Understanding of the Web project execution process, including 1 HTTP URL 2 html, servlet, JSP 3 Tomcat and so on. The entire execution of the Web project, starting with an HTTP request such as Http://localhost:8080/test/login.action:
1 There are three main forms of HTTP URLs:
1.1http://localhost:8080/test/index.html, or static page
1.2http://localhost:8080/test/i
Tomcat found in boot MyEclipse has an error indicating that port 8080 is occupiedThe first step: window+r the Command window with the key combination.Step two: Output command: netstat-ano|findstr 8080, enter, note the last number is PID, here is 4Step three: Open Task Manager, Ctrl+shift+esc, to see that the PID of 4 corresponds to a process is a system, but it does not occupy
Start Tomcat Server error:
Several ports (8005, 8080, 8009) required by Tomcat v5.5 Server at localhost are. The server may already is running in another process, or a system process may is using the port. To start this server you'll need to stop the other process or change the port number (s).
Cause: Port 8005, 8080, 8009 are occupied. It is possible that eclipse was turned off with Tomcat turned on, or th
Start Tomcat Server error:
Several ports (8005, 8080, 8009) required by Tomcat v5.5 Server at localhost are. The server may already is running in another process, or a system process may is using the port. To start this server you'll need to stop the other process or change the port number (s).
Cause: Port 8005, 8080, 8009 are occupied. It is possible that eclipse was turned off with Tomcat turned on, or th
Cause: 8080 ports are occupiedThis means that port 80 (the port is Tomcat's listening port) has been occupied by other programs, first use the command prompt "Netstat-ano" command to display the port status, then find the port in the results, and then according to its PID in the input "tasklist" command display to find its corresponding program, it is known To identify the source of the procedure and to take appropriate measures.The method can be used
See here: http://blog.csdn.net/j2eevic/article/details/7301027
I was modified 8080 for 8089 port
Due to the 8080 port number being occupied by other projects, the modification of the next ofbiz default port number (8080,8443) is analyzed today. Find that only two files need to be modified, or relatively simple.
1.8080 and 8443 ports in the following sections in Ofbiz_home\framework\base\config\ofbiz-conta
1, Modify the /ect/sysctl.conf Net.ipv4.ip_forward = 12, This function to open the firewall, before you open the firewall to confirm that you can still access the Linux machine, and then enter:#iptables-T nat-a prerouting-p TCP--dport 80-j REDIRECT--to-ports 8080#iptables-T nat-a output-p TCP--dport 80-j REDIRECT--to-ports 8080#service iptables Save#service iptables Restart3, after the configuration can be
In the NGINX+TOMCAT load balancer encountered this permission problem, in the Error.log log, we can see the following:Connect () to 127.0.0.1:8080 failed (13:permission denied) while connecting to upstream,After a few checks and Google, it should be the result of SELinux. You can choose between two ways:Getenforce View selinux StatusSetenforce 0 (SELinux is set to permissive,1 to enforecing)1. To close SELinux, you can view the following articles:View
Symptom:
Tomcat can start normally in eclipse, and access to http://localhost:8080/in the browser is not accessible and is reported as 404 errors. Other project pages are not accessible at the same time.
Close Tomcat inside Eclipse and double-click Startup.bat under the Tomcat installation directory to manually start the Tomcat server. Access to htt://localhost:8080/can normally access the Tomcat administra
Several ports (8005, 8080, 8009) required by Tomcat v6.0 Server at localhost are alreadyUse. The server may already is running in another process, or a system process may is usingThe port. To start this server you'll need to stop the other process or change the portNumber (s).1, test tomcat work is normalRun the Tomcat installation directory under Startup.bat, if the Tomcat output console has an error or is running out of error caused its window toDyn
Question: Start the Tomcat times error, and keep on going
Exception in Thread "Http-bio-8080-exec-2" Java.lang.OutOfMemoryError:PermGen
Exception in Thread "http-bio-8080-exec-3" Java.lang.OutOfMemoryError:PermGen
Exception in Thread "http-bio-8080-exec-4" Java.lang.OutOfMemoryError:PermGen
Exception in Thread "Timer-0"
The following illustration error occurred while starting Tomcat in eclipse:
WORKAROUND: 1 Locate the process that occupies 8080 ports and end the process. Specific reference: http://blog.csdn.net/enniexiaorui/article/details/70161040
2. Modify Tomcat's port number:
Locate the Conf folder under the TOMCT installation path, such as the following:
D:\Program files\apache-tomcat-8.5.11-windows-x64\apache-tomcat-8.5.11\conf
Modify the configuration fil
My resolution of this situation is shown in bold below.
Http://stackoverflow.com/questions/5064733/several-ports-8005-8080-8009-required-by-tomcat-server-at-localhost-are-alre
I ' m getting the following error when I try to run a simple JSP program on Tomcat in Eclipse.
Several ports (8005, 8080, 8009) required by Tomcat v6.0 Server at localhost are.
The server may already is running in another process, o
http://blog.csdn.net/baidu_24256693/article/details/44863935Because both Tomcat and Oracle are installed on the computer, 8080 of the ports are conflicting.There are many articles on the web that introduce the modification of the Tomcat port, probably the 8080 port in the server.xml.Change to an idle port. Follow the online steps to find a visit to the JSP page in MyclipseThe previously modified server.xml
When tomcat is started, the system prompts that port 8080 is in use. After searching, it finds that the Oracle, tomcat, jboss, and other servers occupying port 8080 are installed on one machine, port 8080 is occupied.I. first check the usage of port 8080[Root @ olivenan root] # lsof-I:
default IIS server uses port 80, I make Apache use port 8080, which tells WindowsServer2012 how to open port 8080
Modify the 37 line ServerRoot "C:/apache24" => serverroot "C:/apache24" (Here is where you unzipped the Apache installation package)
Modify 58 line Listen => Listen 8080
Modify 217 lines #ServerName www.example.com:80 => ServerName www.example.com:
Executing npm run Dev is actually at the call of the root directory of the Package.jsonWhen you open Package.json, you can find a piece of code"Scripts": { "dev": "Node Build/dev-server.js", "Build": "Node Build/build.js", "lint": "Eslint--ext. js, . Vue src " } We should look at the Dev-server.js file under the build directory.You can find it in the Dev-server.js file.The port here is what we're looking for, and in the beginning of dev-server.js we can findvar path = requir
Recently in the websocket of a timely message communication, and then go online to download the example of others.
Environment: 1.7jdk+,tomcat7+
The main imported two packages for Tomcat: Catalina.jar, Tomcat-coyote.jar
And then put the demo into the project to go, pop-up box is unable to connect, the beginning did not notice, finally thought, is websocket sent the request not to the background. The path of others is ws://localhost:8080/websocket/m
I downloaded a Tomcat 7.0.56 version, after configuring the environment variables, directly run the bin directory Startup.bat, in the browser input http://localhost:8080,tomcat can start normally, you can see the kitten.
After that you want to integrate Tomcat into eclipse, that is, add the downloaded Tomcat to Window>preferences>server>runtime environment, run the display startup success without loading any projects , but access to http://localhost
MYECLIPSE2015 cannot start Tomcat, prompt:Several ports (8005, 8080, 8009) required by Tomcat v7.0 Server at localhost are.The server may already is running in another process, or a system process may is using the port. To start this server you'll need to stop the other process or change the port number (s).
Today we're going to talk about the problems encountered by MyEclipse using the locally installed Tomcat development process
The above problem
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.