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
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
|
#
# Bug #37233273 : DDL buffer increase has out of control memory usage
#
--source include/have_debug.inc
--echo # Create Table
CREATE TABLE t1 (
auditid VARCHAR(45) NOT NULL,
ip VARCHAR(39) NOT NULL DEFAULT '',
PRIMARY KEY (auditid)
) ENGINE=INNODB;
--echo # Insert Values
INSERT INTO t1 VALUES
('abcdefghi', '1.1.1.1'),
('fghi', '192.168.1.1'),
('jklmnop', '2.2.2.2'),
('qrstu', '255.255.255.255'),
('uvwxyzabcde', '2001:db8::1');
--echo # Create function for getting memory usage from perf schema
CREATE FUNCTION get_my_std_memory_usage() RETURNS INT READS SQL DATA
RETURN (
SELECT SUM_NUMBER_OF_BYTES_ALLOC
FROM performance_schema.memory_summary_global_by_event_name
WHERE EVENT_NAME = 'memory/innodb/std'
);
--echo # Test 1. Check memory usage during create index
--echo # Set the limit for memory usage
--let $limit = 4*1024*1024
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (4*1024*1024);
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (8*1024*1024);
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (16*1024*1024);
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (32*1024*1024);
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (64*1024*1024);
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (128*1024*1024);
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Test 2. Test memory usage with minumum value of innodb_ddl_buffer_size
--echo # and maximum value of --innodb_parallel_read_threads
SET innodb_ddl_buffer_size = 65536;
SET innodb_parallel_read_threads = 256;
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Test 3. Test memory usage with maximum value of innodb_ddl_buffer_size
--echo # and minimum value of --innodb_parallel_read_threads
SET innodb_ddl_buffer_size = 4294967295;
SET innodb_parallel_read_threads = 1;
--let $limit = 819*1024*1024 # 20% of innodb_ddl_buffer_size
--echo # Number of bytes allocated before create index
SET @before_memory = get_my_std_memory_usage();
--echo # Create index
CREATE INDEX i1 ON t1(ip);
--echo # Number of bytes allocated after create index
SET @after_memory = get_my_std_memory_usage();
--echo # Bytes allocated in the process
SET @memory_diff = @after_memory - @before_memory;
--let $assert_text = Assert that memory usage is less than 4MB
--let $assert_cond = @memory_diff < $limit
--source include/assert.inc
--echo # Drop index
DROP INDEX i1 ON t1;
--echo # Test 4. Test DB_OVERFLOW by setting tuple vector size to 2
--echo # Set Buffer Size
SET innodb_ddl_buffer_size = (4*1024*1024);
SET innodb_parallel_read_threads = default;
--echo # Create index
SET DEBUG = '+d, ddl_buf_add_two';
CREATE INDEX i1 ON t1(ip);
--echo # The warning "InnoDB rebuilding table to add column FTS_DOC_ID" is expected
CREATE FULLTEXT INDEX i2 ON t1(ip);
SET DEBUG = '-d, ddl_buf_add_two';
--echo # Drop index
DROP INDEX i1 ON t1;
DROP INDEX i2 ON t1;
--echo # Cleanup
DROP TABLE t1;
DROP FUNCTION get_my_std_memory_usage;
--echo # Restart server to set parameters to default
let $restart_parameters = restart;
--source include/restart_mysqld.inc
#END TEST
|
