Commit | Line | Data |
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3c39a379 JA |
1 | #include <stdio.h> |
2 | #include <string.h> | |
3 | #include <sys/time.h> | |
4 | #include <sys/types.h> | |
5c4e1dbc | 5 | #include <sys/stat.h> |
3c39a379 JA |
6 | #include <dirent.h> |
7 | #include <libgen.h> | |
8 | #include <math.h> | |
9 | ||
10 | #include "fio.h" | |
7c9b1bce | 11 | #include "diskutil.h" |
802ad4a8 | 12 | #include "ieee754.h" |
3c39a379 | 13 | |
3c39a379 JA |
14 | void update_rusage_stat(struct thread_data *td) |
15 | { | |
756867bd | 16 | struct thread_stat *ts = &td->ts; |
3c39a379 | 17 | |
c8aaba19 | 18 | getrusage(RUSAGE_SELF, &td->ru_end); |
079ad09b | 19 | |
c8aaba19 JA |
20 | ts->usr_time += mtime_since(&td->ru_start.ru_utime, |
21 | &td->ru_end.ru_utime); | |
22 | ts->sys_time += mtime_since(&td->ru_start.ru_stime, | |
23 | &td->ru_end.ru_stime); | |
24 | ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw | |
25 | - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw); | |
26 | ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt; | |
27 | ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt; | |
5ec10eaa | 28 | |
c8aaba19 | 29 | memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end)); |
3c39a379 JA |
30 | } |
31 | ||
83349190 YH |
32 | /* |
33 | * Given a latency, return the index of the corresponding bucket in | |
34 | * the structure tracking percentiles. | |
35 | * | |
36 | * (1) find the group (and error bits) that the value (latency) | |
37 | * belongs to by looking at its MSB. (2) find the bucket number in the | |
38 | * group by looking at the index bits. | |
39 | * | |
40 | */ | |
41 | static unsigned int plat_val_to_idx(unsigned int val) | |
42 | { | |
43 | unsigned int msb, error_bits, base, offset, idx; | |
44 | ||
45 | /* Find MSB starting from bit 0 */ | |
46 | if (val == 0) | |
47 | msb = 0; | |
48 | else | |
49 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; | |
50 | ||
716050f2 JA |
51 | /* |
52 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
53 | * all bits of the sample as index | |
54 | */ | |
83349190 YH |
55 | if (msb <= FIO_IO_U_PLAT_BITS) |
56 | return val; | |
57 | ||
58 | /* Compute the number of error bits to discard*/ | |
59 | error_bits = msb - FIO_IO_U_PLAT_BITS; | |
60 | ||
61 | /* Compute the number of buckets before the group */ | |
62 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; | |
63 | ||
716050f2 JA |
64 | /* |
65 | * Discard the error bits and apply the mask to find the | |
66 | * index for the buckets in the group | |
67 | */ | |
83349190 YH |
68 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
69 | ||
70 | /* Make sure the index does not exceed (array size - 1) */ | |
71 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1)? | |
72 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); | |
73 | ||
74 | return idx; | |
75 | } | |
76 | ||
77 | /* | |
78 | * Convert the given index of the bucket array to the value | |
79 | * represented by the bucket | |
80 | */ | |
81 | static unsigned int plat_idx_to_val(unsigned int idx) | |
82 | { | |
83 | unsigned int error_bits, k, base; | |
84 | ||
85 | assert(idx < FIO_IO_U_PLAT_NR); | |
86 | ||
87 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
88 | * all bits of the sample as index */ | |
89 | if (idx < (FIO_IO_U_PLAT_VAL << 1) ) | |
90 | return idx; | |
91 | ||
92 | /* Find the group and compute the minimum value of that group */ | |
93 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) -1; | |
94 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); | |
95 | ||
96 | /* Find its bucket number of the group */ | |
97 | k = idx % FIO_IO_U_PLAT_VAL; | |
98 | ||
99 | /* Return the mean of the range of the bucket */ | |
100 | return base + ((k + 0.5) * (1 << error_bits)); | |
101 | } | |
102 | ||
103 | static int double_cmp(const void *a, const void *b) | |
104 | { | |
802ad4a8 JA |
105 | const fio_fp64_t fa = *(const fio_fp64_t *) a; |
106 | const fio_fp64_t fb = *(const fio_fp64_t *) b; | |
83349190 YH |
107 | int cmp = 0; |
108 | ||
802ad4a8 | 109 | if (fa.u.f > fb.u.f) |
83349190 | 110 | cmp = 1; |
802ad4a8 | 111 | else if (fa.u.f < fb.u.f) |
83349190 YH |
112 | cmp = -1; |
113 | ||
114 | return cmp; | |
115 | } | |
116 | ||
117 | /* | |
118 | * Find and display the p-th percentile of clat | |
119 | */ | |
c59971e1 | 120 | static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, |
802ad4a8 | 121 | fio_fp64_t *plist) |
83349190 YH |
122 | { |
123 | unsigned long sum = 0; | |
124 | unsigned int len, i, j = 0; | |
716050f2 | 125 | int is_last = 0; |
83349190 | 126 | |
802ad4a8 JA |
127 | len = 0; |
128 | while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0) | |
129 | len++; | |
716050f2 JA |
130 | |
131 | /* | |
802ad4a8 JA |
132 | * Sort the percentile list. Note that it may already be sorted if |
133 | * we are using the default values, but since it's a short list this | |
134 | * isn't a worry. Also note that this does not work for NaN values. | |
716050f2 | 135 | */ |
802ad4a8 JA |
136 | if (len > 1) |
137 | qsort((void*)plist, len, sizeof(plist[0]), double_cmp); | |
83349190 | 138 | |
83349190 YH |
139 | log_info(" clat percentiles (usec) :"); |
140 | ||
716050f2 | 141 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { |
83349190 | 142 | sum += io_u_plat[i]; |
802ad4a8 JA |
143 | while (sum >= (plist[j].u.f / 100.0 * nr)) { |
144 | assert(plist[j].u.f <= 100.0); | |
83349190 | 145 | |
716050f2 JA |
146 | /* for formatting */ |
147 | if (j != 0 && (j % 4) == 0) | |
83349190 YH |
148 | log_info(" "); |
149 | ||
150 | /* end of the list */ | |
151 | is_last = (j == len - 1); | |
152 | ||
153 | log_info(" %2.2fth=%u%c", plist[j], plat_idx_to_val(i), | |
154 | (is_last? '\n' : ',')); | |
155 | ||
716050f2 JA |
156 | if (is_last) |
157 | break; | |
83349190 | 158 | |
716050f2 | 159 | if (j % 4 == 3) /* for formatting */ |
83349190 YH |
160 | log_info("\n"); |
161 | j++; | |
162 | } | |
163 | } | |
164 | } | |
165 | ||
3c39a379 JA |
166 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
167 | double *mean, double *dev) | |
168 | { | |
68704084 | 169 | double n = is->samples; |
3c39a379 JA |
170 | |
171 | if (is->samples == 0) | |
172 | return 0; | |
173 | ||
174 | *min = is->min_val; | |
175 | *max = is->max_val; | |
176 | ||
177 | n = (double) is->samples; | |
802ad4a8 | 178 | *mean = is->mean.u.f; |
e6d276f2 | 179 | |
68704084 | 180 | if (n > 1.0) |
802ad4a8 | 181 | *dev = sqrt(is->S.u.f / (n - 1.0)); |
ef9c5c40 | 182 | else |
4b43f54e | 183 | *dev = 0; |
ef9c5c40 | 184 | |
3c39a379 JA |
185 | return 1; |
186 | } | |
187 | ||
a64e88da | 188 | void show_group_stats(struct group_run_stats *rs) |
3c39a379 | 189 | { |
dbe1125e JA |
190 | char *p1, *p2, *p3, *p4; |
191 | const char *ddir_str[] = { " READ", " WRITE" }; | |
192 | int i; | |
193 | ||
a64e88da | 194 | log_info("\nRun status group %d (all jobs):\n", rs->groupid); |
3c39a379 | 195 | |
dbe1125e | 196 | for (i = 0; i <= DDIR_WRITE; i++) { |
90fef2d1 JA |
197 | const int i2p = is_power_of_2(rs->kb_base); |
198 | ||
dbe1125e JA |
199 | if (!rs->max_run[i]) |
200 | continue; | |
201 | ||
90fef2d1 JA |
202 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
203 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); | |
204 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); | |
205 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); | |
dbe1125e | 206 | |
b22989b9 | 207 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s," |
5ec10eaa JA |
208 | " mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, |
209 | p3, p4, rs->min_run[i], | |
210 | rs->max_run[i]); | |
dbe1125e JA |
211 | |
212 | free(p1); | |
213 | free(p2); | |
214 | free(p3); | |
215 | free(p4); | |
216 | } | |
3c39a379 JA |
217 | } |
218 | ||
b3605062 JA |
219 | #define ts_total_io_u(ts) \ |
220 | ((ts)->total_io_u[0] + (ts)->total_io_u[1]) | |
221 | ||
838bc709 JA |
222 | static void stat_calc_dist(unsigned int *map, unsigned long total, |
223 | double *io_u_dist) | |
2270890c JA |
224 | { |
225 | int i; | |
226 | ||
227 | /* | |
228 | * Do depth distribution calculations | |
229 | */ | |
230 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
838bc709 JA |
231 | if (total) { |
232 | io_u_dist[i] = (double) map[i] / (double) total; | |
233 | io_u_dist[i] *= 100.0; | |
234 | if (io_u_dist[i] < 0.1 && map[i]) | |
235 | io_u_dist[i] = 0.1; | |
236 | } else | |
237 | io_u_dist[i] = 0.0; | |
2270890c JA |
238 | } |
239 | } | |
240 | ||
04a0feae JA |
241 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
242 | unsigned int *src, int nr) | |
2270890c | 243 | { |
838bc709 | 244 | unsigned long total = ts_total_io_u(ts); |
2270890c JA |
245 | int i; |
246 | ||
247 | /* | |
248 | * Do latency distribution calculations | |
249 | */ | |
04a0feae | 250 | for (i = 0; i < nr; i++) { |
838bc709 JA |
251 | if (total) { |
252 | dst[i] = (double) src[i] / (double) total; | |
253 | dst[i] *= 100.0; | |
254 | if (dst[i] < 0.01 && src[i]) | |
255 | dst[i] = 0.01; | |
256 | } else | |
257 | dst[i] = 0.0; | |
2270890c JA |
258 | } |
259 | } | |
260 | ||
04a0feae JA |
261 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
262 | { | |
263 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
264 | } | |
265 | ||
266 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) | |
267 | { | |
268 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
269 | } | |
270 | ||
ea2accc5 JA |
271 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
272 | double *dev) | |
273 | { | |
274 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { | |
275 | *min /= 1000; | |
276 | *max /= 1000; | |
277 | *mean /= 1000.0; | |
278 | *dev /= 1000.0; | |
279 | return 0; | |
280 | } | |
281 | ||
282 | return 1; | |
283 | } | |
284 | ||
756867bd | 285 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
286 | int ddir) |
287 | { | |
3c9b60c1 | 288 | const char *ddir_str[] = { "read ", "write" }; |
8879fd15 | 289 | unsigned long min, max, runt; |
b3605062 | 290 | unsigned long long bw, iops; |
3c39a379 | 291 | double mean, dev; |
b3605062 | 292 | char *io_p, *bw_p, *iops_p; |
90fef2d1 | 293 | int i2p; |
3c39a379 | 294 | |
ff58fced JA |
295 | assert(ddir_rw(ddir)); |
296 | ||
756867bd | 297 | if (!ts->runtime[ddir]) |
3c39a379 JA |
298 | return; |
299 | ||
90fef2d1 | 300 | i2p = is_power_of_2(rs->kb_base); |
8879fd15 JA |
301 | runt = ts->runtime[ddir]; |
302 | ||
303 | bw = (1000 * ts->io_bytes[ddir]) / runt; | |
90fef2d1 JA |
304 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
305 | bw_p = num2str(bw, 6, 1, i2p); | |
8879fd15 | 306 | |
0aacc50c | 307 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
b3605062 | 308 | iops_p = num2str(iops, 6, 1, 0); |
dbe1125e | 309 | |
cda99fa0 | 310 | log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6llumsec\n", |
5ec10eaa JA |
311 | ddir_str[ddir], io_p, bw_p, iops_p, |
312 | ts->runtime[ddir]); | |
dbe1125e JA |
313 | |
314 | free(io_p); | |
315 | free(bw_p); | |
b3605062 | 316 | free(iops_p); |
3c39a379 | 317 | |
d85f5118 JA |
318 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
319 | const char *base = "(usec)"; | |
d9309cb1 | 320 | char *minp, *maxp; |
d85f5118 | 321 | |
ea2accc5 | 322 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
d85f5118 | 323 | base = "(msec)"; |
ea2accc5 | 324 | |
d9309cb1 JA |
325 | minp = num2str(min, 6, 1, 0); |
326 | maxp = num2str(max, 6, 1, 0); | |
327 | ||
5ec10eaa JA |
328 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f," |
329 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
330 | |
331 | free(minp); | |
332 | free(maxp); | |
d85f5118 JA |
333 | } |
334 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
335 | const char *base = "(usec)"; | |
d9309cb1 | 336 | char *minp, *maxp; |
d85f5118 | 337 | |
ea2accc5 JA |
338 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
339 | base = "(msec)"; | |
340 | ||
d9309cb1 JA |
341 | minp = num2str(min, 6, 1, 0); |
342 | maxp = num2str(max, 6, 1, 0); | |
5ec10eaa JA |
343 | |
344 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f," | |
345 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
346 | |
347 | free(minp); | |
348 | free(maxp); | |
d85f5118 | 349 | } |
02af0988 JA |
350 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
351 | const char *base = "(usec)"; | |
352 | char *minp, *maxp; | |
353 | ||
354 | if (!usec_to_msec(&min, &max, &mean, &dev)) | |
355 | base = "(msec)"; | |
356 | ||
357 | minp = num2str(min, 6, 1, 0); | |
358 | maxp = num2str(max, 6, 1, 0); | |
359 | ||
360 | log_info(" lat %s: min=%s, max=%s, avg=%5.02f," | |
361 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
362 | ||
363 | free(minp); | |
364 | free(maxp); | |
365 | } | |
83349190 YH |
366 | if (ts->clat_percentiles) { |
367 | show_clat_percentiles(ts->io_u_plat[ddir], | |
368 | ts->clat_stat[ddir].samples, | |
369 | ts->percentile_list); | |
370 | } | |
079ad09b | 371 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
3c39a379 JA |
372 | double p_of_agg; |
373 | ||
374 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
c8eeb9df | 375 | log_info(" bw (KB/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
5ec10eaa JA |
376 | " avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg, |
377 | mean, dev); | |
3c39a379 JA |
378 | } |
379 | } | |
380 | ||
04a0feae JA |
381 | static void show_lat(double *io_u_lat, int nr, const char **ranges, |
382 | const char *msg) | |
383 | { | |
384 | int new_line = 1, i, line = 0; | |
385 | ||
386 | for (i = 0; i < nr; i++) { | |
387 | if (io_u_lat[i] <= 0.0) | |
388 | continue; | |
389 | if (new_line) { | |
4539ed73 JA |
390 | if (line) |
391 | log_info("\n"); | |
04a0feae JA |
392 | log_info(" lat (%s): ", msg); |
393 | new_line = 0; | |
394 | line = 0; | |
395 | } | |
396 | if (line) | |
397 | log_info(", "); | |
398 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
399 | line++; | |
400 | if (line == 5) | |
401 | new_line = 1; | |
402 | } | |
04a0feae JA |
403 | } |
404 | ||
405 | static void show_lat_u(double *io_u_lat_u) | |
406 | { | |
407 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
408 | "250=", "500=", "750=", "1000=", }; | |
409 | ||
410 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
411 | } | |
412 | ||
413 | static void show_lat_m(double *io_u_lat_m) | |
414 | { | |
415 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
416 | "250=", "500=", "750=", "1000=", "2000=", | |
417 | ">=2000=", }; | |
418 | ||
419 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
420 | } | |
421 | ||
422 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) | |
423 | { | |
424 | show_lat_u(io_u_lat_u); | |
4539ed73 | 425 | log_info("\n"); |
04a0feae JA |
426 | show_lat_m(io_u_lat_m); |
427 | log_info("\n"); | |
428 | } | |
429 | ||
a64e88da | 430 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
3c39a379 JA |
431 | { |
432 | double usr_cpu, sys_cpu; | |
69008999 | 433 | unsigned long runtime; |
71619dc2 | 434 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
435 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
436 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
3c39a379 | 437 | |
b4c5e1ac JA |
438 | if (!(ts->io_bytes[0] + ts->io_bytes[1]) && |
439 | !(ts->total_io_u[0] + ts->total_io_u[1])) | |
3c39a379 JA |
440 | return; |
441 | ||
5ec10eaa JA |
442 | if (!ts->error) { |
443 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n", | |
444 | ts->name, ts->groupid, ts->members, | |
5921e80c | 445 | ts->error, (int) ts->pid); |
5ec10eaa JA |
446 | } else { |
447 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d\n", | |
448 | ts->name, ts->groupid, ts->members, | |
5921e80c | 449 | ts->error, ts->verror, (int) ts->pid); |
5ec10eaa | 450 | } |
3c39a379 | 451 | |
7bdce1bd | 452 | if (ts->description) |
6d86144d | 453 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 454 | |
756867bd JA |
455 | if (ts->io_bytes[DDIR_READ]) |
456 | show_ddir_status(rs, ts, DDIR_READ); | |
457 | if (ts->io_bytes[DDIR_WRITE]) | |
458 | show_ddir_status(rs, ts, DDIR_WRITE); | |
3c39a379 | 459 | |
756867bd | 460 | runtime = ts->total_run_time; |
69008999 | 461 | if (runtime) { |
1e97cce9 | 462 | double runt = (double) runtime; |
3c39a379 | 463 | |
756867bd JA |
464 | usr_cpu = (double) ts->usr_time * 100 / runt; |
465 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
466 | } else { |
467 | usr_cpu = 0; | |
468 | sys_cpu = 0; | |
469 | } | |
470 | ||
5ec10eaa JA |
471 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
472 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); | |
71619dc2 | 473 | |
838bc709 | 474 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
5ec10eaa JA |
475 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
476 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
477 | io_u_dist[1], io_u_dist[2], | |
478 | io_u_dist[3], io_u_dist[4], | |
479 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
480 | |
481 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
482 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
483 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
484 | io_u_dist[1], io_u_dist[2], | |
485 | io_u_dist[3], io_u_dist[4], | |
486 | io_u_dist[5], io_u_dist[6]); | |
487 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
488 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
489 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
490 | io_u_dist[1], io_u_dist[2], | |
491 | io_u_dist[3], io_u_dist[4], | |
492 | io_u_dist[5], io_u_dist[6]); | |
0d29de83 | 493 | log_info(" issued r/w/d: total=%lu/%lu/%lu, short=%lu/%lu/%lu\n", |
5ec10eaa | 494 | ts->total_io_u[0], ts->total_io_u[1], |
0d29de83 JA |
495 | ts->total_io_u[2], |
496 | ts->short_io_u[0], ts->short_io_u[1], | |
497 | ts->short_io_u[2]); | |
838bc709 JA |
498 | stat_calc_lat_u(ts, io_u_lat_u); |
499 | stat_calc_lat_m(ts, io_u_lat_m); | |
04a0feae | 500 | show_latencies(io_u_lat_u, io_u_lat_m); |
f2bba182 | 501 | if (ts->continue_on_error) { |
1ec99eea JA |
502 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
503 | ts->total_err_count, | |
504 | ts->first_error, | |
505 | strerror(ts->first_error)); | |
f2bba182 | 506 | } |
3c39a379 JA |
507 | } |
508 | ||
756867bd | 509 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
510 | struct group_run_stats *rs, int ddir) |
511 | { | |
512 | unsigned long min, max; | |
513 | unsigned long long bw; | |
514 | double mean, dev; | |
515 | ||
ff58fced JA |
516 | assert(ddir_rw(ddir)); |
517 | ||
c6ae0a5b | 518 | bw = 0; |
756867bd JA |
519 | if (ts->runtime[ddir]) |
520 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; | |
c6ae0a5b | 521 | |
cda99fa0 | 522 | log_info(";%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, |
5ec10eaa | 523 | ts->runtime[ddir]); |
c6ae0a5b | 524 | |
079ad09b | 525 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 526 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 527 | else |
6d86144d | 528 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 529 | |
079ad09b | 530 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 531 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 532 | else |
6d86144d | 533 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 534 | |
02af0988 JA |
535 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) |
536 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
537 | else | |
538 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
539 | ||
079ad09b | 540 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
c6ae0a5b JA |
541 | double p_of_agg; |
542 | ||
543 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 544 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 545 | } else |
6d86144d | 546 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
547 | } |
548 | ||
525c2bfa | 549 | #define FIO_TERSE_VERSION "2" |
c6ae0a5b | 550 | |
756867bd | 551 | static void show_thread_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
552 | struct group_run_stats *rs) |
553 | { | |
2270890c | 554 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
555 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
556 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 557 | double usr_cpu, sys_cpu; |
04a0feae | 558 | int i; |
c6ae0a5b | 559 | |
562c2d2f | 560 | /* General Info */ |
525c2bfa JA |
561 | log_info("%s;%s;%d;%d", FIO_TERSE_VERSION, ts->name, ts->groupid, |
562 | ts->error); | |
562c2d2f | 563 | /* Log Read Status */ |
756867bd | 564 | show_ddir_status_terse(ts, rs, 0); |
562c2d2f | 565 | /* Log Write Status */ |
756867bd | 566 | show_ddir_status_terse(ts, rs, 1); |
c6ae0a5b | 567 | |
562c2d2f | 568 | /* CPU Usage */ |
756867bd JA |
569 | if (ts->total_run_time) { |
570 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 571 | |
756867bd JA |
572 | usr_cpu = (double) ts->usr_time * 100 / runt; |
573 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
574 | } else { |
575 | usr_cpu = 0; | |
576 | sys_cpu = 0; | |
577 | } | |
578 | ||
5ec10eaa JA |
579 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
580 | ts->minf); | |
2270890c | 581 | |
562c2d2f | 582 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
838bc709 | 583 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
04a0feae JA |
584 | stat_calc_lat_u(ts, io_u_lat_u); |
585 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 586 | |
562c2d2f | 587 | /* Only show fixed 7 I/O depth levels*/ |
5ec10eaa JA |
588 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
589 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
590 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 591 | |
562c2d2f | 592 | /* Microsecond latency */ |
04a0feae JA |
593 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
594 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
562c2d2f | 595 | /* Millisecond latency */ |
04a0feae JA |
596 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
597 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
562c2d2f | 598 | /* Additional output if continue_on_error set - default off*/ |
f2bba182 RR |
599 | if (ts->continue_on_error) |
600 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
04a0feae | 601 | log_info("\n"); |
2270890c | 602 | |
562c2d2f | 603 | /* Additional output if description is set */ |
2270890c | 604 | if (ts->description) |
6d86144d | 605 | log_info(";%s", ts->description); |
2270890c | 606 | |
6d86144d | 607 | log_info("\n"); |
756867bd JA |
608 | } |
609 | ||
197574e4 | 610 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
611 | { |
612 | double mean, S; | |
613 | ||
e09231c2 ZL |
614 | if (src->samples == 0) |
615 | return; | |
616 | ||
756867bd JA |
617 | dst->min_val = min(dst->min_val, src->min_val); |
618 | dst->max_val = max(dst->max_val, src->max_val); | |
756867bd JA |
619 | |
620 | /* | |
cdcac5cf YH |
621 | * Compute new mean and S after the merge |
622 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance | |
623 | * #Parallel_algorithm> | |
756867bd JA |
624 | */ |
625 | if (nr == 1) { | |
802ad4a8 JA |
626 | mean = src->mean.u.f; |
627 | S = src->S.u.f; | |
756867bd | 628 | } else { |
802ad4a8 | 629 | double delta = src->mean.u.f - dst->mean.u.f; |
cdcac5cf | 630 | |
802ad4a8 JA |
631 | mean = ((src->mean.u.f * src->samples) + |
632 | (dst->mean.u.f * dst->samples)) / | |
cdcac5cf YH |
633 | (dst->samples + src->samples); |
634 | ||
802ad4a8 | 635 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
cdcac5cf YH |
636 | (dst->samples * src->samples) / |
637 | (dst->samples + src->samples); | |
756867bd JA |
638 | } |
639 | ||
cdcac5cf | 640 | dst->samples += src->samples; |
802ad4a8 JA |
641 | dst->mean.u.f = mean; |
642 | dst->S.u.f = S; | |
756867bd JA |
643 | } |
644 | ||
5b9babb7 JA |
645 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
646 | { | |
647 | int l, k; | |
648 | ||
649 | for (l = 0; l <= DDIR_WRITE; l++) { | |
650 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); | |
651 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); | |
652 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); | |
653 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); | |
654 | ||
655 | dst->io_bytes[l] += src->io_bytes[l]; | |
656 | ||
657 | if (dst->runtime[l] < src->runtime[l]) | |
658 | dst->runtime[l] = src->runtime[l]; | |
659 | } | |
660 | ||
661 | dst->usr_time += src->usr_time; | |
662 | dst->sys_time += src->sys_time; | |
663 | dst->ctx += src->ctx; | |
664 | dst->majf += src->majf; | |
665 | dst->minf += src->minf; | |
666 | ||
667 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
668 | dst->io_u_map[k] += src->io_u_map[k]; | |
669 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
670 | dst->io_u_submit[k] += src->io_u_submit[k]; | |
671 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
672 | dst->io_u_complete[k] += src->io_u_complete[k]; | |
673 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) | |
674 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; | |
675 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
676 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; | |
677 | ||
678 | for (k = 0; k <= 2; k++) { | |
679 | dst->total_io_u[k] += src->total_io_u[k]; | |
680 | dst->short_io_u[k] += src->short_io_u[k]; | |
681 | } | |
682 | ||
683 | for (k = 0; k <= DDIR_WRITE; k++) { | |
684 | int m; | |
685 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) | |
686 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; | |
687 | } | |
688 | ||
689 | dst->total_run_time += src->total_run_time; | |
690 | dst->total_submit += src->total_submit; | |
691 | dst->total_complete += src->total_complete; | |
692 | } | |
693 | ||
3c39a379 JA |
694 | void show_run_stats(void) |
695 | { | |
696 | struct group_run_stats *runstats, *rs; | |
697 | struct thread_data *td; | |
756867bd | 698 | struct thread_stat *threadstats, *ts; |
5b9babb7 | 699 | int i, j, nr_ts, last_ts, idx; |
90fef2d1 | 700 | int kb_base_warned = 0; |
3c39a379 JA |
701 | |
702 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
703 | ||
704 | for (i = 0; i < groupid + 1; i++) { | |
705 | rs = &runstats[i]; | |
706 | ||
707 | memset(rs, 0, sizeof(*rs)); | |
708 | rs->min_bw[0] = rs->min_run[0] = ~0UL; | |
709 | rs->min_bw[1] = rs->min_run[1] = ~0UL; | |
710 | } | |
711 | ||
756867bd JA |
712 | /* |
713 | * find out how many threads stats we need. if group reporting isn't | |
714 | * enabled, it's one-per-td. | |
715 | */ | |
716 | nr_ts = 0; | |
717 | last_ts = -1; | |
718 | for_each_td(td, i) { | |
2dc1bbeb | 719 | if (!td->o.group_reporting) { |
756867bd JA |
720 | nr_ts++; |
721 | continue; | |
722 | } | |
723 | if (last_ts == td->groupid) | |
724 | continue; | |
725 | ||
726 | last_ts = td->groupid; | |
727 | nr_ts++; | |
728 | } | |
729 | ||
730 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
731 | ||
732 | for (i = 0; i < nr_ts; i++) { | |
733 | ts = &threadstats[i]; | |
734 | ||
735 | memset(ts, 0, sizeof(*ts)); | |
de64df05 | 736 | for (j = 0; j <= DDIR_WRITE; j++) { |
02af0988 | 737 | ts->lat_stat[j].min_val = -1UL; |
197574e4 JA |
738 | ts->clat_stat[j].min_val = -1UL; |
739 | ts->slat_stat[j].min_val = -1UL; | |
740 | ts->bw_stat[j].min_val = -1UL; | |
741 | } | |
7abd0e3a | 742 | ts->groupid = -1; |
756867bd JA |
743 | } |
744 | ||
745 | j = 0; | |
746 | last_ts = -1; | |
197574e4 | 747 | idx = 0; |
34572e28 | 748 | for_each_td(td, i) { |
2dc1bbeb JA |
749 | if (idx && (!td->o.group_reporting || |
750 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
751 | idx = 0; |
752 | j++; | |
753 | } | |
754 | ||
755 | last_ts = td->groupid; | |
756 | ||
756867bd JA |
757 | ts = &threadstats[j]; |
758 | ||
83349190 YH |
759 | ts->clat_percentiles = td->o.clat_percentiles; |
760 | if (td->o.overwrite_plist) | |
802ad4a8 | 761 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 762 | else |
802ad4a8 | 763 | memcpy(ts->percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 764 | |
197574e4 | 765 | idx++; |
6586ee89 | 766 | ts->members++; |
756867bd | 767 | |
7abd0e3a | 768 | if (ts->groupid == -1) { |
2dc84ba7 JA |
769 | /* |
770 | * These are per-group shared already | |
771 | */ | |
f6bb5b88 | 772 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
a64e88da JA |
773 | if (td->o.description) |
774 | strncpy(ts->description, td->o.description, | |
775 | FIO_JOBNAME_SIZE); | |
776 | else | |
777 | memset(ts->description, 0, FIO_JOBNAME_SIZE); | |
778 | ||
756867bd | 779 | ts->groupid = td->groupid; |
2dc84ba7 JA |
780 | |
781 | /* | |
782 | * first pid in group, not very useful... | |
783 | */ | |
756867bd | 784 | ts->pid = td->pid; |
90fef2d1 JA |
785 | |
786 | ts->kb_base = td->o.kb_base; | |
787 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { | |
788 | log_info("fio: kb_base differs for jobs in group, using" | |
789 | " %u as the base\n", ts->kb_base); | |
790 | kb_base_warned = 1; | |
2dc84ba7 JA |
791 | } |
792 | ||
f2bba182 RR |
793 | ts->continue_on_error = td->o.continue_on_error; |
794 | ts->total_err_count += td->total_err_count; | |
795 | ts->first_error = td->first_error; | |
796 | if (!ts->error) { | |
797 | if (!td->error && td->o.continue_on_error && | |
798 | td->first_error) { | |
799 | ts->error = td->first_error; | |
f6bb5b88 | 800 | strcpy(ts->verror, td->verror); |
f2bba182 RR |
801 | } else if (td->error) { |
802 | ts->error = td->error; | |
f6bb5b88 | 803 | strcpy(ts->verror, td->verror); |
f2bba182 | 804 | } |
756867bd JA |
805 | } |
806 | ||
5b9babb7 | 807 | sum_thread_stats(ts, &td->ts, idx); |
756867bd JA |
808 | } |
809 | ||
810 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 811 | unsigned long long bw; |
3c39a379 | 812 | |
756867bd JA |
813 | ts = &threadstats[i]; |
814 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 815 | rs->kb_base = ts->kb_base; |
3c39a379 | 816 | |
de64df05 | 817 | for (j = 0; j <= DDIR_WRITE; j++) { |
94370ac4 JA |
818 | if (!ts->runtime[j]) |
819 | continue; | |
820 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
821 | rs->min_run[j] = ts->runtime[j]; | |
822 | if (ts->runtime[j] > rs->max_run[j]) | |
823 | rs->max_run[j] = ts->runtime[j]; | |
824 | ||
825 | bw = 0; | |
8879fd15 JA |
826 | if (ts->runtime[j]) { |
827 | unsigned long runt; | |
828 | ||
90fef2d1 | 829 | runt = ts->runtime[j]; |
8879fd15 JA |
830 | bw = ts->io_bytes[j] / runt; |
831 | } | |
94370ac4 JA |
832 | if (bw < rs->min_bw[j]) |
833 | rs->min_bw[j] = bw; | |
834 | if (bw > rs->max_bw[j]) | |
835 | rs->max_bw[j] = bw; | |
836 | ||
90fef2d1 | 837 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 838 | } |
3c39a379 JA |
839 | } |
840 | ||
841 | for (i = 0; i < groupid + 1; i++) { | |
8879fd15 JA |
842 | unsigned long max_run[2]; |
843 | ||
3c39a379 | 844 | rs = &runstats[i]; |
90fef2d1 JA |
845 | max_run[0] = rs->max_run[0]; |
846 | max_run[1] = rs->max_run[1]; | |
3c39a379 JA |
847 | |
848 | if (rs->max_run[0]) | |
4cf1abc3 | 849 | rs->agg[0] = (rs->io_kb[0] * 1000) / max_run[0]; |
3c39a379 | 850 | if (rs->max_run[1]) |
4cf1abc3 | 851 | rs->agg[1] = (rs->io_kb[1] * 1000) / max_run[1]; |
3c39a379 JA |
852 | } |
853 | ||
854 | /* | |
855 | * don't overwrite last signal output | |
856 | */ | |
c6ae0a5b | 857 | if (!terse_output) |
4ceb30d4 | 858 | log_info("\n"); |
3c39a379 | 859 | |
756867bd JA |
860 | for (i = 0; i < nr_ts; i++) { |
861 | ts = &threadstats[i]; | |
862 | rs = &runstats[ts->groupid]; | |
3c39a379 | 863 | |
a64e88da JA |
864 | if (is_backend) |
865 | fio_server_send_ts(ts, rs); | |
866 | else if (terse_output) | |
756867bd | 867 | show_thread_status_terse(ts, rs); |
c6ae0a5b | 868 | else |
756867bd | 869 | show_thread_status(ts, rs); |
3c39a379 JA |
870 | } |
871 | ||
c6ae0a5b | 872 | if (!terse_output) { |
a64e88da JA |
873 | for (i = 0; i < groupid + 1; i++) { |
874 | rs = &runstats[i]; | |
875 | ||
876 | rs->groupid = i; | |
877 | if (is_backend) | |
878 | fio_server_send_gs(rs); | |
879 | else | |
880 | show_group_stats(rs); | |
881 | } | |
3c39a379 | 882 | |
c6ae0a5b JA |
883 | show_disk_util(); |
884 | } | |
eecf272f JA |
885 | |
886 | free(runstats); | |
756867bd | 887 | free(threadstats); |
3c39a379 JA |
888 | } |
889 | ||
68704084 | 890 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 891 | { |
68704084 | 892 | double val = data; |
6660cc67 | 893 | double delta; |
68704084 JA |
894 | |
895 | if (data > is->max_val) | |
896 | is->max_val = data; | |
897 | if (data < is->min_val) | |
898 | is->min_val = data; | |
899 | ||
802ad4a8 | 900 | delta = val - is->mean.u.f; |
ef11d737 | 901 | if (delta) { |
802ad4a8 JA |
902 | is->mean.u.f += delta / (is->samples + 1.0); |
903 | is->S.u.f += delta * (val - is->mean.u.f); | |
ef11d737 | 904 | } |
3c39a379 | 905 | |
3c39a379 JA |
906 | is->samples++; |
907 | } | |
908 | ||
bb3884d8 | 909 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
306ddc97 | 910 | enum fio_ddir ddir, unsigned int bs, |
2b13e716 | 911 | unsigned long t) |
3c39a379 | 912 | { |
306ddc97 JA |
913 | const int nr_samples = iolog->nr_samples; |
914 | ||
3c39a379 JA |
915 | if (iolog->nr_samples == iolog->max_samples) { |
916 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
917 | ||
918 | iolog->log = realloc(iolog->log, new_size); | |
919 | iolog->max_samples <<= 1; | |
920 | } | |
921 | ||
306ddc97 | 922 | iolog->log[nr_samples].val = val; |
2b13e716 | 923 | iolog->log[nr_samples].time = t; |
306ddc97 JA |
924 | iolog->log[nr_samples].ddir = ddir; |
925 | iolog->log[nr_samples].bs = bs; | |
3c39a379 JA |
926 | iolog->nr_samples++; |
927 | } | |
928 | ||
bb3884d8 | 929 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
306ddc97 JA |
930 | unsigned long val, enum fio_ddir ddir, |
931 | unsigned int bs) | |
bb3884d8 | 932 | { |
ff58fced JA |
933 | if (!ddir_rw(ddir)) |
934 | return; | |
935 | ||
306ddc97 | 936 | __add_log_sample(iolog, val, ddir, bs, mtime_since_now(&td->epoch)); |
bb3884d8 JA |
937 | } |
938 | ||
306ddc97 | 939 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
bb3884d8 | 940 | { |
ff58fced | 941 | struct io_log *iolog; |
bb3884d8 | 942 | |
ff58fced JA |
943 | if (!ddir_rw(ddir)) |
944 | return; | |
945 | ||
946 | iolog = agg_io_log[ddir]; | |
306ddc97 | 947 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
bb3884d8 JA |
948 | } |
949 | ||
83349190 YH |
950 | static void add_clat_percentile_sample(struct thread_stat *ts, |
951 | unsigned long usec, enum fio_ddir ddir) | |
952 | { | |
953 | unsigned int idx = plat_val_to_idx(usec); | |
954 | assert(idx < FIO_IO_U_PLAT_NR); | |
955 | ||
956 | ts->io_u_plat[ddir][idx]++; | |
957 | } | |
958 | ||
1e97cce9 | 959 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 960 | unsigned long usec, unsigned int bs) |
3c39a379 | 961 | { |
756867bd | 962 | struct thread_stat *ts = &td->ts; |
079ad09b | 963 | |
ff58fced JA |
964 | if (!ddir_rw(ddir)) |
965 | return; | |
966 | ||
d85f5118 | 967 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 968 | |
7b9f733a JA |
969 | if (td->clat_log) |
970 | add_log_sample(td, td->clat_log, usec, ddir, bs); | |
83349190 YH |
971 | |
972 | if (ts->clat_percentiles) | |
973 | add_clat_percentile_sample(ts, usec, ddir); | |
3c39a379 JA |
974 | } |
975 | ||
1e97cce9 | 976 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 977 | unsigned long usec, unsigned int bs) |
3c39a379 | 978 | { |
756867bd | 979 | struct thread_stat *ts = &td->ts; |
079ad09b | 980 | |
ff58fced JA |
981 | if (!ddir_rw(ddir)) |
982 | return; | |
983 | ||
d85f5118 | 984 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 985 | |
7b9f733a JA |
986 | if (td->slat_log) |
987 | add_log_sample(td, td->slat_log, usec, ddir, bs); | |
3c39a379 JA |
988 | } |
989 | ||
02af0988 JA |
990 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
991 | unsigned long usec, unsigned int bs) | |
992 | { | |
993 | struct thread_stat *ts = &td->ts; | |
994 | ||
ff58fced JA |
995 | if (!ddir_rw(ddir)) |
996 | return; | |
997 | ||
02af0988 JA |
998 | add_stat_sample(&ts->lat_stat[ddir], usec); |
999 | ||
7b9f733a JA |
1000 | if (td->lat_log) |
1001 | add_log_sample(td, td->lat_log, usec, ddir, bs); | |
02af0988 JA |
1002 | } |
1003 | ||
306ddc97 | 1004 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
1e97cce9 | 1005 | struct timeval *t) |
3c39a379 | 1006 | { |
756867bd | 1007 | struct thread_stat *ts = &td->ts; |
ff58fced JA |
1008 | unsigned long spent, rate; |
1009 | ||
1010 | if (!ddir_rw(ddir)) | |
1011 | return; | |
3c39a379 | 1012 | |
c8eeb9df | 1013 | spent = mtime_since(&td->bw_sample_time, t); |
2dc1bbeb | 1014 | if (spent < td->o.bw_avg_time) |
3c39a379 JA |
1015 | return; |
1016 | ||
f0505a14 | 1017 | rate = (td->this_io_bytes[ddir] - td->stat_io_bytes[ddir]) * |
0b9d69ec | 1018 | 1000 / spent / 1024; |
079ad09b | 1019 | add_stat_sample(&ts->bw_stat[ddir], rate); |
3c39a379 | 1020 | |
7b9f733a JA |
1021 | if (td->bw_log) |
1022 | add_log_sample(td, td->bw_log, rate, ddir, bs); | |
3c39a379 | 1023 | |
c8eeb9df | 1024 | fio_gettime(&td->bw_sample_time, NULL); |
f0505a14 | 1025 | td->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; |
3c39a379 | 1026 | } |
c8eeb9df JA |
1027 | |
1028 | void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, | |
1029 | struct timeval *t) | |
1030 | { | |
1031 | struct thread_stat *ts = &td->ts; | |
1032 | unsigned long spent, iops; | |
1033 | ||
1034 | if (!ddir_rw(ddir)) | |
1035 | return; | |
1036 | ||
1037 | spent = mtime_since(&td->iops_sample_time, t); | |
1038 | if (spent < td->o.iops_avg_time) | |
1039 | return; | |
1040 | ||
1041 | iops = ((td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]) * 1000) / spent; | |
1042 | ||
1043 | add_stat_sample(&ts->iops_stat[ddir], iops); | |
1044 | ||
1045 | if (td->iops_log) { | |
1046 | assert(iops); | |
1047 | add_log_sample(td, td->iops_log, iops, ddir, 0); | |
1048 | } | |
1049 | ||
1050 | fio_gettime(&td->iops_sample_time, NULL); | |
1051 | td->stat_io_blocks[ddir] = td->this_io_blocks[ddir]; | |
1052 | } |