During July 2025, Jibing Li focused on stabilizing the group commit path in the Jibing-Li/incubator-doris repository, addressing reliability issues in high-throughput commit scenarios. He delivered a targeted bug fix by refining error handling and enhancing fault injection testing, using C++ and Groovy to update test parameters and simulate real-world failure modes. His work improved error reporting during group commit operations, enabling faster diagnosis and remediation of issues. By aligning testing with production-like conditions, Jibing strengthened operational stability and reduced error ambiguity, contributing to smoother deployments. His efforts demonstrated depth in backend development and robust bug fixing practices.