During November 2024, Xiaochu Chen focused on stabilizing binary log processing in the MariaDB/server repository, addressing a regression that affected multi-file handling when the --stop-datetime option was used. Xiaochu implemented last-processed-event timestamp tracking in C++ to ensure accurate progress across multiple log files and introduced a warning mechanism if the stop-datetime condition was not met after processing all eligible files. This work leveraged skills in binary log processing, database administration, and regression testing, resulting in improved reliability and correctness for time-based binlog stopping, which is essential for maintaining data integrity and operational predictability in MariaDB deployments.