1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements. See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "apr_thread_proc.h"
18 #include "apr_thread_mutex.h"
19 #include "apr_thread_rwlock.h"
20 #include "apr_file_io.h"
21 #include "apr_errno.h"
22 #include "apr_general.h"
23 #include "apr_getopt.h"
24 #include "errno.h"
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include "testutil.h"
28
29 #if !APR_HAS_THREADS
main(void)30 int main(void)
31 {
32 printf("This program won't work on this platform because there is no "
33 "support for threads.\n");
34 return 0;
35 }
36 #else /* !APR_HAS_THREADS */
37
38 #define DEFAULT_MAX_COUNTER 1000000
39 #define MAX_THREADS 6
40
41 static int verbose = 0;
42 static long mutex_counter;
43 static long max_counter = DEFAULT_MAX_COUNTER;
44
45 static apr_thread_mutex_t *thread_lock;
46 void * APR_THREAD_FUNC thread_mutex_func(apr_thread_t *thd, void *data);
47 apr_status_t test_thread_mutex(int num_threads); /* apr_thread_mutex_t */
48
49 static apr_thread_rwlock_t *thread_rwlock;
50 void * APR_THREAD_FUNC thread_rwlock_func(apr_thread_t *thd, void *data);
51 apr_status_t test_thread_rwlock(int num_threads); /* apr_thread_rwlock_t */
52
53 int test_thread_mutex_nested(int num_threads);
54
55 apr_pool_t *pool;
56 int i = 0, x = 0;
57
thread_mutex_func(apr_thread_t * thd,void * data)58 void * APR_THREAD_FUNC thread_mutex_func(apr_thread_t *thd, void *data)
59 {
60 int i;
61
62 for (i = 0; i < max_counter; i++) {
63 apr_thread_mutex_lock(thread_lock);
64 mutex_counter++;
65 apr_thread_mutex_unlock(thread_lock);
66 }
67 return NULL;
68 }
69
thread_rwlock_func(apr_thread_t * thd,void * data)70 void * APR_THREAD_FUNC thread_rwlock_func(apr_thread_t *thd, void *data)
71 {
72 int i;
73
74 for (i = 0; i < max_counter; i++) {
75 apr_thread_rwlock_wrlock(thread_rwlock);
76 mutex_counter++;
77 apr_thread_rwlock_unlock(thread_rwlock);
78 }
79 return NULL;
80 }
81
test_thread_mutex(int num_threads)82 int test_thread_mutex(int num_threads)
83 {
84 apr_thread_t *t[MAX_THREADS];
85 apr_status_t s[MAX_THREADS];
86 apr_time_t time_start, time_stop;
87 int i;
88
89 mutex_counter = 0;
90
91 printf("apr_thread_mutex_t Tests\n");
92 printf("%-60s", " Initializing the apr_thread_mutex_t (UNNESTED)");
93 s[0] = apr_thread_mutex_create(&thread_lock, APR_THREAD_MUTEX_UNNESTED, pool);
94 if (s[0] != APR_SUCCESS) {
95 printf("Failed!\n");
96 return s[0];
97 }
98 printf("OK\n");
99
100 apr_thread_mutex_lock(thread_lock);
101 /* set_concurrency(4)? -aaron */
102 printf(" Starting %d threads ", num_threads);
103 for (i = 0; i < num_threads; ++i) {
104 s[i] = apr_thread_create(&t[i], NULL, thread_mutex_func, NULL, pool);
105 if (s[i] != APR_SUCCESS) {
106 printf("Failed!\n");
107 return s[i];
108 }
109 }
110 printf("OK\n");
111
112 time_start = apr_time_now();
113 apr_thread_mutex_unlock(thread_lock);
114
115 /* printf("%-60s", " Waiting for threads to exit"); */
116 for (i = 0; i < num_threads; ++i) {
117 apr_thread_join(&s[i], t[i]);
118 }
119 /* printf("OK\n"); */
120
121 time_stop = apr_time_now();
122 printf("microseconds: %" APR_INT64_T_FMT " usec\n",
123 (time_stop - time_start));
124 if (mutex_counter != max_counter * num_threads)
125 printf("error: counter = %ld\n", mutex_counter);
126
127 return APR_SUCCESS;
128 }
129
test_thread_mutex_nested(int num_threads)130 int test_thread_mutex_nested(int num_threads)
131 {
132 apr_thread_t *t[MAX_THREADS];
133 apr_status_t s[MAX_THREADS];
134 apr_time_t time_start, time_stop;
135 int i;
136
137 mutex_counter = 0;
138
139 printf("apr_thread_mutex_t Tests\n");
140 printf("%-60s", " Initializing the apr_thread_mutex_t (NESTED)");
141 s[0] = apr_thread_mutex_create(&thread_lock, APR_THREAD_MUTEX_NESTED, pool);
142 if (s[0] != APR_SUCCESS) {
143 printf("Failed!\n");
144 return s[0];
145 }
146 printf("OK\n");
147
148 apr_thread_mutex_lock(thread_lock);
149 /* set_concurrency(4)? -aaron */
150 printf(" Starting %d threads ", num_threads);
151 for (i = 0; i < num_threads; ++i) {
152 s[i] = apr_thread_create(&t[i], NULL, thread_mutex_func, NULL, pool);
153 if (s[i] != APR_SUCCESS) {
154 printf("Failed!\n");
155 return s[i];
156 }
157 }
158 printf("OK\n");
159
160 time_start = apr_time_now();
161 apr_thread_mutex_unlock(thread_lock);
162
163 /* printf("%-60s", " Waiting for threads to exit"); */
164 for (i = 0; i < num_threads; ++i) {
165 apr_thread_join(&s[i], t[i]);
166 }
167 /* printf("OK\n"); */
168
169 time_stop = apr_time_now();
170 printf("microseconds: %" APR_INT64_T_FMT " usec\n",
171 (time_stop - time_start));
172 if (mutex_counter != max_counter * num_threads)
173 printf("error: counter = %ld\n", mutex_counter);
174
175 return APR_SUCCESS;
176 }
177
test_thread_rwlock(int num_threads)178 int test_thread_rwlock(int num_threads)
179 {
180 apr_thread_t *t[MAX_THREADS];
181 apr_status_t s[MAX_THREADS];
182 apr_time_t time_start, time_stop;
183 int i;
184
185 mutex_counter = 0;
186
187 printf("apr_thread_rwlock_t Tests\n");
188 printf("%-60s", " Initializing the apr_thread_rwlock_t");
189 s[0] = apr_thread_rwlock_create(&thread_rwlock, pool);
190 if (s[0] != APR_SUCCESS) {
191 printf("Failed!\n");
192 return s[0];
193 }
194 printf("OK\n");
195
196 apr_thread_rwlock_wrlock(thread_rwlock);
197 /* set_concurrency(4)? -aaron */
198 printf(" Starting %d threads ", num_threads);
199 for (i = 0; i < num_threads; ++i) {
200 s[i] = apr_thread_create(&t[i], NULL, thread_rwlock_func, NULL, pool);
201 if (s[i] != APR_SUCCESS) {
202 printf("Failed!\n");
203 return s[i];
204 }
205 }
206 printf("OK\n");
207
208 time_start = apr_time_now();
209 apr_thread_rwlock_unlock(thread_rwlock);
210
211 /* printf("%-60s", " Waiting for threads to exit"); */
212 for (i = 0; i < num_threads; ++i) {
213 apr_thread_join(&s[i], t[i]);
214 }
215 /* printf("OK\n"); */
216
217 time_stop = apr_time_now();
218 printf("microseconds: %" APR_INT64_T_FMT " usec\n",
219 (time_stop - time_start));
220 if (mutex_counter != max_counter * num_threads)
221 printf("error: counter = %ld\n", mutex_counter);
222
223 return APR_SUCCESS;
224 }
225
main(int argc,const char * const * argv)226 int main(int argc, const char * const *argv)
227 {
228 apr_status_t rv;
229 char errmsg[200];
230 apr_getopt_t *opt;
231 char optchar;
232 const char *optarg;
233
234 printf("APR Lock Performance Test\n==============\n\n");
235
236 apr_initialize();
237 atexit(apr_terminate);
238
239 if (apr_pool_create(&pool, NULL) != APR_SUCCESS)
240 exit(-1);
241
242 if ((rv = apr_getopt_init(&opt, pool, argc, argv)) != APR_SUCCESS) {
243 fprintf(stderr, "Could not set up to parse options: [%d] %s\n",
244 rv, apr_strerror(rv, errmsg, sizeof errmsg));
245 exit(-1);
246 }
247
248 while ((rv = apr_getopt(opt, "c:v", &optchar, &optarg)) == APR_SUCCESS) {
249 if (optchar == 'c') {
250 max_counter = atol(optarg);
251 }
252 else if (optchar == 'v') {
253 verbose = 1;
254 }
255 }
256
257 if (rv != APR_SUCCESS && rv != APR_EOF) {
258 fprintf(stderr, "Could not parse options: [%d] %s\n",
259 rv, apr_strerror(rv, errmsg, sizeof errmsg));
260 exit(-1);
261 }
262
263 for (i = 1; i <= MAX_THREADS; ++i) {
264 if ((rv = test_thread_mutex(i)) != APR_SUCCESS) {
265 fprintf(stderr,"thread_mutex test failed : [%d] %s\n",
266 rv, apr_strerror(rv, (char*)errmsg, 200));
267 exit(-3);
268 }
269
270 if ((rv = test_thread_mutex_nested(i)) != APR_SUCCESS) {
271 fprintf(stderr,"thread_mutex (NESTED) test failed : [%d] %s\n",
272 rv, apr_strerror(rv, (char*)errmsg, 200));
273 exit(-4);
274 }
275
276 if ((rv = test_thread_rwlock(i)) != APR_SUCCESS) {
277 fprintf(stderr,"thread_rwlock test failed : [%d] %s\n",
278 rv, apr_strerror(rv, (char*)errmsg, 200));
279 exit(-6);
280 }
281 }
282
283 return 0;
284 }
285
286 #endif /* !APR_HAS_THREADS */
287