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Merge branch 'codership-10.4-MDEV-22666-v2' into 10.4

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This commit is contained in:
Julius Goryavsky
2020-05-29 13:23:37 +02:00
parent 2fbf751407 e04999c460
commit d74e3a56e7
5 changed files with 71 additions and 6 deletions
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17
mysql-test/suite/galera/r/galera_bf_kill.result
View File

@@ -70,3 +70,20 @@ 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;
drop table t1;

47
mysql-test/suite/galera/t/galera_bf_kill.test
View File

@@ -1,4 +1,7 @@
--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
@@ -140,4 +143,48 @@ select * from t1;
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;

1
mysql-test/suite/galera/t/galera_bf_lock_wait.test
View File

@@ -1,4 +1,5 @@
--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/big_test.inc
--connection node_1

1
sql/service_wsrep.cc
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@@ -299,6 +299,7 @@ extern "C" void wsrep_commit_ordered(THD *thd)
thd->wsrep_trx().state() == wsrep::transaction::s_committing &&
!wsrep_commit_will_write_binlog(thd))
{
DEBUG_SYNC(thd, "before_wsrep_ordered_commit");
thd->wsrep_cs().ordered_commit();
}
}

11
storage/innobase/trx/trx0trx.cc
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@@ -1511,12 +1511,6 @@ inline void trx_t::commit_in_memory(const mtr_t *mtr)
if (fts_trx)
trx_finalize_for_fts(this, undo_no != 0);
trx_mutex_enter(this);
dict_operation= TRX_DICT_OP_NONE;
DBUG_LOG("trx", "Commit in memory: " << this);
state= TRX_STATE_NOT_STARTED;
#ifdef WITH_WSREP
/* Serialization history has been written and the transaction is
committed in memory, which makes this commit ordered. Release commit
@@ -1528,6 +1522,11 @@ inline void trx_t::commit_in_memory(const mtr_t *mtr)
}
lock.was_chosen_as_wsrep_victim= false;
#endif /* WITH_WSREP */
trx_mutex_enter(this);
dict_operation= TRX_DICT_OP_NONE;
DBUG_LOG("trx", "Commit in memory: " << this);
state= TRX_STATE_NOT_STARTED;
assert_freed();
trx_init(this);