2 #include "../profile.h"
4 #include "../optgroup.h"
12 #define SAMPLE_SEC 3600 /* 1h checks */
14 struct act_pass_criteria {
15 unsigned int max_usec;
16 unsigned int max_perm;
18 #define ACT_MAX_CRIT 3
20 static struct act_pass_criteria act_pass[ACT_MAX_CRIT] = {
36 uint64_t lat_buckets[ACT_MAX_CRIT];
41 struct fio_mutex *mutex;
44 struct act_slice *slices;
45 unsigned int nr_slices;
47 static struct act_run_data *act_run_data;
49 struct act_prof_data {
50 struct timespec sample_tv;
51 struct act_slice *slices;
52 unsigned int cur_slice;
53 unsigned int nr_slices;
56 #define ACT_MAX_OPTS 128
57 static const char *act_opts[ACT_MAX_OPTS] = {
60 "random_generator=lfsr",
65 static unsigned int opt_idx = 5;
66 static unsigned int org_idx;
68 static int act_add_opt(const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2)));
75 unsigned int threads_per_queue;
76 unsigned int num_read_blocks;
77 unsigned int write_size;
78 unsigned long long test_duration;
81 static struct act_options act_options;
83 static struct fio_option options[] = {
85 .name = "device-names",
86 .lname = "device-names",
87 .type = FIO_OPT_STR_STORE,
88 .off1 = offsetof(struct act_options, device_names),
89 .help = "Devices to use",
90 .category = FIO_OPT_C_PROFILE,
91 .group = FIO_OPT_G_ACT,
96 .lname = "Load multiplier",
98 .off1 = offsetof(struct act_options, load),
99 .help = "ACT load multipler (default 1x)",
101 .category = FIO_OPT_C_PROFILE,
102 .group = FIO_OPT_G_ACT,
105 .name = "test-duration",
106 .lname = "Test duration",
107 .type = FIO_OPT_STR_VAL_TIME,
108 .off1 = offsetof(struct act_options, test_duration),
109 .help = "How long the entire test takes to run",
111 .category = FIO_OPT_C_PROFILE,
112 .group = FIO_OPT_G_ACT,
115 .name = "threads-per-queue",
116 .lname = "Number of read IO threads per device",
118 .off1 = offsetof(struct act_options, threads_per_queue),
119 .help = "Number of read IO threads per device",
121 .category = FIO_OPT_C_PROFILE,
122 .group = FIO_OPT_G_ACT,
125 .name = "read-req-num-512-blocks",
126 .lname = "Number of 512B blocks to read",
128 .off1 = offsetof(struct act_options, num_read_blocks),
129 .help = "Number of 512B blocks to read at the time",
131 .category = FIO_OPT_C_PROFILE,
132 .group = FIO_OPT_G_ACT,
135 .name = "large-block-op-kbytes",
136 .lname = "Size of large block ops in KiB (writes)",
138 .off1 = offsetof(struct act_options, write_size),
139 .help = "Size of large block ops in KiB (writes)",
141 .category = FIO_OPT_C_PROFILE,
142 .group = FIO_OPT_G_ACT,
146 .lname = "Run ACT prep phase",
147 .type = FIO_OPT_STR_SET,
148 .off1 = offsetof(struct act_options, prep),
149 .help = "Set to run ACT prep phase",
150 .category = FIO_OPT_C_PROFILE,
151 .group = FIO_OPT_G_ACT,
158 static int act_add_opt(const char *str, ...)
164 if (opt_idx == ACT_MAX_OPTS) {
165 log_err("act: ACT_MAX_OPTS is too small\n");
170 len = vsnprintf(buffer, sizeof(buffer), str, args);
174 act_opts[opt_idx++] = strdup(buffer);
179 static int act_add_rw(const char *dev, int reads)
181 struct act_options *ao = &act_options;
183 if (act_add_opt("name=act-%s-%s", reads ? "read" : "write", dev))
185 if (act_add_opt("filename=%s", dev))
187 if (act_add_opt("rw=%s", reads ? "randread" : "randwrite"))
190 int rload = ao->load * R_LOAD / ao->threads_per_queue;
192 if (act_add_opt("numjobs=%u", ao->threads_per_queue))
194 if (act_add_opt("rate_iops=%u", rload))
196 if (act_add_opt("bs=%u", ao->num_read_blocks * 512))
199 const int rsize = ao->write_size / (ao->num_read_blocks * 512);
200 int wload = (ao->load * W_LOAD + rsize - 1) / rsize;
202 if (act_add_opt("rate_iops=%u", wload))
204 if (act_add_opt("bs=%u", ao->write_size))
211 static int act_add_dev_prep(const char *dev)
213 /* Add sequential zero phase */
214 if (act_add_opt("name=act-prep-zeroes-%s", dev))
216 if (act_add_opt("filename=%s", dev))
218 if (act_add_opt("bs=1048576"))
220 if (act_add_opt("zero_buffers"))
222 if (act_add_opt("rw=write"))
225 /* Randomly overwrite device */
226 if (act_add_opt("name=act-prep-salt-%s", dev))
228 if (act_add_opt("stonewall"))
230 if (act_add_opt("filename=%s", dev))
232 if (act_add_opt("bs=4096"))
234 if (act_add_opt("ioengine=libaio"))
236 if (act_add_opt("iodepth=64"))
238 if (act_add_opt("rw=randwrite"))
244 static int act_add_dev(const char *dev)
246 if (act_options.prep)
247 return act_add_dev_prep(dev);
249 if (act_add_opt("runtime=%llus", act_options.test_duration))
251 if (act_add_opt("time_based=1"))
254 if (act_add_rw(dev, 1))
256 if (act_add_rw(dev, 0))
263 * Fill our private options into the command line
265 static int act_prep_cmdline(void)
267 if (!act_options.device_names) {
268 log_err("act: you need to set IO target(s) with the "
269 "device-names option.\n");
278 dev = strsep(&act_options.device_names, ",");
282 if (act_add_dev(dev)) {
283 log_err("act: failed adding device to the mix\n");
291 static int act_io_u_lat(struct thread_data *td, uint64_t usec)
293 struct act_prof_data *apd = td->prof_data;
294 struct act_slice *slice;
298 if (act_options.prep)
302 * Really should not happen, but lets not let jitter at the end
305 if (apd->cur_slice >= apd->nr_slices)
308 slice = &apd->slices[apd->cur_slice];
311 for (i = ACT_MAX_CRIT - 1; i >= 0; i--) {
312 if (usec > act_pass[i].max_usec) {
313 slice->lat_buckets[i]++;
318 if (time_since_now(&apd->sample_tv) < SAMPLE_SEC)
321 /* SAMPLE_SEC has passed, check criteria for pass */
322 for (i = 0; i < ACT_MAX_CRIT; i++) {
323 perm = (1000.0 * slice->lat_buckets[i]) / slice->total_ios;
324 if (perm < act_pass[i].max_perm)
327 log_err("act: %f%% exceeds pass criteria of %f%%\n", perm / 10.0, (double) act_pass[i].max_perm / 10.0);
332 fio_gettime(&apd->sample_tv, NULL);
337 static void get_act_ref(void)
339 fio_mutex_down(act_run_data->mutex);
340 act_run_data->pending++;
341 fio_mutex_up(act_run_data->mutex);
344 static int show_slice(struct act_slice *slice, unsigned int slice_num)
346 unsigned int i, failed = 0;
348 log_info(" %2u", slice_num);
350 for (i = 0; i < ACT_MAX_CRIT; i++) {
353 if (slice->total_ios)
354 perc = 100.0 * (double) slice->lat_buckets[i] / (double) slice->total_ios;
355 if ((perc * 10.0) >= act_pass[i].max_perm)
357 log_info("\t%2.2f", perc);
359 for (i = 0; i < ACT_MAX_CRIT; i++) {
362 if (slice->total_ios)
363 perc = 100.0 * (double) slice->lat_buckets[i] / (double) slice->total_ios;
364 log_info("\t%2.2f", perc);
371 static void act_show_all_stats(void)
373 unsigned int i, fails = 0;
375 log_info(" trans device\n");
376 log_info(" %%>(ms) %%>(ms)\n");
379 for (i = 0; i < ACT_MAX_CRIT; i++)
380 log_info("\t %2u", act_pass[i].max_usec / 1000);
381 for (i = 0; i < ACT_MAX_CRIT; i++)
382 log_info("\t %2u", act_pass[i].max_usec / 1000);
385 log_info(" ----- ----- ----- ------ ----- ----- ------\n");
387 for (i = 0; i < act_run_data->nr_slices; i++)
388 fails += show_slice(&act_run_data->slices[i], i + 1);
390 log_info("\nact: test complete, device(s): %s\n", fails ? "FAILED" : "PASSED");
393 static void put_act_ref(struct thread_data *td)
395 struct act_prof_data *apd = td->prof_data;
396 unsigned int i, slice;
398 fio_mutex_down(act_run_data->mutex);
400 if (!act_run_data->slices) {
401 act_run_data->slices = calloc(apd->nr_slices, sizeof(struct act_slice));
402 act_run_data->nr_slices = apd->nr_slices;
405 for (slice = 0; slice < apd->nr_slices; slice++) {
406 struct act_slice *dst = &act_run_data->slices[slice];
407 struct act_slice *src = &apd->slices[slice];
409 dst->total_ios += src->total_ios;
411 for (i = 0; i < ACT_MAX_CRIT; i++)
412 dst->lat_buckets[i] += src->lat_buckets[i];
415 if (!--act_run_data->pending)
416 act_show_all_stats();
418 fio_mutex_up(act_run_data->mutex);
421 static int act_td_init(struct thread_data *td)
423 struct act_prof_data *apd;
424 unsigned int nr_slices;
428 apd = calloc(1, sizeof(*apd));
429 nr_slices = (act_options.test_duration + SAMPLE_SEC - 1) / SAMPLE_SEC;
430 apd->slices = calloc(nr_slices, sizeof(struct act_slice));
431 apd->nr_slices = nr_slices;
432 fio_gettime(&apd->sample_tv, NULL);
437 static void act_td_exit(struct thread_data *td)
439 struct act_prof_data *apd = td->prof_data;
444 td->prof_data = NULL;
447 static struct prof_io_ops act_io_ops = {
448 .td_init = act_td_init,
449 .td_exit = act_td_exit,
450 .io_u_lat = act_io_u_lat,
453 static struct profile_ops act_profile = {
455 .desc = "ACT Aerospike like benchmark",
457 .opt_data = &act_options,
458 .prep_cmd = act_prep_cmdline,
460 .io_ops = &act_io_ops,
463 static void fio_init act_register(void)
465 act_run_data = calloc(1, sizeof(*act_run_data));
466 act_run_data->mutex = fio_mutex_init(FIO_MUTEX_UNLOCKED);
468 if (register_profile(&act_profile))
469 log_err("fio: failed to register profile 'act'\n");
472 static void fio_exit act_unregister(void)
474 while (org_idx && org_idx < opt_idx)
475 free((void *) act_opts[++org_idx]);
477 unregister_profile(&act_profile);
478 fio_mutex_remove(act_run_data->mutex);
479 free(act_run_data->slices);