24x7notification_options W,u,c,rcheck_command check_mysql_ ConnectionsAfter checking the configuration problem Finally, reload the Nagios configuration with the following command:Nagios-v/etc/nagios/nagios.cfgsystemctl Restart NagiosAt this point the whole process of monitoring MySQL connections is complete even if ad
nagios node of the monitoring center, and displays the monitoring result through the web interface.
Features of nagios include:
Monitors network services such as SMTP, POP3, HTTP, NNTP, and PING)
Monitors host resource processor loads, disk space, and so on)
Allow users to develop their own plug-ins to check custom pr
Nagios Enterprise Cluster Monitoring
Nagios is a monitoring system that monitors system running status and network information. Nagios can monitor specified local or remote hosts and services, and provide exception notifications.
Nagios is an open source, free network monitoring tool that effectively monitors Windows, Linux and UNIX host status, network settings such as switch routers, printers, and more. 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.Prerequisite time needs to be synchronized1.
1. First make sure that the Nagios monitoring software is installed on the server side650) this.width=650; "title=" 6.jpg "src=" Http://s3.51cto.com/wyfs02/M00/5C/2A/wKiom1UbsOzjKJeBAAR2k-QP5TY349.jpg " alt= "Wkiom1ubsozjkjebaar2k-qp5ty349.jpg"/>2. Install the Nrpe plugin on the monitor side[email protected] ~]# yum install xinetd OpenSSL openssl-devel-y[Email protected] ~]# wget http://liquidtelecom.dl.sou
192.168.10.9.cfg file to add this service:Define Service{Use Generic-serviceHOST_NAME 192.168.10.9Service_description Check_nginxCheck_command Check_nrpe!check_nginxNotifications_enabled 1Check_period 24x7Max_check_attempts 3Normal_check_interval 10Retry_check_interval 1Contact_groups AdminsNotification_options W,u,c,rNotification_interval 120Notification_period 24x7}6, and then restart it can be monitored.650) this.width=650; "title=" nginx.jpg "alt=" wkiom1sgtota9ai3aaecqftpzvo469.jpg "src="
Nagios is currently a very popular system, server monitoring free software, many large domestic sites like Sohu, NetEase are using Nagios for server monitoring.Nagios is a bit of a frame in itself, for the Nagios Extended monitoring module, as well as the alarm module is ver
Nagios is currently a very popular system, server monitoring free software, many large domestic sites like Sohu, NetEase are using Nagios for server monitoring.Nagios is a bit of a frame in itself, for the Nagios Extended monitoring module, as well as the alarm module is ver
Nagios IntroductionNagios is an open source monitoring application that can be used to monitor local and remote host logs, resources, dead and alive, and many more. Through the SNMP protocol and the Nrpe protocol.The Nagios profile is configured on nconf and then clicked on to the server, which has various templates that can be either self-matching or available.N
Introduction to Environment >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>Service side (monitor side): 192.168.100.2--nagios Service +check_nrpeClient (Monitored): 192.168.100.3--nrpe daemon + detection plug-inNagios's process of managing services remotely through Nrpe1. The Nagios server executes the Check_nrpe plugin installed inside it and tells Check_nrpe to detect which services.2. Connect the Nrpe on the remote m
: /nagios-plugins-1.4.16#./configure--prefix=/usr/local/nagios--with-nagios-user=nagios--with-nagios-group=nagios# Make make installcompiling and installing Nrpe# CD: /nrpe-2.13#./configure--prefix=/usr/local/
I. Configuring Nagios ServicesThe Nagios service is run in the main profile nagios.cfg, the monitoring plug-in is called in the configuration file, the operator can set the monitoring plug-in monitoring threshold value (warning value error value); The
Nagios graphical interface is still a bit cumbersome, let's take MySQL for example. Monitoring MySQL plug-ins more, here to understand the method, rather than dead to move hard sets.
One, install Pnp4nagios
[Root@localhost objects]# yum install Pnp4nagios RRDtoolIf you can not find the replacement Epel source, blog i
BKJIA featured Translation: The powerful Nagios network monitoring platform allows you to add a series of available plug-ins for its features. If you cannot find a plug-in that meets your own requirements, you can easily write it on your own. This article describes how to compile the plug-in on your own.
The Nagios plug-in can be written in any programming langua
1, Nrpe IntroductionNagios monitors remote hosts in a number of ways, including SNMP, NRPE, SSH, and NCSA. Here's how it monitors remote Linux hosts through Nrpe.NRPE (Nagios Remote Plugin Executor) is a daemon that runs the instrumentation command on the remote server, which allows the Nagios monitoring side to trigger the detection command on the remote host ba
. Monitoring Center Server (192.168.11.30) add monitored host (192.168.11.100)The following actions are performed by the server:cd/etc/nagios/conf.d/Vim 192.168.11.100.cfg//join:definehost{use linux-server host_name192.168.11.100 alias 11.100address 192.168.11.100 }defineservice{ use generic-servicehost_name 192.168.11.100 service_descriptioncheck_ping check_commandcheck_ping!100.0,20%! 200.0,50%max_check_
First, the server-side installation:1 , build on the service side Lamp EnvironmentYum install-y httpd php2 , server-side installation Nagios Main programUseradd-s/sbin/nologing./configure--prefix=/usr/local/nagios--with-command-group=nagios./configure when Perl command not found is found to install Perl this package, or make all will be error yum install-y perlMa
NagiosThe device and setup of the remote monitoring software are as follows:
Figure-Nagios
As a system administrator, I'm most depressed when my main online systems stop or stop collecting services without my knowledge, in addition, it may take a long time for the faulty services or hosts to know. Especially when it comes to the festival, the system administrator is very important. To change this passive
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