diff options
Diffstat (limited to 'mysql-test/r/query_cache_debug.result')
| -rw-r--r-- | mysql-test/r/query_cache_debug.result | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/mysql-test/r/query_cache_debug.result b/mysql-test/r/query_cache_debug.result index afc1eb3d135..2a54f073974 100644 --- a/mysql-test/r/query_cache_debug.result +++ b/mysql-test/r/query_cache_debug.result @@ -248,3 +248,39 @@ RESET QUERY CACHE; DROP TABLE t1; SET GLOBAL query_cache_size= DEFAULT; SET GLOBAL query_cache_type= DEFAULT; +# +# MDEV-14526: MariaDB keeps crashing under load when +# query_cache_type is changed +# +CREATE TABLE t1 ( +`id` int(10) NOT NULL AUTO_INCREMENT, +`k` int(10) default '0', +PRIMARY KEY (`id`)) +ENGINE=MyISAM; +INSERT IGNORE INTO t1 VALUES +(NULL,1),(NULL,8),(NULL,NULL),(NULL,NULL),(NULL,4),(NULL,9),(NULL,7), +(NULL,3),(NULL,NULL),(NULL,2),(NULL,3),(NULL,NULL),(NULL,2),(NULL,7), +(NULL,1),(NULL,2),(NULL,4),(NULL,NULL),(NULL,1),(NULL,1),(NULL,4); +SET GLOBAL query_cache_size= 1024*1024; +SET GLOBAL query_cache_type= 1; +connect con2,localhost,root,,test; +connect con1,localhost,root,,test; +set debug_sync="wait_in_query_cache_store_query SIGNAL parked WAIT_FOR go"; +SELECT DISTINCT id FROM t1 WHERE id BETWEEN 5603 AND 16218 ORDER BY k; +connection default; +set debug_sync="now WAIT_FOR parked"; +connection con2; +SET GLOBAL query_cache_type= 0; +connection default; +set debug_sync="now SIGNAL go"; +connection con1; +id +connection con2; +disconnect con1; +disconnect con2; +connection default; +set debug_sync= 'RESET'; +DROP TABLE t1; +SEt GLOBAL query_cache_size= DEFAULT; +SEt GLOBAL query_cache_type= DEFAULT; +# End of 5.5 tests |