Documentation: Monitoring / Performance / Troubleshooting

Automatic Fusion and Threading

IBM Streams 4.2 introduces two new features designed to make it easier to attain high performance: automatic submission time fusion and the automatic threading model....

READ: Developer Playground for Real-time Visual Analytics

Learn how to use the READ toolkit to rapidly create real-time visualizations of data produced by Streams applications.

Performance of Guaranteed Processing

In Streams v4.0, we have introduced a new feature called Consistent Region in the product. This feature enables applications to guarantee processing of all...

Parallelized File Processing with the Parse Operator

Reading from an external source—such as the network or filesystem—is often a performance bottleneck. When source operators are the performance bottleneck for a streaming application,...

Streams Console: detecting operator memory leaks

The Streams console has new features that make it easier to detect memory leaks in your operators. In this example, I have introduced a memory...

Performance Best Practices

InfoSphere Streams Version 4 is a major new release with significant advances in high availability and ease of use. Leveraging these requires careful consideration of...

Visualize running application state using custom operator metrics

Learn how to create custom operator metrics and custom color schemes for Streams Studio.