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SEARCH KEYWORD -- Server monitor

  Which program is using USB device?

Sometimes when we want to plug out our USB device, but the operating system tells us we cannot plug it out since some other processes are using the USB device. How do we know which process is using our USB device. Here is a simple solution.First, go to Start->All programs->Accessories->System Tools->Resource Monitor. (as in Windows 7, for other Windows systems, you may similar program called Resource Monitor but may not in the same location as in Windows 7).Then, open Resource Monito...

   Windows.ISB device,Plugout problem,Solut     2011-07-22 09:20:13

  Server monitoring shell scripts

There are many open source server monitoring software such as cacti and nagios. Besides these, can we write our own shell scripts to monitor them? The shell scripts written by ourselves can fulfill our special requirements better and have a more detailed coverage. Below are some commonly used shell scripts used by Evangelist, an Oracle DBA. 1. Check network gateway traffic #!/bin/bash #network #Mike.Xu while : ; do time='date +%m"-"%d" "%k":"%M' day='date +%m"-"%d' rx_before='...

   Server monitor,CPU,memory,shell     2013-08-30 21:56:14

  Resolving SVN error "Error validating server certificate for..."

When using SVN to connect secure server, the server needs to send its certificate to the client for verification. In some cases, the certificate sent by the server is not a trusted certificate, the client may choose to trust the certificate if the server is target server for sure.  But users may get "Error validating server certificate for 'https://...'" the next time when they try to connect to the same secure server even if they specified "p" the first time when they are prompted to accep...

   SSL,SVN,SVN.SSL.SERVER     2016-06-27 07:36:49

  Supervisord, God and Monit, which one to choose?

With the popularity of Docker, more and more service have been moved into docker containers and they are easy to build up and maintain for each atomic service(though it's a bit complex to maintain multiple docker containers which contain different service to form a complete solution). Ideally, each docker container should only contain one service which has only one running process. However, in reality there would be cases multiple processes would run in one single docker container and there is a...

   DEVOPS,MONIT,SUPERVISORD,GOD,DOCKER     2017-11-25 12:28:11

  Run MySQL on Command Line in Windows

Sometimes if we want to run MySQL but we don't have phpMyAdmin installed. What should we do?On Windows we can run MySQL in following steps:Open Console Window->Type "mysqld -u root". This means we start the mysql server with username root. This program will handle all the communications between our console window and the actual data;After starting the server, we need to use a client to connect to the server and communicate with it. the mysql program is right for this. Next in the command cons...

   mysql,console,command line,windows,defau     2011-08-21 04:14:58

  A mini post on GoLang context

In a GoLang web server, every request coming in will be handled by a goroutine. In the request handler, the logic may also need to create new goroutine to handle other tasks like RPC call. When the request is processed and response is returned, these goroutines created need to be exited so that no goroutine leak should happen. package main import ( "fmt" "log" "net/http" ) func main() { http.HandleFunc("/echo", func(w http.ResponseWriter, r *http.Request) { fmt.Println(&r) w.Write(...

   CONTEXT,GOLANG     2019-12-14 06:21:02

  Apache Tomcat Installation and Configuration

When you want to install Apache Tomcat on Windows System. You may find that there are some tricky parts. Next I will elaborate the steps to install and configure Tomcat. If you want to install Tomcat as a service without GUI. You need to download the 32-bit Windows.zip from http://tomcat.apache.org/download-70.cgi. After downloading this zip file. You need to unzip this file to the directory which you want to put this software to. After unzipping, you can go to the bin directory and find t...

   Tomcat 7,Windows,Apache,Install,Configur     2011-04-10 14:17:21

  Steps to connect to MySQL on Windows Command Line

To connect to MySQL database on Windows through Command line, there are some steps to be followed.1. You need to start the MySQL service, you can go to Start->Control Panel->System and Securities->Administrative Tools->Component Service->Services(local), then on the right panel, you can find one service name called MySQL and you should start this service2. Go the the MySQL installation folder, which is something like this : C:\Program Files\MySQL\MySQL Server 5.1. In this folder, ...

   MySQL,Window,Command line,Connection,mysqld     2011-11-05 08:22:39

  How to monitor user behavior in webpage

Sometimes there is a need for website owners to monitor user behavior on the site so that they can know what pages are mostly visited and which parts are more popular so that they can provide better service to their users. These behavior usually contain user clicks, user mouse over events etc. These data can be sent back to server when triggered with some meta data. In this post, we will cover a few ways to monitor user behavior on a web portal and send data back to backend sever. 1. Synchronous...

   HTML,BEACON API,PING,USER BEHAVIOR     2019-06-29 06:06:59

  Evolution mail configuration with Hotmail on Ubuntu

Evolution mail now is the default Email client on Ubuntu. When we configure this mail client with Hotmail. The steps should be followed.   Step 1: Open Evolution mail through Applications->Internet->Evolution mail    Step 2: Goto Edit->Preferences   Step 3 : Click Add button or double click on the added mail account.   Step 4 : On the Identity tab, fill the Hotmail account you want to use.    Step 5 : On "Receiving email" Tab,      ...

   Ubuntu,Evolution mail,Hotmail,Configurat     2011-04-28 09:24:01

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