1SET GLOBAL innodb_page_cleaner_disabled_debug = 1; 2SET GLOBAL innodb_dict_stats_disabled_debug = 1; 3SET GLOBAL innodb_master_thread_disabled_debug = 1; 4SET GLOBAL innodb_log_checkpoint_now = 1; 5CREATE DATABASE very_long_database_name; 6USE very_long_database_name; 7SET debug_dbug = '+d,increase_mtr_checkpoint_size'; 8SET debug_dbug = '+d,crash_after_checkpoint'; 9set global innodb_log_checkpoint_now = 1; 10ERROR HY000: Lost connection to MySQL server during query 11# Skip MLOG_FILE_NAME redo records during recovery 12DROP DATABASE very_long_database_name; 13SET GLOBAL innodb_page_cleaner_disabled_debug = 1; 14SET GLOBAL innodb_dict_stats_disabled_debug = 1; 15SET GLOBAL innodb_master_thread_disabled_debug = 1; 16SET GLOBAL innodb_log_checkpoint_now = 1; 17# Commit the multi-rec mini transaction if mtr size 18# exceeds LOG_CHECKPOINT_FREE_PER_THREAD size during checkpoint. 19CREATE DATABASE very_long_database_name; 20USE very_long_database_name; 21SET debug_dbug = '+d,crash_after_checkpoint'; 22set global innodb_log_checkpoint_now = 1; 23ERROR HY000: Lost connection to MySQL server during query 24# Skip MLOG_FILE_NAME redo records during recovery 25DROP DATABASE very_long_database_name; 26