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_flush_sync=OFF; 14SET GLOBAL innodb_page_cleaner_disabled_debug = 1; 15SET GLOBAL innodb_dict_stats_disabled_debug = 1; 16SET GLOBAL innodb_master_thread_disabled_debug = 1; 17SET GLOBAL innodb_log_checkpoint_now = 1; 18# Commit the multi-rec mini transaction if mtr size 19# exceeds LOG_CHECKPOINT_FREE_PER_THREAD size during checkpoint. 20CREATE DATABASE very_long_database_name; 21USE very_long_database_name; 22SET debug_dbug = '+d,crash_after_checkpoint'; 23set global innodb_log_checkpoint_now = 1; 24ERROR HY000: Lost connection to MySQL server during query 25# Skip MLOG_FILE_NAME redo records during recovery 26DROP DATABASE very_long_database_name; 27