Install and configure Nagios in Linux
1. Nagios Overview
1. Introduction
Nagios is a plug-in structure, and it does not have any monitoring function. All monitoring is performed through the plug-in, so it is highly modular and flexible. Nagios monitoring objects can be divided into two types: Host and service. A host u
nagios requires the monitored side to send data to the Nagios side in the agreed format. Monitoring includes 2 types of nodes and services. The node Monitoring convention data format is as follows:[The format is easy to understand, data commit timestamp, monitored node name, node State (up/down/unrearchable), plugin custom extra data. The state-specific explanations for each field are as follows:1. Timestam
Nagios before installation, Nagios needs PHP support after 3.1.x, so it is necessary to install PHP and HTTP-related support here.
First, create Nagios users and Groups
[Root@test2 ~]# useradd-s/sbin/nologin Nagios[Root@test2 ~]# Mkdir/usr/local/nagios[Root@test2 ~]# chown
Nagios monitors dell server hardware and nagios monitors dell
We have mentioned earlier that omsa is used to monitor dell servers, but it must be accessed through web. This time we use nagios + check_openmanage to monitor the hardware of dell servers.
First, let's look at the figure below:
We can see that there are two ways to achieve monitoring:
1. The
Solaris service management, solaris Service
Remote logon Protocol
Telnet \ ssh. Of course, we can check who has logged on to my system and who can use ftp to record logs.
1. SMF: Service Management Tools
Advantages: Automatic Recovery of accidentally terminated Services supports service dependencies. A service can have multiple instances, provides command line management tools, and supports concurrent start
Solaris software manages FTP and solaris software ftp
Install Common Software
Relationship between applications and system commands:
The system command file is located under/bin/sbin or shell commands to complete basic management of the system. Generally, it is run on the Character operation interface; it generally includes command words, command options, and command parameters.
The application file is loca
Nagios doing the front deskI analyzed the pros and cons of Nagios and Nagiosql, based on previous experience and exploration. decided to use Nagios as the monitoring data display layer, temporarily called the "foreground". The nagiosql is the configuration layer of the monitor body, which is called "backstage" temporarily. In short, the backend is a server-side c
1. IntroductionNagios is a plug-in structure, it does not have any monitoring function, all the monitoring is through the plug-in, so it is highly modular and flexible. Nagios monitors objects into two categories: Hosts and services. Hosts typically refer to physical hosts, such as servers, routers, workstations, and printers, where hosts can also be virtual devices, such as Xen virtual Linux systems, and services typically refer to a particular featu
Putty is a very useful open-source terminal software. Supports most remote logon protocols.
However, in addition to terminal, Solaris does not seem to have terminal software such as securecrt and putty.
Putty is open-source and the code can be downloaded in the http://www.putty.nl/download.html.
The following describes how to compile Putty:First, download to putty0.6, go to the Unix directory, and run./configureThis will automatically generate makefi
Rotten mud: Learning Nagios (3): NRPE installation and configuration, nagiosnrip
This document consistsXiuyi Lin FengProviding friendship sponsorship, first launchedThe world
In the first two articles, we introduced the installation and configuration of nagios. The articles are "mud: Learning Nagios (1): Nagios instal
With more than one NAT environment in the recent project, it is not very convenient to notify contact management if it is not ideal to deploy a complete set of Nagios (Nagios-core+apache+php+pnp4nagios) in each NAT, Then we'll start deploying Nagios distributed monitoring together.
Main Nagios Center Service deploymen
About NagiosNagios is an open source computer system and network monitoring tool that can effectively monitor Windows, Linux and UNIX host status, switch routers and other network settings, printers, etc. Send mail or SMS alarm when the system or service status is abnormal the first time to notify the site operators, after the status of the resumption of normal mail or SMS notification.Nagios, formerly known as Netsaint, was developed and maintained by Ethan Galstad.
1. Nagios's master configuration fileNagios's main configuration file is Nagios.cfg, whose syntax is very concise, usually # begins with the behavior Comment line, and the parameter is formatted as Log_file: Set the Nagios log file;The Cfg_file:nagios object defines the relevant file, which can be reused multiple times to specify multiple files;Cfg_dir: Sets the directory where the relevant files for the Nagios
one of the mailing lists.
Also make sure to include pertinent information that cocould
Help others help you. This might include:
-What version of Nagios you are using
-What version of the plugins you are using
-Relevant snippets from your config files
-Relevant error messages from the Nagios log file
For more information on obtaining support for Nagios, visit:
T
PNP is a small open-source software package. It is based on PHP and PERL and uses rrdtool to plot data collected by Nagios into charts. If you want to install Nagios pnp, the detailed Nagios pnp configuration is provided here for you to refer to the configuration of Nagios pnp after installing all the software.
1. Mod
1. Principle of realization
A variety of servers in the network need to be managed and maintained, the administrator can not be in time for each of the status of the monitoring, it is necessary to use the function of the software to achieve. Nagios's function is to monitor the service and host, but he does not include this part of the function, all monitoring, detection functions are through a variety of plug-ins to complete. Start Nagios, it will pe
based on the understanding of Nagios and Nagiosql, the author briefly combs the relationship between the two, as shown in the following: As you can see from the diagram above, Nagios and Nagiosql share hosts, host groups, services, service groups, and so on. CFG configuration files, while in Nagiosql, you can freely control the start and stop of nagios
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