application-server Questions

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Is there any effective opensource alternative available for New Relic for the Java platform (particularly for monitoring J2EE application servers like JBoss)?
Ardeb asked 22/11, 2013 at 7:2

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I would like to start using JEE6 in the next project that I have to work on at my job, but there is also a limitation (sort of): Tomcat 5.5 My question is, what improvements would bring Glass...
Schoolbook asked 9/5, 2014 at 11:22

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ClassLoader leaks usually result in java.lang.OutOfMemoryError: PermGen. In the instance of working on application servers you may see this as a result of many redeploys of a common application. Th...
Swank asked 19/1, 2011 at 23:40

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I'm new to GlassFish, and to application servers in general. I have an Amazon EC2 instance running Ubuntu and have installed GlassFish 4. It starts up without problems, but after a while the GlassF...
Balliol asked 29/9, 2013 at 15:46

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A quick question that come up to my mind and I thought to post it here to clarify my inner concerns. What is the relationship between APP server (i.e. JBoss, WebLogic etc) and JVM? Where is APP ...
Puerility asked 10/10, 2013 at 10:6

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Is IIS a web server or an application server? Or is it both? What is the difference between (or similarity between) Web and Application servers in .Net? Thanks! Update: On further investigation...
Oilcan asked 28/8, 2013 at 20:31

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Short version: What criteria should I use to evaluate possible candidates for a Perl "app server" (mod_perl replacement)? We are looking for some sort of framework which will allow executing vari...
Annmarieannnora asked 7/6, 2013 at 13:30

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In my web application there is a form which can contain a huge amount of data (this depends on the result of a previous query). When the form reaches a certain size, the servlet cannot cope and an ...
Bolter asked 16/5, 2013 at 10:4

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I'm throwing a dependency jar into my exploded EAR on WebSphere app server. I need to stop/start the EAR to get WS to execute the new code. Is there a way to do this from command line?
Sanguineous asked 22/5, 2013 at 10:41

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With so many choices for the application server (Passenger, Thin, Unicorn, Mongrel, Puma and Rainbows!), I'm wondering what would be appropriate for the following scenario: Rails is used purely fo...
Haricot asked 14/2, 2013 at 12:55

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Okay. This is again a question of industry practice. Tomcat = Web Container JBoss, WebLogic, etc = Application Servers that have Web Container within (for JBoss, its forked Tomcat) Spring does ...
Forlini asked 7/3, 2013 at 17:6

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I am using JBoss 7 (dependency loading was changed in this version). My war-application uploads to server jars and need to use classes inside of them, but it gets ClassNotFoundException. So I can'...
Anacoluthon asked 3/1, 2012 at 16:19

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As a layman, how do I understand the difference between web server and application server ? If you could give an example using a Java based web app in very "simple" terms that would be really...

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I know that questions of that kind are usually not desirable, but I still think I can rely on your help. I would like to have an indication of a decent tutorial/documentation of Jboss which cites i...
Lilla asked 25/7, 2012 at 7:43

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Suppose I have two or more different server applications developed in Clojure using ZeroMQ and BSON as protocols. How can I deploy them using a single JVM instance while also sharing common depende...
Kithara asked 31/10, 2012 at 11:32

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I'm having trouble undrstanding the difference about both platforms? Both seem to offer an environment for deploying and managing applications. First I thought app servers use OSGi under the hood, ...
Ahrens asked 25/9, 2012 at 12:11

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I am new to Nginx and I need your help, According to many forums I understood that all our static pages are stored in Nginx. When there is request comes I have to pass that request to tomcat for ...
Heir asked 10/7, 2012 at 9:39

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DISCLAIMER: I'm relatively new to Linux. I debated putting this on SuperUser or ServerFault because the answer does require an explanation of Linux as a system (and not a specific programming probl...
Pain asked 19/5, 2012 at 15:32

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When creating JNDI JDBC connection pools in an application server, I always specified the type as javax.sql.ConnectionPoolDataSource. I never really gave it too much thought as it always seemed nat...

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I have a Java EE web application using features from the Java EE 6 web profile + the EJB Timer service and JavaMail. I'm currently using GlassFish 3.1.2 full profile during development, but I want ...
Dialectologist asked 7/3, 2012 at 17:9

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I am newbie to EJB's. From all the reading and searching I have done till now, I understood the following: EJB are the beans in which an applications business logic is written and maintained. All...
Fluctuation asked 29/2, 2012 at 7:19

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We use Tomcat to host our WAR based applications. We are servlet container compliant J2EE applications with the exception of org.apache.catalina.authenticator.SingleSignOn. We are being asked to m...
Decapod asked 6/11, 2008 at 15:45

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I have a war and an ejb deployed on my Glassfish V3. I need to deploy another copies of these for testing purpose, how I do I go about this? I am sorry, if this question looks too general, but am ...
Holograph asked 20/10, 2011 at 15:52

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I've worked on the .Net platform for last two years and now I'm moving on to .NET Web development. I am confused about the Application server. What is it ? What are Roles? How is it differen...
Meekins asked 14/10, 2011 at 8:12

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If I were to deploy an application on Tomcat vs. Websphere, what are things that I need to consider? Do I have to develop my Java code differently if developing in one app server vs another? Edit...
Rabbitry asked 22/9, 2011 at 19:27

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