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" | |
3c39a379 | 11 | |
dbe1125e | 12 | /* |
34403fb1 | 13 | * Cheesy number->string conversion, complete with carry rounding error. |
dbe1125e | 14 | */ |
b3605062 | 15 | static char *num2str(unsigned long num, int maxlen, int base, int pow2) |
dbe1125e | 16 | { |
b3605062 JA |
17 | char postfix[] = { ' ', 'K', 'M', 'G', 'P', 'E' }; |
18 | unsigned int thousand; | |
dbe1125e JA |
19 | char *buf; |
20 | int i; | |
21 | ||
b3605062 JA |
22 | if (pow2) |
23 | thousand = 1024; | |
24 | else | |
25 | thousand = 1000; | |
26 | ||
dbe1125e JA |
27 | buf = malloc(128); |
28 | ||
29 | for (i = 0; base > 1; i++) | |
30 | base /= thousand; | |
31 | ||
32 | do { | |
33 | int len, carry = 0; | |
34 | ||
35 | len = sprintf(buf, "%'lu", num); | |
36 | if (len <= maxlen) { | |
b3605062 JA |
37 | if (i >= 1) { |
38 | buf[len] = postfix[i]; | |
39 | buf[len + 1] = '\0'; | |
40 | } | |
dbe1125e JA |
41 | return buf; |
42 | } | |
43 | ||
44 | if ((num % thousand) >= (thousand / 2)) | |
45 | carry = 1; | |
46 | ||
47 | num /= thousand; | |
48 | num += carry; | |
49 | i++; | |
f3502ba2 | 50 | } while (i <= 5); |
dbe1125e JA |
51 | |
52 | return buf; | |
53 | } | |
54 | ||
3c39a379 JA |
55 | void update_rusage_stat(struct thread_data *td) |
56 | { | |
756867bd | 57 | struct thread_stat *ts = &td->ts; |
3c39a379 | 58 | |
079ad09b JA |
59 | getrusage(RUSAGE_SELF, &ts->ru_end); |
60 | ||
61 | ts->usr_time += mtime_since(&ts->ru_start.ru_utime, &ts->ru_end.ru_utime); | |
62 | ts->sys_time += mtime_since(&ts->ru_start.ru_stime, &ts->ru_end.ru_stime); | |
63 | ts->ctx += ts->ru_end.ru_nvcsw + ts->ru_end.ru_nivcsw - (ts->ru_start.ru_nvcsw + ts->ru_start.ru_nivcsw); | |
e7823a94 JA |
64 | ts->minf += ts->ru_end.ru_minflt - ts->ru_start.ru_minflt; |
65 | ts->majf += ts->ru_end.ru_majflt - ts->ru_start.ru_majflt; | |
3c39a379 | 66 | |
079ad09b | 67 | memcpy(&ts->ru_start, &ts->ru_end, sizeof(ts->ru_end)); |
3c39a379 JA |
68 | } |
69 | ||
70 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, | |
71 | double *mean, double *dev) | |
72 | { | |
68704084 | 73 | double n = is->samples; |
3c39a379 JA |
74 | |
75 | if (is->samples == 0) | |
76 | return 0; | |
77 | ||
78 | *min = is->min_val; | |
79 | *max = is->max_val; | |
80 | ||
81 | n = (double) is->samples; | |
68704084 | 82 | *mean = is->mean; |
e6d276f2 | 83 | |
68704084 JA |
84 | if (n > 1.0) |
85 | *dev = sqrt(is->S / (n - 1.0)); | |
ef9c5c40 | 86 | else |
4b43f54e | 87 | *dev = 0; |
ef9c5c40 | 88 | |
3c39a379 JA |
89 | return 1; |
90 | } | |
91 | ||
92 | static void show_group_stats(struct group_run_stats *rs, int id) | |
93 | { | |
dbe1125e JA |
94 | char *p1, *p2, *p3, *p4; |
95 | const char *ddir_str[] = { " READ", " WRITE" }; | |
96 | int i; | |
97 | ||
6d86144d | 98 | log_info("\nRun status group %d (all jobs):\n", id); |
3c39a379 | 99 | |
dbe1125e JA |
100 | for (i = 0; i <= DDIR_WRITE; i++) { |
101 | if (!rs->max_run[i]) | |
102 | continue; | |
103 | ||
b3605062 JA |
104 | p1 = num2str(rs->io_kb[i], 6, 1000, 1); |
105 | p2 = num2str(rs->agg[i], 6, 1000, 1); | |
106 | p3 = num2str(rs->min_bw[i], 6, 1000, 1); | |
107 | p4 = num2str(rs->max_bw[i], 6, 1000, 1); | |
dbe1125e | 108 | |
6d86144d | 109 | log_info("%s: io=%siB, aggrb=%siB/s, minb=%siB/s, maxb=%siB/s, mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, p3, p4, rs->min_run[i], rs->max_run[i]); |
dbe1125e JA |
110 | |
111 | free(p1); | |
112 | free(p2); | |
113 | free(p3); | |
114 | free(p4); | |
115 | } | |
3c39a379 JA |
116 | } |
117 | ||
b3605062 JA |
118 | #define ts_total_io_u(ts) \ |
119 | ((ts)->total_io_u[0] + (ts)->total_io_u[1]) | |
120 | ||
2270890c JA |
121 | static void stat_calc_dist(struct thread_stat *ts, double *io_u_dist) |
122 | { | |
123 | int i; | |
124 | ||
125 | /* | |
126 | * Do depth distribution calculations | |
127 | */ | |
128 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
b3605062 | 129 | io_u_dist[i] = (double) ts->io_u_map[i] / (double) ts_total_io_u(ts); |
2270890c | 130 | io_u_dist[i] *= 100.0; |
d0f62ba3 JA |
131 | if (io_u_dist[i] < 0.1 && ts->io_u_map[i]) |
132 | io_u_dist[i] = 0.1; | |
2270890c JA |
133 | } |
134 | } | |
135 | ||
04a0feae JA |
136 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
137 | unsigned int *src, int nr) | |
2270890c JA |
138 | { |
139 | int i; | |
140 | ||
141 | /* | |
142 | * Do latency distribution calculations | |
143 | */ | |
04a0feae JA |
144 | for (i = 0; i < nr; i++) { |
145 | dst[i] = (double) src[i] / (double) ts_total_io_u(ts); | |
146 | dst[i] *= 100.0; | |
147 | if (dst[i] < 0.01 && src[i]) | |
148 | dst[i] = 0.01; | |
2270890c JA |
149 | } |
150 | } | |
151 | ||
04a0feae JA |
152 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
153 | { | |
154 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
155 | } | |
156 | ||
157 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) | |
158 | { | |
159 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
160 | } | |
161 | ||
ea2accc5 JA |
162 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
163 | double *dev) | |
164 | { | |
165 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { | |
166 | *min /= 1000; | |
167 | *max /= 1000; | |
168 | *mean /= 1000.0; | |
169 | *dev /= 1000.0; | |
170 | return 0; | |
171 | } | |
172 | ||
173 | return 1; | |
174 | } | |
175 | ||
756867bd | 176 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
177 | int ddir) |
178 | { | |
3c9b60c1 | 179 | const char *ddir_str[] = { "read ", "write" }; |
3c39a379 | 180 | unsigned long min, max; |
b3605062 | 181 | unsigned long long bw, iops; |
3c39a379 | 182 | double mean, dev; |
b3605062 | 183 | char *io_p, *bw_p, *iops_p; |
3c39a379 | 184 | |
756867bd | 185 | if (!ts->runtime[ddir]) |
3c39a379 JA |
186 | return; |
187 | ||
756867bd | 188 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; |
b3605062 JA |
189 | iops = (1000 * ts->total_io_u[ddir]) / ts->runtime[ddir]; |
190 | io_p = num2str(ts->io_bytes[ddir] >> 10, 6, 1000, 1); | |
191 | bw_p = num2str(bw, 6, 1000, 1); | |
192 | iops_p = num2str(iops, 6, 1, 0); | |
dbe1125e | 193 | |
6d86144d | 194 | log_info(" %s: io=%siB, bw=%siB/s, iops=%s, runt=%6lumsec\n", ddir_str[ddir], io_p, bw_p, iops_p, ts->runtime[ddir]); |
dbe1125e JA |
195 | |
196 | free(io_p); | |
197 | free(bw_p); | |
b3605062 | 198 | free(iops_p); |
3c39a379 | 199 | |
d85f5118 JA |
200 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
201 | const char *base = "(usec)"; | |
d9309cb1 | 202 | char *minp, *maxp; |
d85f5118 | 203 | |
ea2accc5 | 204 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
d85f5118 | 205 | base = "(msec)"; |
ea2accc5 | 206 | |
d9309cb1 JA |
207 | minp = num2str(min, 6, 1, 0); |
208 | maxp = num2str(max, 6, 1, 0); | |
209 | ||
210 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f, stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
211 | ||
212 | free(minp); | |
213 | free(maxp); | |
d85f5118 JA |
214 | } |
215 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
216 | const char *base = "(usec)"; | |
d9309cb1 | 217 | char *minp, *maxp; |
d85f5118 | 218 | |
ea2accc5 JA |
219 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
220 | base = "(msec)"; | |
221 | ||
d9309cb1 JA |
222 | minp = num2str(min, 6, 1, 0); |
223 | maxp = num2str(max, 6, 1, 0); | |
224 | ||
225 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f, stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
226 | ||
227 | free(minp); | |
228 | free(maxp); | |
d85f5118 | 229 | } |
079ad09b | 230 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
3c39a379 JA |
231 | double p_of_agg; |
232 | ||
233 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 234 | log_info(" bw (KiB/s) : min=%5lu, max=%5lu, per=%3.2f%%, avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg, mean, dev); |
3c39a379 JA |
235 | } |
236 | } | |
237 | ||
04a0feae JA |
238 | static void show_lat(double *io_u_lat, int nr, const char **ranges, |
239 | const char *msg) | |
240 | { | |
241 | int new_line = 1, i, line = 0; | |
242 | ||
243 | for (i = 0; i < nr; i++) { | |
244 | if (io_u_lat[i] <= 0.0) | |
245 | continue; | |
246 | if (new_line) { | |
4539ed73 JA |
247 | if (line) |
248 | log_info("\n"); | |
04a0feae JA |
249 | log_info(" lat (%s): ", msg); |
250 | new_line = 0; | |
251 | line = 0; | |
252 | } | |
253 | if (line) | |
254 | log_info(", "); | |
255 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
256 | line++; | |
257 | if (line == 5) | |
258 | new_line = 1; | |
259 | } | |
04a0feae JA |
260 | } |
261 | ||
262 | static void show_lat_u(double *io_u_lat_u) | |
263 | { | |
264 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
265 | "250=", "500=", "750=", "1000=", }; | |
266 | ||
267 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
268 | } | |
269 | ||
270 | static void show_lat_m(double *io_u_lat_m) | |
271 | { | |
272 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
273 | "250=", "500=", "750=", "1000=", "2000=", | |
274 | ">=2000=", }; | |
275 | ||
276 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
277 | } | |
278 | ||
279 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) | |
280 | { | |
281 | show_lat_u(io_u_lat_u); | |
4539ed73 | 282 | log_info("\n"); |
04a0feae JA |
283 | show_lat_m(io_u_lat_m); |
284 | log_info("\n"); | |
285 | } | |
286 | ||
756867bd | 287 | static void show_thread_status(struct thread_stat *ts, |
3c39a379 JA |
288 | struct group_run_stats *rs) |
289 | { | |
290 | double usr_cpu, sys_cpu; | |
69008999 | 291 | unsigned long runtime; |
71619dc2 | 292 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
293 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
294 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
3c39a379 | 295 | |
756867bd | 296 | if (!(ts->io_bytes[0] + ts->io_bytes[1])) |
3c39a379 JA |
297 | return; |
298 | ||
756867bd | 299 | if (!ts->error) |
6d86144d | 300 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n", ts->name, ts->groupid, ts->members, ts->error, ts->pid); |
6d663077 | 301 | else |
6d86144d | 302 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d\n", ts->name, ts->groupid, ts->members, ts->error, ts->verror, ts->pid); |
3c39a379 | 303 | |
7bdce1bd | 304 | if (ts->description) |
6d86144d | 305 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 306 | |
756867bd JA |
307 | if (ts->io_bytes[DDIR_READ]) |
308 | show_ddir_status(rs, ts, DDIR_READ); | |
309 | if (ts->io_bytes[DDIR_WRITE]) | |
310 | show_ddir_status(rs, ts, DDIR_WRITE); | |
3c39a379 | 311 | |
756867bd | 312 | runtime = ts->total_run_time; |
69008999 | 313 | if (runtime) { |
1e97cce9 | 314 | double runt = (double) runtime; |
3c39a379 | 315 | |
756867bd JA |
316 | usr_cpu = (double) ts->usr_time * 100 / runt; |
317 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
318 | } else { |
319 | usr_cpu = 0; | |
320 | sys_cpu = 0; | |
321 | } | |
322 | ||
e7823a94 | 323 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu, minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); |
71619dc2 | 324 | |
2270890c | 325 | stat_calc_dist(ts, io_u_dist); |
04a0feae JA |
326 | stat_calc_lat_u(ts, io_u_lat_u); |
327 | stat_calc_lat_m(ts, io_u_lat_m); | |
71619dc2 | 328 | |
6d86144d | 329 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
30061b97 | 330 | log_info(" issued r/w: total=%lu/%lu, short=%lu/%lu\n", ts->total_io_u[0], ts->total_io_u[1], ts->short_io_u[0], ts->short_io_u[1]); |
61697c37 | 331 | |
04a0feae | 332 | show_latencies(io_u_lat_u, io_u_lat_m); |
3c39a379 JA |
333 | } |
334 | ||
756867bd | 335 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
336 | struct group_run_stats *rs, int ddir) |
337 | { | |
338 | unsigned long min, max; | |
339 | unsigned long long bw; | |
340 | double mean, dev; | |
341 | ||
342 | bw = 0; | |
756867bd JA |
343 | if (ts->runtime[ddir]) |
344 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; | |
c6ae0a5b | 345 | |
6d86144d | 346 | log_info(";%llu;%llu;%lu", ts->io_bytes[ddir] >> 10, bw, ts->runtime[ddir]); |
c6ae0a5b | 347 | |
079ad09b | 348 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 349 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 350 | else |
6d86144d | 351 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 352 | |
079ad09b | 353 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 354 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 355 | else |
6d86144d | 356 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 357 | |
079ad09b | 358 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
c6ae0a5b JA |
359 | double p_of_agg; |
360 | ||
361 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 362 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 363 | } else |
6d86144d | 364 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
365 | } |
366 | ||
367 | ||
756867bd | 368 | static void show_thread_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
369 | struct group_run_stats *rs) |
370 | { | |
2270890c | 371 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
372 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
373 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 374 | double usr_cpu, sys_cpu; |
04a0feae | 375 | int i; |
c6ae0a5b | 376 | |
6d86144d | 377 | log_info("%s;%d;%d", ts->name, ts->groupid, ts->error); |
c6ae0a5b | 378 | |
756867bd JA |
379 | show_ddir_status_terse(ts, rs, 0); |
380 | show_ddir_status_terse(ts, rs, 1); | |
c6ae0a5b | 381 | |
756867bd JA |
382 | if (ts->total_run_time) { |
383 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 384 | |
756867bd JA |
385 | usr_cpu = (double) ts->usr_time * 100 / runt; |
386 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
387 | } else { |
388 | usr_cpu = 0; | |
389 | sys_cpu = 0; | |
390 | } | |
391 | ||
e7823a94 | 392 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); |
2270890c JA |
393 | |
394 | stat_calc_dist(ts, io_u_dist); | |
04a0feae JA |
395 | stat_calc_lat_u(ts, io_u_lat_u); |
396 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 397 | |
6d86144d | 398 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
2270890c | 399 | |
04a0feae JA |
400 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
401 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
402 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
403 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
404 | log_info("\n"); | |
2270890c JA |
405 | |
406 | if (ts->description) | |
6d86144d | 407 | log_info(";%s", ts->description); |
2270890c | 408 | |
6d86144d | 409 | log_info("\n"); |
756867bd JA |
410 | } |
411 | ||
197574e4 | 412 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
413 | { |
414 | double mean, S; | |
415 | ||
416 | dst->min_val = min(dst->min_val, src->min_val); | |
417 | dst->max_val = max(dst->max_val, src->max_val); | |
418 | dst->samples += src->samples; | |
419 | ||
420 | /* | |
421 | * Needs a new method for calculating stddev, we cannot just | |
422 | * average them we do below for nr > 1 | |
423 | */ | |
424 | if (nr == 1) { | |
425 | mean = src->mean; | |
426 | S = src->S; | |
427 | } else { | |
c39cced6 JA |
428 | mean = ((src->mean * (double) (nr - 1)) + dst->mean) / ((double) nr); |
429 | S = ((src->S * (double) (nr - 1)) + dst->S) / ((double) nr); | |
756867bd JA |
430 | } |
431 | ||
432 | dst->mean = mean; | |
433 | dst->S = S; | |
434 | } | |
435 | ||
3c39a379 JA |
436 | void show_run_stats(void) |
437 | { | |
438 | struct group_run_stats *runstats, *rs; | |
439 | struct thread_data *td; | |
756867bd | 440 | struct thread_stat *threadstats, *ts; |
197574e4 | 441 | int i, j, k, l, nr_ts, last_ts, idx; |
3c39a379 JA |
442 | |
443 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
444 | ||
445 | for (i = 0; i < groupid + 1; i++) { | |
446 | rs = &runstats[i]; | |
447 | ||
448 | memset(rs, 0, sizeof(*rs)); | |
449 | rs->min_bw[0] = rs->min_run[0] = ~0UL; | |
450 | rs->min_bw[1] = rs->min_run[1] = ~0UL; | |
451 | } | |
452 | ||
756867bd JA |
453 | /* |
454 | * find out how many threads stats we need. if group reporting isn't | |
455 | * enabled, it's one-per-td. | |
456 | */ | |
457 | nr_ts = 0; | |
458 | last_ts = -1; | |
459 | for_each_td(td, i) { | |
2dc1bbeb | 460 | if (!td->o.group_reporting) { |
756867bd JA |
461 | nr_ts++; |
462 | continue; | |
463 | } | |
464 | if (last_ts == td->groupid) | |
465 | continue; | |
466 | ||
467 | last_ts = td->groupid; | |
468 | nr_ts++; | |
469 | } | |
470 | ||
471 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
472 | ||
473 | for (i = 0; i < nr_ts; i++) { | |
474 | ts = &threadstats[i]; | |
475 | ||
476 | memset(ts, 0, sizeof(*ts)); | |
de64df05 | 477 | for (j = 0; j <= DDIR_WRITE; j++) { |
197574e4 JA |
478 | ts->clat_stat[j].min_val = -1UL; |
479 | ts->slat_stat[j].min_val = -1UL; | |
480 | ts->bw_stat[j].min_val = -1UL; | |
481 | } | |
7abd0e3a | 482 | ts->groupid = -1; |
756867bd JA |
483 | } |
484 | ||
485 | j = 0; | |
486 | last_ts = -1; | |
197574e4 | 487 | idx = 0; |
34572e28 | 488 | for_each_td(td, i) { |
2dc1bbeb JA |
489 | if (idx && (!td->o.group_reporting || |
490 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
491 | idx = 0; |
492 | j++; | |
493 | } | |
494 | ||
495 | last_ts = td->groupid; | |
496 | ||
756867bd JA |
497 | ts = &threadstats[j]; |
498 | ||
197574e4 | 499 | idx++; |
6586ee89 | 500 | ts->members++; |
756867bd | 501 | |
7abd0e3a | 502 | if (ts->groupid == -1) { |
2dc84ba7 JA |
503 | /* |
504 | * These are per-group shared already | |
505 | */ | |
2dc1bbeb JA |
506 | ts->name = td->o.name; |
507 | ts->description = td->o.description; | |
756867bd | 508 | ts->groupid = td->groupid; |
2dc84ba7 JA |
509 | |
510 | /* | |
511 | * first pid in group, not very useful... | |
512 | */ | |
756867bd | 513 | ts->pid = td->pid; |
2dc84ba7 JA |
514 | } |
515 | ||
516 | if (td->error && !ts->error) { | |
517 | ts->error = td->error; | |
756867bd JA |
518 | ts->verror = td->verror; |
519 | } | |
520 | ||
de64df05 | 521 | for (l = 0; l <= DDIR_WRITE; l++) { |
197574e4 JA |
522 | sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx); |
523 | sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx); | |
524 | sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx); | |
756867bd | 525 | |
197574e4 JA |
526 | ts->stat_io_bytes[l] += td->ts.stat_io_bytes[l]; |
527 | ts->io_bytes[l] += td->ts.io_bytes[l]; | |
528 | ||
529 | if (ts->runtime[l] < td->ts.runtime[l]) | |
530 | ts->runtime[l] = td->ts.runtime[l]; | |
531 | } | |
756867bd JA |
532 | |
533 | ts->usr_time += td->ts.usr_time; | |
534 | ts->sys_time += td->ts.sys_time; | |
535 | ts->ctx += td->ts.ctx; | |
e7823a94 JA |
536 | ts->majf += td->ts.majf; |
537 | ts->minf += td->ts.minf; | |
756867bd JA |
538 | |
539 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
540 | ts->io_u_map[k] += td->ts.io_u_map[k]; | |
04a0feae JA |
541 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) |
542 | ts->io_u_lat_u[k] += td->ts.io_u_lat_u[k]; | |
543 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
544 | ts->io_u_lat_m[k] += td->ts.io_u_lat_m[k]; | |
545 | ||
756867bd | 546 | |
30061b97 | 547 | for (k = 0; k <= DDIR_WRITE; k++) { |
b3605062 | 548 | ts->total_io_u[k] += td->ts.total_io_u[k]; |
30061b97 JA |
549 | ts->short_io_u[k] += td->ts.short_io_u[k]; |
550 | } | |
756867bd JA |
551 | |
552 | ts->total_run_time += td->ts.total_run_time; | |
756867bd JA |
553 | } |
554 | ||
555 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 556 | unsigned long long bw; |
3c39a379 | 557 | |
756867bd JA |
558 | ts = &threadstats[i]; |
559 | rs = &runstats[ts->groupid]; | |
3c39a379 | 560 | |
de64df05 | 561 | for (j = 0; j <= DDIR_WRITE; j++) { |
94370ac4 JA |
562 | if (!ts->runtime[j]) |
563 | continue; | |
564 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
565 | rs->min_run[j] = ts->runtime[j]; | |
566 | if (ts->runtime[j] > rs->max_run[j]) | |
567 | rs->max_run[j] = ts->runtime[j]; | |
568 | ||
569 | bw = 0; | |
570 | if (ts->runtime[j]) | |
571 | bw = ts->io_bytes[j] / (unsigned long long) ts->runtime[j]; | |
572 | if (bw < rs->min_bw[j]) | |
573 | rs->min_bw[j] = bw; | |
574 | if (bw > rs->max_bw[j]) | |
575 | rs->max_bw[j] = bw; | |
576 | ||
577 | rs->io_kb[j] += ts->io_bytes[j] >> 10; | |
578 | } | |
3c39a379 JA |
579 | } |
580 | ||
581 | for (i = 0; i < groupid + 1; i++) { | |
582 | rs = &runstats[i]; | |
583 | ||
584 | if (rs->max_run[0]) | |
585 | rs->agg[0] = (rs->io_kb[0]*1024) / rs->max_run[0]; | |
586 | if (rs->max_run[1]) | |
587 | rs->agg[1] = (rs->io_kb[1]*1024) / rs->max_run[1]; | |
588 | } | |
589 | ||
590 | /* | |
591 | * don't overwrite last signal output | |
592 | */ | |
c6ae0a5b JA |
593 | if (!terse_output) |
594 | printf("\n"); | |
3c39a379 | 595 | |
756867bd JA |
596 | for (i = 0; i < nr_ts; i++) { |
597 | ts = &threadstats[i]; | |
598 | rs = &runstats[ts->groupid]; | |
3c39a379 | 599 | |
c6ae0a5b | 600 | if (terse_output) |
756867bd | 601 | show_thread_status_terse(ts, rs); |
c6ae0a5b | 602 | else |
756867bd | 603 | show_thread_status(ts, rs); |
3c39a379 JA |
604 | } |
605 | ||
c6ae0a5b JA |
606 | if (!terse_output) { |
607 | for (i = 0; i < groupid + 1; i++) | |
608 | show_group_stats(&runstats[i], i); | |
3c39a379 | 609 | |
c6ae0a5b JA |
610 | show_disk_util(); |
611 | } | |
eecf272f JA |
612 | |
613 | free(runstats); | |
756867bd | 614 | free(threadstats); |
3c39a379 JA |
615 | } |
616 | ||
68704084 | 617 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 618 | { |
68704084 | 619 | double val = data; |
6660cc67 | 620 | double delta; |
68704084 JA |
621 | |
622 | if (data > is->max_val) | |
623 | is->max_val = data; | |
624 | if (data < is->min_val) | |
625 | is->min_val = data; | |
626 | ||
627 | delta = val - is->mean; | |
ef11d737 JA |
628 | if (delta) { |
629 | is->mean += delta / (is->samples + 1.0); | |
630 | is->S += delta * (val - is->mean); | |
631 | } | |
3c39a379 | 632 | |
3c39a379 JA |
633 | is->samples++; |
634 | } | |
635 | ||
bb3884d8 JA |
636 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
637 | enum fio_ddir ddir, unsigned long time) | |
3c39a379 JA |
638 | { |
639 | if (iolog->nr_samples == iolog->max_samples) { | |
640 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
641 | ||
642 | iolog->log = realloc(iolog->log, new_size); | |
643 | iolog->max_samples <<= 1; | |
644 | } | |
645 | ||
646 | iolog->log[iolog->nr_samples].val = val; | |
bb3884d8 | 647 | iolog->log[iolog->nr_samples].time = time; |
3c39a379 JA |
648 | iolog->log[iolog->nr_samples].ddir = ddir; |
649 | iolog->nr_samples++; | |
650 | } | |
651 | ||
bb3884d8 JA |
652 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
653 | unsigned long val, enum fio_ddir ddir) | |
654 | { | |
655 | __add_log_sample(iolog, val, ddir, mtime_since_now(&td->epoch)); | |
656 | } | |
657 | ||
658 | void add_agg_sample(unsigned long val, enum fio_ddir ddir) | |
659 | { | |
660 | struct io_log *iolog = agg_io_log[ddir]; | |
661 | ||
662 | __add_log_sample(iolog, val, ddir, mtime_since_genesis()); | |
663 | } | |
664 | ||
1e97cce9 | 665 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
d85f5118 | 666 | unsigned long usec) |
3c39a379 | 667 | { |
756867bd | 668 | struct thread_stat *ts = &td->ts; |
079ad09b | 669 | |
d85f5118 | 670 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 671 | |
079ad09b | 672 | if (ts->clat_log) |
d85f5118 | 673 | add_log_sample(td, ts->clat_log, usec, ddir); |
3c39a379 JA |
674 | } |
675 | ||
1e97cce9 | 676 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
d85f5118 | 677 | unsigned long usec) |
3c39a379 | 678 | { |
756867bd | 679 | struct thread_stat *ts = &td->ts; |
079ad09b | 680 | |
d85f5118 | 681 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 682 | |
079ad09b | 683 | if (ts->slat_log) |
d85f5118 | 684 | add_log_sample(td, ts->slat_log, usec, ddir); |
3c39a379 JA |
685 | } |
686 | ||
1e97cce9 JA |
687 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, |
688 | struct timeval *t) | |
3c39a379 | 689 | { |
756867bd | 690 | struct thread_stat *ts = &td->ts; |
079ad09b | 691 | unsigned long spent = mtime_since(&ts->stat_sample_time[ddir], t); |
3c39a379 JA |
692 | unsigned long rate; |
693 | ||
2dc1bbeb | 694 | if (spent < td->o.bw_avg_time) |
3c39a379 JA |
695 | return; |
696 | ||
079ad09b JA |
697 | rate = (td->this_io_bytes[ddir] - ts->stat_io_bytes[ddir]) / spent; |
698 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 699 | |
079ad09b JA |
700 | if (ts->bw_log) |
701 | add_log_sample(td, ts->bw_log, rate, ddir); | |
3c39a379 | 702 | |
079ad09b JA |
703 | fio_gettime(&ts->stat_sample_time[ddir], NULL); |
704 | ts->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
3c39a379 | 705 | } |