Migrating from IBM Streams to Teracloud Streams: A Decision Guide

Understand your options for migrating from IBM Streams to Teracloud Streams and find the best path forward for your organization.


Understanding Your Current IBM Streams 4.3 Environment

Streams 4.3 End of Service Impact

  • No further security patches or bug fixes
  • Minimal “sustained support” technical support is available for purchase from IBM.Please refer to the IBM website or contact IBM for more information on sustained support.
  • Increased operational risk for mission-critical applications
  • Compatibility issues with newer systems

Platform Obsolescence

  • No security updates or bug fixes for RHEL 7
  • Unpatched vulnerabilities in the underlying platform
  • Hardware compatibility issues
  • Potential compliance risks

Migration Options

Teracloud Streams 7.1 (Current Release)

  • Full technical support for production workloads
  • Regular security patches and updates
  • Existing Streams applications run without modification
  • Enhanced audit and compliance capabilities

Important: Uses RHEL 7 binaries running on RHEL 8, allowing immediate migration without application changes but requiring future updates.

Teracloud Streams 7.2 (Available 1H 2025)

  • Native RHEL 8 and 9 compatibility
  • Enhanced Python operator support
  • Comprehensive REST APIs for administration
  • Improved data access and security capabilities

Important: Applications may require updates for compatibility with RHEL 8/9 and testing before deployment.

Making the Decision

Choose 7.1 When:

  • Immediate migration from unsupported platforms is required
  • Application stability is paramount
  • Resources for application updates are limited
  • Gradual migration approach is preferred

Choose 7.2 When:

  • Timeline allows for 1H/2025 deployment
  • Resources available for application updates
  • Modern features are important for your use cases
    • Enhanced Python operator support
    • Comprehensive REST APIs
  • Single migration is preferred over a staged approach