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  1. NDOUtils - Data Processing Options in ndomod.cfg Overview The NDOUtils NDOMOD broker module can be configured to only processed certain types of data. This is defined in the ndomod.cfg file. There are two ways of defining this which are explained in this article.     Location of settings This art... Read More
  2. NDOUtils - Message Queue Exceeded Problem Description In Nagios you experience the following symptoms: Missing hosts or services or status data Takes a very long time to restart the Nagios process Unusually high CPU load A flood of messages in the /var/log/messages related to ndo2db... Read More
  3. NDOUtils - Installing NDOUtils Overview This document describes how to install NDOUtils from source. This guide is broken up into several sections and covers different Linux distributions and operating systems. If your Linux Distribution or operating system is not included in thi... Read More
  4. NDOUtils - Documentation and Architecture Documentation and Architecture This documentation explains the architecture of NDOUtils. Documentation - Documentation and Architecture   Final Thoughts For any support related questions please visit the Nagios Support Forums at: http://support.nagi... Read More
  5. Nagios XI - Last Check Time Not Updating Summary There are many causes for this error. Most often it is due to a connection issue to the backend historical database, crashed database tables, core scheduling/check execution issues, or lack of resources (causing orphaned checks).     Editin... Read More
  6. Nagios XI - Crashed Database Tables Crashed Database Tables If you experience high load on your Nagios XI server and the MySQL process (mysqld) appears to be consuming large amounts of CPU, it may be a symptom of one or more crashed tables. In order to find out if you have crashed data... Read More
  7. Nagios XI - Architecture Overview Overview Nagios XI is composed of several parts.  This document will give you and overview how these parts fit together, and then accompanying documents will give move details about the individual parts.   Parts of Nagios XI   The major parts (and... Read More
  8. Nagios XI - Event Data Is Stale Problem Description There is a known bug relating to event data in versions 2009R1.4B-2011R1.1. This bug has been patched and will be available in releases later than the versions posted above, but if you're experiencing this error, and/or the n... Read More