# # Bug#11760927: 53375: RBR + NO PK => HIGH LOAD ON SLAVE (TABLE SCAN/CPU) => SLAVE FAILURE # --source include/have_binlog_format_row.inc --source include/have_debug.inc --source include/master-slave.inc # SETUP # - setup log_warnings and debug --connection slave --source include/stop_slave.inc SET @saved_dbug = @@GLOBAL.debug_dbug; --let $log_warnings_save= `SELECT @@GLOBAL.log_warnings` SET GLOBAL log_warnings = 2; let $log_error_= `SELECT @@GLOBAL.log_error`; if(!$log_error_) { # MySQL Server on windows is started with --console and thus # does not know the location of its .err log, use default location let $log_error_ = $MYSQLTEST_VARDIR/log/mysqld.2.err; } # Assign env variable LOG_ERROR let LOG_ERROR=$log_error_; # force printing the notes to the error log SET GLOBAL debug_dbug="d,inject_long_find_row_note"; --source include/start_slave.inc # test --connection master CREATE TABLE t1 (c1 INT); --sync_slave_with_master --connection master INSERT INTO t1 VALUES (1), (2); UPDATE t1 SET c1= 1000 WHERE c1=2; DELETE FROM t1; DROP TABLE t1; --sync_slave_with_master --echo # Check if any note related to long DELETE_ROWS and UPDATE_ROWS appears in the error log perl; use strict; my $log_error= $ENV{'LOG_ERROR'} or die "LOG_ERROR not set"; open(FILE, "$log_error") or die("Unable to open $log_error: $!\n"); my $upd_count = () = grep(/The slave is applying a ROW event on behalf of an UPDATE statement on table t1 and is currently taking a considerable amount/g,); seek(FILE, 0, 0) or die "Can't seek to beginning of file: $!"; my $del_count = () = grep(/The slave is applying a ROW event on behalf of a DELETE statement on table t1 and is currently taking a considerable amount/g,); print "Occurrences: update=$upd_count, delete=$del_count\n"; close(FILE); EOF # cleanup --source include/stop_slave.inc SET @@GLOBAL.debug_dbug = @saved_dbug; --eval SET GLOBAL log_warnings = $log_warnings_save --source include/start_slave.inc --source include/rpl_end.inc