Obsrv 2.0.0
Obsrv 2.0.0 major release notes.
Release Date: 2025-08-13
Release Type: Major
Focus: Platform-wide software upgrades, Kafka 4.0 migration support, and stability improvements.
1. Overview
Section titled “1. Overview”The Obsrv 2.0.0 release delivers major platform upgrades across core data processing and query components. This release ensures compatibility with Kafka 4.0 and introduces performance, stability, and maintainability improvements. It also includes critical bug fixes and enhanced data migration handling from Kafka 3.6 to 4.0.
2. Tools Upgrades
Section titled “2. Tools Upgrades”| Major Component | Previous Version | New Version |
|---|---|---|
| Apache Flink | 1.17.2 | 1.20 |
| Apache Druid | 28.0.1 | 32.0.1 |
| Apache Kafka | 3.6.x | 4.0.x |
| Lakehouse Service | 0.15.0 | 1.0.2 |
| Trino | 432 | 476 |
| Node.js | 23.4 | 24.3.0 |
| Connectors | 1.x | 2.0.0 |
| Valkey | 8.0.1 | 8.1.3 |
| Secor | 0.29.1 | 0.29.2-kafka-4.0 |
3. Major Changes
Section titled “3. Major Changes”3.1 Kafka 4.0 Migration Support
Section titled “3.1 Kafka 4.0 Migration Support”- Added full platform compatibility for Kafka 4.0.
- All dependent services updated (Flink, Secor, Druid, Connectors).
- Data migration handled via MirrorMaker 2 (MM2) for Kafka 3.6 → 4.0 cutovers.
3.2 Connectors 2.0
Section titled “3.2 Connectors 2.0”- Flink runtime upgraded to 1.20.
- Kafka client upgraded for 4.0 compatibility.
3.3 Software Modernization
Section titled “3.3 Software Modernization”- All major core components upgraded to the latest stable versions.
- Updated Docker base images and dependencies for security compliance.
3.4 Bug Fixes & Stability
Section titled “3.4 Bug Fixes & Stability”- Fixed checkpoint instability in Flink jobs under high throughput.
- Resolved occasional ingestion stalls in Secor when Kafka rebalance occurs.
- Improved Druid Kafka indexing task reliability.
4. Migration & Upgrade Notes
Section titled “4. Migration & Upgrade Notes”For upgrading Obsrv from version 1.x to 2.0, please refer to the migration documentation for detailed steps and guidelines.