server via direct routing vs/ DR (Virtual Server via Direct Routing), which can greatly improve the scalability of the system. Vs/nat, Vs/tun and VS/DR technologies are three IP load balancing technologies implemented in LVS cluster.
Nagios Introduction
Nagios is a monitoring system that monitors system operation status and network information. Nagios can moni
The basic installation configuration for Nagios monitoring is summarized above and now summarizes the Nagios monitoring deploymentOne, Nagios server monitoring deployment1. Nagios Server directory and related configuration file descriptionAfter Nagios installation is complet
Install and configure Nagios in Linux (1)
1. About Nagios
Nagios is an open-source computer system and network monitoring tool that can effectively monitor the status of Windows, Linux and Unix hosts, network settings such as vswitches and routers, and printers. If the system or service status is abnormal, an email or text message alert will be sent immediately
1. First please check that the ndo2db process is not a two nagios 16825 0.0 0.1 6784 396? Ss 19:05 0:00/usr/local/nagios/bin/ndo2db-c/usr/l Nagios 17032 0.0 0.3 6784 1268? S 19:09 0:00/usr/local/nagios/bin/ndo2db-c 2, check nagios.log log to see if there is at the end; could not safely copy module '/ USR/LOCAL/
Installing the Nagios ClientThe client only needs to install the following contentClass-accessor-0.31.tar.gzConfig-tiny-2.12.tar.gzMath-calc-units-1.07.tar.gzNagios-plugin-0.34.tar.gzParams-validate-0.91.tar.gzRegexp-common-2010010201.tar.gzCheck_iostatcheck_memory.plNrpe-2.12.tar.gzFirst step: Modify the Yum source codecd/etc/yum.repos.d/Wget-o/etc/yum.repos.d/centos-base.repo Http://mirrors.aliyun.com/repo/Centos-6.repoStep two: Adjust the character
Install Apache on the server first. Download the following software from http://www.nagios.org: nagios-3.2.3.tar.gznagios-plugins-1.4.15.tar.gznrpe-2.12.tar.gz install NagiosCore # Switch to root user su-l # Add na
Install Apache on the server first.
Download the following software from http://www.nagios.org:
Nagios-3.2.3.tar.gz
Nagios-plugins-1.4.15.tar.gz
N
1, Nrpe realize the principle of remote host monitoring
Nrpe is a feature extension of Nagios that can execute plug-ins on remote Linux/unix hosts, providing some local information about the server to the Nagios monitoring platform by installing Nrpe artifacts and Nagios plug-ins on the remote server. For example, CPU load, memory usage, hard disk use, and so on
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.sourceforge.net/project/
Simple nagios Installation
During this period of time, I have been conducting nagios installation experiments, and have carried out many experiments. Now, some basic records are recorded.
This article describes how to install nagios easily. After installing nagios, you can view the local monitoring image on the web pag
1. PrefaceFor System Workers, monitoring various running statuses of servers is one of the tasks. for a small number of servers, manual observation is not a problem, but it is too troublesome for Server clusters, as a result, many people have adopted some automation tools, such as scripts, but today we are introducing a very famous open-source project Nagios.Nagios is just a monitoring platform. All monitoring tasks are completed by plug-ins, with a high degree of customization and good configur
Install nagios 4.0.8 on centos 6.5
Disable selinux
Setenforce 0
The permanent method is
Vi/etc/selinux/config
The status changes to disabled.
SELINUX = disabled
You need to restart the server.
Disable Firewall
/Etc/init. d/iptables stop
Delete firewall rules and restart Firewall
Mv/etc/sysconfig/iptables/opt
/Etc/init. d/iptables restart
Install the epel update source
Wgethttp: // dl.fedoraproject.org/pub/epel/6Server/x86_64/epel-release-6-8.noarch.r
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 can run on Linux/Unix platforms and provides an optional browser-based Web i
Install nagios monitoring in yum under centos6.5
I. Nagios Server Installation
1. yum install-y httpd php mysql-devel
2. Install the nagios program on the server
Wgethttp: // response
Http://down1.chinaunix.net/distfiles/nagios-plugins-1.4.14.tar.gz
/Usr/sbin/useraddnagios
Tar zxvfnagios-3.2.1.tar.gz
Cdnagios-3.2.1
./C
The monitoring side of the work has been done, now as long as the monitoring side of the operation;
Note: be monitored MySQL remember to set the password AH
The addition of service types is also 2:
1.web Server
2.mysql Server
The following is a script to add a Web service:
WebServices () {read-p "" Please input the Web server IP: "Webip read-p" please input the Web alias name: " Host echo "define host{host_name $host alias Web-server address $webip Check_command
Nagios is a mature Linux monitoring system running state and network information Kaiyuan IT Infrastructure monitoring system, Nagios can monitor the designated local or remote host and services, such as HTTP services, FTP services, and provide exception notification, event handling and other functions, When the host or service failure, Nagios can also be in the f
1. The dependency between nagios and the running of basic Nagios components depends on httpd, gcc, and gd. Make sure that the following software packages have been installed with Httpdgccglibcglibc-commongdgd-develmysqlmysql-serverphpgd and other software packages 2 Add users and groups required for running nagios # groupaddnagcmd # useradd-mn
1. Solve the depend
A company's project website was launched for a few days because the disk was full and there was a problem. Because its servers were concentrated in a certain IDC, we considered deploying a Nagios monitoring and alarm system, since other project websites may have similar requirements, the installation process should be compiled into scripts to facilitate future work. The automatic Nagios Server installation
Implementation principle of Nagios monitoring
The Nagios software needs to be installed on a separate server, known as the Monitoring Center, where the server can use Linux or Unix operating systems; each monitored hardware host or service runs a Nagios software daemon that communicates with the Monitoring Center server, It can also be understood as an Agent or
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.Nagios
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