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- 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
- Nagios XI - Database Optimization Database Optimization This document describes how to configure optimal database settings for Nagios® XI™ for increased performance. Nagios XI stores current and historical information in various databases in order to facilitate reports and provide... Read More
- Nagios Log Server - Waiting For Database Startup Problem Description After rebooting one of your Nagios Log Server (NLS) instances you receive the following message on the NLS web page: Waiting for Database StartupIt looks like your local elasticsearch service is starting.Why am I getting this err... Read More
- Nagios XI - Exporting the Config Database Exporting the Config Database This document describes how to manually export the Nagios XI configuration database. Manual exports are useful when debugging configuration problems - including failures of XI to apply new configuration changes made usin... Read More
- Nagios XI - How to Monitor Apache Cassandra Distributed Databases How to Monitor Apache Cassandra Distributed Databases This document describes how to configure Nagios® XI™ to monitor Apache Cassandra distributed database implementations in order to ensure that data, as well as the hardware housing it, is operat... Read More
- Nagios XI - Manual Backup And Restore Databases Overview This article describes how to manually backup and restore the databases in Nagios XI. This article is an advanced topic that can result in data loss if not followed correctly. If you are looking for an easy backup and restore method please ... Read More
- Nagios XI - Disabling Database UTF8 Connectivity Overview This document describes how to disable UTF8 connectivity to the MySQL / MariaDB databases for Nagios XI. By default Nagios XI uses UTF8 however sometimes this needs to be disabled to allow MySQL / MariaDB to define the connectivity method. T... Read More
- Database Storage Engine and High CPU usage in Nagios XI Storage Engine Overview A storage engine is a software module that a database management system uses to create, read, update data from a database. For MySQL 5.5 and later, the default storage engine is InnoDB. The default storage engine for MySQL ... Read More
- Nagios XI - Resolving "Cannot connect to database" Error - Core Config Manager Problem Description You can access the Nagios XI interface, but can't seem to access the Core Configuration Manager. Resolving The Problem Access the Admin >Reset Security Credentials page and reset the subsystem credentials. Run the follo... Read More
- Nagios XI - Can’t Log Into The Web Interface Problem Description Sometimes a user can connect to the Nagios XI server via ssh (putty) session but he/she is not able to log in to the web UI. Possible Causes There could be various reasons for this problem. Here are some of the possible caus... Read More
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