Server ASan build receives SIGKILL on TokuDB queries intermittently

[Laurynas Biveinis]

Could be related to bug 1662914. On 5.6 trunk, ASan build:

tokudb.change_column_all_1000_10 w2 [ fail ]
        Test ended at 2017-02-08 00:53:08

CURRENT_TEST: tokudb.change_column_all_1000_10
mysqltest: At line 36693: query 'ALTER TABLE t CHANGE COLUMN g g LONGBLOB NOT NULL' failed: 2013: Lost connection to MySQL server during query
...
safe_process[8503]: Child process: 8504, killed by signal: 9

Server [mysqld.1 - pid: 10240, winpid: 10240, exit: 256] failed during test run
Server log from this test:
----------SERVER LOG START-----------
safe_process[10240]: Child process: 10241, killed by signal: 9
----------SERVER LOG END-------------

[Laurynas Biveinis (laurynas-biveinis)]

tokudb.rows-32m-rand-insert w4 [ fail ]
        Test ended at 2017-02-07 14:28:42

CURRENT_TEST: tokudb.rows-32m-rand-insert
mysqltest: At line 25: query 'insert ignore into t (id,v) values (floor(rand()*$maxid),repeat('a',($maxblob-4)*rand()))' failed: 2013: Lost connection to MySQL server during query
...
Server [mysqld.1 - pid: 21703, winpid: 21703, exit: 256] failed during test run
Server log from this test:
----------SERVER LOG START-----------
safe_process[21703]: Child process: 21704, killed by signal: 9
----------SERVER LOG END-------------

[Laurynas Biveinis (laurynas-biveinis)]

tokudb.savepoint-1078-2 w2 [ fail ]
        Test ended at 2017-02-08 17:04:48

CURRENT_TEST: tokudb.savepoint-1078-2
mysqltest: At line 159: query 'drop table t1' failed: 2013: Lost connection to MySQL server during query
...
Server [mysqld.1 - pid: 23185, winpid: 23185, exit: 256] failed during test run
Server log from this test:
----------SERVER LOG START-----------
safe_process[23185]: Child process: 23186, killed by signal: 9
----------SERVER LOG END-------------

[Laurynas Biveinis (laurynas-biveinis)]

It's OOM, the issue goes away with sufficient RAM available

[Shahriyar Rzayev (rzayev-sehriyar)]

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PS-3641