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40bbf697aa
Make the commit checkpoint inside InnoDB be asynchroneous. Implement a background thread in binlog to do the writing and flushing of binlog checkpoint events to disk.
121 lines
4.0 KiB
Plaintext
121 lines
4.0 KiB
Plaintext
--source include/have_innodb.inc
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--source include/have_debug.inc
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--source include/have_debug_sync.inc
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--source include/have_binlog_format_row.inc
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SET @old_max_binlog_size= @@global.max_binlog_size;
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SET GLOBAL max_binlog_size= 4096;
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SET @old_innodb_flush_log_at_trx_commit= @@global.innodb_flush_log_at_trx_commit;
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SET GLOBAL innodb_flush_log_at_trx_commit= 1;
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RESET MASTER;
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CREATE TABLE t1 (a INT PRIMARY KEY, b MEDIUMTEXT) ENGINE=Innodb;
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CREATE TABLE t2 (a INT PRIMARY KEY, b MEDIUMTEXT) ENGINE=Myisam;
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--echo *** Test that RESET MASTER waits for pending commit checkpoints to complete.
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# con1 will hang before doing commit checkpoint, blocking RESET MASTER.
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connect(con1,localhost,root,,);
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SET DEBUG_SYNC= "commit_after_group_release_commit_ordered SIGNAL con1_ready WAIT_FOR con1_go";
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send INSERT INTO t1 VALUES (1, REPEAT("x", 4100));
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connection default;
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SET DEBUG_SYNC= "now WAIT_FOR con1_ready";
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# Let's add a few binlog rotations just for good measure.
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INSERT INTO t2 VALUES (1, REPEAT("x", 4100));
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INSERT INTO t2 VALUES (2, REPEAT("x", 4100));
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--source include/show_binary_logs.inc
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--let $binlog_file= master-bin.000004
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--let $binlog_start= 4
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--source include/show_binlog_events.inc
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SET DEBUG_SYNC= "execute_command_after_close_tables SIGNAL reset_master_done";
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send RESET MASTER;
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connect(con2,localhost,root,,);
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--echo This will timeout, as RESET MASTER is blocked
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SET DEBUG_SYNC= "now WAIT_FOR reset_master_done TIMEOUT 1";
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# Wake up transaction to allow RESET MASTER to complete.
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SET DEBUG_SYNC= "now SIGNAL con1_go";
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connection con1;
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reap;
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connection default;
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reap;
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--source include/show_binary_logs.inc
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--let $binlog_file= master-bin.000001
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--let $binlog_start= 4
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--source include/show_binlog_events.inc
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--echo *** Test that binlog N is active, and commit checkpoint for (N-1) is
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--echo *** done while there is still a pending commit checkpoint for (N-2).
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connection con1;
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SET DEBUG_SYNC= "commit_after_group_release_commit_ordered SIGNAL con1_ready WAIT_FOR con1_continue";
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send INSERT INTO t1 VALUES (20, REPEAT("x", 4100));
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connection default;
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SET DEBUG_SYNC= "now WAIT_FOR con1_ready";
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connection con2;
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SET DEBUG_SYNC= "commit_after_group_release_commit_ordered SIGNAL con2_ready WAIT_FOR con2_continue";
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send INSERT INTO t1 VALUES (21, REPEAT("x", 4100));
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connection default;
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SET DEBUG_SYNC= "now WAIT_FOR con2_ready";
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--source include/show_binary_logs.inc
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--let $binlog_file= master-bin.000001
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--source include/show_binlog_events.inc
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--let $binlog_file= master-bin.000002
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--source include/show_binlog_events.inc
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--let $binlog_file= master-bin.000003
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--source include/show_binlog_events.inc
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# We need to sync the test case with the background processing of the
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# commit checkpoint, otherwise we get nondeterministic results.
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SET DEBUG_SYNC= "RESET";
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SET @old_dbug= @@global.DEBUG_DBUG;
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SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed";
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SET DEBUG_SYNC= "now SIGNAL con2_continue";
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connection con2;
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reap;
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connection default;
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--echo con1 is still pending, no new binlog checkpoint should have been logged.
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# Make sure commit checkpoint is processed before we check that no checkpoint
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# event has been binlogged.
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SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
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SET GLOBAL debug_dbug= @old_dbug;
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SET DEBUG_SYNC= "RESET";
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--let $binlog_file= master-bin.000003
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--source include/show_binlog_events.inc
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SET DEBUG_SYNC= "now SIGNAL con1_continue";
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connection con1;
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reap;
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connection default;
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--echo No commit checkpoints are pending, a new binlog checkpoint should have been logged.
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--let $binlog_file= master-bin.000003
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# Wait for the master-bin.000003 binlog checkpoint to appear.
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--let $wait_for_all= 0
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--let $show_statement= SHOW BINLOG EVENTS IN "$binlog_file"
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--let $field= Info
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--let $condition= = "master-bin.000003"
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--source include/wait_show_condition.inc
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--source include/show_binlog_events.inc
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# Cleanup
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connection default;
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DROP TABLE t1, t2;
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SET GLOBAL max_binlog_size= @old_max_binlog_size;
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SET GLOBAL innodb_flush_log_at_trx_commit= @old_innodb_flush_log_at_trx_commit;
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