File: innodb_data_locks_resize.result

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file content (28 lines) | stat: -rw-r--r-- 681 bytes parent folder | download 
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CREATE TABLE t1 (
id INT PRIMARY KEY
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1),(2),(3);
BEGIN;
SELECT * FROM t1 FOR UPDATE;
id
1
2
3
SET DEBUG_SYNC =
'all_locks_iterator_found_record_lock SIGNAL found WAIT_FOR resized';
SELECT COUNT(1) FROM performance_schema.data_locks
WHERE object_name='t1'
     AND engine='INNODB'
     AND lock_mode='X'
     AND lock_data='1'
     AND lock_status='GRANTED';
SET DEBUG_SYNC = 'now WAIT_FOR found';
set global innodb_adaptive_hash_index=ON;
select @@innodb_buffer_pool_size;
@@innodb_buffer_pool_size
8388608
set global innodb_buffer_pool_size = @old_innodb_buffer_pool_size*3;
SET DEBUG_SYNC = 'now SIGNAL resized';
COUNT(1)
1
DROP TABLE t1;