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" |
3c39a379 | 12 | |
3c39a379 JA |
13 | void update_rusage_stat(struct thread_data *td) |
14 | { | |
756867bd | 15 | struct thread_stat *ts = &td->ts; |
3c39a379 | 16 | |
079ad09b JA |
17 | getrusage(RUSAGE_SELF, &ts->ru_end); |
18 | ||
5ec10eaa JA |
19 | ts->usr_time += mtime_since(&ts->ru_start.ru_utime, |
20 | &ts->ru_end.ru_utime); | |
21 | ts->sys_time += mtime_since(&ts->ru_start.ru_stime, | |
22 | &ts->ru_end.ru_stime); | |
23 | ts->ctx += ts->ru_end.ru_nvcsw + ts->ru_end.ru_nivcsw | |
24 | - (ts->ru_start.ru_nvcsw + ts->ru_start.ru_nivcsw); | |
e7823a94 JA |
25 | ts->minf += ts->ru_end.ru_minflt - ts->ru_start.ru_minflt; |
26 | ts->majf += ts->ru_end.ru_majflt - ts->ru_start.ru_majflt; | |
5ec10eaa | 27 | |
079ad09b | 28 | memcpy(&ts->ru_start, &ts->ru_end, sizeof(ts->ru_end)); |
3c39a379 JA |
29 | } |
30 | ||
31 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, | |
32 | double *mean, double *dev) | |
33 | { | |
68704084 | 34 | double n = is->samples; |
3c39a379 JA |
35 | |
36 | if (is->samples == 0) | |
37 | return 0; | |
38 | ||
39 | *min = is->min_val; | |
40 | *max = is->max_val; | |
41 | ||
42 | n = (double) is->samples; | |
68704084 | 43 | *mean = is->mean; |
e6d276f2 | 44 | |
68704084 JA |
45 | if (n > 1.0) |
46 | *dev = sqrt(is->S / (n - 1.0)); | |
ef9c5c40 | 47 | else |
4b43f54e | 48 | *dev = 0; |
ef9c5c40 | 49 | |
3c39a379 JA |
50 | return 1; |
51 | } | |
52 | ||
53 | static void show_group_stats(struct group_run_stats *rs, int id) | |
54 | { | |
dbe1125e JA |
55 | char *p1, *p2, *p3, *p4; |
56 | const char *ddir_str[] = { " READ", " WRITE" }; | |
57 | int i; | |
58 | ||
6d86144d | 59 | log_info("\nRun status group %d (all jobs):\n", id); |
3c39a379 | 60 | |
dbe1125e | 61 | for (i = 0; i <= DDIR_WRITE; i++) { |
90fef2d1 JA |
62 | const int i2p = is_power_of_2(rs->kb_base); |
63 | ||
dbe1125e JA |
64 | if (!rs->max_run[i]) |
65 | continue; | |
66 | ||
90fef2d1 JA |
67 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
68 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); | |
69 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); | |
70 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); | |
dbe1125e | 71 | |
b22989b9 | 72 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s," |
5ec10eaa JA |
73 | " mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, |
74 | p3, p4, rs->min_run[i], | |
75 | rs->max_run[i]); | |
dbe1125e JA |
76 | |
77 | free(p1); | |
78 | free(p2); | |
79 | free(p3); | |
80 | free(p4); | |
81 | } | |
3c39a379 JA |
82 | } |
83 | ||
b3605062 JA |
84 | #define ts_total_io_u(ts) \ |
85 | ((ts)->total_io_u[0] + (ts)->total_io_u[1]) | |
86 | ||
838bc709 JA |
87 | static void stat_calc_dist(unsigned int *map, unsigned long total, |
88 | double *io_u_dist) | |
2270890c JA |
89 | { |
90 | int i; | |
91 | ||
92 | /* | |
93 | * Do depth distribution calculations | |
94 | */ | |
95 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
838bc709 JA |
96 | if (total) { |
97 | io_u_dist[i] = (double) map[i] / (double) total; | |
98 | io_u_dist[i] *= 100.0; | |
99 | if (io_u_dist[i] < 0.1 && map[i]) | |
100 | io_u_dist[i] = 0.1; | |
101 | } else | |
102 | io_u_dist[i] = 0.0; | |
2270890c JA |
103 | } |
104 | } | |
105 | ||
04a0feae JA |
106 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
107 | unsigned int *src, int nr) | |
2270890c | 108 | { |
838bc709 | 109 | unsigned long total = ts_total_io_u(ts); |
2270890c JA |
110 | int i; |
111 | ||
112 | /* | |
113 | * Do latency distribution calculations | |
114 | */ | |
04a0feae | 115 | for (i = 0; i < nr; i++) { |
838bc709 JA |
116 | if (total) { |
117 | dst[i] = (double) src[i] / (double) total; | |
118 | dst[i] *= 100.0; | |
119 | if (dst[i] < 0.01 && src[i]) | |
120 | dst[i] = 0.01; | |
121 | } else | |
122 | dst[i] = 0.0; | |
2270890c JA |
123 | } |
124 | } | |
125 | ||
04a0feae JA |
126 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
127 | { | |
128 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
129 | } | |
130 | ||
131 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) | |
132 | { | |
133 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
134 | } | |
135 | ||
ea2accc5 JA |
136 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
137 | double *dev) | |
138 | { | |
139 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { | |
140 | *min /= 1000; | |
141 | *max /= 1000; | |
142 | *mean /= 1000.0; | |
143 | *dev /= 1000.0; | |
144 | return 0; | |
145 | } | |
146 | ||
147 | return 1; | |
148 | } | |
149 | ||
756867bd | 150 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
151 | int ddir) |
152 | { | |
3c9b60c1 | 153 | const char *ddir_str[] = { "read ", "write" }; |
8879fd15 | 154 | unsigned long min, max, runt; |
b3605062 | 155 | unsigned long long bw, iops; |
3c39a379 | 156 | double mean, dev; |
b3605062 | 157 | char *io_p, *bw_p, *iops_p; |
90fef2d1 | 158 | int i2p; |
3c39a379 | 159 | |
756867bd | 160 | if (!ts->runtime[ddir]) |
3c39a379 JA |
161 | return; |
162 | ||
90fef2d1 | 163 | i2p = is_power_of_2(rs->kb_base); |
8879fd15 JA |
164 | runt = ts->runtime[ddir]; |
165 | ||
166 | bw = (1000 * ts->io_bytes[ddir]) / runt; | |
90fef2d1 JA |
167 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
168 | bw_p = num2str(bw, 6, 1, i2p); | |
8879fd15 JA |
169 | |
170 | iops = (1000 * ts->total_io_u[ddir]) / runt; | |
b3605062 | 171 | iops_p = num2str(iops, 6, 1, 0); |
dbe1125e | 172 | |
b22989b9 | 173 | log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6lumsec\n", |
5ec10eaa JA |
174 | ddir_str[ddir], io_p, bw_p, iops_p, |
175 | ts->runtime[ddir]); | |
dbe1125e JA |
176 | |
177 | free(io_p); | |
178 | free(bw_p); | |
b3605062 | 179 | free(iops_p); |
3c39a379 | 180 | |
d85f5118 JA |
181 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
182 | const char *base = "(usec)"; | |
d9309cb1 | 183 | char *minp, *maxp; |
d85f5118 | 184 | |
ea2accc5 | 185 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
d85f5118 | 186 | base = "(msec)"; |
ea2accc5 | 187 | |
d9309cb1 JA |
188 | minp = num2str(min, 6, 1, 0); |
189 | maxp = num2str(max, 6, 1, 0); | |
190 | ||
5ec10eaa JA |
191 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f," |
192 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
193 | |
194 | free(minp); | |
195 | free(maxp); | |
d85f5118 JA |
196 | } |
197 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
198 | const char *base = "(usec)"; | |
d9309cb1 | 199 | char *minp, *maxp; |
d85f5118 | 200 | |
ea2accc5 JA |
201 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
202 | base = "(msec)"; | |
203 | ||
d9309cb1 JA |
204 | minp = num2str(min, 6, 1, 0); |
205 | maxp = num2str(max, 6, 1, 0); | |
5ec10eaa JA |
206 | |
207 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f," | |
208 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
209 | |
210 | free(minp); | |
211 | free(maxp); | |
d85f5118 | 212 | } |
02af0988 JA |
213 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
214 | const char *base = "(usec)"; | |
215 | char *minp, *maxp; | |
216 | ||
217 | if (!usec_to_msec(&min, &max, &mean, &dev)) | |
218 | base = "(msec)"; | |
219 | ||
220 | minp = num2str(min, 6, 1, 0); | |
221 | maxp = num2str(max, 6, 1, 0); | |
222 | ||
223 | log_info(" lat %s: min=%s, max=%s, avg=%5.02f," | |
224 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
225 | ||
226 | free(minp); | |
227 | free(maxp); | |
228 | } | |
079ad09b | 229 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
3c39a379 JA |
230 | double p_of_agg; |
231 | ||
232 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
b22989b9 | 233 | log_info(" bw (KB/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
5ec10eaa JA |
234 | " avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg, |
235 | mean, dev); | |
3c39a379 JA |
236 | } |
237 | } | |
238 | ||
04a0feae JA |
239 | static void show_lat(double *io_u_lat, int nr, const char **ranges, |
240 | const char *msg) | |
241 | { | |
242 | int new_line = 1, i, line = 0; | |
243 | ||
244 | for (i = 0; i < nr; i++) { | |
245 | if (io_u_lat[i] <= 0.0) | |
246 | continue; | |
247 | if (new_line) { | |
4539ed73 JA |
248 | if (line) |
249 | log_info("\n"); | |
04a0feae JA |
250 | log_info(" lat (%s): ", msg); |
251 | new_line = 0; | |
252 | line = 0; | |
253 | } | |
254 | if (line) | |
255 | log_info(", "); | |
256 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
257 | line++; | |
258 | if (line == 5) | |
259 | new_line = 1; | |
260 | } | |
04a0feae JA |
261 | } |
262 | ||
263 | static void show_lat_u(double *io_u_lat_u) | |
264 | { | |
265 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
266 | "250=", "500=", "750=", "1000=", }; | |
267 | ||
268 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
269 | } | |
270 | ||
271 | static void show_lat_m(double *io_u_lat_m) | |
272 | { | |
273 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
274 | "250=", "500=", "750=", "1000=", "2000=", | |
275 | ">=2000=", }; | |
276 | ||
277 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
278 | } | |
279 | ||
280 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) | |
281 | { | |
282 | show_lat_u(io_u_lat_u); | |
4539ed73 | 283 | log_info("\n"); |
04a0feae JA |
284 | show_lat_m(io_u_lat_m); |
285 | log_info("\n"); | |
286 | } | |
287 | ||
756867bd | 288 | static void show_thread_status(struct thread_stat *ts, |
3c39a379 JA |
289 | struct group_run_stats *rs) |
290 | { | |
291 | double usr_cpu, sys_cpu; | |
69008999 | 292 | unsigned long runtime; |
71619dc2 | 293 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
294 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
295 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
3c39a379 | 296 | |
b4c5e1ac JA |
297 | if (!(ts->io_bytes[0] + ts->io_bytes[1]) && |
298 | !(ts->total_io_u[0] + ts->total_io_u[1])) | |
3c39a379 JA |
299 | return; |
300 | ||
5ec10eaa JA |
301 | if (!ts->error) { |
302 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n", | |
303 | ts->name, ts->groupid, ts->members, | |
5921e80c | 304 | ts->error, (int) ts->pid); |
5ec10eaa JA |
305 | } else { |
306 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d\n", | |
307 | ts->name, ts->groupid, ts->members, | |
5921e80c | 308 | ts->error, ts->verror, (int) ts->pid); |
5ec10eaa | 309 | } |
3c39a379 | 310 | |
7bdce1bd | 311 | if (ts->description) |
6d86144d | 312 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 313 | |
756867bd JA |
314 | if (ts->io_bytes[DDIR_READ]) |
315 | show_ddir_status(rs, ts, DDIR_READ); | |
316 | if (ts->io_bytes[DDIR_WRITE]) | |
317 | show_ddir_status(rs, ts, DDIR_WRITE); | |
3c39a379 | 318 | |
756867bd | 319 | runtime = ts->total_run_time; |
69008999 | 320 | if (runtime) { |
1e97cce9 | 321 | double runt = (double) runtime; |
3c39a379 | 322 | |
756867bd JA |
323 | usr_cpu = (double) ts->usr_time * 100 / runt; |
324 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
325 | } else { |
326 | usr_cpu = 0; | |
327 | sys_cpu = 0; | |
328 | } | |
329 | ||
5ec10eaa JA |
330 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
331 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); | |
71619dc2 | 332 | |
838bc709 | 333 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
5ec10eaa JA |
334 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
335 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
336 | io_u_dist[1], io_u_dist[2], | |
337 | io_u_dist[3], io_u_dist[4], | |
338 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
339 | |
340 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
341 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
342 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
343 | io_u_dist[1], io_u_dist[2], | |
344 | io_u_dist[3], io_u_dist[4], | |
345 | io_u_dist[5], io_u_dist[6]); | |
346 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
347 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
348 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
349 | io_u_dist[1], io_u_dist[2], | |
350 | io_u_dist[3], io_u_dist[4], | |
351 | io_u_dist[5], io_u_dist[6]); | |
5ec10eaa JA |
352 | log_info(" issued r/w: total=%lu/%lu, short=%lu/%lu\n", |
353 | ts->total_io_u[0], ts->total_io_u[1], | |
354 | ts->short_io_u[0], ts->short_io_u[1]); | |
838bc709 JA |
355 | stat_calc_lat_u(ts, io_u_lat_u); |
356 | stat_calc_lat_m(ts, io_u_lat_m); | |
04a0feae | 357 | show_latencies(io_u_lat_u, io_u_lat_m); |
f2bba182 | 358 | if (ts->continue_on_error) { |
1ec99eea JA |
359 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
360 | ts->total_err_count, | |
361 | ts->first_error, | |
362 | strerror(ts->first_error)); | |
f2bba182 | 363 | } |
3c39a379 JA |
364 | } |
365 | ||
756867bd | 366 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
367 | struct group_run_stats *rs, int ddir) |
368 | { | |
369 | unsigned long min, max; | |
370 | unsigned long long bw; | |
371 | double mean, dev; | |
372 | ||
373 | bw = 0; | |
756867bd JA |
374 | if (ts->runtime[ddir]) |
375 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; | |
c6ae0a5b | 376 | |
5ec10eaa JA |
377 | log_info(";%llu;%llu;%lu", ts->io_bytes[ddir] >> 10, bw, |
378 | ts->runtime[ddir]); | |
c6ae0a5b | 379 | |
079ad09b | 380 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 381 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 382 | else |
6d86144d | 383 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 384 | |
079ad09b | 385 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 386 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 387 | else |
6d86144d | 388 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 389 | |
02af0988 JA |
390 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) |
391 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
392 | else | |
393 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
394 | ||
079ad09b | 395 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
c6ae0a5b JA |
396 | double p_of_agg; |
397 | ||
398 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 399 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 400 | } else |
6d86144d | 401 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
402 | } |
403 | ||
525c2bfa | 404 | #define FIO_TERSE_VERSION "2" |
c6ae0a5b | 405 | |
756867bd | 406 | static void show_thread_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
407 | struct group_run_stats *rs) |
408 | { | |
2270890c | 409 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
410 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
411 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 412 | double usr_cpu, sys_cpu; |
04a0feae | 413 | int i; |
c6ae0a5b | 414 | |
525c2bfa JA |
415 | log_info("%s;%s;%d;%d", FIO_TERSE_VERSION, ts->name, ts->groupid, |
416 | ts->error); | |
c6ae0a5b | 417 | |
756867bd JA |
418 | show_ddir_status_terse(ts, rs, 0); |
419 | show_ddir_status_terse(ts, rs, 1); | |
c6ae0a5b | 420 | |
756867bd JA |
421 | if (ts->total_run_time) { |
422 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 423 | |
756867bd JA |
424 | usr_cpu = (double) ts->usr_time * 100 / runt; |
425 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
426 | } else { |
427 | usr_cpu = 0; | |
428 | sys_cpu = 0; | |
429 | } | |
430 | ||
5ec10eaa JA |
431 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
432 | ts->minf); | |
2270890c | 433 | |
838bc709 | 434 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
04a0feae JA |
435 | stat_calc_lat_u(ts, io_u_lat_u); |
436 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 437 | |
5ec10eaa JA |
438 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
439 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
440 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 441 | |
04a0feae JA |
442 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
443 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
444 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
445 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
f2bba182 RR |
446 | if (ts->continue_on_error) |
447 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
04a0feae | 448 | log_info("\n"); |
2270890c JA |
449 | |
450 | if (ts->description) | |
6d86144d | 451 | log_info(";%s", ts->description); |
2270890c | 452 | |
6d86144d | 453 | log_info("\n"); |
756867bd JA |
454 | } |
455 | ||
197574e4 | 456 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
457 | { |
458 | double mean, S; | |
459 | ||
460 | dst->min_val = min(dst->min_val, src->min_val); | |
461 | dst->max_val = max(dst->max_val, src->max_val); | |
462 | dst->samples += src->samples; | |
463 | ||
464 | /* | |
465 | * Needs a new method for calculating stddev, we cannot just | |
466 | * average them we do below for nr > 1 | |
467 | */ | |
468 | if (nr == 1) { | |
469 | mean = src->mean; | |
470 | S = src->S; | |
471 | } else { | |
5ec10eaa JA |
472 | mean = ((src->mean * (double) (nr - 1)) |
473 | + dst->mean) / ((double) nr); | |
c39cced6 | 474 | S = ((src->S * (double) (nr - 1)) + dst->S) / ((double) nr); |
756867bd JA |
475 | } |
476 | ||
477 | dst->mean = mean; | |
478 | dst->S = S; | |
479 | } | |
480 | ||
3c39a379 JA |
481 | void show_run_stats(void) |
482 | { | |
483 | struct group_run_stats *runstats, *rs; | |
484 | struct thread_data *td; | |
756867bd | 485 | struct thread_stat *threadstats, *ts; |
197574e4 | 486 | int i, j, k, l, nr_ts, last_ts, idx; |
90fef2d1 | 487 | int kb_base_warned = 0; |
3c39a379 JA |
488 | |
489 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
490 | ||
491 | for (i = 0; i < groupid + 1; i++) { | |
492 | rs = &runstats[i]; | |
493 | ||
494 | memset(rs, 0, sizeof(*rs)); | |
495 | rs->min_bw[0] = rs->min_run[0] = ~0UL; | |
496 | rs->min_bw[1] = rs->min_run[1] = ~0UL; | |
497 | } | |
498 | ||
756867bd JA |
499 | /* |
500 | * find out how many threads stats we need. if group reporting isn't | |
501 | * enabled, it's one-per-td. | |
502 | */ | |
503 | nr_ts = 0; | |
504 | last_ts = -1; | |
505 | for_each_td(td, i) { | |
2dc1bbeb | 506 | if (!td->o.group_reporting) { |
756867bd JA |
507 | nr_ts++; |
508 | continue; | |
509 | } | |
510 | if (last_ts == td->groupid) | |
511 | continue; | |
512 | ||
513 | last_ts = td->groupid; | |
514 | nr_ts++; | |
515 | } | |
516 | ||
517 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
518 | ||
519 | for (i = 0; i < nr_ts; i++) { | |
520 | ts = &threadstats[i]; | |
521 | ||
522 | memset(ts, 0, sizeof(*ts)); | |
de64df05 | 523 | for (j = 0; j <= DDIR_WRITE; j++) { |
02af0988 | 524 | ts->lat_stat[j].min_val = -1UL; |
197574e4 JA |
525 | ts->clat_stat[j].min_val = -1UL; |
526 | ts->slat_stat[j].min_val = -1UL; | |
527 | ts->bw_stat[j].min_val = -1UL; | |
528 | } | |
7abd0e3a | 529 | ts->groupid = -1; |
756867bd JA |
530 | } |
531 | ||
532 | j = 0; | |
533 | last_ts = -1; | |
197574e4 | 534 | idx = 0; |
34572e28 | 535 | for_each_td(td, i) { |
2dc1bbeb JA |
536 | if (idx && (!td->o.group_reporting || |
537 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
538 | idx = 0; |
539 | j++; | |
540 | } | |
541 | ||
542 | last_ts = td->groupid; | |
543 | ||
756867bd JA |
544 | ts = &threadstats[j]; |
545 | ||
197574e4 | 546 | idx++; |
6586ee89 | 547 | ts->members++; |
756867bd | 548 | |
7abd0e3a | 549 | if (ts->groupid == -1) { |
2dc84ba7 JA |
550 | /* |
551 | * These are per-group shared already | |
552 | */ | |
2dc1bbeb JA |
553 | ts->name = td->o.name; |
554 | ts->description = td->o.description; | |
756867bd | 555 | ts->groupid = td->groupid; |
2dc84ba7 JA |
556 | |
557 | /* | |
558 | * first pid in group, not very useful... | |
559 | */ | |
756867bd | 560 | ts->pid = td->pid; |
90fef2d1 JA |
561 | |
562 | ts->kb_base = td->o.kb_base; | |
563 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { | |
564 | log_info("fio: kb_base differs for jobs in group, using" | |
565 | " %u as the base\n", ts->kb_base); | |
566 | kb_base_warned = 1; | |
2dc84ba7 JA |
567 | } |
568 | ||
f2bba182 RR |
569 | ts->continue_on_error = td->o.continue_on_error; |
570 | ts->total_err_count += td->total_err_count; | |
571 | ts->first_error = td->first_error; | |
572 | if (!ts->error) { | |
573 | if (!td->error && td->o.continue_on_error && | |
574 | td->first_error) { | |
575 | ts->error = td->first_error; | |
576 | ts->verror = td->verror; | |
577 | } else if (td->error) { | |
578 | ts->error = td->error; | |
579 | ts->verror = td->verror; | |
580 | } | |
756867bd JA |
581 | } |
582 | ||
de64df05 | 583 | for (l = 0; l <= DDIR_WRITE; l++) { |
197574e4 JA |
584 | sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx); |
585 | sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx); | |
02af0988 | 586 | sum_stat(&ts->lat_stat[l], &td->ts.lat_stat[l], idx); |
197574e4 | 587 | sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx); |
756867bd | 588 | |
197574e4 JA |
589 | ts->stat_io_bytes[l] += td->ts.stat_io_bytes[l]; |
590 | ts->io_bytes[l] += td->ts.io_bytes[l]; | |
591 | ||
592 | if (ts->runtime[l] < td->ts.runtime[l]) | |
593 | ts->runtime[l] = td->ts.runtime[l]; | |
594 | } | |
756867bd JA |
595 | |
596 | ts->usr_time += td->ts.usr_time; | |
597 | ts->sys_time += td->ts.sys_time; | |
598 | ts->ctx += td->ts.ctx; | |
e7823a94 JA |
599 | ts->majf += td->ts.majf; |
600 | ts->minf += td->ts.minf; | |
756867bd JA |
601 | |
602 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
603 | ts->io_u_map[k] += td->ts.io_u_map[k]; | |
838bc709 JA |
604 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
605 | ts->io_u_submit[k] += td->ts.io_u_submit[k]; | |
606 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
607 | ts->io_u_complete[k] += td->ts.io_u_complete[k]; | |
04a0feae JA |
608 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) |
609 | ts->io_u_lat_u[k] += td->ts.io_u_lat_u[k]; | |
610 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
611 | ts->io_u_lat_m[k] += td->ts.io_u_lat_m[k]; | |
612 | ||
756867bd | 613 | |
30061b97 | 614 | for (k = 0; k <= DDIR_WRITE; k++) { |
b3605062 | 615 | ts->total_io_u[k] += td->ts.total_io_u[k]; |
30061b97 JA |
616 | ts->short_io_u[k] += td->ts.short_io_u[k]; |
617 | } | |
756867bd JA |
618 | |
619 | ts->total_run_time += td->ts.total_run_time; | |
838bc709 JA |
620 | ts->total_submit += td->ts.total_submit; |
621 | ts->total_complete += td->ts.total_complete; | |
756867bd JA |
622 | } |
623 | ||
624 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 625 | unsigned long long bw; |
3c39a379 | 626 | |
756867bd JA |
627 | ts = &threadstats[i]; |
628 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 629 | rs->kb_base = ts->kb_base; |
3c39a379 | 630 | |
de64df05 | 631 | for (j = 0; j <= DDIR_WRITE; j++) { |
94370ac4 JA |
632 | if (!ts->runtime[j]) |
633 | continue; | |
634 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
635 | rs->min_run[j] = ts->runtime[j]; | |
636 | if (ts->runtime[j] > rs->max_run[j]) | |
637 | rs->max_run[j] = ts->runtime[j]; | |
638 | ||
639 | bw = 0; | |
8879fd15 JA |
640 | if (ts->runtime[j]) { |
641 | unsigned long runt; | |
642 | ||
90fef2d1 | 643 | runt = ts->runtime[j]; |
8879fd15 JA |
644 | bw = ts->io_bytes[j] / runt; |
645 | } | |
94370ac4 JA |
646 | if (bw < rs->min_bw[j]) |
647 | rs->min_bw[j] = bw; | |
648 | if (bw > rs->max_bw[j]) | |
649 | rs->max_bw[j] = bw; | |
650 | ||
90fef2d1 | 651 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 652 | } |
3c39a379 JA |
653 | } |
654 | ||
655 | for (i = 0; i < groupid + 1; i++) { | |
8879fd15 JA |
656 | unsigned long max_run[2]; |
657 | ||
3c39a379 | 658 | rs = &runstats[i]; |
90fef2d1 JA |
659 | max_run[0] = rs->max_run[0]; |
660 | max_run[1] = rs->max_run[1]; | |
3c39a379 JA |
661 | |
662 | if (rs->max_run[0]) | |
4cf1abc3 | 663 | rs->agg[0] = (rs->io_kb[0] * 1000) / max_run[0]; |
3c39a379 | 664 | if (rs->max_run[1]) |
4cf1abc3 | 665 | rs->agg[1] = (rs->io_kb[1] * 1000) / max_run[1]; |
3c39a379 JA |
666 | } |
667 | ||
668 | /* | |
669 | * don't overwrite last signal output | |
670 | */ | |
c6ae0a5b | 671 | if (!terse_output) |
4ceb30d4 | 672 | log_info("\n"); |
3c39a379 | 673 | |
756867bd JA |
674 | for (i = 0; i < nr_ts; i++) { |
675 | ts = &threadstats[i]; | |
676 | rs = &runstats[ts->groupid]; | |
3c39a379 | 677 | |
c6ae0a5b | 678 | if (terse_output) |
756867bd | 679 | show_thread_status_terse(ts, rs); |
c6ae0a5b | 680 | else |
756867bd | 681 | show_thread_status(ts, rs); |
3c39a379 JA |
682 | } |
683 | ||
c6ae0a5b JA |
684 | if (!terse_output) { |
685 | for (i = 0; i < groupid + 1; i++) | |
686 | show_group_stats(&runstats[i], i); | |
3c39a379 | 687 | |
c6ae0a5b JA |
688 | show_disk_util(); |
689 | } | |
eecf272f JA |
690 | |
691 | free(runstats); | |
756867bd | 692 | free(threadstats); |
3c39a379 JA |
693 | } |
694 | ||
68704084 | 695 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 696 | { |
68704084 | 697 | double val = data; |
6660cc67 | 698 | double delta; |
68704084 JA |
699 | |
700 | if (data > is->max_val) | |
701 | is->max_val = data; | |
702 | if (data < is->min_val) | |
703 | is->min_val = data; | |
704 | ||
705 | delta = val - is->mean; | |
ef11d737 JA |
706 | if (delta) { |
707 | is->mean += delta / (is->samples + 1.0); | |
708 | is->S += delta * (val - is->mean); | |
709 | } | |
3c39a379 | 710 | |
3c39a379 JA |
711 | is->samples++; |
712 | } | |
713 | ||
bb3884d8 | 714 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
306ddc97 JA |
715 | enum fio_ddir ddir, unsigned int bs, |
716 | unsigned long time) | |
3c39a379 | 717 | { |
306ddc97 JA |
718 | const int nr_samples = iolog->nr_samples; |
719 | ||
3c39a379 JA |
720 | if (iolog->nr_samples == iolog->max_samples) { |
721 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
722 | ||
723 | iolog->log = realloc(iolog->log, new_size); | |
724 | iolog->max_samples <<= 1; | |
725 | } | |
726 | ||
306ddc97 JA |
727 | iolog->log[nr_samples].val = val; |
728 | iolog->log[nr_samples].time = time; | |
729 | iolog->log[nr_samples].ddir = ddir; | |
730 | iolog->log[nr_samples].bs = bs; | |
3c39a379 JA |
731 | iolog->nr_samples++; |
732 | } | |
733 | ||
bb3884d8 | 734 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
306ddc97 JA |
735 | unsigned long val, enum fio_ddir ddir, |
736 | unsigned int bs) | |
bb3884d8 | 737 | { |
306ddc97 | 738 | __add_log_sample(iolog, val, ddir, bs, mtime_since_now(&td->epoch)); |
bb3884d8 JA |
739 | } |
740 | ||
306ddc97 | 741 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
bb3884d8 JA |
742 | { |
743 | struct io_log *iolog = agg_io_log[ddir]; | |
744 | ||
306ddc97 | 745 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
bb3884d8 JA |
746 | } |
747 | ||
1e97cce9 | 748 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 749 | unsigned long usec, unsigned int bs) |
3c39a379 | 750 | { |
756867bd | 751 | struct thread_stat *ts = &td->ts; |
079ad09b | 752 | |
d85f5118 | 753 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 754 | |
079ad09b | 755 | if (ts->clat_log) |
306ddc97 | 756 | add_log_sample(td, ts->clat_log, usec, ddir, bs); |
3c39a379 JA |
757 | } |
758 | ||
1e97cce9 | 759 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 760 | unsigned long usec, unsigned int bs) |
3c39a379 | 761 | { |
756867bd | 762 | struct thread_stat *ts = &td->ts; |
079ad09b | 763 | |
d85f5118 | 764 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 765 | |
079ad09b | 766 | if (ts->slat_log) |
306ddc97 | 767 | add_log_sample(td, ts->slat_log, usec, ddir, bs); |
3c39a379 JA |
768 | } |
769 | ||
02af0988 JA |
770 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
771 | unsigned long usec, unsigned int bs) | |
772 | { | |
773 | struct thread_stat *ts = &td->ts; | |
774 | ||
775 | add_stat_sample(&ts->lat_stat[ddir], usec); | |
776 | ||
777 | if (ts->lat_log) | |
778 | add_log_sample(td, ts->lat_log, usec, ddir, bs); | |
779 | } | |
780 | ||
306ddc97 | 781 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
1e97cce9 | 782 | struct timeval *t) |
3c39a379 | 783 | { |
756867bd | 784 | struct thread_stat *ts = &td->ts; |
079ad09b | 785 | unsigned long spent = mtime_since(&ts->stat_sample_time[ddir], t); |
3c39a379 JA |
786 | unsigned long rate; |
787 | ||
2dc1bbeb | 788 | if (spent < td->o.bw_avg_time) |
3c39a379 JA |
789 | return; |
790 | ||
0b9d69ec JA |
791 | rate = (td->this_io_bytes[ddir] - ts->stat_io_bytes[ddir]) * |
792 | 1000 / spent / 1024; | |
079ad09b | 793 | add_stat_sample(&ts->bw_stat[ddir], rate); |
3c39a379 | 794 | |
079ad09b | 795 | if (ts->bw_log) |
306ddc97 | 796 | add_log_sample(td, ts->bw_log, rate, ddir, bs); |
3c39a379 | 797 | |
079ad09b JA |
798 | fio_gettime(&ts->stat_sample_time[ddir], NULL); |
799 | ts->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
3c39a379 | 800 | } |