This article is about the poll mode driver (PMD) automatic load balance feature in Open vSwitch with a Data Plane Development Kit data path (OVS-DPDK). The feature has existed for a while but we’ve recently added new user parameters in Open vSwitch 2.15. Now is a good time to take a look at this feature in OVS-DPDK.
Continue reading Automatic load balancing for PMD threads in Open vSwitch with DPDK
Data is a critical business application component, but ensuring consistent, reliable data access can be challenging. Adding distributed services and high availability to your application requirements makes data access even more complicated. You can now use Oracle’s Universal Connection Pool (UCP) together with Oracle Real Application Clusters (RAC) and Red Hat JBoss Enterprise Application Platform (JBoss EAP) 7.3. This article introduces connection pooling with Oracle Universal Connection Pool and demonstrates how to integrate UCP with an Oracle RAC database in a JBoss EAP 7.3 deployment.
Continue reading Use Oracle’s Universal Connection Pool with Red Hat JBoss Enterprise Application Platform 7.3 and Oracle RAC
This article introduces a way to build and manage clustered environments using subclusters in a domain-mode installation of Red Hat JBoss Enterprise Application Platform (JBoss EAP). I assume that readers are familiar with JBoss EAP and the Apache HTTP Server (HTTPD)
mod_cluster module. I introduce the load balancing group configuration for that module.
Continue reading Load balancing Red Hat JBoss Enterprise Application Platform subclusters with mod_cluster