18 Sep 2018

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Build and Deploy Containerized Java Batch Applications on OpenShift

Introduction When migrating Java batch applications to cloud platforms such as OpenShift, there are different approaches how to build and containerize traditional applications. Recall that JSR-352-based Java batch applications can be developed and run in either Java SE or Java EE (now Jakarta EE) environment. So if your existing Java batch applications are Java EE web or enterprise application...

18 Sep 2018 2:47am GMT

Hibernate Community Newsletter 18/2018

Welcome to the Hibernate community newsletter in which we share blog posts, forum, and StackOverflow questions that are especially relevant to our users. Articles Starting with JPA and Hibernate is fairly easy. However, getting the best out of the underlying database system, JDBC driver or JPA implementation is what many developers find challenging. These Hibernate performance tuning tips are goin...

18 Sep 2018 12:00am GMT

17 Sep 2018

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Configuring the MongoDB WiredTiger memory cache for RHMAP

This article describes how to configure MongoDB's WiredTiger memory cache in Red Hat Mobile Application Platform (RHMAP) to prevent high-usage memory issues and Nagios alerts. If the WiredTiger cache consumes all the memory available for a container, memory issues and Nagios alerts will occur. The WiredTiger storage engine is the default storage engine starting in MongoDB version 3.2. It uses Mult...

17 Sep 2018 11:00am GMT