fio: Eliminate compilation warning in ppc
[fio.git] / eta.c
1 /*
2  * Status and ETA code
3  */
4 #include <unistd.h>
5 #include <fcntl.h>
6 #include <string.h>
7
8 #include "fio.h"
9
10 static char run_str[REAL_MAX_JOBS + 1];
11
12 /*
13  * Sets the status of the 'td' in the printed status map.
14  */
15 static void check_str_update(struct thread_data *td)
16 {
17         char c = run_str[td->thread_number - 1];
18
19         switch (td->runstate) {
20         case TD_REAPED:
21                 if (td->error)
22                         c = 'X';
23                 else if (td->sig)
24                         c = 'K';
25                 else
26                         c = '_';
27                 break;
28         case TD_EXITED:
29                 c = 'E';
30                 break;
31         case TD_RAMP:
32                 c = '/';
33                 break;
34         case TD_RUNNING:
35                 if (td_rw(td)) {
36                         if (td_random(td)) {
37                                 if (td->o.rwmix[DDIR_READ] == 100)
38                                         c = 'r';
39                                 else if (td->o.rwmix[DDIR_WRITE] == 100)
40                                         c = 'w';
41                                 else
42                                         c = 'm';
43                         } else {
44                                 if (td->o.rwmix[DDIR_READ] == 100)
45                                         c = 'R';
46                                 else if (td->o.rwmix[DDIR_WRITE] == 100)
47                                         c = 'W';
48                                 else
49                                         c = 'M';
50                         }
51                 } else if (td_read(td)) {
52                         if (td_random(td))
53                                 c = 'r';
54                         else
55                                 c = 'R';
56                 } else if (td_write(td)) {
57                         if (td_random(td))
58                                 c = 'w';
59                         else
60                                 c = 'W';
61                 } else {
62                         if (td_random(td))
63                                 c = 'd';
64                         else
65                                 c = 'D';
66                 }
67                 break;
68         case TD_PRE_READING:
69                 c = 'p';
70                 break;
71         case TD_VERIFYING:
72                 c = 'V';
73                 break;
74         case TD_FSYNCING:
75                 c = 'F';
76                 break;
77         case TD_FINISHING:
78                 c = 'f';
79                 break;
80         case TD_CREATED:
81                 c = 'C';
82                 break;
83         case TD_INITIALIZED:
84         case TD_SETTING_UP:
85                 c = 'I';
86                 break;
87         case TD_NOT_CREATED:
88                 c = 'P';
89                 break;
90         default:
91                 log_err("state %d\n", td->runstate);
92         }
93
94         run_str[td->thread_number - 1] = c;
95 }
96
97 /*
98  * Convert seconds to a printable string.
99  */
100 void eta_to_str(char *str, unsigned long eta_sec)
101 {
102         unsigned int d, h, m, s;
103         int disp_hour = 0;
104
105         s = eta_sec % 60;
106         eta_sec /= 60;
107         m = eta_sec % 60;
108         eta_sec /= 60;
109         h = eta_sec % 24;
110         eta_sec /= 24;
111         d = eta_sec;
112
113         if (d) {
114                 disp_hour = 1;
115                 str += sprintf(str, "%02ud:", d);
116         }
117
118         if (h || disp_hour)
119                 str += sprintf(str, "%02uh:", h);
120
121         str += sprintf(str, "%02um:", m);
122         str += sprintf(str, "%02us", s);
123 }
124
125 /*
126  * Best effort calculation of the estimated pending runtime of a job.
127  */
128 static int thread_eta(struct thread_data *td)
129 {
130         unsigned long long bytes_total, bytes_done;
131         unsigned long eta_sec = 0;
132         unsigned long elapsed;
133         uint64_t timeout;
134
135         elapsed = (mtime_since_now(&td->epoch) + 999) / 1000;
136         timeout = td->o.timeout / 1000000UL;
137
138         bytes_total = td->total_io_size;
139
140         if (td->o.fill_device && td->o.size  == -1ULL) {
141                 if (!td->fill_device_size || td->fill_device_size == -1ULL)
142                         return 0;
143
144                 bytes_total = td->fill_device_size;
145         }
146
147         if (td->o.zone_size && td->o.zone_skip && bytes_total) {
148                 unsigned int nr_zones;
149                 uint64_t zone_bytes;
150
151                 zone_bytes = bytes_total + td->o.zone_size + td->o.zone_skip;
152                 nr_zones = (zone_bytes - 1) / (td->o.zone_size + td->o.zone_skip);
153                 bytes_total -= nr_zones * td->o.zone_skip;
154         }
155
156         /*
157          * if writing and verifying afterwards, bytes_total will be twice the
158          * size. In a mixed workload, verify phase will be the size of the
159          * first stage writes.
160          */
161         if (td->o.do_verify && td->o.verify && td_write(td)) {
162                 if (td_rw(td)) {
163                         unsigned int perc = 50;
164
165                         if (td->o.rwmix[DDIR_WRITE])
166                                 perc = td->o.rwmix[DDIR_WRITE];
167
168                         bytes_total += (bytes_total * perc) / 100;
169                 } else
170                         bytes_total <<= 1;
171         }
172
173         if (td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING) {
174                 double perc, perc_t;
175
176                 bytes_done = ddir_rw_sum(td->io_bytes);
177
178                 if (bytes_total) {
179                         perc = (double) bytes_done / (double) bytes_total;
180                         if (perc > 1.0)
181                                 perc = 1.0;
182                 } else
183                         perc = 0.0;
184
185                 if (td->o.time_based) {
186                         if (timeout) {
187                                 perc_t = (double) elapsed / (double) timeout;
188                                 if (perc_t < perc)
189                                         perc = perc_t;
190                         } else {
191                                 /*
192                                  * Will never hit, we can't have time_based
193                                  * without a timeout set.
194                                  */
195                                 perc = 0.0;
196                         }
197                 }
198
199                 eta_sec = (unsigned long) (elapsed * (1.0 / perc)) - elapsed;
200
201                 if (td->o.timeout &&
202                     eta_sec > (timeout + done_secs - elapsed))
203                         eta_sec = timeout + done_secs - elapsed;
204         } else if (td->runstate == TD_NOT_CREATED || td->runstate == TD_CREATED
205                         || td->runstate == TD_INITIALIZED
206                         || td->runstate == TD_SETTING_UP
207                         || td->runstate == TD_RAMP
208                         || td->runstate == TD_PRE_READING) {
209                 int t_eta = 0, r_eta = 0;
210                 unsigned long long rate_bytes;
211
212                 /*
213                  * We can only guess - assume it'll run the full timeout
214                  * if given, otherwise assume it'll run at the specified rate.
215                  */
216                 if (td->o.timeout) {
217                         uint64_t timeout = td->o.timeout;
218                         uint64_t start_delay = td->o.start_delay;
219                         uint64_t ramp_time = td->o.ramp_time;
220
221                         t_eta = timeout + start_delay + ramp_time;
222                         t_eta /= 1000000ULL;
223
224                         if (in_ramp_time(td)) {
225                                 unsigned long ramp_left;
226
227                                 ramp_left = mtime_since_now(&td->epoch);
228                                 ramp_left = (ramp_left + 999) / 1000;
229                                 if (ramp_left <= t_eta)
230                                         t_eta -= ramp_left;
231                         }
232                 }
233                 rate_bytes = ddir_rw_sum(td->o.rate);
234                 if (rate_bytes) {
235                         r_eta = (bytes_total / 1024) / rate_bytes;
236                         r_eta += (td->o.start_delay / 1000000ULL);
237                 }
238
239                 if (r_eta && t_eta)
240                         eta_sec = min(r_eta, t_eta);
241                 else if (r_eta)
242                         eta_sec = r_eta;
243                 else if (t_eta)
244                         eta_sec = t_eta;
245                 else
246                         eta_sec = 0;
247         } else {
248                 /*
249                  * thread is already done or waiting for fsync
250                  */
251                 eta_sec = 0;
252         }
253
254         return eta_sec;
255 }
256
257 static void calc_rate(int unified_rw_rep, unsigned long mtime,
258                       unsigned long long *io_bytes,
259                       unsigned long long *prev_io_bytes, unsigned int *rate)
260 {
261         int i;
262
263         for (i = 0; i < DDIR_RWDIR_CNT; i++) {
264                 unsigned long long diff;
265
266                 diff = io_bytes[i] - prev_io_bytes[i];
267                 if (unified_rw_rep) {
268                         rate[i] = 0;
269                         rate[0] += ((1000 * diff) / mtime) / 1024;
270                 } else
271                         rate[i] = ((1000 * diff) / mtime) / 1024;
272
273                 prev_io_bytes[i] = io_bytes[i];
274         }
275 }
276
277 static void calc_iops(int unified_rw_rep, unsigned long mtime,
278                       unsigned long long *io_iops,
279                       unsigned long long *prev_io_iops, unsigned int *iops)
280 {
281         int i;
282
283         for (i = 0; i < DDIR_RWDIR_CNT; i++) {
284                 unsigned long long diff;
285
286                 diff = io_iops[i] - prev_io_iops[i];
287                 if (unified_rw_rep) {
288                         iops[i] = 0;
289                         iops[0] += (diff * 1000) / mtime;
290                 } else
291                         iops[i] = (diff * 1000) / mtime;
292
293                 prev_io_iops[i] = io_iops[i];
294         }
295 }
296
297 /*
298  * Print status of the jobs we know about. This includes rate estimates,
299  * ETA, thread state, etc.
300  */
301 int calc_thread_status(struct jobs_eta *je, int force)
302 {
303         struct thread_data *td;
304         int i, unified_rw_rep;
305         unsigned long rate_time, disp_time, bw_avg_time, *eta_secs;
306         unsigned long long io_bytes[DDIR_RWDIR_CNT];
307         unsigned long long io_iops[DDIR_RWDIR_CNT];
308         struct timeval now;
309
310         static unsigned long long rate_io_bytes[DDIR_RWDIR_CNT];
311         static unsigned long long disp_io_bytes[DDIR_RWDIR_CNT];
312         static unsigned long long disp_io_iops[DDIR_RWDIR_CNT];
313         static struct timeval rate_prev_time, disp_prev_time;
314
315         if (!force) {
316                 if (output_format != FIO_OUTPUT_NORMAL &&
317                     f_out == stdout)
318                         return 0;
319                 if (temp_stall_ts || eta_print == FIO_ETA_NEVER)
320                         return 0;
321
322                 if (!isatty(STDOUT_FILENO) && (eta_print != FIO_ETA_ALWAYS))
323                         return 0;
324         }
325
326         if (!ddir_rw_sum(rate_io_bytes))
327                 fill_start_time(&rate_prev_time);
328         if (!ddir_rw_sum(disp_io_bytes))
329                 fill_start_time(&disp_prev_time);
330
331         eta_secs = malloc(thread_number * sizeof(unsigned long));
332         memset(eta_secs, 0, thread_number * sizeof(unsigned long));
333
334         je->elapsed_sec = (mtime_since_genesis() + 999) / 1000;
335
336         io_bytes[DDIR_READ] = io_bytes[DDIR_WRITE] = io_bytes[DDIR_TRIM] = 0;
337         io_iops[DDIR_READ] = io_iops[DDIR_WRITE] = io_iops[DDIR_TRIM] = 0;
338         bw_avg_time = ULONG_MAX;
339         unified_rw_rep = 0;
340         for_each_td(td, i) {
341                 unified_rw_rep += td->o.unified_rw_rep;
342                 if (is_power_of_2(td->o.kb_base))
343                         je->is_pow2 = 1;
344                 je->unit_base = td->o.unit_base;
345                 if (td->o.bw_avg_time < bw_avg_time)
346                         bw_avg_time = td->o.bw_avg_time;
347                 if (td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING
348                     || td->runstate == TD_FSYNCING
349                     || td->runstate == TD_PRE_READING
350                     || td->runstate == TD_FINISHING) {
351                         je->nr_running++;
352                         if (td_read(td)) {
353                                 je->t_rate[0] += td->o.rate[DDIR_READ];
354                                 je->t_iops[0] += td->o.rate_iops[DDIR_READ];
355                                 je->m_rate[0] += td->o.ratemin[DDIR_READ];
356                                 je->m_iops[0] += td->o.rate_iops_min[DDIR_READ];
357                         }
358                         if (td_write(td)) {
359                                 je->t_rate[1] += td->o.rate[DDIR_WRITE];
360                                 je->t_iops[1] += td->o.rate_iops[DDIR_WRITE];
361                                 je->m_rate[1] += td->o.ratemin[DDIR_WRITE];
362                                 je->m_iops[1] += td->o.rate_iops_min[DDIR_WRITE];
363                         }
364                         if (td_trim(td)) {
365                                 je->t_rate[2] += td->o.rate[DDIR_TRIM];
366                                 je->t_iops[2] += td->o.rate_iops[DDIR_TRIM];
367                                 je->m_rate[2] += td->o.ratemin[DDIR_TRIM];
368                                 je->m_iops[2] += td->o.rate_iops_min[DDIR_TRIM];
369                         }
370
371                         je->files_open += td->nr_open_files;
372                 } else if (td->runstate == TD_RAMP) {
373                         je->nr_running++;
374                         je->nr_ramp++;
375                 } else if (td->runstate == TD_SETTING_UP) {
376                         je->nr_running++;
377                         je->nr_setting_up++;
378                 } else if (td->runstate < TD_RUNNING)
379                         je->nr_pending++;
380
381                 if (je->elapsed_sec >= 3)
382                         eta_secs[i] = thread_eta(td);
383                 else
384                         eta_secs[i] = INT_MAX;
385
386                 check_str_update(td);
387
388                 if (td->runstate > TD_SETTING_UP) {
389                         int ddir;
390
391                         for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) {
392                                 if (unified_rw_rep) {
393                                         io_bytes[0] += td->io_bytes[ddir];
394                                         io_iops[0] += td->io_blocks[ddir];
395                                 } else {
396                                         io_bytes[ddir] += td->io_bytes[ddir];
397                                         io_iops[ddir] += td->io_blocks[ddir];
398                                 }
399                         }
400                 }
401         }
402
403         if (exitall_on_terminate)
404                 je->eta_sec = INT_MAX;
405         else
406                 je->eta_sec = 0;
407
408         for_each_td(td, i) {
409                 if (exitall_on_terminate) {
410                         if (eta_secs[i] < je->eta_sec)
411                                 je->eta_sec = eta_secs[i];
412                 } else {
413                         if (eta_secs[i] > je->eta_sec)
414                                 je->eta_sec = eta_secs[i];
415                 }
416         }
417
418         free(eta_secs);
419
420         fio_gettime(&now, NULL);
421         rate_time = mtime_since(&rate_prev_time, &now);
422
423         if (write_bw_log && rate_time > bw_avg_time && !in_ramp_time(td)) {
424                 calc_rate(unified_rw_rep, rate_time, io_bytes, rate_io_bytes,
425                                 je->rate);
426                 memcpy(&rate_prev_time, &now, sizeof(now));
427                 add_agg_sample(je->rate[DDIR_READ], DDIR_READ, 0);
428                 add_agg_sample(je->rate[DDIR_WRITE], DDIR_WRITE, 0);
429                 add_agg_sample(je->rate[DDIR_TRIM], DDIR_TRIM, 0);
430         }
431
432         disp_time = mtime_since(&disp_prev_time, &now);
433
434         /*
435          * Allow a little slack, the target is to print it every 1000 msecs
436          */
437         if (!force && disp_time < 900)
438                 return 0;
439
440         calc_rate(unified_rw_rep, disp_time, io_bytes, disp_io_bytes, je->rate);
441         calc_iops(unified_rw_rep, disp_time, io_iops, disp_io_iops, je->iops);
442
443         memcpy(&disp_prev_time, &now, sizeof(now));
444
445         if (!force && !je->nr_running && !je->nr_pending)
446                 return 0;
447
448         je->nr_threads = thread_number;
449         memcpy(je->run_str, run_str, thread_number * sizeof(char));
450         return 1;
451 }
452
453 void display_thread_status(struct jobs_eta *je)
454 {
455         static struct timeval disp_eta_new_line;
456         static int eta_new_line_init, eta_new_line_pending;
457         static int linelen_last;
458         static int eta_good;
459         char output[REAL_MAX_JOBS + 512], *p = output;
460         char eta_str[128];
461         double perc = 0.0;
462
463         if (je->eta_sec != INT_MAX && je->elapsed_sec) {
464                 perc = (double) je->elapsed_sec / (double) (je->elapsed_sec + je->eta_sec);
465                 eta_to_str(eta_str, je->eta_sec);
466         }
467
468         if (eta_new_line_pending) {
469                 eta_new_line_pending = 0;
470                 p += sprintf(p, "\n");
471         }
472
473         p += sprintf(p, "Jobs: %d (f=%d)", je->nr_running, je->files_open);
474         if (je->m_rate[0] || je->m_rate[1] || je->t_rate[0] || je->t_rate[1]) {
475                 char *tr, *mr;
476
477                 mr = num2str(je->m_rate[0] + je->m_rate[1], 4, 0, je->is_pow2, 8);
478                 tr = num2str(je->t_rate[0] + je->t_rate[1], 4, 0, je->is_pow2, 8);
479                 p += sprintf(p, ", CR=%s/%s KB/s", tr, mr);
480                 free(tr);
481                 free(mr);
482         } else if (je->m_iops[0] || je->m_iops[1] || je->t_iops[0] || je->t_iops[1]) {
483                 p += sprintf(p, ", CR=%d/%d IOPS",
484                                         je->t_iops[0] + je->t_iops[1],
485                                         je->m_iops[0] + je->m_iops[1]);
486         }
487         if (je->eta_sec != INT_MAX && je->nr_running) {
488                 char perc_str[32];
489                 char *iops_str[DDIR_RWDIR_CNT];
490                 char *rate_str[DDIR_RWDIR_CNT];
491                 size_t left;
492                 int l;
493                 int ddir;
494
495                 if ((!je->eta_sec && !eta_good) || je->nr_ramp == je->nr_running)
496                         strcpy(perc_str, "-.-% done");
497                 else {
498                         double mult = 100.0;
499
500                         if (je->nr_setting_up && je->nr_running)
501                                 mult *= (1.0 - (double) je->nr_setting_up / (double) je->nr_running);
502
503                         eta_good = 1;
504                         perc *= mult;
505                         sprintf(perc_str, "%3.1f%% done", perc);
506                 }
507
508                 for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) {
509                         rate_str[ddir] = num2str(je->rate[ddir], 5,
510                                                 1024, je->is_pow2, je->unit_base);
511                         iops_str[ddir] = num2str(je->iops[ddir], 4, 1, 0, 0);
512                 }
513
514                 left = sizeof(output) - (p - output) - 1;
515
516                 l = snprintf(p, left, ": [%s] [%s] [%s/%s/%s /s] [%s/%s/%s iops] [eta %s]",
517                                 je->run_str, perc_str, rate_str[DDIR_READ],
518                                 rate_str[DDIR_WRITE], rate_str[DDIR_TRIM],
519                                 iops_str[DDIR_READ], iops_str[DDIR_WRITE],
520                                 iops_str[DDIR_TRIM], eta_str);
521                 p += l;
522                 if (l >= 0 && l < linelen_last)
523                         p += sprintf(p, "%*s", linelen_last - l, "");
524                 linelen_last = l;
525
526                 for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) {
527                         free(rate_str[ddir]);
528                         free(iops_str[ddir]);
529                 }
530         }
531         p += sprintf(p, "\r");
532
533         printf("%s", output);
534
535         if (!eta_new_line_init) {
536                 fio_gettime(&disp_eta_new_line, NULL);
537                 eta_new_line_init = 1;
538         } else if (eta_new_line &&
539                    mtime_since_now(&disp_eta_new_line) > eta_new_line * 1000) {
540                 fio_gettime(&disp_eta_new_line, NULL);
541                 eta_new_line_pending = 1;
542         }
543
544         fflush(stdout);
545 }
546
547 void print_thread_status(void)
548 {
549         struct jobs_eta *je;
550         size_t size;
551
552         if (!thread_number)
553                 return;
554
555         size = sizeof(*je) + thread_number * sizeof(char) + 1;
556         je = malloc(size);
557         memset(je, 0, size);
558
559         if (calc_thread_status(je, 0))
560                 display_thread_status(je);
561
562         free(je);
563 }
564
565 void print_status_init(int thr_number)
566 {
567         run_str[thr_number] = 'P';
568 }