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Galera MTR Tests: fortify galera_parallel_simple.test against sporadic failures

This commit is contained in:
Philip Stoev
2016-06-02 23:56:16 -07:00
committed by Nirbhay Choubey
parent 1cb01fe7d2
commit 5609020c71
2 changed files with 16 additions and 4 deletions

View File

@@ -1,6 +1,7 @@
CREATE TABLE t1 (id INT) ENGINE=InnoDB;
CREATE TABLE t2 (id INT) ENGINE=InnoDB;
SET GLOBAL wsrep_slave_threads = 2;
LOCK TABLE t1 WRITE;
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1);
INSERT INTO t1 VALUES (1);
@@ -13,15 +14,15 @@ INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1);
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1);
SET SESSION wsrep_sync_wait = 0;
UNLOCK TABLES;
SET SESSION wsrep_sync_wait = 7;
SELECT COUNT(*) = 10 FROM t1;
COUNT(*) = 10
0
SELECT COUNT(*) = 10 FROM t2;
COUNT(*) = 10
0
SELECT COUNT(*) = 2 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE LIKE 'committed%';
COUNT(*) = 2
1
SET GLOBAL wsrep_slave_threads = 1;;
DROP TABLE t1;
DROP TABLE t2;

View File

@@ -13,6 +13,7 @@ CREATE TABLE t2 (id INT) ENGINE=InnoDB;
--connection node_2
SET GLOBAL wsrep_slave_threads = 2;
LOCK TABLE t1 WRITE;
--connection node_1
INSERT INTO t1 VALUES (1);
@@ -34,10 +35,20 @@ INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1);
--connection node_2
SET SESSION wsrep_sync_wait = 0;
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE LIKE 'Waiting for table metadata lock%';
--source include/wait_condition.inc
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE LIKE 'applied write set%';
--source include/wait_condition.inc
UNLOCK TABLES;
SET SESSION wsrep_sync_wait = 7;
SELECT COUNT(*) = 10 FROM t1;
SELECT COUNT(*) = 10 FROM t2;
SELECT COUNT(*) = 2 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE LIKE 'committed%';
--eval SET GLOBAL wsrep_slave_threads = $wsrep_slave_threads_orig;