11 November 2025
Enhancements in FIXEdge Java 1.12.1: REST API Reliability, Session Scaling and FIXICC H2 Connectivity
B2BITS, EPAM Systems company, is pleased to share the release of version 1.12.1 of FIXEdge Java.
This release introduces several stability and scalability improvements across core components of FIXEdge Java (FEJ), with a focus on REST API reliability, session management, and integration with FIXICC H2. It also addresses packaging consistency for smoother deployment.
Fixes and Improvements:
- REST API Stability
- Resolved an issue where the REST API could encounter an Out of Memory exception after extended periods of operation.
- This fix enhances long-term reliability for REST-based integrations.
- Session Scalability
- Added support for managing 500+ sessions when using FIXICC H2 as the configuration service.
- Improves scalability for high-volume environments.
- Connection Reliability
- Improved stability of the connection between FIXICC H2 and FEJ, reducing intermittent disruptions.
- Ensures smoother configuration synchronization and operational continuity.
- FEJ Cluster Compatibility
- Fixed issues affecting FEJ cluster operations when integrated with FIXICC H2.
- Enhances compatibility and robustness in clustered deployments.
- Package Path Consistency
- Corrected discrepancies in folder paths within .deb and .rpm packages.
- Ensures consistent deployment behavior across Linux distributions.
The complete Release Notes are available in Knowledge Base.
For our existing customers, the new versions of FIXEdge Java are available for download in the B2BITS client space. For other interested parties, an evaluation of FIXEdge Java is available upon request. Please direct requests for evaluation to sales@btobits.com.