1. Abstract

It is a bug fix version. We encourage everyone use 5.5.x to upgrade. For the details and all changes, please browse our issue and pr for 5.5.2.

2. Compatibility Note

There are no incompatible APIs. but if you use cors filter in rest, you need to set it

3. New Feature

• PR 559 - Support sofa registry

4. Enhancement

• PR 532 - Enhance hystrix global configurations (427)
• PR 567 - update common tools version 1.0.18
• PR 541 - Upgrade hessian version to 3.3.6.

5. Bug Fix

• PR 565 - fix tracer class not found exp
• PR 527 - fix reuse connection bug,maybe same

6. Deprecated

None.