blob: 125ceaa1c30e8b69caa690d607e9bf75c8856321 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
# 2012-04-02 - Added
#
--source include/have_innodb.inc
SET @start_innodb_max_capacity = @@global.innodb_io_capacity_max;
SELECT @start_innodb_max_capacity;
SET @start_innodb_capacity = @@global.innodb_io_capacity;
SELECT @start_innodb_capacity;
#
# exists as global only
#
--echo Valid value 100 or more
select @@global.innodb_io_capacity_max > 99;
select @@global.innodb_io_capacity_max;
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.innodb_io_capacity_max;
show global variables like 'innodb_io_capacity_max';
show session variables like 'innodb_io_capacity_max';
select * from information_schema.global_variables where variable_name='innodb_io_capacity_max';
select * from information_schema.session_variables where variable_name='innodb_io_capacity_max';
#
# show that it's writable. Allowed value cannot be lower than innodb_io_capacity
#
set global innodb_io_capacity_max=@start_innodb_capacity + 1;
select @@global.innodb_io_capacity_max;
select * from information_schema.global_variables where variable_name='innodb_io_capacity_max';
select * from information_schema.session_variables where variable_name='innodb_io_capacity_max';
--error ER_GLOBAL_VARIABLE
set session innodb_io_capacity_max=444;
#
# incorrect types
#
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_io_capacity_max=1.1;
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_io_capacity_max=1e1;
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_io_capacity_max="foo";
#
# can't set it below innodb_io_capacity
#
set global innodb_io_capacity_max=@start_innodb_capacity - 1;
select @@global.innodb_io_capacity_max;
select * from information_schema.global_variables where variable_name='innodb_io_capacity_max';
set global innodb_io_capacity_max=-7;
select @@global.innodb_io_capacity_max;
select * from information_schema.global_variables where variable_name='innodb_io_capacity_max';
#
# min/max values
#
# first set innodb_io_cpaacity lower
set global innodb_io_capacity=100;
set global innodb_io_capacity_max=100;
select @@global.innodb_io_capacity_max;
#
# cleanup
#
SET @@global.innodb_io_capacity_max = @start_innodb_max_capacity;
SELECT @@global.innodb_io_capacity_max;
SET @@global.innodb_io_capacity = @start_innodb_capacity;
SELECT @@global.innodb_io_capacity;
|
