Guide
Linux has very powerful capabilities in network and system monitoring, and offers a range of solutions that track the performance of these systems and devices and provide trending performance analysis. When some problems occur, you can call the police. While some tools can trigger some actions in the alarm, here, organized and collected some open source
The so-called mobile image monitoring, the simple point is to use the camera to monitor a certain area, when there are moving objects, the camera will automatically capture (to monitor how many objects, according to the rate is adjustable), and the captured image stored in the specified directory, to achieve unmanned monitoring function.Motion is a free, open-
Cacti is an open-source network monitoring tool that monitors the status and load of hosts, it can be used to monitor the running status of servers such as Apache and MySQL.
Cacti Official Website: http://www.cacti.net/
Cacti must run in PHP, MySQL, and Apache environments. PHP is its data collection script execution environment. MySQL is used to save data. Apach
Know-How or Skill) engineering experience, understanding of the underlying technology of the system, and other tacit knowledge.
The engineering technology of open-source software consists of two parts: (1) some implicit design technologies related to design ideas, principles, implementation mechanisms (including algorithms) during development; implementation tec
Free software and open source software are often used together. But last night, Richard Stallman attended a presentation at the Australian Computer Society's radian branch, undoubtedly, he has accepted his views on the differences between the two philosophical meanings.
He said that the advantages of
host is negligible because the customer is responsible for tracking status, sampling rate, and calculation.In addition, metrics are not aggregated across hosts or remain unchanged outside the user's browser session, keeping the framework clear. vector only requires the local browser and PCP installed on the host you wish to monitor. An intermediate collector, server, or database infrastructure is not required.The final monitoring page looks like this
Failed to try the example of spring live. At the beginning, ant reported an error, but there was no way to change the method. I took out the project practice solution: SSH-based Java Development I bought a few days ago and followed the example in it. This book is not very good. It does not provide development tools and software on its own CD. You need to download it by yourself. Today's open-
Ganglia is an open source cluster monitoring project initiated by UC Berkeley, designed to measure thousands of nodes. The core of ganglia consists of Gmond, Gmetad, and a web front end. Mainly used to monitor the performance of the system, such as: CPU, MEM, hard disk utilization, I/O load, network traffic, etc., through the curve is easy to see the working stat
The application of Bubble chart in open source monitoring toolBubble Chart (bubble chart), which makes it easy to compare in two directions of rows and columns using a bubble chart . Bubble chart also clearly tell where big where is small, figure 1~ Figure 5 shows you several open
For the latest monitoring template of the Distributed Open-Source Monitoring Server zabbix, visit:
Www.zabbix.org/wiki/zabbix_templates
It includes the following aspects:
1. Network Devices
2. Servers
3. network appliances
4. Monitoring Equipment
5. Power (UPS)
6.
is 3.0rc1 and the Nagios plug-in version is 1.4.11.
wget http://osdn.dl.sourceforge.net/sourceforge/nagios/nagios-3.0rc1.tar.gz wget http://osdn.dl.sourceforge.net/sourceforge/nagiosplug/nagios-plugins-1.4.11.tar.gz
3) Compile and install Nagios
Expand Nagios source package
cd ~/downloads tar xzf nagios-3.0rc1.tar.gz cd nagios-3.0rc1
Run the Nagios configuration script and use the previously opened users and user groups:
./configure --with-command-
=" Wkiom1jcfdxdsuysaafgjxmkbre356.jpg-wh_ "/>Post a message to a specific channel I'm @slackbot here.650) this.width=650; "Src=" https://s2.51cto.com/wyfs02/M01/8E/81/wKioL1jCfdjQo9LkAAFYrqS4yaU192.jpg-wh_500x0-wm_ 3-wmp_4-s_1791693854.jpg "style=" Float:none; "title=" Alerttupian10.jpg "alt=" Wkiol1jcfdjqo9lkaafyrqs4yau192.jpg-wh_50 "/>Copy and paste this URL to the corresponding location in the PMM alert configuration:650) this.width=650; "Src=" https://s5.51cto.com/wyfs02/M02/8E/83/wKiom1jCfd
Software executable file Download: Padflowchart-exe.zipMD5 Check code: 91FCA9FEC9665FD09BEB3DA94ADC1CE6SHA1 Check code: ecd742aa3092a085ab07ab2a1b014064b21eb958The software's open source address on GitHub:Welcome interested friends to develop together!I. OverviewIn the software design process, the early design has UML
Open Source Server monitoring tool-javamelodyJavamelody It can monitor Java or Java EE application servers and graphically display: Java memory and Java CPU usage, number of user sessions, number of JDBC connections, and HTTP requests, SQL requests, The number of execution of JSP pages and business interface methods (EJB3, Spring, Guice), average execution time,
JavaMelody open-source system performance monitoring1. download the required jar package
JavaMelody requires two jar packages: j2.16.jarand javamelody.jar. go to the official website to download javamelody-1.36.0.zip, which contains the two jar packages.
2. Build the environment
(1) Place jrobin. jar and javamelody. jar under the WEB-INF/lib of the Local WEB project so that it can be accessed under ClassPa
Tag:httpioos use data on clog code A good news: in September, the PostgreSQL OPM development team released the first release version of the open source PostgreSQL database Monitoring Suite, OPM v2.3.PostgreSQL is an advanced advanced database, but one of its major drawbacks is the lack of open
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The open source code is as follows (android I use the 4.03 SDK, please change it for other versions. For versions earlier than 2.3.3, please note which line is commented out in initcamera)
It can only run successfully on the mobile phone of the android 4.04 system.
The following figure shows the startup screen when the test is successful:
From Open Source Stickers: http://community.csdn.net/Expert/topic/5499/5499359.xml? Temp =. 4488489.
Icanseeyou remote control software (all C # source code)The instructions are also attached.
The remote control software C # was uploaded last time. It was also reflected that
Write a Web service, you can use Python, write a server script, you can use Python, write a desktop client, you can use Python, do machine learning data mining, or you can use Python ... For so much use, do you want to see what the Python open source software encyclopedia is all about?1.cheungsshIt is a Chinese self-developed Linux operation and maintenance Autom
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