NagiosIs an open source codeNetwork MonitoringTool. It is free, powerful, and customizable. Although learning and implementing IT is complicated, IT saves a lot of time in recording how your organization's IT infrastructure works.
Validity of Nagios
To understand the effectiveness of Nagios, one or more system administrators are generally responsible for a typical IT infrastructure. Even a small company sho
Nagios comes with few oracle monitoring check_oracle functions. You can use the check_oracle_health script written in perl. 1. Install check_oracle_health.
Nagios comes with few oracle monitoring check_oracle functions. You can use the check_oracle_health script written in perl. 1. Install check_oracle_health.
Nag
Analysis of Nagios monitoring routers and switch devices 1. Function introduction Nagios can monitor the status of switches and routers with manageable IP addresses. Small vswitches and hubs without management functions cannot be monitored. The monitoring method is to obtain related status information through external
Nagios monitoring Windows ServerRequirement: currently, the company has about 20 Windwos servers. Daily O M mainly relies on manual server status check: CPU/memory/disk usage, I/O, etc. We hope to deploy a monitoring system to integrate and collect all the above information on servers and implement the alarm function. Analysis: based on the actual situation, col
Deploy check_mysql_health on Nagios to monitor MySQLBlog Category:
Architecture
This monitoring is based on the Nagios server active monitoring method, using Check_mysql_health to implement a variety of monitoring modes:Connection-time (time to connect to the se
1, Nagios is an open-source free network monitoring tool, you can monitor Windows, Linux and UNIX host status, switch routers and other network equipment, in the system or service status anomalies when sending mail or SMS alarm, the first time to notify the site operations personnel. Traffic monitoring is not his forte, traffic
Nagios's monitoring principle: actually very simple. We have installed the Nrpe service on the server side, then all the client data is collected through this Nrpe and uploaded to the Nagios server, which is called by Nagios to generate.Working process:(1) The client has defined, in the Nrpe.cfg file, the way the module is called or the
[Tool Development] keepalived uses the nagios monitoring script, keepalivednagios
Recently, keepalived and keepalived are used in the development and office environments. Based on the LVS supported by the Linux kernel, keepalived achieves high availability and load balancing, which is very practical.
Keepalived can be used to monitor service status in multiple ways, such as HTTP_GET | SSL_GET | TCP_CHECK |
1. Package the configuration file of a configured Nagios client, upload it to the client that needs to be configured, and unzip it.#注意客户机环境的准备工作!#在两台服务器相差无几的情况下, eliminating the installation steps, simple and efficient.#注意权限问题!2, the client configuration side configured to run the service side detection of the IP address as follows:Vi/usr/local/nagios/etc/nrpe.cfg +79allowed_hosts=127.0.0.1,10.0.0.22#多个服务地址
Note: There is a file embedded within this post, please visit this post to download the file.The data center does not have a temperature alarm device. I use this method to control the temperature of the data center. If there is only one alarm, a single machine failure can be considered. If there are several alarms at the same time, it can be considered that there is a problem with the air conditioner in the data center.
The specific implementation method is as follows:
Environment: monitored: Ce
10Notification_period 24x7Notification_options W,u,c,rContact_groups Babelgroup}The others can be added according to their own requirements.Okay, let's restart the Nagios service./etc/init.d/nagios restartLook at the resultsOh well, Nagios monitoring memcached Basic is done.Also according to Check_tcp-h Localhost-p 11
Our network and servers should be carefully looked after, otherwise you will have a lot of trouble or find a tool to help us manage these people care about the machine----Nagios
Here a simple configuration of the monitoring host, in-depth configuration needs a lot of learning, online information a lot
The following simple write out my own configuration, maybe there is a wrong place, please point out, than
Toss for 2 days. The Nagios 4.x version of the monitor server lasts about 3-4 months. Originally set up when they want to do a map of the monitoring, but has not been out. And then it was put on hold. Before, because of server performance problems, want to analyze, so there is such a demand. After 2 days of fighting, finally put the nagios out of the picture. Her
Before we write the monitoring plug-in, we first need to have some idea of the Nagios monitoring principle.Nagios's function is to monitor the service and host, but he does not include this part of the function, all the monitoring, detection functions are through a variety of plug-ins to complete.When
I. Custom Nagios monitoring scripts1. Create a script on the client/usr/local/nagios/libexec/check_disk.shVim/usr/local/nagios/libexec/check_disk.sh writes the following: (On the client)#!/bin/bashrow= ' df-h |wc-l ' #输出的总行数For i in ' seq 2 $row ' #从第二行开始为真实的磁盘 because the first behavior header informationDoAva= ' df-h
Create a script on the client/usr/lib/nagios/plugins/check_disk.sh//yum installation of Nagios, if you are compiling the default script file directory for your own installation in a custom installed Nagios directoryTo operate on the client:vim/usr/lib/nagios/plugins/check_disk.sh writes the following://This is a disk s
/Run/user/1000/gvfs is not accessible Nagios monitoring
Install nagios3.5.1 in Ubuntu 14.04 and use the local machine as the server. After/etc/init. d/nagios3 start, a red warning is displayed on the web interface, as shown below:
Disk critial-/run/user/1000/gvfs is not accessible: Permission denied
Then I went to a naigos FAQ and found it. The official website said this was a bug, for bug #615848. The prob
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