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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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6
mysql-test/suite/binlog/r/binlog_checkpoint.result
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@@ -70,8 +70,14 @@ show binlog events in 'master-bin.000003' from <binlog_start>;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000003 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
master-bin.000003 # Binlog_checkpoint # # master-bin.000001
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";
con1 is still pending, no new binlog checkpoint should have been logged.
SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed";
SET GLOBAL debug_dbug= @old_dbug;
SET DEBUG_SYNC= "RESET";
show binlog events in 'master-bin.000003' from <binlog_start>;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000003 # Format_desc # # SERVER_VERSION, BINLOG_VERSION