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Merge MWL#116 into mariadb-5.2-rpl.

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2010-12-25 15:42:33 +01:00
parent b3c72b9a02 a2d921be36
commit 34a48dd4a0
23 changed files with 1930 additions and 452 deletions
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63
mysql-test/r/group_commit.result Normal file
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CREATE TABLE t1 (a VARCHAR(10) PRIMARY KEY) ENGINE=innodb;
SELECT variable_value INTO @commits FROM information_schema.global_status
WHERE variable_name = 'binlog_commits';
SELECT variable_value INTO @group_commits FROM information_schema.global_status
WHERE variable_name = 'binlog_group_commits';
SET DEBUG_SYNC= "commit_before_get_LOCK_commit_ordered SIGNAL group1_running WAIT_FOR group2_queued";
INSERT INTO t1 VALUES ("con1");
set DEBUG_SYNC= "now WAIT_FOR group1_running";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL group2_con2";
SET DEBUG_SYNC= "commit_after_release_LOCK_log WAIT_FOR group3_committed";
SET DEBUG_SYNC= "commit_after_group_run_commit_ordered SIGNAL group2_visible WAIT_FOR group2_checked";
INSERT INTO t1 VALUES ("con2");
SET DEBUG_SYNC= "now WAIT_FOR group2_con2";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL group2_con3";
INSERT INTO t1 VALUES ("con3");
SET DEBUG_SYNC= "now WAIT_FOR group2_con3";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL group2_con4";
INSERT INTO t1 VALUES ("con4");
SET DEBUG_SYNC= "now WAIT_FOR group2_con4";
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
SELECT * FROM t1 ORDER BY a;
a
SET DEBUG_SYNC= "now SIGNAL group2_queued";
SELECT * FROM t1 ORDER BY a;
a
con1
SET DEBUG_SYNC= "commit_before_get_LOCK_commit_ordered SIGNAL group3_con5";
SET DEBUG_SYNC= "commit_after_get_LOCK_log SIGNAL con5_leader WAIT_FOR con6_queued";
INSERT INTO t1 VALUES ("con5");
SET DEBUG_SYNC= "now WAIT_FOR con5_leader";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL con6_queued";
INSERT INTO t1 VALUES ("con6");
SET DEBUG_SYNC= "now WAIT_FOR group3_con5";
SELECT * FROM t1 ORDER BY a;
a
con1
SET DEBUG_SYNC= "now SIGNAL group3_committed";
SET DEBUG_SYNC= "now WAIT_FOR group2_visible";
SELECT * FROM t1 ORDER BY a;
a
con1
con2
con3
con4
SET DEBUG_SYNC= "now SIGNAL group2_checked";
SELECT * FROM t1 ORDER BY a;
a
con1
con2
con3
con4
con5
con6
SELECT variable_value - @commits FROM information_schema.global_status
WHERE variable_name = 'binlog_commits';
variable_value - @commits
6
SELECT variable_value - @group_commits FROM information_schema.global_status
WHERE variable_name = 'binlog_group_commits';
variable_value - @group_commits
3
SET DEBUG_SYNC= 'RESET';
DROP TABLE t1;

35
mysql-test/r/group_commit_binlog_pos.result Normal file
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CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
INSERT INTO t1 VALUES (0);
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";
INSERT INTO t1 VALUES (1);
SET DEBUG_SYNC= "now WAIT_FOR con1_waiting";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL con2_queued";
INSERT INTO t1 VALUES (2);
SET DEBUG_SYNC= "now WAIT_FOR con2_queued";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL con3_queued";
INSERT INTO t1 VALUES (3);
SET DEBUG_SYNC= "now WAIT_FOR con1_loop";
SET DEBUG_SYNC= "now SIGNAL con1_loop_cont";
SET DEBUG_SYNC= "now WAIT_FOR con1_loop";
SET DEBUG_SYNC= "now SIGNAL con1_loop_cont";
SET DEBUG_SYNC= "now WAIT_FOR con1_loop";
SELECT * FROM t1 ORDER BY a;
a
0
1
2
SET SESSION debug="+d,crash_dispatch_command_before";
SELECT 1;
Got one of the listed errors
Got one of the listed errors
Got one of the listed errors
SELECT * FROM t1 ORDER BY a;
a
0
1
2
3
InnoDB: Last MySQL binlog file position 0 767, file name ./master-bin.000001
SET DEBUG_SYNC= 'RESET';
DROP TABLE t1;

120
mysql-test/r/group_commit_crash.result Normal file
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CREATE TABLE t1(a CHAR(255),
b CHAR(255),
c CHAR(255),
d CHAR(255),
id INT AUTO_INCREMENT,
PRIMARY KEY(id)) ENGINE=InnoDB;
create table t2 like t1;
create procedure setcrash(IN i INT)
begin
CASE i
WHEN 1 THEN SET SESSION debug="d,crash_commit_after_prepare";
WHEN 2 THEN SET SESSION debug="d,crash_commit_after_log";
WHEN 3 THEN SET SESSION debug="d,crash_commit_before_unlog";
WHEN 4 THEN SET SESSION debug="d,crash_commit_after";
WHEN 5 THEN SET SESSION debug="d,crash_commit_before";
ELSE BEGIN END;
END CASE;
end //
FLUSH TABLES;
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
RESET MASTER;
START TRANSACTION;
insert into t1 select * from t2;
call setcrash(5);
COMMIT;
Got one of the listed errors
SELECT * FROM t1 ORDER BY id;
a b c d id
SHOW BINLOG EVENTS LIMIT 2,1;
Log_name Pos Event_type Server_id End_log_pos Info
delete from t1;
RESET MASTER;
START TRANSACTION;
insert into t1 select * from t2;
call setcrash(4);
COMMIT;
Got one of the listed errors
SELECT * FROM t1 ORDER BY id;
a b c d id
a b c d 1
a b c d 2
a b c d 3
a b c d 4
a b c d 5
a b c d 6
a b c d 7
a b c d 8
a b c d 9
a b c d 10
SHOW BINLOG EVENTS LIMIT 2,1;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 174 Query 1 268 use `test`; insert into t1 select * from t2
delete from t1;
RESET MASTER;
START TRANSACTION;
insert into t1 select * from t2;
call setcrash(3);
COMMIT;
Got one of the listed errors
SELECT * FROM t1 ORDER BY id;
a b c d id
a b c d 1
a b c d 2
a b c d 3
a b c d 4
a b c d 5
a b c d 6
a b c d 7
a b c d 8
a b c d 9
a b c d 10
SHOW BINLOG EVENTS LIMIT 2,1;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 174 Query 1 268 use `test`; insert into t1 select * from t2
delete from t1;
RESET MASTER;
START TRANSACTION;
insert into t1 select * from t2;
call setcrash(2);
COMMIT;
Got one of the listed errors
SELECT * FROM t1 ORDER BY id;
a b c d id
a b c d 1
a b c d 2
a b c d 3
a b c d 4
a b c d 5
a b c d 6
a b c d 7
a b c d 8
a b c d 9
a b c d 10
SHOW BINLOG EVENTS LIMIT 2,1;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 174 Query 1 268 use `test`; insert into t1 select * from t2
delete from t1;
RESET MASTER;
START TRANSACTION;
insert into t1 select * from t2;
call setcrash(1);
COMMIT;
Got one of the listed errors
SELECT * FROM t1 ORDER BY id;
a b c d id
SHOW BINLOG EVENTS LIMIT 2,1;
Log_name Pos Event_type Server_id End_log_pos Info
delete from t1;
DROP TABLE t1;
DROP TABLE t2;
DROP PROCEDURE setcrash;

28
mysql-test/suite/binlog/r/binlog_ioerr.result Normal file
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CALL mtr.add_suppression("Error writing file 'master-bin'");
RESET MASTER;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
INSERT INTO t1 VALUES(0);
SET SESSION debug='+d,fail_binlog_write_1';
INSERT INTO t1 VALUES(1);
ERROR HY000: Error writing file 'master-bin' (errno: 28)
INSERT INTO t1 VALUES(2);
ERROR HY000: Error writing file 'master-bin' (errno: 28)
SET SESSION debug='';
INSERT INTO t1 VALUES(3);
SELECT * FROM t1;
a
0
3
SHOW BINLOG EVENTS;
Log_name Pos Event_type Server_id End_log_pos Info
BINLOG POS Format_desc 1 ENDPOS Server ver: #, Binlog ver: #
BINLOG POS Query 1 ENDPOS use `test`; CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb
BINLOG POS Query 1 ENDPOS BEGIN
BINLOG POS Query 1 ENDPOS use `test`; INSERT INTO t1 VALUES(0)
BINLOG POS Xid 1 ENDPOS COMMIT /* XID */
BINLOG POS Query 1 ENDPOS BEGIN
BINLOG POS Query 1 ENDPOS BEGIN
BINLOG POS Query 1 ENDPOS BEGIN
BINLOG POS Query 1 ENDPOS use `test`; INSERT INTO t1 VALUES(3)
BINLOG POS Xid 1 ENDPOS COMMIT /* XID */
DROP TABLE t1;

29
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source include/have_debug.inc;
source include/have_innodb.inc;
source include/have_log_bin.inc;
source include/have_binlog_format_mixed_or_statement.inc;
CALL mtr.add_suppression("Error writing file 'master-bin'");
RESET MASTER;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
INSERT INTO t1 VALUES(0);
SET SESSION debug='+d,fail_binlog_write_1';
--error ER_ERROR_ON_WRITE
INSERT INTO t1 VALUES(1);
--error ER_ERROR_ON_WRITE
INSERT INTO t1 VALUES(2);
SET SESSION debug='';
INSERT INTO t1 VALUES(3);
SELECT * FROM t1;
# Actually the output from this currently shows a bug.
# The injected IO error leaves partially written transactions in the binlog in
# the form of stray "BEGIN" events.
# These should disappear from the output if binlog error handling is improved.
--replace_regex /\/\* xid=.* \*\//\/* XID *\// /Server ver: .*, Binlog ver: .*/Server ver: #, Binlog ver: #/ /table_id: [0-9]+/table_id: #/
--replace_column 1 BINLOG 2 POS 5 ENDPOS
SHOW BINLOG EVENTS;
DROP TABLE t1;

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mysql-test/suite/pbxt/r/pbxt_xa_binlog.result Normal file
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drop table if exists t1, t2;
SET binlog_format = 'mixed';
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
CREATE TABLE t2 (b INT PRIMARY KEY) ENGINE=pbxt;
BEGIN;
SELECT @@log_bin;
@@log_bin
1
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (2);
COMMIT;
select * from t1;
a
1
select * from t2;
b
2
SET sql_log_bin = 0;
INSERT INTO t1 VALUES (3);
INSERT INTO t2 VALUES (4);
COMMIT;
select * from t1 order by a;
a
1
3
select * from t2 order by b;
b
2
4
drop table t1, t2;
drop database pbxt;

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mysql-test/suite/pbxt/t/pbxt_xa_binlog.test Normal file
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--source include/have_innodb.inc
--source include/have_log_bin.inc
--disable_warnings
drop table if exists t1, t2;
--enable_warnings
SET binlog_format = 'mixed';
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
CREATE TABLE t2 (b INT PRIMARY KEY) ENGINE=pbxt;
BEGIN;
# verify that binlog is on
SELECT @@log_bin;
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (2);
COMMIT;
select * from t1;
select * from t2;
# Test 2-phase commit when we disable binlogging.
SET sql_log_bin = 0;
INSERT INTO t1 VALUES (3);
INSERT INTO t2 VALUES (4);
COMMIT;
select * from t1 order by a;
select * from t2 order by b;
drop table t1, t2;
drop database pbxt;

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--source include/have_debug_sync.inc
--source include/have_innodb.inc
--source include/have_log_bin.inc
# Test some group commit code paths by using debug_sync to do controlled
# commits of 6 transactions: first 1 alone, then 3 as a group, then 2 as a
# group.
#
# Group 3 is allowed to race as far as possible ahead before group 2 finishes
# to check some edge case for concurrency control.
CREATE TABLE t1 (a VARCHAR(10) PRIMARY KEY) ENGINE=innodb;
SELECT variable_value INTO @commits FROM information_schema.global_status
WHERE variable_name = 'binlog_commits';
SELECT variable_value INTO @group_commits FROM information_schema.global_status
WHERE variable_name = 'binlog_group_commits';
connect(con1,localhost,root,,);
connect(con2,localhost,root,,);
connect(con3,localhost,root,,);
connect(con4,localhost,root,,);
connect(con5,localhost,root,,);
connect(con6,localhost,root,,);
# Start group1 (with one thread) doing commit, waiting for
# group2 to queue up before finishing.
connection con1;
SET DEBUG_SYNC= "commit_before_get_LOCK_commit_ordered SIGNAL group1_running WAIT_FOR group2_queued";
send INSERT INTO t1 VALUES ("con1");
# Make group2 (with three threads) queue up.
# Make sure con2 is the group commit leader for group2.
# Make group2 wait with running commit_ordered() until group3 has committed.
connection con2;
set DEBUG_SYNC= "now WAIT_FOR group1_running";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL group2_con2";
SET DEBUG_SYNC= "commit_after_release_LOCK_log WAIT_FOR group3_committed";
SET DEBUG_SYNC= "commit_after_group_run_commit_ordered SIGNAL group2_visible WAIT_FOR group2_checked";
send INSERT INTO t1 VALUES ("con2");
connection con3;
SET DEBUG_SYNC= "now WAIT_FOR group2_con2";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL group2_con3";
send INSERT INTO t1 VALUES ("con3");
connection con4;
SET DEBUG_SYNC= "now WAIT_FOR group2_con3";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL group2_con4";
send INSERT INTO t1 VALUES ("con4");
# When group2 is queued, let group1 continue and queue group3.
connection default;
SET DEBUG_SYNC= "now WAIT_FOR group2_con4";
# At this point, trasaction 1 is still not visible as commit_ordered() has not
# been called yet.
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
SELECT * FROM t1 ORDER BY a;
SET DEBUG_SYNC= "now SIGNAL group2_queued";
connection con1;
reap;
# Now transaction 1 is visible.
connection default;
SELECT * FROM t1 ORDER BY a;
connection con5;
SET DEBUG_SYNC= "commit_before_get_LOCK_commit_ordered SIGNAL group3_con5";
SET DEBUG_SYNC= "commit_after_get_LOCK_log SIGNAL con5_leader WAIT_FOR con6_queued";
send INSERT INTO t1 VALUES ("con5");
connection con6;
SET DEBUG_SYNC= "now WAIT_FOR con5_leader";
SET DEBUG_SYNC= "commit_after_prepare_ordered SIGNAL con6_queued";
send INSERT INTO t1 VALUES ("con6");
connection default;
SET DEBUG_SYNC= "now WAIT_FOR group3_con5";
# Still only transaction 1 visible, as group2 have not yet run commit_ordered().
SELECT * FROM t1 ORDER BY a;
SET DEBUG_SYNC= "now SIGNAL group3_committed";
SET DEBUG_SYNC= "now WAIT_FOR group2_visible";
# Now transactions 1-4 visible.
SELECT * FROM t1 ORDER BY a;
SET DEBUG_SYNC= "now SIGNAL group2_checked";
connection con2;
reap;
connection con3;
reap;
connection con4;
reap;
connection con5;
reap;
connection con6;
reap;
connection default;
# Check all transactions finally visible.
SELECT * FROM t1 ORDER BY a;
SELECT variable_value - @commits FROM information_schema.global_status
WHERE variable_name = 'binlog_commits';
SELECT variable_value - @group_commits FROM information_schema.global_status
WHERE variable_name = 'binlog_group_commits';
SET DEBUG_SYNC= 'RESET';
DROP TABLE t1;

1
mysql-test/t/group_commit_binlog_pos-master.opt Normal file
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--skip-stack-trace --skip-core-file

85
mysql-test/t/group_commit_binlog_pos.test Normal file
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--source include/have_debug_sync.inc
--source include/have_innodb.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
# 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;

1
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--skip-stack-trace --skip-core-file

80
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# Testing group commit by crashing a few times.
# Test adapted from the Facebook patch: lp:mysqlatfacebook
--source include/not_embedded.inc
# Don't test this under valgrind, memory leaks will occur
--source include/not_valgrind.inc
# Binary must be compiled with debug for crash to occur
--source include/have_debug.inc
--source include/have_innodb.inc
--source include/have_log_bin.inc
let $file_format_check=`SELECT @@innodb_file_format_check`;
CREATE TABLE t1(a CHAR(255),
b CHAR(255),
c CHAR(255),
d CHAR(255),
id INT AUTO_INCREMENT,
PRIMARY KEY(id)) ENGINE=InnoDB;
create table t2 like t1;
delimiter //;
create procedure setcrash(IN i INT)
begin
CASE i
WHEN 1 THEN SET SESSION debug="d,crash_commit_after_prepare";
WHEN 2 THEN SET SESSION debug="d,crash_commit_after_log";
WHEN 3 THEN SET SESSION debug="d,crash_commit_before_unlog";
WHEN 4 THEN SET SESSION debug="d,crash_commit_after";
WHEN 5 THEN SET SESSION debug="d,crash_commit_before";
ELSE BEGIN END;
END CASE;
end //
delimiter ;//
# Avoid getting a crashed mysql.proc table.
FLUSH TABLES;
let $numtests = 5;
let $numinserts = 10;
while ($numinserts)
{
dec $numinserts;
INSERT INTO t2(a, b, c, d) VALUES ('a', 'b', 'c', 'd');
}
--enable_reconnect
while ($numtests)
{
RESET MASTER;
START TRANSACTION;
insert into t1 select * from t2;
# Write file to make mysql-test-run.pl expect crash
--exec echo "restart" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
eval call setcrash($numtests);
# Run the crashing query
--error 2006,2013
COMMIT;
# Poll the server waiting for it to be back online again.
--source include/wait_until_connected_again.inc
# table and binlog should be in sync.
SELECT * FROM t1 ORDER BY id;
SHOW BINLOG EVENTS LIMIT 2,1;
delete from t1;
dec $numtests;
}
# final cleanup
DROP TABLE t1;
DROP TABLE t2;
DROP PROCEDURE setcrash;
--disable_query_log
eval SET GLOBAL innodb_file_format_check=$file_format_check;
--enable_query_log