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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- | |
2 | // vim: ts=8 sw=2 smarttab | |
3 | ||
4 | #include <stdio.h> | |
5 | #include <string.h> | |
6 | #include <iostream> | |
7 | #include <time.h> | |
8 | #include <fcntl.h> | |
9 | #include <unistd.h> | |
10 | #include <thread> | |
11 | #include "global/global_init.h" | |
12 | #include "common/ceph_argparse.h" | |
13 | #include "include/stringify.h" | |
14 | #include "common/errno.h" | |
15 | #include <gtest/gtest.h> | |
16 | ||
17 | #include "os/bluestore/BlueFS.h" | |
18 | ||
19 | string get_temp_bdev(uint64_t size) | |
20 | { | |
21 | static int n = 0; | |
22 | string fn = "ceph_test_bluefs.tmp.block." + stringify(getpid()) | |
23 | + "." + stringify(++n); | |
24 | int fd = ::open(fn.c_str(), O_CREAT|O_RDWR|O_TRUNC, 0644); | |
25 | assert(fd >= 0); | |
26 | int r = ::ftruncate(fd, size); | |
27 | assert(r >= 0); | |
28 | ::close(fd); | |
29 | return fn; | |
30 | } | |
31 | ||
32 | char* gen_buffer(uint64_t size) | |
33 | { | |
34 | char *buffer = new char[size]; | |
35 | boost::random::random_device rand; | |
36 | rand.generate(buffer, buffer + size); | |
37 | return buffer; | |
38 | } | |
39 | ||
40 | ||
41 | void rm_temp_bdev(string f) | |
42 | { | |
43 | ::unlink(f.c_str()); | |
44 | } | |
45 | ||
46 | TEST(BlueFS, mkfs) { | |
47 | uint64_t size = 1048576 * 128; | |
48 | string fn = get_temp_bdev(size); | |
49 | uuid_d fsid; | |
50 | BlueFS fs(g_ceph_context); | |
51 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
52 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
53 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
54 | rm_temp_bdev(fn); | |
55 | } | |
56 | ||
57 | TEST(BlueFS, mkfs_mount) { | |
58 | uint64_t size = 1048576 * 128; | |
59 | string fn = get_temp_bdev(size); | |
60 | BlueFS fs(g_ceph_context); | |
61 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
62 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
63 | uuid_d fsid; | |
64 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
65 | ASSERT_EQ(0, fs.mount()); | |
66 | ASSERT_EQ(fs.get_total(BlueFS::BDEV_DB), size - 1048576); | |
67 | ASSERT_LT(fs.get_free(BlueFS::BDEV_DB), size - 1048576); | |
68 | fs.umount(); | |
69 | rm_temp_bdev(fn); | |
70 | } | |
71 | ||
72 | TEST(BlueFS, write_read) { | |
73 | uint64_t size = 1048576 * 128; | |
74 | string fn = get_temp_bdev(size); | |
75 | BlueFS fs(g_ceph_context); | |
76 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
77 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
78 | uuid_d fsid; | |
79 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
80 | ASSERT_EQ(0, fs.mount()); | |
81 | { | |
82 | BlueFS::FileWriter *h; | |
83 | ASSERT_EQ(0, fs.mkdir("dir")); | |
84 | ASSERT_EQ(0, fs.open_for_write("dir", "file", &h, false)); | |
85 | h->append("foo", 3); | |
86 | h->append("bar", 3); | |
87 | h->append("baz", 3); | |
88 | fs.fsync(h); | |
89 | fs.close_writer(h); | |
90 | } | |
91 | { | |
92 | BlueFS::FileReader *h; | |
93 | ASSERT_EQ(0, fs.open_for_read("dir", "file", &h)); | |
94 | bufferlist bl; | |
95 | BlueFS::FileReaderBuffer buf(4096); | |
96 | ASSERT_EQ(9, fs.read(h, &buf, 0, 1024, &bl, NULL)); | |
97 | ASSERT_EQ(0, strncmp("foobarbaz", bl.c_str(), 9)); | |
98 | delete h; | |
99 | } | |
100 | fs.umount(); | |
101 | rm_temp_bdev(fn); | |
102 | } | |
103 | ||
104 | TEST(BlueFS, small_appends) { | |
105 | uint64_t size = 1048576 * 128; | |
106 | string fn = get_temp_bdev(size); | |
107 | BlueFS fs(g_ceph_context); | |
108 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
109 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
110 | uuid_d fsid; | |
111 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
112 | ASSERT_EQ(0, fs.mount()); | |
113 | { | |
114 | BlueFS::FileWriter *h; | |
115 | ASSERT_EQ(0, fs.mkdir("dir")); | |
116 | ASSERT_EQ(0, fs.open_for_write("dir", "file", &h, false)); | |
117 | for (unsigned i = 0; i < 10000; ++i) { | |
118 | h->append("abcdeabcdeabcdeabcdeabcdeabc", 23); | |
119 | } | |
120 | fs.fsync(h); | |
121 | fs.close_writer(h); | |
122 | } | |
123 | { | |
124 | BlueFS::FileWriter *h; | |
125 | ASSERT_EQ(0, fs.open_for_write("dir", "file_sync", &h, false)); | |
126 | for (unsigned i = 0; i < 1000; ++i) { | |
127 | h->append("abcdeabcdeabcdeabcdeabcdeabc", 23); | |
128 | ASSERT_EQ(0, fs.fsync(h)); | |
129 | } | |
130 | fs.close_writer(h); | |
131 | } | |
132 | fs.umount(); | |
133 | rm_temp_bdev(fn); | |
134 | } | |
135 | ||
136 | #define ALLOC_SIZE 4096 | |
137 | ||
138 | void write_data(BlueFS &fs, uint64_t rationed_bytes) | |
139 | { | |
140 | BlueFS::FileWriter *h; | |
141 | int j=0, r=0; | |
142 | uint64_t written_bytes = 0; | |
143 | rationed_bytes -= ALLOC_SIZE; | |
144 | stringstream ss; | |
145 | string dir = "dir."; | |
146 | ss << std::this_thread::get_id(); | |
147 | dir.append(ss.str()); | |
148 | dir.append("."); | |
149 | dir.append(to_string(j)); | |
150 | ASSERT_EQ(0, fs.mkdir(dir)); | |
151 | while (1) { | |
152 | string file = "file."; | |
153 | file.append(to_string(j)); | |
154 | ASSERT_EQ(0, fs.open_for_write(dir, file, &h, false)); | |
155 | bufferlist bl; | |
156 | char *buf = gen_buffer(ALLOC_SIZE); | |
157 | bufferptr bp = buffer::claim_char(ALLOC_SIZE, buf); | |
158 | bl.push_back(bp); | |
159 | h->append(bl.c_str(), bl.length()); | |
160 | r = fs.fsync(h); | |
161 | if (r < 0) { | |
162 | fs.close_writer(h); | |
163 | break; | |
164 | } | |
165 | written_bytes += g_conf->bluefs_alloc_size; | |
166 | fs.close_writer(h); | |
167 | j++; | |
168 | if ((rationed_bytes - written_bytes) <= g_conf->bluefs_alloc_size) { | |
169 | break; | |
170 | } | |
171 | } | |
172 | } | |
173 | ||
174 | void create_single_file(BlueFS &fs) | |
175 | { | |
176 | BlueFS::FileWriter *h; | |
177 | stringstream ss; | |
178 | string dir = "dir.test"; | |
179 | ASSERT_EQ(0, fs.mkdir(dir)); | |
180 | string file = "testfile"; | |
181 | ASSERT_EQ(0, fs.open_for_write(dir, file, &h, false)); | |
182 | bufferlist bl; | |
183 | char *buf = gen_buffer(ALLOC_SIZE); | |
184 | bufferptr bp = buffer::claim_char(ALLOC_SIZE, buf); | |
185 | bl.push_back(bp); | |
186 | h->append(bl.c_str(), bl.length()); | |
187 | fs.fsync(h); | |
188 | fs.close_writer(h); | |
189 | } | |
190 | ||
191 | void write_single_file(BlueFS &fs, uint64_t rationed_bytes) | |
192 | { | |
193 | BlueFS::FileWriter *h; | |
194 | stringstream ss; | |
195 | string dir = "dir.test"; | |
196 | string file = "testfile"; | |
197 | int r=0; | |
198 | uint64_t written_bytes = 0; | |
199 | rationed_bytes -= ALLOC_SIZE; | |
200 | while (1) { | |
201 | ASSERT_EQ(0, fs.open_for_write(dir, file, &h, false)); | |
202 | bufferlist bl; | |
203 | char *buf = gen_buffer(ALLOC_SIZE); | |
204 | bufferptr bp = buffer::claim_char(ALLOC_SIZE, buf); | |
205 | bl.push_back(bp); | |
206 | h->append(bl.c_str(), bl.length()); | |
207 | r = fs.fsync(h); | |
208 | if (r < 0) { | |
209 | fs.close_writer(h); | |
210 | break; | |
211 | } | |
212 | written_bytes += g_conf->bluefs_alloc_size; | |
213 | fs.close_writer(h); | |
214 | if ((rationed_bytes - written_bytes) <= g_conf->bluefs_alloc_size) { | |
215 | break; | |
216 | } | |
217 | } | |
218 | } | |
219 | ||
220 | bool writes_done = false; | |
221 | ||
222 | void sync_fs(BlueFS &fs) | |
223 | { | |
224 | while (1) { | |
225 | if (writes_done == true) | |
226 | break; | |
227 | fs.sync_metadata(); | |
228 | sleep(1); | |
229 | } | |
230 | } | |
231 | ||
232 | ||
233 | void do_join(std::thread& t) | |
234 | { | |
235 | t.join(); | |
236 | } | |
237 | ||
238 | void join_all(std::vector<std::thread>& v) | |
239 | { | |
240 | std::for_each(v.begin(),v.end(),do_join); | |
241 | } | |
242 | ||
243 | #define NUM_WRITERS 3 | |
244 | #define NUM_SYNC_THREADS 1 | |
245 | ||
246 | #define NUM_SINGLE_FILE_WRITERS 1 | |
247 | #define NUM_MULTIPLE_FILE_WRITERS 2 | |
248 | ||
249 | TEST(BlueFS, test_flush_1) { | |
250 | uint64_t size = 1048576 * 128; | |
251 | string fn = get_temp_bdev(size); | |
252 | g_ceph_context->_conf->set_val( | |
253 | "bluefs_alloc_size", | |
254 | "65536"); | |
255 | g_ceph_context->_conf->apply_changes(NULL); | |
256 | ||
257 | BlueFS fs(g_ceph_context); | |
258 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
259 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
260 | uuid_d fsid; | |
261 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
262 | ASSERT_EQ(0, fs.mount()); | |
263 | { | |
264 | std::vector<std::thread> write_thread_multiple; | |
265 | uint64_t effective_size = size - (32 * 1048576); // leaving the last 32 MB for log compaction | |
266 | uint64_t per_thread_bytes = (effective_size/(NUM_MULTIPLE_FILE_WRITERS + NUM_SINGLE_FILE_WRITERS)); | |
267 | for (int i=0; i<NUM_MULTIPLE_FILE_WRITERS ; i++) { | |
268 | write_thread_multiple.push_back(std::thread(write_data, std::ref(fs), per_thread_bytes)); | |
269 | } | |
270 | ||
271 | create_single_file(fs); | |
272 | std::vector<std::thread> write_thread_single; | |
273 | for (int i=0; i<NUM_SINGLE_FILE_WRITERS; i++) { | |
274 | write_thread_single.push_back(std::thread(write_single_file, std::ref(fs), per_thread_bytes)); | |
275 | } | |
276 | ||
277 | join_all(write_thread_single); | |
278 | join_all(write_thread_multiple); | |
279 | } | |
280 | fs.umount(); | |
281 | rm_temp_bdev(fn); | |
282 | } | |
283 | ||
284 | TEST(BlueFS, test_flush_2) { | |
285 | uint64_t size = 1048576 * 256; | |
286 | string fn = get_temp_bdev(size); | |
287 | g_ceph_context->_conf->set_val( | |
288 | "bluefs_alloc_size", | |
289 | "65536"); | |
290 | g_ceph_context->_conf->apply_changes(NULL); | |
291 | ||
292 | BlueFS fs(g_ceph_context); | |
293 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
294 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
295 | uuid_d fsid; | |
296 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
297 | ASSERT_EQ(0, fs.mount()); | |
298 | { | |
299 | uint64_t effective_size = size - (128 * 1048576); // leaving the last 32 MB for log compaction | |
300 | uint64_t per_thread_bytes = (effective_size/(NUM_WRITERS)); | |
301 | std::vector<std::thread> write_thread_multiple; | |
302 | for (int i=0; i<NUM_WRITERS; i++) { | |
303 | write_thread_multiple.push_back(std::thread(write_data, std::ref(fs), per_thread_bytes)); | |
304 | } | |
305 | ||
306 | join_all(write_thread_multiple); | |
307 | } | |
308 | fs.umount(); | |
309 | rm_temp_bdev(fn); | |
310 | } | |
311 | ||
312 | TEST(BlueFS, test_flush_3) { | |
313 | uint64_t size = 1048576 * 256; | |
314 | string fn = get_temp_bdev(size); | |
315 | g_ceph_context->_conf->set_val( | |
316 | "bluefs_alloc_size", | |
317 | "65536"); | |
318 | g_ceph_context->_conf->apply_changes(NULL); | |
319 | ||
320 | BlueFS fs(g_ceph_context); | |
321 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
322 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
323 | uuid_d fsid; | |
324 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
325 | ASSERT_EQ(0, fs.mount()); | |
326 | { | |
327 | std::vector<std::thread> write_threads; | |
328 | uint64_t effective_size = size - (64 * 1048576); // leaving the last 11 MB for log compaction | |
329 | uint64_t per_thread_bytes = (effective_size/(NUM_WRITERS)); | |
330 | for (int i=0; i<NUM_WRITERS; i++) { | |
331 | write_threads.push_back(std::thread(write_data, std::ref(fs), per_thread_bytes)); | |
332 | } | |
333 | ||
334 | std::vector<std::thread> sync_threads; | |
335 | for (int i=0; i<NUM_SYNC_THREADS; i++) { | |
336 | sync_threads.push_back(std::thread(sync_fs, std::ref(fs))); | |
337 | } | |
338 | ||
339 | join_all(write_threads); | |
340 | writes_done = true; | |
341 | join_all(sync_threads); | |
342 | } | |
343 | fs.umount(); | |
344 | rm_temp_bdev(fn); | |
345 | } | |
346 | ||
347 | TEST(BlueFS, test_simple_compaction_sync) { | |
348 | g_ceph_context->_conf->set_val( | |
349 | "bluefs_compact_log_sync", | |
350 | "true"); | |
351 | uint64_t size = 1048576 * 128; | |
352 | string fn = get_temp_bdev(size); | |
353 | ||
354 | BlueFS fs(g_ceph_context); | |
355 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
356 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
357 | uuid_d fsid; | |
358 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
359 | ASSERT_EQ(0, fs.mount()); | |
360 | { | |
361 | BlueFS::FileWriter *h; | |
362 | for (int i=0; i<10; i++) { | |
363 | string dir = "dir."; | |
364 | dir.append(to_string(i)); | |
365 | ASSERT_EQ(0, fs.mkdir(dir)); | |
366 | for (int j=0; j<10; j++) { | |
367 | string file = "file."; | |
368 | file.append(to_string(j)); | |
369 | ASSERT_EQ(0, fs.open_for_write(dir, file, &h, false)); | |
370 | bufferlist bl; | |
371 | char *buf = gen_buffer(4096); | |
372 | bufferptr bp = buffer::claim_char(4096, buf); | |
373 | bl.push_back(bp); | |
374 | h->append(bl.c_str(), bl.length()); | |
375 | fs.fsync(h); | |
376 | fs.close_writer(h); | |
377 | } | |
378 | } | |
379 | } | |
380 | // Don't remove all | |
381 | { | |
382 | for (int i=0; i<10; i+=2) { | |
383 | string dir = "dir."; | |
384 | dir.append(to_string(i)); | |
385 | for (int j=0; j<10; j+=2) { | |
386 | string file = "file."; | |
387 | file.append(to_string(j)); | |
388 | fs.unlink(dir, file); | |
389 | fs.flush_log(); | |
390 | } | |
391 | fs.rmdir(dir); | |
392 | fs.flush_log(); | |
393 | } | |
394 | } | |
395 | fs.compact_log(); | |
396 | fs.umount(); | |
397 | rm_temp_bdev(fn); | |
398 | } | |
399 | ||
400 | TEST(BlueFS, test_simple_compaction_async) { | |
401 | g_ceph_context->_conf->set_val( | |
402 | "bluefs_compact_log_sync", | |
403 | "false"); | |
404 | uint64_t size = 1048576 * 128; | |
405 | string fn = get_temp_bdev(size); | |
406 | ||
407 | BlueFS fs(g_ceph_context); | |
408 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
409 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
410 | uuid_d fsid; | |
411 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
412 | ASSERT_EQ(0, fs.mount()); | |
413 | { | |
414 | BlueFS::FileWriter *h; | |
415 | for (int i=0; i<10; i++) { | |
416 | string dir = "dir."; | |
417 | dir.append(to_string(i)); | |
418 | ASSERT_EQ(0, fs.mkdir(dir)); | |
419 | for (int j=0; j<10; j++) { | |
420 | string file = "file."; | |
421 | file.append(to_string(j)); | |
422 | ASSERT_EQ(0, fs.open_for_write(dir, file, &h, false)); | |
423 | bufferlist bl; | |
424 | char *buf = gen_buffer(4096); | |
425 | bufferptr bp = buffer::claim_char(4096, buf); | |
426 | bl.push_back(bp); | |
427 | h->append(bl.c_str(), bl.length()); | |
428 | fs.fsync(h); | |
429 | fs.close_writer(h); | |
430 | } | |
431 | } | |
432 | } | |
433 | // Don't remove all | |
434 | { | |
435 | for (int i=0; i<10; i+=2) { | |
436 | string dir = "dir."; | |
437 | dir.append(to_string(i)); | |
438 | for (int j=0; j<10; j+=2) { | |
439 | string file = "file."; | |
440 | file.append(to_string(j)); | |
441 | fs.unlink(dir, file); | |
442 | fs.flush_log(); | |
443 | } | |
444 | fs.rmdir(dir); | |
445 | fs.flush_log(); | |
446 | } | |
447 | } | |
448 | fs.compact_log(); | |
449 | fs.umount(); | |
450 | rm_temp_bdev(fn); | |
451 | } | |
452 | ||
453 | TEST(BlueFS, test_compaction_sync) { | |
454 | uint64_t size = 1048576 * 128; | |
455 | string fn = get_temp_bdev(size); | |
456 | g_ceph_context->_conf->set_val( | |
457 | "bluefs_alloc_size", | |
458 | "65536"); | |
459 | g_ceph_context->_conf->set_val( | |
460 | "bluefs_compact_log_sync", | |
461 | "true"); | |
462 | ||
463 | BlueFS fs(g_ceph_context); | |
464 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
465 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
466 | uuid_d fsid; | |
467 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
468 | ASSERT_EQ(0, fs.mount()); | |
469 | { | |
470 | std::vector<std::thread> write_threads; | |
471 | uint64_t effective_size = size - (32 * 1048576); // leaving the last 32 MB for log compaction | |
472 | uint64_t per_thread_bytes = (effective_size/(NUM_WRITERS)); | |
473 | for (int i=0; i<NUM_WRITERS; i++) { | |
474 | write_threads.push_back(std::thread(write_data, std::ref(fs), per_thread_bytes)); | |
475 | } | |
476 | ||
477 | std::vector<std::thread> sync_threads; | |
478 | for (int i=0; i<NUM_SYNC_THREADS; i++) { | |
479 | sync_threads.push_back(std::thread(sync_fs, std::ref(fs))); | |
480 | } | |
481 | ||
482 | join_all(write_threads); | |
483 | writes_done = true; | |
484 | join_all(sync_threads); | |
485 | fs.compact_log(); | |
486 | } | |
487 | fs.umount(); | |
488 | rm_temp_bdev(fn); | |
489 | } | |
490 | ||
491 | TEST(BlueFS, test_compaction_async) { | |
492 | uint64_t size = 1048576 * 128; | |
493 | string fn = get_temp_bdev(size); | |
494 | g_ceph_context->_conf->set_val( | |
495 | "bluefs_alloc_size", | |
496 | "65536"); | |
497 | g_ceph_context->_conf->set_val( | |
498 | "bluefs_compact_log_sync", | |
499 | "false"); | |
500 | ||
501 | BlueFS fs(g_ceph_context); | |
502 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
503 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
504 | uuid_d fsid; | |
505 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
506 | ASSERT_EQ(0, fs.mount()); | |
507 | { | |
508 | std::vector<std::thread> write_threads; | |
509 | uint64_t effective_size = size - (32 * 1048576); // leaving the last 32 MB for log compaction | |
510 | uint64_t per_thread_bytes = (effective_size/(NUM_WRITERS)); | |
511 | for (int i=0; i<NUM_WRITERS; i++) { | |
512 | write_threads.push_back(std::thread(write_data, std::ref(fs), per_thread_bytes)); | |
513 | } | |
514 | ||
515 | std::vector<std::thread> sync_threads; | |
516 | for (int i=0; i<NUM_SYNC_THREADS; i++) { | |
517 | sync_threads.push_back(std::thread(sync_fs, std::ref(fs))); | |
518 | } | |
519 | ||
520 | join_all(write_threads); | |
521 | writes_done = true; | |
522 | join_all(sync_threads); | |
523 | fs.compact_log(); | |
524 | } | |
525 | fs.umount(); | |
526 | rm_temp_bdev(fn); | |
527 | } | |
528 | ||
529 | TEST(BlueFS, test_replay) { | |
530 | uint64_t size = 1048576 * 128; | |
531 | string fn = get_temp_bdev(size); | |
532 | g_ceph_context->_conf->set_val( | |
533 | "bluefs_alloc_size", | |
534 | "65536"); | |
535 | g_ceph_context->_conf->set_val( | |
536 | "bluefs_compact_log_sync", | |
537 | "false"); | |
538 | ||
539 | BlueFS fs(g_ceph_context); | |
540 | ASSERT_EQ(0, fs.add_block_device(BlueFS::BDEV_DB, fn)); | |
541 | fs.add_block_extent(BlueFS::BDEV_DB, 1048576, size - 1048576); | |
542 | uuid_d fsid; | |
543 | ASSERT_EQ(0, fs.mkfs(fsid)); | |
544 | ASSERT_EQ(0, fs.mount()); | |
545 | { | |
546 | std::vector<std::thread> write_threads; | |
547 | uint64_t effective_size = size - (32 * 1048576); // leaving the last 32 MB for log compaction | |
548 | uint64_t per_thread_bytes = (effective_size/(NUM_WRITERS)); | |
549 | for (int i=0; i<NUM_WRITERS; i++) { | |
550 | write_threads.push_back(std::thread(write_data, std::ref(fs), per_thread_bytes)); | |
551 | } | |
552 | ||
553 | std::vector<std::thread> sync_threads; | |
554 | for (int i=0; i<NUM_SYNC_THREADS; i++) { | |
555 | sync_threads.push_back(std::thread(sync_fs, std::ref(fs))); | |
556 | } | |
557 | ||
558 | join_all(write_threads); | |
559 | writes_done = true; | |
560 | join_all(sync_threads); | |
561 | fs.compact_log(); | |
562 | } | |
563 | fs.umount(); | |
564 | // remount and check log can replay safe? | |
565 | ASSERT_EQ(0, fs.mount()); | |
566 | fs.umount(); | |
567 | rm_temp_bdev(fn); | |
568 | } | |
569 | ||
570 | int main(int argc, char **argv) { | |
571 | vector<const char*> args; | |
572 | argv_to_vec(argc, (const char **)argv, args); | |
573 | env_to_vec(args); | |
574 | ||
575 | vector<const char *> def_args; | |
576 | def_args.push_back("--debug-bluefs=1/20"); | |
577 | def_args.push_back("--debug-bdev=1/20"); | |
578 | ||
579 | auto cct = global_init(&def_args, args, CEPH_ENTITY_TYPE_CLIENT, | |
580 | CODE_ENVIRONMENT_UTILITY, | |
581 | 0); | |
582 | common_init_finish(g_ceph_context); | |
583 | g_ceph_context->_conf->set_val( | |
584 | "enable_experimental_unrecoverable_data_corrupting_features", | |
585 | "*"); | |
586 | g_ceph_context->_conf->apply_changes(NULL); | |
587 | ||
588 | ::testing::InitGoogleTest(&argc, argv); | |
589 | return RUN_ALL_TESTS(); | |
590 | } |