Download Nagios: System and Network Monitoring (2nd Edition) by Wolfgang Barth PDF

By Wolfgang Barth

Uploaders Notes: Uploaded as a request, I even have it as retail in ePub format.

Good procedure directors realize difficulties lengthy prior to an individual asks, "Hey, is the net down?" Nagios, an open resource procedure and community tracking device, has emerged because the most well-liked answer for sys admins in companies of all sizes. It's powerful but in addition complicated, and Nagios: process and community tracking, second Edition, up to date to handle Nagios 3.0, may also help you're taking complete benefit of this program.

Nagios, which runs on Linux and such a lot *nix versions, should be configured to always computer screen community providers reminiscent of SMTP, POP3, HTTP, NNTP, SSH, and FTP. it may well additionally supervise host assets (processor load, disk and reminiscence utilization, working procedures, log records, etc) and environmental elements, reminiscent of temperature and humidity. This ebook is your advisor to getting the main out of this flexible and strong tracking tool.

Inside Nagios, you'll : * set up and configure the Nagios middle, all average plugins, and chosen third-party plugins
* Configure the notification method to provide you with a warning of ongoing problems-and to alarm others in case of a significant crisis
* application occasion handlers to take computerized motion whilst difficulty occurs
* Write Perl plugins to customise Nagios to your designated needs
* speedy comprehend your Nagios facts utilizing graphing and visualization tools
* visual display unit home windows servers, SAP platforms, and Oracle databases

The booklet additionally features a bankruptcy that highlights the variations among Nagios types 2 and three and provides functional migration and compatibility guidance. Nagios: method and community tracking, 2d Edition is a smart start line for configuring and utilizing Nagios on your personal environment.
About the Author

Wolfgang Barth has written numerous books for pro community directors, together with Firewall (Suse Press), Network Analysis (Suse Press), and Backup options with Linux (Open resource Press). he's a certified procedure administrator with substantial event utilizing Nagios.

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Extra info for Nagios: System and Network Monitoring (2nd Edition)

Example text

With the parameter Ö uates all ¶º you therefore only need to specify a signal directory, instead of calling all configuration files, with Ð , individually. The only restriction: these must be configuration files that describe objects. The configuration files º and Ö ×ÓÙÖ º are excluded from this, which is why, like Ó׺ , they remain in the main directory the main configuration file Ò » Ø »Ò Ó×. 2 If Nagios is from a distribution package, it is worth checking at least the path details. In a well-maintained distribution these will also be matched to the Nagios directories used there.

3 Starting Nagios Automatically The command Ñ Ò×Ø Ðй Ò Ø installs a suitable init script for the system start. Here Ñ automatically tries to detect the correct path, which for most Linux distributions is » Ø » Ò Øº . Depending on your system, this may not be correct, which is why you should check it. In order for Nagios to start automatically when the system is booted, symbolic links are created in the » Ø »Ö º directories. d nagios defaults 99 This command creates symlinks beginning with the prefix Ë to the directories Ö ¾º to Ö º , so that Nagios starts automatically when changing to runlevels 2 to 5.

0, each of which will be explained in more depth in the text. When you first start using Nagios, it is recommended that you restrict yourself to a minimal configuration with only one or two objects per object type, in order to keep potential sources of error to a minimum and to obtain a running system as quickly as possible. 11 on templates (page 75). Time details in general refer to time units. A time unit consists of 60 seconds by default. It can be set to a different value in the configuration file Ò Ó׺ , using the parameter ÒØ ÖÚ Ð Ð Ò Ø .

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