JBossAS Archives - Page 2 of 36

How to check JVM arguments from the CLI in WildFly

18 January 2024 by F.Marchioni

There are several options to collect JVM arguments of WildFly application server from the Command Line. Firstly, if you want to check JVM arguments of a Java process, a simple way to do that is using the ‘jps‘ tool which is available in the ‘bin‘ folder of the JDK. Example: Also, you can use the … Read more

JBoss EAP vs WildFly: The definitive guide

13 February 202416 January 2024 by F.Marchioni

This article provides a comprehensive comparison of JBoss EAP vs WildFly. Within this article, we will cover the main differences between the two application servers, which are the different support policies and the mapping of one version versus the other. Let’s dive into the heart of WildFly vs JBoss EAP !

WildFly: How to store sessions in the Database

16 January 2024 by F.Marchioni

In this guide, we’ll explore the steps to persist sessions in a database using WildFly or JBoss EAP. This can be particularly useful in scenarios where you need to distribute sessions across multiple server instances or require persistent storage of session data.

How to use environment variables in WildFly configuration

10 February 202415 January 2024 by F.Marchioni

One of the key features of WildFly is its support for environment variables, which allow you to dynamically configure your application server based on the environment in which it is running. In this tutorial, we will go through the steps required to use environment variables in WildFly configuration files like standalone.xml or host.xml.

How to audit WildFly commands

14 February 202414 January 2024 by F.Marchioni

Keeping your WildFly system secure often requires tracing commands sent across the native management interface. In this article we will learn how to enable auditing of CLI commands with WildFly in just a minute.

Solving SQLException: This connection has been closed

12 February 202410 January 2024 by F.Marchioni

This article discusses the causes and the solution for the error “SQLException: This connection has been closed“. that can happen when using a Java Connection to the Database that is no longer active.

Configuring global Modules and Directories in WildFly

10 February 20242 January 2024 by F.Marchioni

WildFly lets you share a single module across all your Enterprise Applications. This means you can add your module to your application stack, with no deployment configuration. There are two ways to achieve it: Using global directories and using global modules. Let’s see both options. Configuring Global directories for your modules Since WildFly 19 and JBoss … Read more

How to configure an Elytron JAAS Security Realm

10 February 20241 January 2024 by F.Marchioni

This article is a walk though the configuration of an Elytron JAAS security Realm on WildFly application server. We will shortly review how JAAS configuration works and then we will deploy an example application which leverages the JAAS Security Configuration file.

Fixing Web Console 404 Error in WildFly

14 January 202422 December 2023 by F.Marchioni

This article will guide you in the resolution of the Error 404 (Page not found) when accessing WildFly Management Console. This is a generic error which can have different causes. In this article we will go step-by-step to find the cause and solve it.