Highly recommend upgrading Kitex version to v0.11.3 or higher, because there’s some bugfix on v0.11.0. Introduction to Key Changes New Feature Mixed Retry : Supports enabling both “Failure Retry” and “Backup Request” strategies simultaneously, which can reduce tail requests while increasing the success rate of retries, for more detail: Retry Custom Payload Validation : To avoid inconsistencies in data transmission caused by hardware failures or data tampering, Kitex provides validation functionality for payload messages and supports custom extensions. For usage: Payload Validator .