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MWL#116: After-review fixes.

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Also implement the InnoDB changes for group commit into innodb_plugin.
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2011-04-07 13:55:18 +02:00
parent e3affa2a9a
commit 7f650d4be5
23 changed files with 171 additions and 142 deletions
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89
mysql-test/suite/innodb_plugin/t/group_commit_binlog_pos.test Normal file
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--source include/have_debug_sync.inc
--source include/have_innodb_plugin.inc
--source include/have_log_bin.inc
--source include/have_binlog_format_mixed_or_statement.inc
# Need DBUG to crash the server intentionally
--source include/have_debug.inc
# Don't test this under valgrind, memory leaks will occur as we crash
--source include/not_valgrind.inc
# The test case currently uses grep and tail, which may be unavailable on
# some windows systems. But see MWL#191 for how to remove the need for grep.
--source include/not_windows.inc
# XtraDB stores the binlog position corresponding to the last commit, and
# prints it during crash recovery.
# Test that we get the correct position when we group commit several
# transactions together.
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
INSERT INTO t1 VALUES (0);
connect(con1,localhost,root,,);
connect(con2,localhost,root,,);
connect(con3,localhost,root,,);
# Queue up three commits for group commit.
connection con1;
SET DEBUG_SYNC= "commit_after_get_LOCK_log SIGNAL con1_waiting WAIT_FOR con3_queued";
SET DEBUG_SYNC= "commit_loop_entry_commit_ordered SIGNAL con1_loop WAIT_FOR con1_loop_cont EXECUTE 3";
send INSERT INTO t1 VALUES (1);
connection con2;
SET DEBUG_SYNC= "now WAIT_FOR con1_waiting";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL con2_queued";
send INSERT INTO t1 VALUES (2);
connection con3;
SET DEBUG_SYNC= "now WAIT_FOR con2_queued";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL con3_queued";
send INSERT INTO t1 VALUES (3);
connection default;
SET DEBUG_SYNC= "now WAIT_FOR con1_loop";
# At this point, no transactions are committed.
SET DEBUG_SYNC= "now SIGNAL con1_loop_cont";
SET DEBUG_SYNC= "now WAIT_FOR con1_loop";
# At this point, 1 transaction is committed.
SET DEBUG_SYNC= "now SIGNAL con1_loop_cont";
SET DEBUG_SYNC= "now WAIT_FOR con1_loop";
# At this point, 2 transactions are committed.
SELECT * FROM t1 ORDER BY a;
connection con2;
reap;
# Now crash the server with 1+2 in-memory committed, 3 only prepared.
connection default;
system echo wait-group_commit_binlog_pos.test >> $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
SET SESSION debug="+d,crash_dispatch_command_before";
--error 2006,2013
SELECT 1;
connection con1;
--error 2006,2013
reap;
connection con3;
--error 2006,2013
reap;
system echo restart-group_commit_binlog_pos.test >> $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
connection default;
--enable_reconnect
--source include/wait_until_connected_again.inc
# Crash recovery should recover all three transactions.
SELECT * FROM t1 ORDER BY a;
# Check that the binlog position reported by InnoDB is the correct one
# for the end of the second transaction (as can be checked with
# mysqlbinlog).
let $MYSQLD_DATADIR= `SELECT @@datadir`;
--exec grep 'InnoDB: Last MySQL binlog file position' $MYSQLD_DATADIR/../../log/mysqld.1.err | tail -1
SET DEBUG_SYNC= 'RESET';
DROP TABLE t1;