Category Archives: Hortonworks

Integrating Apache Nifi with IBM MQ

Integrating Apache Nifi with IBM MQ This would be a continuation of the IBM MQ and Hadoop integration article I first posted a few years ago. This explains how to integrate IBM MQ with Apache Nifi or Hortonworks HDF. IBM MQ is extremely important when attempting to integrate new technologies with legacy environments specifically mainframe environments… Read More »

Hadoop and Redhat System Tuning /etc/sysctl.conf

Hadoop and Redhat System Tuning /etc/sysctl.conf One of the most overlooked things after building out a Hadoop cluster is the operating system tuning. This post will cover how to tune settings in /etc/sysctl.conf also known as Linux Kernel Settings. /etc/sysctl.conf ## ALWAYS INCREASE KERNEL SEMAPHORES especially IF using IBM JDK with SharedClassCache also a separate… Read More »