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Commit 956f21c3 authored by Julius Goryavsky's avatar Julius Goryavsky
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Merge remote-tracking branch 'origin/bb-10.4-MDEV-21910' into 10.4

parents 3280edda 6a1713ac
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Showing with 442 additions and 216 deletions
include/mysql/service_wsrep.h
View file @ 956f21c3
......@@ -84,6 +84,7 @@ extern struct wsrep_service_st {
my_bool (*wsrep_get_debug_func)();
void (*wsrep_commit_ordered_func)(MYSQL_THD thd);
my_bool (*wsrep_thd_is_applying_func)(const MYSQL_THD thd);
bool (*wsrep_thd_set_wsrep_aborter_func)(MYSQL_THD bf_thd, MYSQL_THD thd);
} *wsrep_service;
#define MYSQL_SERVICE_WSREP_INCLUDED
......@@ -124,6 +125,7 @@ extern struct wsrep_service_st {
#define wsrep_get_debug() wsrep_service->wsrep_get_debug_func()
#define wsrep_commit_ordered(T) wsrep_service->wsrep_commit_ordered_func(T)
#define wsrep_thd_is_applying(T) wsrep_service->wsrep_thd_is_applying_func(T)
#define wsrep_thd_set_wsrep_aborter(T) wsrep_service->wsrep_thd_set_wsrep_aborter_func(T1, T2)
#else
......@@ -176,6 +178,8 @@ extern "C" my_bool wsrep_thd_is_local(const MYSQL_THD thd);
/* Return true if thd is in high priority mode */
/* todo: rename to is_high_priority() */
extern "C" my_bool wsrep_thd_is_applying(const MYSQL_THD thd);
/* set wsrep_aborter for the target THD */
extern "C" bool wsrep_thd_set_wsrep_aborter(MYSQL_THD bf_thd, MYSQL_THD victim_thd);
/* Return true if thd is in TOI mode */
extern "C" my_bool wsrep_thd_is_toi(const MYSQL_THD thd);
/* Return true if thd is in replicating TOI mode */
......@@ -216,6 +220,7 @@ extern "C" my_bool wsrep_get_debug();
extern "C" void wsrep_commit_ordered(MYSQL_THD thd);
extern "C" my_bool wsrep_thd_is_applying(const MYSQL_THD thd);
extern "C" bool wsrep_thd_set_wsrep_aborter(MYSQL_THD bf_thd, MYSQL_THD victim_thd);
#endif
#endif /* MYSQL_SERVICE_WSREP_INCLUDED */
mysql-test/suite/galera/r/galera_bf_kill.result
View file @ 956f21c3
......@@ -69,21 +69,5 @@ select * from t1;
a b
2 1
disconnect node_2a;
drop table t1;
connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
connection node_2a;
CREATE TABLE t1 (i int primary key);
SET DEBUG_SYNC = "before_wsrep_ordered_commit SIGNAL bwoc_reached WAIT_FOR bwoc_continue";
INSERT INTO t1 VALUES (1);
connection node_2;
SET DEBUG_SYNC = "now WAIT_FOR bwoc_reached";
SET DEBUG_SYNC = "now SIGNAL bwoc_continue";
SET DEBUG_SYNC='RESET';
connection node_2a;
connection node_2;
select * from t1;
i
1
disconnect node_2a;
connection node_2;
connection node_1;
drop table t1;
mysql-test/suite/galera/r/galera_bf_kill_debug.result 0 → 100644
View file @ 956f21c3
connection node_2;
connection node_1;
connection node_2;
CREATE TABLE t1(a int not null primary key auto_increment,b int) engine=InnoDB;
insert into t1 values (NULL,1);
connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
connection node_2a;
truncate t1;
insert into t1 values (1,0);
begin;
update t1 set b=2 where a=1;
connection node_2;
set session wsrep_sync_wait=0;
connect node_2b, 127.0.0.1, root, , test, $NODE_MYPORT_2;
connection node_2b;
SET GLOBAL debug_dbug = "d,sync.before_wsrep_thd_abort";
connection node_1;
select * from t1;
a b
1 0
update t1 set b= 1 where a=1;
connection node_2b;
SET SESSION DEBUG_SYNC = "now WAIT_FOR sync.before_wsrep_thd_abort_reached";
connection node_2;
SET DEBUG_SYNC= 'before_awake_no_mutex SIGNAL awake_reached WAIT_FOR continue_kill';
connection node_2b;
SET DEBUG_SYNC='now WAIT_FOR awake_reached';
SET GLOBAL debug_dbug = "";
SET DEBUG_SYNC = "now SIGNAL signal.before_wsrep_thd_abort";
SET DEBUG_SYNC = "now SIGNAL continue_kill";
connection node_2;
connection node_2a;
select * from t1;
connection node_2;
SET DEBUG_SYNC = "RESET";
drop table t1;
disconnect node_2a;
connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
connection node_2a;
CREATE TABLE t1 (i int primary key);
SET DEBUG_SYNC = "before_wsrep_ordered_commit SIGNAL bwoc_reached WAIT_FOR bwoc_continue";
INSERT INTO t1 VALUES (1);
connection node_2;
SET DEBUG_SYNC = "now WAIT_FOR bwoc_reached";
SET DEBUG_SYNC = "now SIGNAL bwoc_continue";
SET DEBUG_SYNC='RESET';
connection node_2a;
connection node_2;
select * from t1;
i
1
disconnect node_2a;
connection node_1;
drop table t1;
mysql-test/suite/galera/r/galera_bf_lock_wait.result
View file @ 956f21c3
connection node_2;
connection node_1;
connection node_2;
call mtr.add_suppression("WSREP: Trying to continue unpaused monitor");
connection node_1;
call mtr.add_suppression("WSREP: Trying to continue unpaused monitor");
CREATE TABLE t1 ENGINE=InnoDB select 1 as a, 1 as b union select 2, 2;
......
mysql-test/suite/galera/t/galera_bf_kill.test
View file @ 956f21c3
--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
#
# Test case 1: Start a transaction on node_2a and kill it
......@@ -135,56 +133,9 @@ update t1 set a =5, b=2;
--eval KILL $k_thread
--enable_query_log
select * from t1;
--disconnect node_2a
--connection node_1
drop table t1;
#
# Test case 7:
# run a transaction in node 2, and set a sync point to pause the transaction
# in commit phase.
# Through another connection to node 2, kill the committing transaction by
# KILL QUERY command
#
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
--let $connection_id = `SELECT CONNECTION_ID()`
CREATE TABLE t1 (i int primary key);
# Set up sync point
SET DEBUG_SYNC = "before_wsrep_ordered_commit SIGNAL bwoc_reached WAIT_FOR bwoc_continue";
# Send insert which will block in the sync point above
--send INSERT INTO t1 VALUES (1)
--connection node_2
SET DEBUG_SYNC = "now WAIT_FOR bwoc_reached";
--disable_query_log
--disable_result_log
# victim has passed the point of no return, kill is not possible anymore
--eval KILL QUERY $connection_id
--enable_result_log
--enable_query_log
SET DEBUG_SYNC = "now SIGNAL bwoc_continue";
SET DEBUG_SYNC='RESET';
--connection node_2a
--error 0,1213
--reap
--connection node_2
# victim was able to complete the INSERT
select * from t1;
--disconnect node_2a
--connection node_2
drop table t1;
mysql-test/suite/galera/t/galera_bf_kill_debug.cnf 0 → 100644
View file @ 956f21c3
!include ../galera_2nodes.cnf
[mysqld.1]
wsrep-debug=SERVER
[mysqld.2]
wsrep-debug=SERVER
mysql-test/suite/galera/t/galera_bf_kill_debug.test 0 → 100644
View file @ 956f21c3
--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
#
# Test case 7:
# 1. Start a transaction on node_2,
# and leave it pending while holding a row locked
# 2. set sync point pause applier
# 3. send a conflicting write on node_1, it will pause
# at the sync point
# 4. though another connection to node_2, kill the local
# transaction
#
--connection node_2
CREATE TABLE t1(a int not null primary key auto_increment,b int) engine=InnoDB;
insert into t1 values (NULL,1);
#
# connection node_2a runs a local transaction, that is victim of BF abort
# and victim of KILL command by connection node_2
#
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
truncate t1;
insert into t1 values (1,0);
# start a transaction that will conflict with later applier
begin;
update t1 set b=2 where a=1;
--connection node_2
set session wsrep_sync_wait=0;
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1
--source include/wait_condition.inc
--let $k_thread = `SELECT ID FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1`
# connection node_2b is for controlling debug syn points
# first set a sync point for applier, to pause during BF aborting
# and before THD::awake would be called
#
--connect node_2b, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2b
SET GLOBAL debug_dbug = "d,sync.before_wsrep_thd_abort";
#
# replicate an update, which will BF abort the victim node_2a
# however, while applier in node 2 is handling the abort,
# it will pause in sync point set by node_2b
#
--connection node_1
select * from t1;
update t1 set b= 1 where a=1;
#
# wait until the applying of above update has reached the sync point
# in node 2
#
--connection node_2b
SET SESSION DEBUG_SYNC = "now WAIT_FOR sync.before_wsrep_thd_abort_reached";
--connection node_2
#
# pause KILL execution before awake
#
SET DEBUG_SYNC= 'before_awake_no_mutex SIGNAL awake_reached WAIT_FOR continue_kill';
--disable_query_log
--send_eval KILL $k_thread
--enable_query_log
--connection node_2b
SET DEBUG_SYNC='now WAIT_FOR awake_reached';
# release applier and KILL operator
SET GLOBAL debug_dbug = "";
SET DEBUG_SYNC = "now SIGNAL signal.before_wsrep_thd_abort";
SET DEBUG_SYNC = "now SIGNAL continue_kill";
--connection node_2
--reap
--connection node_2a
--error 0,1213
select * from t1;
--connection node_2
SET DEBUG_SYNC = "RESET";
drop table t1;
--disconnect node_2a
#
# Test case 7:
# run a transaction in node 2, and set a sync point to pause the transaction
# in commit phase.
# Through another connection to node 2, kill the committing transaction by
# KILL QUERY command
#
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
--let $connection_id = `SELECT CONNECTION_ID()`
CREATE TABLE t1 (i int primary key);
# Set up sync point
SET DEBUG_SYNC = "before_wsrep_ordered_commit SIGNAL bwoc_reached WAIT_FOR bwoc_continue";
# Send insert which will block in the sync point above
--send INSERT INTO t1 VALUES (1)
--connection node_2
SET DEBUG_SYNC = "now WAIT_FOR bwoc_reached";
--disable_query_log
--disable_result_log
# victim has passed the point of no return, kill is not possible anymore
--eval KILL QUERY $connection_id
--enable_result_log
--enable_query_log
SET DEBUG_SYNC = "now SIGNAL bwoc_continue";
SET DEBUG_SYNC='RESET';
--connection node_2a
--error 0,1213
--reap
--connection node_2
# victim was able to complete the INSERT
select * from t1;
--disconnect node_2a
--connection node_1
drop table t1;
mysql-test/suite/galera/t/galera_bf_lock_wait.test
View file @ 956f21c3
......@@ -2,8 +2,10 @@
--source include/have_innodb.inc
--source include/big_test.inc
--connection node_1
--connection node_2
call mtr.add_suppression("WSREP: Trying to continue unpaused monitor");
--connection node_1
call mtr.add_suppression("WSREP: Trying to continue unpaused monitor");
CREATE TABLE t1 ENGINE=InnoDB select 1 as a, 1 as b union select 2, 2;
......
mysql-test/suite/perfschema/r/nesting.result
View file @ 956f21c3
......@@ -107,152 +107,161 @@ and (end_event_id <= @marker_end)
) all_events
order by relative_event_id asc;
relative_event_id relative_end_event_id event_name comment nesting_event_type relative_nesting_event_id
0 20 statement/sql/select select "MARKER_BEGIN" as marker NULL NULL
1 4 stage/sql/Init (stage) STATEMENT 0
0 21 statement/sql/select select "MARKER_BEGIN" as marker NULL NULL
1 5 stage/sql/Init (stage) STATEMENT 0
2 2 wait/io/socket/sql/client_connection recv STAGE 1
3 3 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 1
4 4 wait/io/file/sql/query_log write STAGE 1
5 5 stage/sql/Checking permissions (stage) STATEMENT 0
6 6 stage/sql/Opening tables (stage) STATEMENT 0
7 7 stage/sql/After opening tables (stage) STATEMENT 0
8 8 stage/sql/Init (stage) STATEMENT 0
9 9 stage/sql/Optimizing (stage) STATEMENT 0
10 10 stage/sql/Executing (stage) STATEMENT 0
11 11 stage/sql/End of update loop (stage) STATEMENT 0
12 12 stage/sql/Query end (stage) STATEMENT 0
13 13 stage/sql/Commit (stage) STATEMENT 0
14 14 stage/sql/Closing tables (stage) STATEMENT 0
15 15 stage/sql/Starting cleanup (stage) STATEMENT 0
16 16 stage/sql/Freeing items (stage) STATEMENT 0
17 17 wait/io/socket/sql/client_connection send STATEMENT 0
18 18 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 0
19 20 stage/sql/Reset for next command (stage) STATEMENT 0
20 20 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 19
21 21 idle idle NULL NULL
22 42 statement/sql/select select "This is simple statement one" as payload NULL NULL
23 26 stage/sql/Init (stage) STATEMENT 22
24 24 wait/io/socket/sql/client_connection recv STAGE 23
25 25 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 23
26 26 wait/io/file/sql/query_log write STAGE 23
27 27 stage/sql/Checking permissions (stage) STATEMENT 22
28 28 stage/sql/Opening tables (stage) STATEMENT 22
29 29 stage/sql/After opening tables (stage) STATEMENT 22
30 30 stage/sql/Init (stage) STATEMENT 22
31 31 stage/sql/Optimizing (stage) STATEMENT 22
32 32 stage/sql/Executing (stage) STATEMENT 22
33 33 stage/sql/End of update loop (stage) STATEMENT 22
34 34 stage/sql/Query end (stage) STATEMENT 22
35 35 stage/sql/Commit (stage) STATEMENT 22
36 36 stage/sql/Closing tables (stage) STATEMENT 22
37 37 stage/sql/Starting cleanup (stage) STATEMENT 22
38 38 stage/sql/Freeing items (stage) STATEMENT 22
39 39 wait/io/socket/sql/client_connection send STATEMENT 22
40 40 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 22
41 42 stage/sql/Reset for next command (stage) STATEMENT 22
42 42 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 41
43 43 idle idle NULL NULL
44 64 statement/sql/select select "This is simple statement two" as payload NULL NULL
45 48 stage/sql/Init (stage) STATEMENT 44
46 46 wait/io/socket/sql/client_connection recv STAGE 45
47 47 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 45
48 48 wait/io/file/sql/query_log write STAGE 45
49 49 stage/sql/Checking permissions (stage) STATEMENT 44
50 50 stage/sql/Opening tables (stage) STATEMENT 44
51 51 stage/sql/After opening tables (stage) STATEMENT 44
52 52 stage/sql/Init (stage) STATEMENT 44
53 53 stage/sql/Optimizing (stage) STATEMENT 44
54 54 stage/sql/Executing (stage) STATEMENT 44
55 55 stage/sql/End of update loop (stage) STATEMENT 44
56 56 stage/sql/Query end (stage) STATEMENT 44
57 57 stage/sql/Commit (stage) STATEMENT 44
58 58 stage/sql/Closing tables (stage) STATEMENT 44
59 59 stage/sql/Starting cleanup (stage) STATEMENT 44
60 60 stage/sql/Freeing items (stage) STATEMENT 44
61 61 wait/io/socket/sql/client_connection send STATEMENT 44
62 62 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 44
63 64 stage/sql/Reset for next command (stage) STATEMENT 44
64 64 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 63
65 65 idle idle NULL NULL
66 85 statement/sql/select select "This is the first part of a multi query" as payload;
4 4 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 1
5 5 wait/io/file/sql/query_log write STAGE 1
6 6 stage/sql/Checking permissions (stage) STATEMENT 0
7 7 stage/sql/Opening tables (stage) STATEMENT 0
8 8 stage/sql/After opening tables (stage) STATEMENT 0
9 9 stage/sql/Init (stage) STATEMENT 0
10 10 stage/sql/Optimizing (stage) STATEMENT 0
11 11 stage/sql/Executing (stage) STATEMENT 0
12 12 stage/sql/End of update loop (stage) STATEMENT 0
13 13 stage/sql/Query end (stage) STATEMENT 0
14 14 stage/sql/Commit (stage) STATEMENT 0
15 15 stage/sql/Closing tables (stage) STATEMENT 0
16 16 stage/sql/Starting cleanup (stage) STATEMENT 0
17 17 stage/sql/Freeing items (stage) STATEMENT 0
18 18 wait/io/socket/sql/client_connection send STATEMENT 0
19 19 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 0
20 21 stage/sql/Reset for next command (stage) STATEMENT 0
21 21 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 20
22 22 wait/synch/mutex/sql/THD::LOCK_thd_data lock STATEMENT 0
23 23 idle idle NULL NULL
24 45 statement/sql/select select "This is simple statement one" as payload NULL NULL
25 29 stage/sql/Init (stage) STATEMENT 24
26 26 wait/io/socket/sql/client_connection recv STAGE 25
27 27 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 25
28 28 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 25
29 29 wait/io/file/sql/query_log write STAGE 25
30 30 stage/sql/Checking permissions (stage) STATEMENT 24
31 31 stage/sql/Opening tables (stage) STATEMENT 24
32 32 stage/sql/After opening tables (stage) STATEMENT 24
33 33 stage/sql/Init (stage) STATEMENT 24
34 34 stage/sql/Optimizing (stage) STATEMENT 24
35 35 stage/sql/Executing (stage) STATEMENT 24
36 36 stage/sql/End of update loop (stage) STATEMENT 24
37 37 stage/sql/Query end (stage) STATEMENT 24
38 38 stage/sql/Commit (stage) STATEMENT 24
39 39 stage/sql/Closing tables (stage) STATEMENT 24
40 40 stage/sql/Starting cleanup (stage) STATEMENT 24
41 41 stage/sql/Freeing items (stage) STATEMENT 24
42 42 wait/io/socket/sql/client_connection send STATEMENT 24
43 43 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 24
44 45 stage/sql/Reset for next command (stage) STATEMENT 24
45 45 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 44
46 46 wait/synch/mutex/sql/THD::LOCK_thd_data lock STATEMENT 24
47 47 idle idle NULL NULL
48 69 statement/sql/select select "This is simple statement two" as payload NULL NULL
49 53 stage/sql/Init (stage) STATEMENT 48
50 50 wait/io/socket/sql/client_connection recv STAGE 49
51 51 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 49
52 52 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 49
53 53 wait/io/file/sql/query_log write STAGE 49
54 54 stage/sql/Checking permissions (stage) STATEMENT 48
55 55 stage/sql/Opening tables (stage) STATEMENT 48
56 56 stage/sql/After opening tables (stage) STATEMENT 48
57 57 stage/sql/Init (stage) STATEMENT 48
58 58 stage/sql/Optimizing (stage) STATEMENT 48
59 59 stage/sql/Executing (stage) STATEMENT 48
60 60 stage/sql/End of update loop (stage) STATEMENT 48
61 61 stage/sql/Query end (stage) STATEMENT 48
62 62 stage/sql/Commit (stage) STATEMENT 48
63 63 stage/sql/Closing tables (stage) STATEMENT 48
64 64 stage/sql/Starting cleanup (stage) STATEMENT 48
65 65 stage/sql/Freeing items (stage) STATEMENT 48
66 66 wait/io/socket/sql/client_connection send STATEMENT 48
67 67 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 48
68 69 stage/sql/Reset for next command (stage) STATEMENT 48
69 69 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 68
70 70 wait/synch/mutex/sql/THD::LOCK_thd_data lock STATEMENT 48
71 71 idle idle NULL NULL
72 92 statement/sql/select select "This is the first part of a multi query" as payload;
select "And this is the second part of a multi query" as payload;
select "With a third part to make things complete" as payload NULL NULL
67 71 stage/sql/Init (stage) STATEMENT 66
68 68 wait/io/socket/sql/client_connection recv STAGE 67
69 69 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 67
70 70 wait/io/file/sql/query_log write STAGE 67
71 71 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 67
72 72 stage/sql/Checking permissions (stage) STATEMENT 66
73 73 stage/sql/Opening tables (stage) STATEMENT 66
74 74 stage/sql/After opening tables (stage) STATEMENT 66
75 75 stage/sql/Init (stage) STATEMENT 66
76 76 stage/sql/Optimizing (stage) STATEMENT 66
77 77 stage/sql/Executing (stage) STATEMENT 66
78 78 stage/sql/End of update loop (stage) STATEMENT 66
79 79 stage/sql/Query end (stage) STATEMENT 66
80 80 stage/sql/Commit (stage) STATEMENT 66
81 81 stage/sql/Closing tables (stage) STATEMENT 66
82 82 stage/sql/Starting cleanup (stage) STATEMENT 66
83 85 stage/sql/Freeing items (stage) STATEMENT 66
84 84 wait/io/socket/sql/client_connection send STAGE 83
85 85 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STAGE 83
86 103 statement/sql/select select "And this is the second part of a multi query" as payload;
73 78 stage/sql/Init (stage) STATEMENT 72
74 74 wait/io/socket/sql/client_connection recv STAGE 73
75 75 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 73
76 76 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 73
77 77 wait/io/file/sql/query_log write STAGE 73
78 78 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 73
79 79 stage/sql/Checking permissions (stage) STATEMENT 72
80 80 stage/sql/Opening tables (stage) STATEMENT 72
81 81 stage/sql/After opening tables (stage) STATEMENT 72
82 82 stage/sql/Init (stage) STATEMENT 72
83 83 stage/sql/Optimizing (stage) STATEMENT 72
84 84 stage/sql/Executing (stage) STATEMENT 72
85 85 stage/sql/End of update loop (stage) STATEMENT 72
86 86 stage/sql/Query end (stage) STATEMENT 72
87 87 stage/sql/Commit (stage) STATEMENT 72
88 88 stage/sql/Closing tables (stage) STATEMENT 72
89 89 stage/sql/Starting cleanup (stage) STATEMENT 72
90 92 stage/sql/Freeing items (stage) STATEMENT 72
91 91 wait/io/socket/sql/client_connection send STAGE 90
92 92 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STAGE 90
93 110 statement/sql/select select "And this is the second part of a multi query" as payload;
select "With a third part to make things complete" as payload NULL NULL
87 89 stage/sql/Init (stage) STATEMENT 86
88 88 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 87
89 89 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 87
90 90 stage/sql/Checking permissions (stage) STATEMENT 86
91 91 stage/sql/Opening tables (stage) STATEMENT 86
92 92 stage/sql/After opening tables (stage) STATEMENT 86
93 93 stage/sql/Init (stage) STATEMENT 86
94 94 stage/sql/Optimizing (stage) STATEMENT 86
95 95 stage/sql/Executing (stage) STATEMENT 86
96 96 stage/sql/End of update loop (stage) STATEMENT 86
97 97 stage/sql/Query end (stage) STATEMENT 86
98 98 stage/sql/Commit (stage) STATEMENT 86
99 99 stage/sql/Closing tables (stage) STATEMENT 86
100 100 stage/sql/Starting cleanup (stage) STATEMENT 86
101 103 stage/sql/Freeing items (stage) STATEMENT 86
102 102 wait/io/socket/sql/client_connection send STAGE 101
103 103 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STAGE 101
104 122 statement/sql/select select "With a third part to make things complete" as payload NULL NULL
105 106 stage/sql/Init (stage) STATEMENT 104
106 106 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 105
107 107 stage/sql/Checking permissions (stage) STATEMENT 104
108 108 stage/sql/Opening tables (stage) STATEMENT 104
109 109 stage/sql/After opening tables (stage) STATEMENT 104
110 110 stage/sql/Init (stage) STATEMENT 104
111 111 stage/sql/Optimizing (stage) STATEMENT 104
112 112 stage/sql/Executing (stage) STATEMENT 104
113 113 stage/sql/End of update loop (stage) STATEMENT 104
114 114 stage/sql/Query end (stage) STATEMENT 104
115 115 stage/sql/Commit (stage) STATEMENT 104
116 116 stage/sql/Closing tables (stage) STATEMENT 104
117 117 stage/sql/Starting cleanup (stage) STATEMENT 104
118 118 stage/sql/Freeing items (stage) STATEMENT 104
119 119 wait/io/socket/sql/client_connection send STATEMENT 104
120 120 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 104
121 122 stage/sql/Reset for next command (stage) STATEMENT 104
122 122 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 121
123 123 idle idle NULL NULL
124 144 statement/sql/select select "MARKER_END" as marker NULL NULL
125 128 stage/sql/Init (stage) STATEMENT 124
126 126 wait/io/socket/sql/client_connection recv STAGE 125
127 127 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 125
128 128 wait/io/file/sql/query_log write STAGE 125
129 129 stage/sql/Checking permissions (stage) STATEMENT 124
130 130 stage/sql/Opening tables (stage) STATEMENT 124
131 131 stage/sql/After opening tables (stage) STATEMENT 124
132 132 stage/sql/Init (stage) STATEMENT 124
133 133 stage/sql/Optimizing (stage) STATEMENT 124
134 134 stage/sql/Executing (stage) STATEMENT 124
135 135 stage/sql/End of update loop (stage) STATEMENT 124
136 136 stage/sql/Query end (stage) STATEMENT 124
137 137 stage/sql/Commit (stage) STATEMENT 124
138 138 stage/sql/Closing tables (stage) STATEMENT 124
139 139 stage/sql/Starting cleanup (stage) STATEMENT 124
140 140 stage/sql/Freeing items (stage) STATEMENT 124
141 141 wait/io/socket/sql/client_connection send STATEMENT 124
142 142 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 124
143 144 stage/sql/Reset for next command (stage) STATEMENT 124
144 144 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 143
94 96 stage/sql/Init (stage) STATEMENT 93
95 95 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 94
96 96 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 94
97 97 stage/sql/Checking permissions (stage) STATEMENT 93
98 98 stage/sql/Opening tables (stage) STATEMENT 93
99 99 stage/sql/After opening tables (stage) STATEMENT 93
100 100 stage/sql/Init (stage) STATEMENT 93
101 101 stage/sql/Optimizing (stage) STATEMENT 93
102 102 stage/sql/Executing (stage) STATEMENT 93
103 103 stage/sql/End of update loop (stage) STATEMENT 93
104 104 stage/sql/Query end (stage) STATEMENT 93
105 105 stage/sql/Commit (stage) STATEMENT 93
106 106 stage/sql/Closing tables (stage) STATEMENT 93
107 107 stage/sql/Starting cleanup (stage) STATEMENT 93
108 110 stage/sql/Freeing items (stage) STATEMENT 93
109 109 wait/io/socket/sql/client_connection send STAGE 108
110 110 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STAGE 108
111 129 statement/sql/select select "With a third part to make things complete" as payload NULL NULL
112 113 stage/sql/Init (stage) STATEMENT 111
113 113 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 112
114 114 stage/sql/Checking permissions (stage) STATEMENT 111
115 115 stage/sql/Opening tables (stage) STATEMENT 111
116 116 stage/sql/After opening tables (stage) STATEMENT 111
117 117 stage/sql/Init (stage) STATEMENT 111
118 118 stage/sql/Optimizing (stage) STATEMENT 111
119 119 stage/sql/Executing (stage) STATEMENT 111
120 120 stage/sql/End of update loop (stage) STATEMENT 111
121 121 stage/sql/Query end (stage) STATEMENT 111
122 122 stage/sql/Commit (stage) STATEMENT 111
123 123 stage/sql/Closing tables (stage) STATEMENT 111
124 124 stage/sql/Starting cleanup (stage) STATEMENT 111
125 125 stage/sql/Freeing items (stage) STATEMENT 111
126 126 wait/io/socket/sql/client_connection send STATEMENT 111
127 127 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 111
128 129 stage/sql/Reset for next command (stage) STATEMENT 111
129 129 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 128
130 130 wait/synch/mutex/sql/THD::LOCK_thd_data lock STATEMENT 111
131 131 idle idle NULL NULL
132 153 statement/sql/select select "MARKER_END" as marker NULL NULL
133 137 stage/sql/Init (stage) STATEMENT 132
134 134 wait/io/socket/sql/client_connection recv STAGE 133
135 135 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 133
136 136 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 133
137 137 wait/io/file/sql/query_log write STAGE 133
138 138 stage/sql/Checking permissions (stage) STATEMENT 132
139 139 stage/sql/Opening tables (stage) STATEMENT 132
140 140 stage/sql/After opening tables (stage) STATEMENT 132
141 141 stage/sql/Init (stage) STATEMENT 132
142 142 stage/sql/Optimizing (stage) STATEMENT 132
143 143 stage/sql/Executing (stage) STATEMENT 132
144 144 stage/sql/End of update loop (stage) STATEMENT 132
145 145 stage/sql/Query end (stage) STATEMENT 132
146 146 stage/sql/Commit (stage) STATEMENT 132
147 147 stage/sql/Closing tables (stage) STATEMENT 132
148 148 stage/sql/Starting cleanup (stage) STATEMENT 132
149 149 stage/sql/Freeing items (stage) STATEMENT 132
150 150 wait/io/socket/sql/client_connection send STATEMENT 132
151 151 wait/synch/mutex/sql/THD::LOCK_thd_kill lock STATEMENT 132
152 153 stage/sql/Reset for next command (stage) STATEMENT 132
153 153 wait/synch/mutex/sql/THD::LOCK_thd_data lock STAGE 152
disconnect con1;
sql/service_wsrep.cc
View file @ 956f21c3
......@@ -200,6 +200,16 @@ extern "C" void wsrep_handle_SR_rollback(THD *bf_thd,
extern "C" my_bool wsrep_thd_bf_abort(THD *bf_thd, THD *victim_thd,
my_bool signal)
{
DBUG_EXECUTE_IF("sync.before_wsrep_thd_abort",
{
const char act[]=
"now "
"SIGNAL sync.before_wsrep_thd_abort_reached "
"WAIT_FOR signal.before_wsrep_thd_abort";
DBUG_ASSERT(!debug_sync_set_action(bf_thd,
STRING_WITH_LEN(act)));
};);
my_bool ret= wsrep_bf_abort(bf_thd, victim_thd);
/*
Send awake signal if victim was BF aborted or does not
......@@ -211,10 +221,22 @@ extern "C" my_bool wsrep_thd_bf_abort(THD *bf_thd, THD *victim_thd,
mysql_mutex_assert_not_owner(&victim_thd->LOCK_thd_data);
mysql_mutex_assert_not_owner(&victim_thd->LOCK_thd_kill);
mysql_mutex_lock(&victim_thd->LOCK_thd_data);
if (victim_thd->wsrep_aborter && victim_thd->wsrep_aborter != bf_thd->thread_id)
{
WSREP_DEBUG("victim is killed already by %llu, skipping awake",
victim_thd->wsrep_aborter);
mysql_mutex_unlock(&victim_thd->LOCK_thd_data);
return false;
}
mysql_mutex_lock(&victim_thd->LOCK_thd_kill);
victim_thd->wsrep_aborter= bf_thd->thread_id;
victim_thd->awake_no_mutex(KILL_QUERY);
mysql_mutex_unlock(&victim_thd->LOCK_thd_kill);
mysql_mutex_unlock(&victim_thd->LOCK_thd_data);
} else {
WSREP_DEBUG("wsrep_thd_bf_abort skipped awake");
}
return ret;
}
......@@ -303,3 +325,15 @@ extern "C" void wsrep_commit_ordered(THD *thd)
thd->wsrep_cs().ordered_commit();
}
}
extern "C" bool wsrep_thd_set_wsrep_aborter(THD *bf_thd, THD *victim_thd)
{
WSREP_DEBUG("wsrep_thd_set_wsrep_aborter called");
mysql_mutex_assert_owner(&victim_thd->LOCK_thd_data);
if (victim_thd->wsrep_aborter && victim_thd->wsrep_aborter != bf_thd->thread_id)
{
return true;
}
victim_thd->wsrep_aborter = bf_thd->thread_id;
return false;
}
sql/sql_class.cc
View file @ 956f21c3
......@@ -674,6 +674,7 @@ THD::THD(my_thread_id id, bool is_wsrep_applier)
wsrep_has_ignored_error(false),
wsrep_replicate_GTID(false),
wsrep_ignore_table(false),
wsrep_aborter(0),
/* wsrep-lib */
m_wsrep_next_trx_id(WSREP_UNDEFINED_TRX_ID),
......@@ -1288,6 +1289,7 @@ void THD::init()
wsrep_affected_rows = 0;
m_wsrep_next_trx_id = WSREP_UNDEFINED_TRX_ID;
wsrep_replicate_GTID = false;
wsrep_aborter = 0;
#endif /* WITH_WSREP */
if (variables.sql_log_bin)
......@@ -2121,11 +2123,19 @@ void THD::reset_killed()
DBUG_ENTER("reset_killed");
if (killed != NOT_KILLED)
{
mysql_mutex_assert_not_owner(&LOCK_thd_kill);
mysql_mutex_lock(&LOCK_thd_kill);
killed= NOT_KILLED;
killed_err= 0;
mysql_mutex_unlock(&LOCK_thd_kill);
}
#ifdef WITH_WSREP
mysql_mutex_assert_not_owner(&LOCK_thd_data);
mysql_mutex_lock(&LOCK_thd_data);
wsrep_aborter= 0;
mysql_mutex_unlock(&LOCK_thd_data);
#endif /* WITH_WSREP */
DBUG_VOID_RETURN;
}
......
sql/sql_class.h
View file @ 956f21c3
......@@ -4859,7 +4859,8 @@ class THD: public THD_count, /* this must be first */
table updates from being replicated to other nodes via galera replication.
*/
bool wsrep_ignore_table;
/* thread who has started kill for this THD protected by LOCK_thd_data*/
my_thread_id wsrep_aborter;
/*
Transaction id:
......
sql/sql_parse.cc
View file @ 956f21c3
......@@ -9056,7 +9056,6 @@ kill_one_thread(THD *thd, longlong id, killed_state kill_signal, killed_type typ
uint error= (type == KILL_TYPE_QUERY ? ER_NO_SUCH_QUERY : ER_NO_SUCH_THREAD);
DBUG_ENTER("kill_one_thread");
DBUG_PRINT("enter", ("id: %lld signal: %u", id, (uint) kill_signal));
WSREP_DEBUG("kill_one_thread %llu", thd->thread_id);
if (id && (tmp= find_thread_by_id(id, type == KILL_TYPE_QUERY)))
{
/*
......@@ -9089,12 +9088,29 @@ kill_one_thread(THD *thd, longlong id, killed_state kill_signal, killed_type typ
thd->security_ctx->user_matches(tmp->security_ctx))
#endif /* WITH_WSREP */
{
tmp->awake_no_mutex(kill_signal);
error=0;
#ifdef WITH_WSREP
DEBUG_SYNC(thd, "before_awake_no_mutex");
if (tmp->wsrep_aborter && tmp->wsrep_aborter != thd->thread_id)
{
/* victim is in hit list already, bail out */
WSREP_DEBUG("victim has wsrep aborter: %lu, skipping awake()",
tmp->wsrep_aborter);
error= 0;
}
else
#endif /* WITH_WSREP */
{
WSREP_DEBUG("kill_one_thread %llu, victim: %llu wsrep_aborter %llu by signal %d",
thd->thread_id, id, tmp->wsrep_aborter, kill_signal);
tmp->awake_no_mutex(kill_signal);
WSREP_DEBUG("victim: %llu taken care of", id);
error= 0;
}
}
else
error= (type == KILL_TYPE_QUERY ? ER_KILL_QUERY_DENIED_ERROR :
ER_KILL_DENIED_ERROR);
if (WSREP(tmp)) mysql_mutex_unlock(&tmp->LOCK_thd_data);
mysql_mutex_unlock(&tmp->LOCK_thd_kill);
}
......
sql/sql_plugin_services.ic
View file @ 956f21c3
......@@ -173,7 +173,8 @@ static struct wsrep_service_st wsrep_handler = {
wsrep_get_sr_table_name,
wsrep_get_debug,
wsrep_commit_ordered,
wsrep_thd_is_applying
wsrep_thd_is_applying,
wsrep_thd_set_wsrep_aborter
};
static struct thd_specifics_service_st thd_specifics_handler=
......
sql/wsrep_dummy.cc
View file @ 956f21c3
......@@ -142,3 +142,6 @@ void wsrep_log(void (*)(const char *, ...), const char *, ...)
my_bool wsrep_thd_is_applying(const THD*)
{ return 0;}
bool wsrep_thd_set_wsrep_aborter(THD*, THD*)
{ return 0;}
storage/innobase/handler/ha_innodb.cc
View file @ 956f21c3
......@@ -18705,10 +18705,17 @@ wsrep_innobase_kill_one_trx(
/* Mark transaction as a victim for Galera abort */
victim_trx->lock.was_chosen_as_wsrep_victim= true;
if (wsrep_thd_set_wsrep_aborter(bf_thd, thd))
{
WSREP_DEBUG("innodb kill transaction skipped due to wsrep_aborter set");
wsrep_thd_UNLOCK(thd);
DBUG_RETURN(0);
}
/* Note that we need to release this as it will be acquired
below in wsrep-lib */
wsrep_thd_UNLOCK(thd);
DEBUG_SYNC(bf_thd, "before_wsrep_thd_abort");
if (wsrep_thd_bf_abort(bf_thd, thd, signal))
{
......
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