Tuesday, 15 November 2016

Cool your hot entities in IBM ODM Decision Server Insights

This was authored by two of my IBM colleagues, Nigel Crowther and Jonathon Carr


In any high-volume event processing system, such as Decision Server Insights in IBM® Operational Decision Manager (ODM), an entity instance referenced by thousands of events is a "hot entity." Hot entities slow down processing, becoming the sole consumer of events within the system. This situation effectively reduces an entire multi-processing grid to wait for a single thread to complete.

This tutorial aims to help Decision Server Insights architects and developers build solutions without hot entities. Learn the causes of hot entities and tips to avoid them.

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