0
votes
1answer
38 views

Install Apache Derby on CentOS 6.4

I'm not a Java developer, my knowledge is very limited to this topic. I want to deploy a .war webservice on my Tomcat server, which fails most likely because of its Derby dependency (just a guess from ...
0
votes
1answer
80 views

Monitor Tomcat-JDBC connections

The company that I work for sells a java web application that runs in Tomcat. The primary problems we have are that the tomcat containers become unresponsive and need to be restarted and that the ...
0
votes
1answer
120 views

Tomcat - JDBC Data Access Exception

My company has a web application that allows users as part of their business process to upload large documents (10+ MBs) into the application. For fast connections it works great with the document ...
-2
votes
1answer
624 views

Alfresco couldn't start. Why?

I have alfresco on my VM. When I try to start alfresco I got an error "postgresql could not be started" such as following : /opt/alfresco/postgresql/scripts/ctl.sh : postgresql could not be started ...
1
vote
1answer
865 views

How to use JDBC Connection Pooling without JNDI DataSource? (in Apache Tomcat)

I have an Apache Tomcat 7 server. I have a quite complex Java Servlet application running on it which needs some MySQL queries per POST. Thus I need a MySQL Database connection to do the query. ...
0
votes
1answer
506 views

Tomcat - how to store sessions in DB immediately?

I'm experimenting with tomcat JDBCStore-based session persistence and wonder whether there is a way to make tomcat store sessions in DB as soon as possible? I've tried to play with minIdleSwap and ...
1
vote
1answer
281 views

web application can't connect to database

I have a web application which accesses MySQL using Hibernate as a JPA provider. Though all is well on my development rig, once I deploy the WAR to my server I get the following error: ...
0
votes
1answer
1k views

Enabling JMX for proxool with tomcat

I am trying to get proxool's MBeans available so that I can see/manipulate them with jconsole. I have jconsole working, but I don't see anything related to proxool. The system is using Sun Java ...
1
vote
3answers
3k views

Configuring jdbc-pool (tomcat 7)

i'm having some problems with tomcat 7 for configuring jdbc-pool : i`ve tried to follow this example: http://www.tomcatexpert.com/blog/2010/04/01/configuring-jdbc-pool-high-concurrency so i have: ...
0
votes
1answer
239 views

Does MySQL/JBOSS/Tomcat/JDBC have a 20 process limit?

Reason for asking this is that, I have been firing around 200 concurrent connections via SOAP to a web service, and in MySQL, I have never seen more than 20 connections being processed at a time. My ...
0
votes
3answers
932 views

Tomcat's connection pool opens only 20 connections to mysql

I have a java application with following line in context.xml <Resource driverClassName="com.mysql.jdbc.Driver" maxActive="100" maxIdle="30" initialSize="10" maxWait="7000" ...
12
votes
9answers
75k views

Unable to connect to mysql through JDBC connector through Tomcat or externally

I've installed a stock mysql 5.5 installation, and while I can connect to the mysql service via the mysql command, and the service seems to be running, I cannot connect to it through spring+tomcat or ...