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MDEV-532: Async InnoDB commit checkpoint.

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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.
This commit is contained in:
unknown
2012-12-14 15:38:07 +01:00
parent e97d6232f3
commit 40bbf697aa
23 changed files with 639 additions and 44 deletions
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12
mysql-test/suite/binlog/t/binlog_checkpoint.test
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@@ -71,6 +71,12 @@ SET DEBUG_SYNC= "now WAIT_FOR con2_ready";
--let $binlog_file= master-bin.000003
--source include/show_binlog_events.inc
# We need to sync the test case with the background processing of the
# commit checkpoint, otherwise we get nondeterministic results.
SET DEBUG_SYNC= "RESET";
SET @old_dbug= @@global.DEBUG_DBUG;
SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed";
SET DEBUG_SYNC= "now SIGNAL con2_continue";
connection con2;
@@ -78,6 +84,12 @@ reap;
connection default;
--echo con1 is still pending, no new binlog checkpoint should have been logged.
# Make sure commit checkpoint is processed before we check that no checkpoint
# event has been binlogged.
SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
SET GLOBAL debug_dbug= @old_dbug;
SET DEBUG_SYNC= "RESET";
--let $binlog_file= master-bin.000003
--source include/show_binlog_events.inc