use chromebook as second monitor

Use Ganglia to monitor your cluster Since Ganglia does not provide a good entry-level documentation, this article provides a quick start guide for building a Ganglia Monitoring System Based on CentOS 6.6. If you need to go further to Ganglia, you can refer to the Ganglia monograph Monitoring with Ganglia and the Ganglia official website. 1. sudo yum install ganglia-gmetad ganglia-gmond ganglia-web2, sudo vi

After successfully setting up a wireless LAN, many users are not asking for help. Even if they constantly adjust their wireless passwords, they may be at risk of brute force cracking by malicious users.To ensure the security of the wireless network, you can use the "WiFi Guard" tool to monitor the users who attempt to access the network, so that they can be exposed.Enable the main operation interface of the

Mar 13Start using pingdom to monitor websites Beishan US host 5 comments» In the previous log on the host Stability Report of US host reviews in Beishan, serviceuptime.com is used for free website monitoring. The minimum monitoring interval provided by serviceuptime is 30 minutes, that is, it takes 30 minutes to check the data. The time interval is relatively long and the monitoring data is not accurate enough. Recently, I tried pingdo

Use cactiez to monitor DNS (bind9) --- attached Template 1. Configure the BIND status output file statistics-file"/var/run/named.stats"； Status output file 2. Download the template in the attachment and unpack it. Import cacti_host_template_bind9_7.xml to cactiez 650) This. width = 650; "width =" 554 "Height =" 269 "src =" http://s3.51cto.com/wyfs02/M02/4D/3B/wKioL1RN-kvyWkfPAANEdv8Q1A8798.jpg

Use the local JConsole to monitor remote JVM (the most authoritative summary)Problem backgroundStage 1Two types of configuration are found. Do you need to enter a password. JAVA_OPTS = "$ JAVA_OPTS-Dcom. sun. management. jmxremote. port = 60001 "JAVA_OPTS =" $ JAVA_OPTS-Dcom. sun. management. jmxremote. authenticate = false "JAVA_OPTS =" $ JAVA_OPTS-Dcom. sun. management. jmxremote. ssl = false "authenticat

The main is to execute the inside of the page JS, and can monitor the HTTP request sent.Just like Chrome's network panel ~Because it is a server run, selenium and so on a browser does not consider ~ (and it does not support)1638 reads? 5 people collection cancel favorite Tweet Weibo Ignore topic thanksPage monitoring request 5 replies. | Until 2013-09-16 23:51:12 +08:00 Reply 1dingyaguang117 2013-09-16 23:22:18 +08:00If there are other languages, it i

A description of the application scenarioIn the previous article, we described the use of Zabbix to monitor the availability of Web sites in a Zabbix with web monitoring just using the Libcurl library to detect all URLs on the Zabbix server or proxy side. This does not actually check the network quality of each URL that the zone accesses. This article uses the Zabbix lld,pycurl module and Zabbix sender to c

Packagecoin;Importjava.io.IOException;ImportJava.nio.file.FileSystems;ImportJava.nio.file.Path;Importjava.nio.file.StandardWatchEventKinds;Importjava.nio.file.WatchEvent;ImportJava.nio.file.WatchKey;ImportJava.nio.file.WatchService;/*** If a file within the specified directory changes, the statement is printed. * Monitor changes to files in the specified directory. * @authorWRPC **/ Public classWatchservicedemo { Public Static voidMain (string[] args)

We all know that Windows performance monitoring generally relies on performance counters, The number of lync real-time online users is the number of real-time connections of the SQL database. Use Windows performance monitor to monitor the real-time online users of lync. 650) This. width = 650; "Title =" image "style =" border-top: 0px; border-Right: 0px; Backgro

You can use the inotify mechanism provided by Linux 2.6 kenel to monitor file system changes, such as adding, deleting, and modifying files. The following is an example program that can be used to monitor a directory. If you create, delete, or modify a file under this directory, a prompt will be displayed to print the information to the screen. # Include # Includ

Use jvisualvm to connect to a remote JVM to monitor system running performance parameters. Role: JVM and monitoring applications run on different servers, reducing the burden on applications, especially when heapdupm is used, applications are often overloaded. 1. Configure JVM startup parameters for Tomcat on 10.87.40.141. Add the following parameters to Tomcat Catalina. BAT: SEt java_opts =-DCOM. sun. m

When the system administrator is not in the data center, how can he continue to monitor and manage the Linux server and understand the running status of the Linux server. There are many ways to achieve remote management and monitoring of Linux servers. Here we mainly introduce the use of SrvReport, a Linux-specific remote monitoring software, to remotely monitor

Monitor weblogic server, Very simple to use, weblogic monitoring, inspection, fault simple tool, monitorweblogic1. I developed a simple small program to monitor weblogic running conditions. You can download it and try it. You don't have to log on to the console to know the running status of the server, including jvm, thread, jdbc, status jms, etc. For a simpler o

Use WMI and performance counters to monitor remote server permission settingsZookeeper Application Scenario: on a web server, WMI is used in. NET encoding to query some hardware configuration information of the remote server, and performance counters are used to query the running resource usage of the remote machine. We have not found any related information on the Internet. We share this record with you. A

Use the mod_status module to monitor the apache service, mod_statusapacheApache service can be monitored using the mod_status module, which is represented as LoadModule status_module modules/mod_status.so in the apache configuration file httpd. conf. Comment out the previous # to load the module. Jump to the end of the configuration file by G and add ExtendedStatus On In this way, mod_status is loaded succ

Use NetHogs to monitor the network usage of each process in Linux (I) download Nethogs-0.8.0.tar.gz Before installation, you may need to install yum install ncurses * (Ii) Role Different from other statistics and monitoring of network card Traffic, NetHogs is a bit special and can monitor the network bandwidth usage of each process (Iii) UseThis program req

service provider partner, this improves the efficiency of employees. Http://www.vmware.com/cn/products/desktop-virtualization.html. Introduction 650) This. width = 650; "src =" http://s3.51cto.com/wyfs02/M00/12/71/wKioL1MHBGGSuMJeAACu_x9xgv4957.jpg "Title =" Jumbo-VMware1.jpg "alt =" wkiol1mhbggsumjeaacu_x9xgv4957.jpg "style =" padding: 0px; margin: 0px; Vertical-align: Top; Border: none; "/> Xue jiangbo (Sina Weibo: Jumbo Xue) VMware end user computing solution development manager with 11 ye

Tags: file descriptor exists command Simple shell script Moni information character implementation standard#!/bin/shPs-fe|grep processstring |grep-v grepIf [$?-ne 0]Thenecho "START process ..."Elseecho "Runing ..."Fi#####Processstring represents a process feature string that can be queried for a unique process's characteristic string0 indicates the existence of the$? -ne 0 does not exist, $? -eq 0 Exists-------------------------------------------------------------Timed execution:Crontab-e0 04,12

Today, I'm releasing an IE monitor that I wrote, write really tired, this is going to make a Web site, due to the time problem did not do, only wrote a query program, there is free to write a Web site query method, use up also convenient, there is ie OK:) below the point. The composition of the program: a total of four files, and two batches, plus a MySQL database.LibmySQL.dll and MYIE.dll are the completi

, Ctrl+alt+a) //The above code shows 2, other circumstances and so on, nothing more than to add a few conditions and then up 3. Done, start testing. Four. Use the global keyboard to monitor the issues you need to pay attention to (please be sure to see your readers) 1. The use of global keyboard monitoring in the application, will be discovered by 360, t