1# ==== Purpose ==== 2# 3# Sync the slave SQL thread with the IO thread. 4# 5# ==== Usage ==== 6# 7# [--let $slave_timeout= NUMBER] 8# [--let $rpl_debug= 1] 9# --source include/sync_slave_sql_with_io.inc 10# 11# Parameters: 12# $slave_timeout 13# By default, the synchronization timeouts after 300 seconds. If 14# $slave_timeout is set, the synchronization timeouts after 15# $slave_timeout seconds. 16# 17# $rpl_debug 18# See include/rpl_init.inc 19 20 21--let $include_filename= sync_slave_sql_with_io.inc 22--source include/begin_include_file.inc 23 24 25let $_slave_timeout= $slave_timeout; 26if (!$_slave_timeout) 27{ 28 let $_slave_timeout= 300; 29 if ($VALGRIND_TEST) 30 { 31 let $_slave_timeout= 1500; 32 } 33} 34 35--let $_master_log_file= query_get_value(SHOW SLAVE STATUS, Master_Log_File, 1) 36--let $_master_log_pos= query_get_value(SHOW SLAVE STATUS, Read_Master_Log_Pos, 1) 37 38if ($rpl_debug) 39{ 40 --echo Master_Log_File='$_master_log_file' Read_Master_Log_Pos='$_master_log_pos' \$slave_timeout='$_slave_timeout' 41} 42 43--let $_sync_slave_sql_with_io_errno= `SELECT MASTER_POS_WAIT('$_master_log_file', $_master_log_pos, $_slave_timeout)` 44if (`SELECT IFNULL($_sync_slave_sql_with_io_errno, -1) < 0`) 45{ 46 --echo #### Failed to sync slave SQL thread with slave IO thread. #### 47 --echo MASTER_POS_WAIT('$_master_log_file', $_master_log_pos, $_slave_timeout) returned $_sync_slave_sql_with_io_errno 48 --source include/show_rpl_debug_info.inc 49 --die Failed to sync slave SQL thread with slave IO thread. 50} 51 52 53--let $include_filename= sync_slave_sql_with_io.inc 54--source include/end_include_file.inc 55