to determine what data is gathered and reported. It includes several plug-ins for the types of data most people would be interested in, but not all of those plug-ins are enabled on a fresh installation.

Enabling munin node plug-ins on CentOS

Munin uses plug-ins to determine what data is gathered and reported. It includes several plug-ins for the types of data most people would be interested in, but not all of those plug-ins are enabled on a fresh installation.

Enabling munin node plug-ins on Debian

Munin uses plug-ins to determine what data is gathered and reported. It includes several plug-ins for the types of data most people would be interested in, but not all of those plug-ins are enabled on a fresh installation.

Enabling munin node plug-ins on Ubuntu

Munin uses plug-ins to determine what data is gathered and reported. It includes several plug-ins for the types of data most people would be interested in, but not all of those plug-ins are enabled on a fresh installation.

Installing additional munin nodes Overview

Following up on the article about installing a munin master slice, if you want to monitor additional slices you'll need to install a munin node service on each.

Installing additional munin nodes on RHEL

Following up on the article about installing a munin master slice, if you want to monitor additional slices you'll need to install a munin node service on each.

Installing additional munin nodes on Fedora

Following up on the article about installing a munin master slice, if you want to monitor additional slices you'll need to install a munin node service on each.

Installing additional munin nodes on Debian

Following up on the article about installing a munin master slice, if you want to monitor additional slices you'll need to install a munin node service on each.

Installing additional munin nodes on CentOS

Following up on the article about installing a munin master slice, if you want to monitor additional slices you'll need to install a munin node service on each.

Installing additional munin nodes on Ubuntu

Following up on the article about installing a munin master slice, if you want to monitor additional slices you'll need to install a munin node service on each.

Enabling and using apache's mod_status Overview

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Enabling and using apache's mod_status on Ubuntu

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Enabling and using apache's mod_status on RHEL

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Enabling and using apache's mod_status on Fedora

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Enabling and using apache's mod_status on Debian

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Enabling and using apache's mod_status on CentOS

Apache's mod_status module allows it to display a web page containing statistics about the web server's current state, including worker processes and active connections.

Installing munin overview

Anticipating problems and resource shortages on a slice can be more valuable than fixing them after they've happened. A monitoring tool like munin lets you watch your slice's resource use over time. The graphs will highlight issues before they cause downtime or bandwidth quota overages.

Munin configuration and testing on RHEL

This article continues the installation and setup of munin on a single slice. It explains how to determine or change the URL used to access munin's reports and then check to make sure those reports are viewable and being updated.

Installing munin on RHEL

Anticipating problems and resource shortages on a slice can be more valuable than fixing them after they've happened. A monitoring tool like munin lets you watch your slice's resource use over time. The graphs will highlight issues before they cause downtime or bandwidth quota overages.

Munin configuration and testing on Fedora

This article continues the installation and setup of munin on a single slice. It explains how to determine or change the URL used to access munin's reports and then check to make sure those reports are viewable and being updated.

Installing munin on Fedora

Anticipating problems and resource shortages on a slice can be more valuable than fixing them after they've happened. A monitoring tool like munin lets you watch your slice's resource use over time. The graphs will highlight issues before they cause downtime or bandwidth quota overages.

Munin configuration and testing on Debian

This article continues the installation and setup of munin on a single slice. It explains how to determine or change the URL used to access munin's reports and then check to make sure those reports are viewable and being updated.

Installing munin on Debian

Anticipating problems and resource shortages on a slice can be more valuable than fixing them after they've happened. A monitoring tool like munin lets you watch your slice's resource use over time. The graphs will highlight issues before they cause downtime or bandwidth quota overages.

Munin configuration and testing on CentOS

This article continues the installation and setup of munin on a single slice. It explains how to determine or change the URL used to access munin's reports and then check to make sure those reports are viewable and being updated.

Installing munin on CentOS

This article continues the installation and setup of munin on a single slice. It explains how to determine or change the URL used to access munin's reports and then check to make sure those reports are viewable and being updated.

Munin configuration and testing on Ubuntu

This article continues the installation and setup of munin on a single slice. It explains how to determine or change the URL used to access munin's reports and then check to make sure those reports are viewable and being updated.

Installing munin on Ubuntu

Anticipating problems and resource shortages on a slice can be more valuable than fixing them after they've happened. A monitoring tool like munin lets you watch your slice's resource use over time. The graphs will highlight issues before they cause downtime or bandwidth quota overages.

Using ServerDensity to monitor a slice

You have a number of options for monitoring your slice. Commercial services like ServerDensity can be easier to set up and maintain than free monitoring applications.

System monitoring with top

Using 'top' will give a real-time overview of what is using system resources on your Slice.

Easy configuration and a simple interface allow you to change the emphasis of the summary. For example, choose to concentrate on CPU use or memory use.

Memory management with free

Basic monitoring should be done on a regular basis. This keeps you informed as to the general condition of your server and may warn of impending problems.

This article concentrates on memory management using the command 'free'.