File: parallel_read.test

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--source include/have_debug.inc

--echo #
--echo # Normal Case
--echo #

set global innodb_limit_optimistic_insert_debug = 2;

CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (10), (20), (30), (40), (50), (60), (70), (80), (90), (100);

SELECT COUNT(*) FROM t1;
CHECK TABLE t1;

DROP TABLE t1;

set global innodb_limit_optimistic_insert_debug = 0;

--echo #
--echo # Error test case where we run out of resources while spawning threads and the worker threads exit
--echo #

call mtr.add_suppression("\\[Warning\\] .* Resource not available to create threads for parallel scan. Falling back to single thread mode.");

set global innodb_limit_optimistic_insert_debug = 2;
set debug="+d,innodb_pread_thread_OOR";

CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (10), (20), (30), (40), (50), (60), (70), (80), (90), (100);

# Check parallel read
SELECT COUNT(*) FROM t1;

# Check parallel read
CHECK TABLE t1;

DROP TABLE t1;

set global innodb_limit_optimistic_insert_debug = 0;
set debug="-d,innodb_pread_thread_OOR";