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author | Michael Widenius <monty@mariadb.org> | 2018-03-09 14:05:35 +0200 |
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committer | Monty <monty@mariadb.org> | 2018-03-29 13:59:44 +0300 |
commit | a7abddeffa6a760ce948c2dfb007cdf3f1a369d5 (patch) | |
tree | 70eb743fa965a17380bbc0ac88ae79ca1075b896 /mysql-test/main/flush_block_commit_notembedded.test | |
parent | ab1941266c59a19703a74b5593cf3f508a5752d7 (diff) | |
download | mariadb-git-a7abddeffa6a760ce948c2dfb007cdf3f1a369d5.tar.gz |
Create 'main' test directory and move 't' and 'r' there
Diffstat (limited to 'mysql-test/main/flush_block_commit_notembedded.test')
-rw-r--r-- | mysql-test/main/flush_block_commit_notembedded.test | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/mysql-test/main/flush_block_commit_notembedded.test b/mysql-test/main/flush_block_commit_notembedded.test new file mode 100644 index 00000000000..3d894c5f16c --- /dev/null +++ b/mysql-test/main/flush_block_commit_notembedded.test @@ -0,0 +1,64 @@ +# Let's see if FLUSH TABLES WITH READ LOCK blocks COMMIT of existing +# transactions. +# We verify that we did not introduce a deadlock. +# This is intended to mimick how mysqldump and innobackup work. + +--source include/have_log_bin.inc + +# And it requires InnoDB +--source include/have_log_bin.inc +--source include/have_innodb.inc + +--echo # Save the initial number of concurrent sessions +--source include/count_sessions.inc + + +connect (con1,localhost,root,,); +connect (con2,localhost,root,,); + +# FLUSH TABLES WITH READ LOCK should block writes to binlog too +connection con1; +CREATE TABLE t1 (a INT) ENGINE=innodb; +RESET MASTER; +SET AUTOCOMMIT=0; +SELECT 1; +connection con2; +FLUSH TABLES WITH READ LOCK; +--source include/show_binlog_events.inc +connection con1; +send INSERT INTO t1 VALUES (1); +connection con2; +sleep 1; +--source include/show_binlog_events.inc +UNLOCK TABLES; +connection con1; +reap; +DROP TABLE t1; +SET AUTOCOMMIT=1; + +# GLR blocks new transactions +create table t1 (a int) engine=innodb; +connection con1; +flush tables with read lock; +connection con2; +begin; +--send insert into t1 values (1); +connection con1; +let $wait_condition= + select count(*) = 1 from information_schema.processlist + where state = "Waiting for global read lock" and + info = "insert into t1 values (1)"; +--source include/wait_condition.inc +unlock tables; +connection con2; +--reap +commit; +drop table t1; + +connection default; +disconnect con1; +disconnect con2; + +--echo # Wait till all disconnects are completed +--source include/wait_until_count_sessions.inc + |