blob: 442caa0cd1973400d5323a7202b6350155a6ae1d [file] [log] [blame]
Jens Axboe3c39a372006-06-06 20:56:12 +02001#include <stdio.h>
2#include <string.h>
3#include <sys/time.h>
4#include <sys/types.h>
Jens Axboe5c4e1db2006-06-07 14:17:08 +02005#include <sys/stat.h>
Jens Axboe3c39a372006-06-06 20:56:12 +02006#include <dirent.h>
7#include <libgen.h>
8#include <math.h>
9
10#include "fio.h"
Jens Axboe7c9b1bc2009-06-03 09:25:57 +020011#include "diskutil.h"
Jens Axboec7c6cb42011-10-13 14:12:40 +020012#include "lib/ieee754.h"
Shaohua Licc372b12012-09-17 09:12:18 +020013#include "json.h"
Jens Axboe44404c52013-01-24 14:20:09 -070014#include "lib/getrusage.h"
Huadong Liuf2a2ce02013-01-30 13:22:24 +010015#include "idletime.h"
Jens Axboe3c39a372006-06-06 20:56:12 +020016
Jens Axboecef91752013-04-26 17:05:57 -060017static struct fio_mutex *stat_mutex;
18
Jens Axboe3c39a372006-06-06 20:56:12 +020019void update_rusage_stat(struct thread_data *td)
20{
Jens Axboe756867b2007-03-06 15:19:24 +010021 struct thread_stat *ts = &td->ts;
Jens Axboe3c39a372006-06-06 20:56:12 +020022
Jens Axboe44404c52013-01-24 14:20:09 -070023 fio_getrusage(&td->ru_end);
Jens Axboec8aaba12011-10-03 12:14:19 +020024 ts->usr_time += mtime_since(&td->ru_start.ru_utime,
25 &td->ru_end.ru_utime);
26 ts->sys_time += mtime_since(&td->ru_start.ru_stime,
27 &td->ru_end.ru_stime);
28 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
29 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
30 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
31 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
Jens Axboe5ec10ea2008-03-06 15:42:00 +010032
Jens Axboec8aaba12011-10-03 12:14:19 +020033 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
Jens Axboe3c39a372006-06-06 20:56:12 +020034}
35
Yu-ju Hong83349192011-08-13 00:53:44 +020036/*
37 * Given a latency, return the index of the corresponding bucket in
38 * the structure tracking percentiles.
39 *
40 * (1) find the group (and error bits) that the value (latency)
41 * belongs to by looking at its MSB. (2) find the bucket number in the
42 * group by looking at the index bits.
43 *
44 */
45static unsigned int plat_val_to_idx(unsigned int val)
46{
47 unsigned int msb, error_bits, base, offset, idx;
48
49 /* Find MSB starting from bit 0 */
50 if (val == 0)
51 msb = 0;
52 else
53 msb = (sizeof(val)*8) - __builtin_clz(val) - 1;
54
Jens Axboe716050f2011-08-16 08:43:45 +020055 /*
56 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
57 * all bits of the sample as index
58 */
Yu-ju Hong83349192011-08-13 00:53:44 +020059 if (msb <= FIO_IO_U_PLAT_BITS)
60 return val;
61
62 /* Compute the number of error bits to discard*/
63 error_bits = msb - FIO_IO_U_PLAT_BITS;
64
65 /* Compute the number of buckets before the group */
66 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
67
Jens Axboe716050f2011-08-16 08:43:45 +020068 /*
69 * Discard the error bits and apply the mask to find the
Jens Axboe3c3ed072012-03-27 09:12:39 +020070 * index for the buckets in the group
Jens Axboe716050f2011-08-16 08:43:45 +020071 */
Yu-ju Hong83349192011-08-13 00:53:44 +020072 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
73
74 /* Make sure the index does not exceed (array size - 1) */
Jens Axboe3c3ed072012-03-27 09:12:39 +020075 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
Yu-ju Hong83349192011-08-13 00:53:44 +020076 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
77
78 return idx;
79}
80
81/*
82 * Convert the given index of the bucket array to the value
83 * represented by the bucket
84 */
85static unsigned int plat_idx_to_val(unsigned int idx)
86{
87 unsigned int error_bits, k, base;
88
89 assert(idx < FIO_IO_U_PLAT_NR);
90
91 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
92 * all bits of the sample as index */
Jens Axboe3c3ed072012-03-27 09:12:39 +020093 if (idx < (FIO_IO_U_PLAT_VAL << 1))
Yu-ju Hong83349192011-08-13 00:53:44 +020094 return idx;
95
96 /* Find the group and compute the minimum value of that group */
Jens Axboe3c3ed072012-03-27 09:12:39 +020097 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
Yu-ju Hong83349192011-08-13 00:53:44 +020098 base = 1 << (error_bits + FIO_IO_U_PLAT_BITS);
99
100 /* Find its bucket number of the group */
101 k = idx % FIO_IO_U_PLAT_VAL;
102
103 /* Return the mean of the range of the bucket */
104 return base + ((k + 0.5) * (1 << error_bits));
105}
106
107static int double_cmp(const void *a, const void *b)
108{
Jens Axboe802ad4a2011-10-05 09:51:58 +0200109 const fio_fp64_t fa = *(const fio_fp64_t *) a;
110 const fio_fp64_t fb = *(const fio_fp64_t *) b;
Yu-ju Hong83349192011-08-13 00:53:44 +0200111 int cmp = 0;
112
Jens Axboe802ad4a2011-10-05 09:51:58 +0200113 if (fa.u.f > fb.u.f)
Yu-ju Hong83349192011-08-13 00:53:44 +0200114 cmp = 1;
Jens Axboe802ad4a2011-10-05 09:51:58 +0200115 else if (fa.u.f < fb.u.f)
Yu-ju Hong83349192011-08-13 00:53:44 +0200116 cmp = -1;
117
118 return cmp;
119}
120
Jens Axboea2697902012-03-05 16:43:49 +0100121unsigned int calc_clat_percentiles(unsigned int *io_u_plat, unsigned long nr,
122 fio_fp64_t *plist, unsigned int **output,
123 unsigned int *maxv, unsigned int *minv)
Yu-ju Hong83349192011-08-13 00:53:44 +0200124{
125 unsigned long sum = 0;
Jens Axboe1db92cb2011-10-13 13:43:36 +0200126 unsigned int len, i, j = 0;
127 unsigned int oval_len = 0;
128 unsigned int *ovals = NULL;
129 int is_last;
130
131 *minv = -1U;
132 *maxv = 0;
Yu-ju Hong83349192011-08-13 00:53:44 +0200133
Jens Axboe802ad4a2011-10-05 09:51:58 +0200134 len = 0;
135 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
136 len++;
Jens Axboe716050f2011-08-16 08:43:45 +0200137
Jens Axboe351de8d2011-10-12 21:03:45 +0200138 if (!len)
Jens Axboe1db92cb2011-10-13 13:43:36 +0200139 return 0;
Jens Axboe351de8d2011-10-12 21:03:45 +0200140
Jens Axboe716050f2011-08-16 08:43:45 +0200141 /*
Jens Axboe802ad4a2011-10-05 09:51:58 +0200142 * Sort the percentile list. Note that it may already be sorted if
143 * we are using the default values, but since it's a short list this
144 * isn't a worry. Also note that this does not work for NaN values.
Jens Axboe716050f2011-08-16 08:43:45 +0200145 */
Jens Axboe802ad4a2011-10-05 09:51:58 +0200146 if (len > 1)
Jens Axboe3c3ed072012-03-27 09:12:39 +0200147 qsort((void *)plist, len, sizeof(plist[0]), double_cmp);
Yu-ju Hong83349192011-08-13 00:53:44 +0200148
Jens Axboe4f6f8292011-10-13 09:28:21 +0200149 /*
150 * Calculate bucket values, note down max and min values
151 */
Jens Axboe07511a62011-10-13 12:00:24 +0200152 is_last = 0;
153 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
Yu-ju Hong83349192011-08-13 00:53:44 +0200154 sum += io_u_plat[i];
Jens Axboe802ad4a2011-10-05 09:51:58 +0200155 while (sum >= (plist[j].u.f / 100.0 * nr)) {
156 assert(plist[j].u.f <= 100.0);
Yu-ju Hong83349192011-08-13 00:53:44 +0200157
Jens Axboe4f6f8292011-10-13 09:28:21 +0200158 if (j == oval_len) {
159 oval_len += 100;
160 ovals = realloc(ovals, oval_len * sizeof(unsigned int));
161 }
Yu-ju Hong83349192011-08-13 00:53:44 +0200162
Jens Axboe4f6f8292011-10-13 09:28:21 +0200163 ovals[j] = plat_idx_to_val(i);
Jens Axboe1db92cb2011-10-13 13:43:36 +0200164 if (ovals[j] < *minv)
165 *minv = ovals[j];
166 if (ovals[j] > *maxv)
167 *maxv = ovals[j];
Jens Axboe07511a62011-10-13 12:00:24 +0200168
169 is_last = (j == len - 1);
170 if (is_last)
171 break;
172
Jens Axboe4f6f8292011-10-13 09:28:21 +0200173 j++;
Yu-ju Hong83349192011-08-13 00:53:44 +0200174 }
175 }
Jens Axboe4f6f8292011-10-13 09:28:21 +0200176
Jens Axboe1db92cb2011-10-13 13:43:36 +0200177 *output = ovals;
178 return len;
179}
180
181/*
182 * Find and display the p-th percentile of clat
183 */
184static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr,
Jens Axboe3dc1e5b2013-02-07 12:56:09 +0100185 fio_fp64_t *plist, unsigned int precision)
Jens Axboe1db92cb2011-10-13 13:43:36 +0200186{
187 unsigned int len, j = 0, minv, maxv;
188 unsigned int *ovals;
Jens Axboeeef02442013-02-06 08:51:57 +0100189 int is_last, per_line, scale_down;
190 char fmt[32];
Jens Axboe1db92cb2011-10-13 13:43:36 +0200191
192 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
193 if (!len)
194 goto out;
195
Jens Axboe4f6f8292011-10-13 09:28:21 +0200196 /*
197 * We default to usecs, but if the value range is such that we
198 * should scale down to msecs, do that.
199 */
200 if (minv > 2000 && maxv > 99999) {
201 scale_down = 1;
202 log_info(" clat percentiles (msec):\n |");
203 } else {
204 scale_down = 0;
205 log_info(" clat percentiles (usec):\n |");
206 }
207
Jens Axboe3dc1e5b2013-02-07 12:56:09 +0100208 snprintf(fmt, sizeof(fmt), "%%1.%uf", precision);
Jens Axboeeef02442013-02-06 08:51:57 +0100209 per_line = (80 - 7) / (precision + 14);
Jens Axboe619adf92013-02-06 08:46:55 +0100210
Jens Axboe4f6f8292011-10-13 09:28:21 +0200211 for (j = 0; j < len; j++) {
Jens Axboe619adf92013-02-06 08:46:55 +0100212 char fbuf[16], *ptr = fbuf;
Jens Axboe4f6f8292011-10-13 09:28:21 +0200213
214 /* for formatting */
Jens Axboeeef02442013-02-06 08:51:57 +0100215 if (j != 0 && (j % per_line) == 0)
Jens Axboe4f6f8292011-10-13 09:28:21 +0200216 log_info(" |");
217
218 /* end of the list */
219 is_last = (j == len - 1);
220
221 if (plist[j].u.f < 10.0)
Jens Axboe619adf92013-02-06 08:46:55 +0100222 ptr += sprintf(fbuf, " ");
223
Jens Axboeeef02442013-02-06 08:51:57 +0100224 snprintf(ptr, sizeof(fbuf), fmt, plist[j].u.f);
Jens Axboe4f6f8292011-10-13 09:28:21 +0200225
226 if (scale_down)
227 ovals[j] = (ovals[j] + 999) / 1000;
228
229 log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ',');
230
231 if (is_last)
232 break;
233
Jens Axboeeef02442013-02-06 08:51:57 +0100234 if ((j % per_line) == per_line - 1) /* for formatting */
Jens Axboe4f6f8292011-10-13 09:28:21 +0200235 log_info("\n");
236 }
237
Jens Axboe1db92cb2011-10-13 13:43:36 +0200238out:
Jens Axboe4f6f8292011-10-13 09:28:21 +0200239 if (ovals)
240 free(ovals);
Yu-ju Hong83349192011-08-13 00:53:44 +0200241}
242
Jens Axboeb29ad562012-03-05 13:08:51 +0100243int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max,
244 double *mean, double *dev)
Jens Axboe3c39a372006-06-06 20:56:12 +0200245{
Erwan Veluee0ccb72013-07-22 23:39:18 +0200246 double n = (double) is->samples;
Jens Axboe3c39a372006-06-06 20:56:12 +0200247
Erwan Veluee0ccb72013-07-22 23:39:18 +0200248 if (n == 0)
Jens Axboe3c39a372006-06-06 20:56:12 +0200249 return 0;
250
251 *min = is->min_val;
252 *max = is->max_val;
Jens Axboe802ad4a2011-10-05 09:51:58 +0200253 *mean = is->mean.u.f;
Jens Axboe3c39a372006-06-06 20:56:12 +0200254
Jens Axboe68704082007-01-10 19:56:37 +0100255 if (n > 1.0)
Jens Axboe802ad4a2011-10-05 09:51:58 +0200256 *dev = sqrt(is->S.u.f / (n - 1.0));
Jens Axboeef9c5c42007-01-03 14:21:13 +0100257 else
Jens Axboe4b43f542007-07-19 21:38:35 +0200258 *dev = 0;
Jens Axboeef9c5c42007-01-03 14:21:13 +0100259
Jens Axboe3c39a372006-06-06 20:56:12 +0200260 return 1;
261}
262
Jens Axboea64e88d2011-10-03 14:20:01 +0200263void show_group_stats(struct group_run_stats *rs)
Jens Axboe3c39a372006-06-06 20:56:12 +0200264{
Jens Axboedbe11252007-02-11 00:19:51 +0100265 char *p1, *p2, *p3, *p4;
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200266 const char *ddir_str[] = { " READ", " WRITE" , " TRIM"};
Jens Axboedbe11252007-02-11 00:19:51 +0100267 int i;
268
Jens Axboe7e1773b2011-10-14 12:47:56 +0200269 log_info("\nRun status group %d (all jobs):\n", rs->groupid);
Jens Axboe3c39a372006-06-06 20:56:12 +0200270
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200271 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
Jens Axboe90fef2d2009-07-17 22:33:32 +0200272 const int i2p = is_power_of_2(rs->kb_base);
273
Jens Axboedbe11252007-02-11 00:19:51 +0100274 if (!rs->max_run[i])
275 continue;
276
Steven Noonan73798eb2013-04-05 16:57:38 -0700277 p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p, 8);
Steven Noonanad705bc2013-04-08 15:05:25 -0700278 p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p, rs->unit_base);
279 p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p, rs->unit_base);
280 p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p, rs->unit_base);
Jens Axboedbe11252007-02-11 00:19:51 +0100281
Steven Noonan73798eb2013-04-05 16:57:38 -0700282 log_info("%s: io=%s, aggrb=%s/s, minb=%s/s, maxb=%s/s,"
Jens Axboe771e58b2013-01-30 12:56:23 +0100283 " mint=%llumsec, maxt=%llumsec\n",
284 rs->unified_rw_rep ? " MIXED" : ddir_str[i],
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200285 p1, p2, p3, p4,
286 (unsigned long long) rs->min_run[i],
287 (unsigned long long) rs->max_run[i]);
Jens Axboedbe11252007-02-11 00:19:51 +0100288
289 free(p1);
290 free(p2);
291 free(p3);
292 free(p4);
293 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200294}
295
Jens Axboe2e331012012-03-05 22:07:54 +0100296void stat_calc_dist(unsigned int *map, unsigned long total, double *io_u_dist)
Jens Axboe22708902007-03-06 17:05:32 +0100297{
298 int i;
299
300 /*
301 * Do depth distribution calculations
302 */
303 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
Jens Axboe838bc702008-05-22 13:08:23 +0200304 if (total) {
305 io_u_dist[i] = (double) map[i] / (double) total;
306 io_u_dist[i] *= 100.0;
307 if (io_u_dist[i] < 0.1 && map[i])
308 io_u_dist[i] = 0.1;
309 } else
310 io_u_dist[i] = 0.0;
Jens Axboe22708902007-03-06 17:05:32 +0100311 }
312}
313
Jens Axboe04a0fea2007-06-19 12:48:41 +0200314static void stat_calc_lat(struct thread_stat *ts, double *dst,
315 unsigned int *src, int nr)
Jens Axboe22708902007-03-06 17:05:32 +0100316{
Jens Axboed79db122012-09-24 08:51:24 +0200317 unsigned long total = ddir_rw_sum(ts->total_io_u);
Jens Axboe22708902007-03-06 17:05:32 +0100318 int i;
319
320 /*
321 * Do latency distribution calculations
322 */
Jens Axboe04a0fea2007-06-19 12:48:41 +0200323 for (i = 0; i < nr; i++) {
Jens Axboe838bc702008-05-22 13:08:23 +0200324 if (total) {
325 dst[i] = (double) src[i] / (double) total;
326 dst[i] *= 100.0;
327 if (dst[i] < 0.01 && src[i])
328 dst[i] = 0.01;
329 } else
330 dst[i] = 0.0;
Jens Axboe22708902007-03-06 17:05:32 +0100331 }
332}
333
Jens Axboee5bd1342012-03-05 21:38:12 +0100334void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
Jens Axboe04a0fea2007-06-19 12:48:41 +0200335{
336 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
337}
338
Jens Axboee5bd1342012-03-05 21:38:12 +0100339void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
Jens Axboe04a0fea2007-06-19 12:48:41 +0200340{
341 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
342}
343
Jens Axboeb29ad562012-03-05 13:08:51 +0100344static void display_lat(const char *name, unsigned long min, unsigned long max,
345 double mean, double dev)
Jens Axboeea2accc2007-06-19 09:48:44 +0200346{
Jens Axboeb29ad562012-03-05 13:08:51 +0100347 const char *base = "(usec)";
348 char *minp, *maxp;
Jens Axboeea2accc2007-06-19 09:48:44 +0200349
Jens Axboeb29ad562012-03-05 13:08:51 +0100350 if (!usec_to_msec(&min, &max, &mean, &dev))
351 base = "(msec)";
352
Jens Axboe22f80452013-04-09 20:29:16 +0200353 minp = num2str(min, 6, 1, 0, 0);
354 maxp = num2str(max, 6, 1, 0, 0);
Jens Axboeb29ad562012-03-05 13:08:51 +0100355
356 log_info(" %s %s: min=%s, max=%s, avg=%5.02f,"
357 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
358
359 free(minp);
360 free(maxp);
Jens Axboeea2accc2007-06-19 09:48:44 +0200361}
362
Jens Axboe756867b2007-03-06 15:19:24 +0100363static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
Jens Axboe3c39a372006-06-06 20:56:12 +0200364 int ddir)
365{
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200366 const char *ddir_str[] = { "read ", "write", "trim" };
Jens Axboe8879fd12009-04-20 10:06:02 +0200367 unsigned long min, max, runt;
Jens Axboeb3605062007-03-12 14:19:47 +0100368 unsigned long long bw, iops;
Jens Axboe3c39a372006-06-06 20:56:12 +0200369 double mean, dev;
Jens Axboeb3605062007-03-12 14:19:47 +0100370 char *io_p, *bw_p, *iops_p;
Jens Axboe90fef2d2009-07-17 22:33:32 +0200371 int i2p;
Jens Axboe3c39a372006-06-06 20:56:12 +0200372
Jens Axboeff58fce2010-08-25 12:02:08 +0200373 assert(ddir_rw(ddir));
374
Jens Axboe756867b2007-03-06 15:19:24 +0100375 if (!ts->runtime[ddir])
Jens Axboe3c39a372006-06-06 20:56:12 +0200376 return;
377
Jens Axboe90fef2d2009-07-17 22:33:32 +0200378 i2p = is_power_of_2(rs->kb_base);
Jens Axboe8879fd12009-04-20 10:06:02 +0200379 runt = ts->runtime[ddir];
380
381 bw = (1000 * ts->io_bytes[ddir]) / runt;
Steven Noonan73798eb2013-04-05 16:57:38 -0700382 io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p, 8);
Steven Noonanad705bc2013-04-08 15:05:25 -0700383 bw_p = num2str(bw, 6, 1, i2p, ts->unit_base);
Jens Axboe8879fd12009-04-20 10:06:02 +0200384
Bruce Cran0aacc502011-07-09 08:19:53 +0200385 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
Steven Noonan73798eb2013-04-05 16:57:38 -0700386 iops_p = num2str(iops, 6, 1, 0, 0);
Jens Axboedbe11252007-02-11 00:19:51 +0100387
Steven Noonan73798eb2013-04-05 16:57:38 -0700388 log_info(" %s: io=%s, bw=%s/s, iops=%s, runt=%6llumsec\n",
Jens Axboe771e58b2013-01-30 12:56:23 +0100389 rs->unified_rw_rep ? "mixed" : ddir_str[ddir],
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200390 io_p, bw_p, iops_p,
391 (unsigned long long) ts->runtime[ddir]);
Jens Axboedbe11252007-02-11 00:19:51 +0100392
393 free(io_p);
394 free(bw_p);
Jens Axboeb3605062007-03-12 14:19:47 +0100395 free(iops_p);
Jens Axboe3c39a372006-06-06 20:56:12 +0200396
Jens Axboeb29ad562012-03-05 13:08:51 +0100397 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
398 display_lat("slat", min, max, mean, dev);
399 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
400 display_lat("clat", min, max, mean, dev);
401 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
402 display_lat(" lat", min, max, mean, dev);
Jens Axboe3c39a372006-06-06 20:56:12 +0200403
Yu-ju Hong83349192011-08-13 00:53:44 +0200404 if (ts->clat_percentiles) {
405 show_clat_percentiles(ts->io_u_plat[ddir],
406 ts->clat_stat[ddir].samples,
Vincent Kang Fu435d1952013-02-06 08:43:40 +0100407 ts->percentile_list,
408 ts->percentile_precision);
Yu-ju Hong83349192011-08-13 00:53:44 +0200409 }
Jens Axboe079ad092007-02-20 13:58:20 +0100410 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
Steven Noonan142c7f22013-04-08 15:25:54 -0700411 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
Steven Noonand6869902013-04-08 15:40:13 -0700412 const char *bw_str = (rs->unit_base == 1 ? "Kbit" : "KB");
413
414 if (rs->unit_base == 1) {
415 min *= 8.0;
416 max *= 8.0;
417 mean *= 8.0;
418 dev *= 8.0;
419 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200420
Jens Axboe2f2c6922012-02-07 16:42:43 +0100421 if (rs->agg[ddir]) {
Jens Axboe19d3e962012-02-07 12:27:28 +0100422 p_of_agg = mean * 100 / (double) rs->agg[ddir];
423 if (p_of_agg > 100.0)
424 p_of_agg = 100.0;
425 }
Jens Axboeb7017e32011-10-14 09:30:01 +0200426
Steven Noonan142c7f22013-04-08 15:25:54 -0700427 if (mean > fkb_base * fkb_base) {
428 min /= fkb_base;
429 max /= fkb_base;
430 mean /= fkb_base;
431 dev /= fkb_base;
Steven Noonand6869902013-04-08 15:40:13 -0700432 bw_str = (rs->unit_base == 1 ? "Mbit" : "MB");
Jens Axboeb7017e32011-10-14 09:30:01 +0200433 }
434
Steven Noonand6869902013-04-08 15:40:13 -0700435 log_info(" bw (%-4s/s): min=%5lu, max=%5lu, per=%3.2f%%,"
Jens Axboeb7017e32011-10-14 09:30:01 +0200436 " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max,
437 p_of_agg, mean, dev);
Jens Axboe3c39a372006-06-06 20:56:12 +0200438 }
439}
440
Jens Axboe7e1773b2011-10-14 12:47:56 +0200441static int show_lat(double *io_u_lat, int nr, const char **ranges,
442 const char *msg)
Jens Axboe04a0fea2007-06-19 12:48:41 +0200443{
Jens Axboe7e1773b2011-10-14 12:47:56 +0200444 int new_line = 1, i, line = 0, shown = 0;
Jens Axboe04a0fea2007-06-19 12:48:41 +0200445
446 for (i = 0; i < nr; i++) {
447 if (io_u_lat[i] <= 0.0)
448 continue;
Jens Axboe7e1773b2011-10-14 12:47:56 +0200449 shown = 1;
Jens Axboe04a0fea2007-06-19 12:48:41 +0200450 if (new_line) {
Jens Axboe4539ed72007-07-23 14:21:17 +0200451 if (line)
452 log_info("\n");
Jens Axboe7e1773b2011-10-14 12:47:56 +0200453 log_info(" lat (%s) : ", msg);
Jens Axboe04a0fea2007-06-19 12:48:41 +0200454 new_line = 0;
455 line = 0;
456 }
457 if (line)
458 log_info(", ");
459 log_info("%s%3.2f%%", ranges[i], io_u_lat[i]);
460 line++;
461 if (line == 5)
462 new_line = 1;
463 }
Jens Axboe7e1773b2011-10-14 12:47:56 +0200464
465 if (shown)
466 log_info("\n");
467
468 return shown;
Jens Axboe04a0fea2007-06-19 12:48:41 +0200469}
470
471static void show_lat_u(double *io_u_lat_u)
472{
473 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
474 "250=", "500=", "750=", "1000=", };
475
476 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec");
477}
478
479static void show_lat_m(double *io_u_lat_m)
480{
481 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
482 "250=", "500=", "750=", "1000=", "2000=",
483 ">=2000=", };
484
485 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec");
486}
487
Jens Axboec551f652012-03-05 20:49:10 +0100488static void show_latencies(struct thread_stat *ts)
Jens Axboe04a0fea2007-06-19 12:48:41 +0200489{
Jens Axboec551f652012-03-05 20:49:10 +0100490 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
491 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
492
Jens Axboe5a189882012-03-05 14:08:34 +0100493 stat_calc_lat_u(ts, io_u_lat_u);
494 stat_calc_lat_m(ts, io_u_lat_m);
495
Jens Axboe04a0fea2007-06-19 12:48:41 +0200496 show_lat_u(io_u_lat_u);
497 show_lat_m(io_u_lat_m);
Jens Axboe04a0fea2007-06-19 12:48:41 +0200498}
499
Jens Axboea64e88d2011-10-03 14:20:01 +0200500void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs)
Jens Axboe3c39a372006-06-06 20:56:12 +0200501{
502 double usr_cpu, sys_cpu;
Jens Axboe69008992006-11-24 13:12:56 +0100503 unsigned long runtime;
Jens Axboe71619dc2007-01-13 23:56:33 +0100504 double io_u_dist[FIO_IO_U_MAP_NR];
Jens Axboe57a64322012-06-14 15:11:15 +0200505 time_t time_p;
506 char time_buf[64];
Jens Axboe3c39a372006-06-06 20:56:12 +0200507
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200508 if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] +
509 ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] +
510 ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM]))
Jens Axboe3c39a372006-06-06 20:56:12 +0200511 return;
512
Jens Axboe57a64322012-06-14 15:11:15 +0200513 time(&time_p);
Saurabh De45054cb2012-10-09 14:46:24 -0600514 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
Jens Axboe57a64322012-06-14 15:11:15 +0200515
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100516 if (!ts->error) {
Jens Axboe57a64322012-06-14 15:11:15 +0200517 log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100518 ts->name, ts->groupid, ts->members,
Jens Axboe57a64322012-06-14 15:11:15 +0200519 ts->error, (int) ts->pid, time_buf);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100520 } else {
Jens Axboe57a64322012-06-14 15:11:15 +0200521 log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100522 ts->name, ts->groupid, ts->members,
Jens Axboe57a64322012-06-14 15:11:15 +0200523 ts->error, ts->verror, (int) ts->pid,
524 time_buf);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100525 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200526
Jens Axboe259e47d2011-10-13 21:05:59 +0200527 if (strlen(ts->description))
Jens Axboe6d861442007-03-15 09:22:23 +0100528 log_info(" Description : [%s]\n", ts->description);
Jens Axboe7bdce1b2007-03-06 20:01:13 +0100529
Jens Axboe756867b2007-03-06 15:19:24 +0100530 if (ts->io_bytes[DDIR_READ])
531 show_ddir_status(rs, ts, DDIR_READ);
532 if (ts->io_bytes[DDIR_WRITE])
533 show_ddir_status(rs, ts, DDIR_WRITE);
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200534 if (ts->io_bytes[DDIR_TRIM])
535 show_ddir_status(rs, ts, DDIR_TRIM);
Jens Axboe3c39a372006-06-06 20:56:12 +0200536
Jens Axboec551f652012-03-05 20:49:10 +0100537 show_latencies(ts);
Jens Axboe7e1773b2011-10-14 12:47:56 +0200538
Jens Axboe756867b2007-03-06 15:19:24 +0100539 runtime = ts->total_run_time;
Jens Axboe69008992006-11-24 13:12:56 +0100540 if (runtime) {
Jens Axboe1e97cce2006-12-05 11:44:16 +0100541 double runt = (double) runtime;
Jens Axboe3c39a372006-06-06 20:56:12 +0200542
Jens Axboe756867b2007-03-06 15:19:24 +0100543 usr_cpu = (double) ts->usr_time * 100 / runt;
544 sys_cpu = (double) ts->sys_time * 100 / runt;
Jens Axboe3c39a372006-06-06 20:56:12 +0200545 } else {
546 usr_cpu = 0;
547 sys_cpu = 0;
548 }
549
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200550 log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
551 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
552 (unsigned long long) ts->ctx,
553 (unsigned long long) ts->majf,
554 (unsigned long long) ts->minf);
Jens Axboe71619dc2007-01-13 23:56:33 +0100555
Jens Axboed79db122012-09-24 08:51:24 +0200556 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100557 log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
558 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
559 io_u_dist[1], io_u_dist[2],
560 io_u_dist[3], io_u_dist[4],
561 io_u_dist[5], io_u_dist[6]);
Jens Axboe838bc702008-05-22 13:08:23 +0200562
563 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
564 log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
565 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
566 io_u_dist[1], io_u_dist[2],
567 io_u_dist[3], io_u_dist[4],
568 io_u_dist[5], io_u_dist[6]);
569 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
570 log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
571 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
572 io_u_dist[1], io_u_dist[2],
573 io_u_dist[3], io_u_dist[4],
574 io_u_dist[5], io_u_dist[6]);
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200575 log_info(" issued : total=r=%llu/w=%llu/d=%llu,"
576 " short=r=%llu/w=%llu/d=%llu\n",
577 (unsigned long long) ts->total_io_u[0],
578 (unsigned long long) ts->total_io_u[1],
579 (unsigned long long) ts->total_io_u[2],
580 (unsigned long long) ts->short_io_u[0],
581 (unsigned long long) ts->short_io_u[1],
582 (unsigned long long) ts->short_io_u[2]);
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200583 if (ts->continue_on_error) {
Dmitry Monakhove9d806f2013-04-15 11:23:25 +0200584 log_info(" errors : total=%llu, first_error=%d/<%s>\n",
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200585 (unsigned long long)ts->total_err_count,
Jens Axboe1ec99ee2009-06-15 12:37:30 +0200586 ts->first_error,
587 strerror(ts->first_error));
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200588 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200589}
590
Jens Axboe756867b2007-03-06 15:19:24 +0100591static void show_ddir_status_terse(struct thread_stat *ts,
Jens Axboec6ae0a52006-06-12 11:04:44 +0200592 struct group_run_stats *rs, int ddir)
593{
594 unsigned long min, max;
Jens Axboe312b4af2011-10-13 13:11:42 +0200595 unsigned long long bw, iops;
Jens Axboe1db92cb2011-10-13 13:43:36 +0200596 unsigned int *ovals = NULL;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200597 double mean, dev;
Jens Axboe1db92cb2011-10-13 13:43:36 +0200598 unsigned int len, minv, maxv;
599 int i;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200600
Jens Axboeff58fce2010-08-25 12:02:08 +0200601 assert(ddir_rw(ddir));
602
Jens Axboe312b4af2011-10-13 13:11:42 +0200603 iops = bw = 0;
604 if (ts->runtime[ddir]) {
605 uint64_t runt = ts->runtime[ddir];
Jens Axboec6ae0a52006-06-12 11:04:44 +0200606
Jens Axboe033bbb52012-05-07 09:46:40 +0200607 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024;
Jens Axboe312b4af2011-10-13 13:11:42 +0200608 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
609 }
610
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200611 log_info(";%llu;%llu;%llu;%llu",
612 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
613 (unsigned long long) ts->runtime[ddir]);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200614
Jens Axboe079ad092007-02-20 13:58:20 +0100615 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
Jens Axboe6d861442007-03-15 09:22:23 +0100616 log_info(";%lu;%lu;%f;%f", min, max, mean, dev);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200617 else
Jens Axboe6d861442007-03-15 09:22:23 +0100618 log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200619
Jens Axboe079ad092007-02-20 13:58:20 +0100620 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
Jens Axboe6d861442007-03-15 09:22:23 +0100621 log_info(";%lu;%lu;%f;%f", min, max, mean, dev);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200622 else
Jens Axboe6d861442007-03-15 09:22:23 +0100623 log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200624
Jens Axboe1db92cb2011-10-13 13:43:36 +0200625 if (ts->clat_percentiles) {
626 len = calc_clat_percentiles(ts->io_u_plat[ddir],
627 ts->clat_stat[ddir].samples,
628 ts->percentile_list, &ovals, &maxv,
629 &minv);
630 } else
631 len = 0;
632
633 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
634 if (i >= len) {
635 log_info(";0%%=0");
636 continue;
637 }
Vincent Kang Fu435d1952013-02-06 08:43:40 +0100638 log_info(";%f%%=%u", ts->percentile_list[i].u.f, ovals[i]);
Jens Axboe1db92cb2011-10-13 13:43:36 +0200639 }
Keplar kramer2341a372011-10-19 21:31:27 +0200640
641 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
642 log_info(";%lu;%lu;%f;%f", min, max, mean, dev);
643 else
644 log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0);
645
Jens Axboe1db92cb2011-10-13 13:43:36 +0200646 if (ovals)
647 free(ovals);
648
Jens Axboe079ad092007-02-20 13:58:20 +0100649 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
Jens Axboe19d3e962012-02-07 12:27:28 +0100650 double p_of_agg = 100.0;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200651
Jens Axboe19d3e962012-02-07 12:27:28 +0100652 if (rs->agg[ddir]) {
653 p_of_agg = mean * 100 / (double) rs->agg[ddir];
654 if (p_of_agg > 100.0)
655 p_of_agg = 100.0;
656 }
657
Jens Axboe6d861442007-03-15 09:22:23 +0100658 log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200659 } else
Jens Axboe6d861442007-03-15 09:22:23 +0100660 log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200661}
662
Shaohua Licc372b12012-09-17 09:12:18 +0200663static void add_ddir_status_json(struct thread_stat *ts,
664 struct group_run_stats *rs, int ddir, struct json_object *parent)
665{
666 unsigned long min, max;
667 unsigned long long bw, iops;
668 unsigned int *ovals = NULL;
669 double mean, dev;
670 unsigned int len, minv, maxv;
671 int i;
672 const char *ddirname[] = {"read", "write", "trim"};
673 struct json_object *dir_object, *tmp_object, *percentile_object;
674 char buf[120];
675 double p_of_agg = 100.0;
676
677 assert(ddir_rw(ddir));
678
Jens Axboe771e58b2013-01-30 12:56:23 +0100679 if (ts->unified_rw_rep && ddir != DDIR_READ)
680 return;
681
Shaohua Licc372b12012-09-17 09:12:18 +0200682 dir_object = json_create_object();
Jens Axboe771e58b2013-01-30 12:56:23 +0100683 json_object_add_value_object(parent,
684 ts->unified_rw_rep ? "mixed" : ddirname[ddir], dir_object);
Shaohua Licc372b12012-09-17 09:12:18 +0200685
686 iops = bw = 0;
687 if (ts->runtime[ddir]) {
688 uint64_t runt = ts->runtime[ddir];
689
690 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024;
691 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
692 }
693
694 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10);
695 json_object_add_value_int(dir_object, "bw", bw);
696 json_object_add_value_int(dir_object, "iops", iops);
697 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
698
699 if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) {
700 min = max = 0;
701 mean = dev = 0.0;
702 }
703 tmp_object = json_create_object();
704 json_object_add_value_object(dir_object, "slat", tmp_object);
705 json_object_add_value_int(tmp_object, "min", min);
706 json_object_add_value_int(tmp_object, "max", max);
707 json_object_add_value_float(tmp_object, "mean", mean);
708 json_object_add_value_float(tmp_object, "stddev", dev);
709
710 if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) {
711 min = max = 0;
712 mean = dev = 0.0;
713 }
714 tmp_object = json_create_object();
715 json_object_add_value_object(dir_object, "clat", tmp_object);
716 json_object_add_value_int(tmp_object, "min", min);
717 json_object_add_value_int(tmp_object, "max", max);
718 json_object_add_value_float(tmp_object, "mean", mean);
719 json_object_add_value_float(tmp_object, "stddev", dev);
720
721 if (ts->clat_percentiles) {
722 len = calc_clat_percentiles(ts->io_u_plat[ddir],
723 ts->clat_stat[ddir].samples,
724 ts->percentile_list, &ovals, &maxv,
725 &minv);
726 } else
727 len = 0;
728
729 percentile_object = json_create_object();
730 json_object_add_value_object(tmp_object, "percentile", percentile_object);
731 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
732 if (i >= len) {
733 json_object_add_value_int(percentile_object, "0.00", 0);
734 continue;
735 }
Vincent Kang Fu435d1952013-02-06 08:43:40 +0100736 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
Shaohua Licc372b12012-09-17 09:12:18 +0200737 json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]);
738 }
739
740 if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) {
741 min = max = 0;
742 mean = dev = 0.0;
743 }
744 tmp_object = json_create_object();
745 json_object_add_value_object(dir_object, "lat", tmp_object);
746 json_object_add_value_int(tmp_object, "min", min);
747 json_object_add_value_int(tmp_object, "max", max);
748 json_object_add_value_float(tmp_object, "mean", mean);
749 json_object_add_value_float(tmp_object, "stddev", dev);
750 if (ovals)
751 free(ovals);
752
Shaohua Lib9e1b492013-04-03 08:40:17 +0200753 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
Shaohua Licc372b12012-09-17 09:12:18 +0200754 if (rs->agg[ddir]) {
755 p_of_agg = mean * 100 / (double) rs->agg[ddir];
756 if (p_of_agg > 100.0)
757 p_of_agg = 100.0;
758 }
759 } else {
760 min = max = 0;
761 p_of_agg = mean = dev = 0.0;
762 }
763 json_object_add_value_int(dir_object, "bw_min", min);
764 json_object_add_value_int(dir_object, "bw_max", max);
765 json_object_add_value_float(dir_object, "bw_agg", mean);
766 json_object_add_value_float(dir_object, "bw_mean", mean);
767 json_object_add_value_float(dir_object, "bw_dev", dev);
768}
769
Jens Axboe4d658652011-10-17 15:05:47 +0200770static void show_thread_status_terse_v2(struct thread_stat *ts,
Jens Axboe3c3ed072012-03-27 09:12:39 +0200771 struct group_run_stats *rs)
Jens Axboe4d658652011-10-17 15:05:47 +0200772{
773 double io_u_dist[FIO_IO_U_MAP_NR];
774 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
775 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
776 double usr_cpu, sys_cpu;
777 int i;
778
779 /* General Info */
780 log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error);
781 /* Log Read Status */
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200782 show_ddir_status_terse(ts, rs, DDIR_READ);
Jens Axboe4d658652011-10-17 15:05:47 +0200783 /* Log Write Status */
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200784 show_ddir_status_terse(ts, rs, DDIR_WRITE);
785 /* Log Trim Status */
786 show_ddir_status_terse(ts, rs, DDIR_TRIM);
Jens Axboe4d658652011-10-17 15:05:47 +0200787
788 /* CPU Usage */
789 if (ts->total_run_time) {
790 double runt = (double) ts->total_run_time;
791
792 usr_cpu = (double) ts->usr_time * 100 / runt;
793 sys_cpu = (double) ts->sys_time * 100 / runt;
794 } else {
795 usr_cpu = 0;
796 sys_cpu = 0;
797 }
798
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200799 log_info(";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
800 (unsigned long long) ts->ctx,
801 (unsigned long long) ts->majf,
802 (unsigned long long) ts->minf);
Jens Axboe4d658652011-10-17 15:05:47 +0200803
804 /* Calc % distribution of IO depths, usecond, msecond latency */
Jens Axboed79db122012-09-24 08:51:24 +0200805 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
Jens Axboe4d658652011-10-17 15:05:47 +0200806 stat_calc_lat_u(ts, io_u_lat_u);
807 stat_calc_lat_m(ts, io_u_lat_m);
808
809 /* Only show fixed 7 I/O depth levels*/
810 log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
811 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
812 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
813
814 /* Microsecond latency */
815 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
816 log_info(";%3.2f%%", io_u_lat_u[i]);
817 /* Millisecond latency */
818 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
819 log_info(";%3.2f%%", io_u_lat_m[i]);
820 /* Additional output if continue_on_error set - default off*/
821 if (ts->continue_on_error)
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200822 log_info(";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
Jens Axboe4d658652011-10-17 15:05:47 +0200823 log_info("\n");
824
825 /* Additional output if description is set */
826 if (ts->description)
827 log_info(";%s", ts->description);
828
829 log_info("\n");
830}
831
Jens Axboe3449ab82012-09-14 23:35:08 +0200832static void show_thread_status_terse_v3_v4(struct thread_stat *ts,
833 struct group_run_stats *rs, int ver)
Jens Axboec6ae0a52006-06-12 11:04:44 +0200834{
Jens Axboe22708902007-03-06 17:05:32 +0100835 double io_u_dist[FIO_IO_U_MAP_NR];
Jens Axboe04a0fea2007-06-19 12:48:41 +0200836 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
837 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
Jens Axboec6ae0a52006-06-12 11:04:44 +0200838 double usr_cpu, sys_cpu;
Jens Axboe04a0fea2007-06-19 12:48:41 +0200839 int i;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200840
David Nellans562c2d22010-09-23 08:38:17 +0200841 /* General Info */
Jens Axboef3afa572012-09-17 13:34:16 +0200842 log_info("%d;%s;%s;%d;%d", ver, fio_version_string,
Jens Axboe5e726d02011-10-14 08:08:10 +0200843 ts->name, ts->groupid, ts->error);
David Nellans562c2d22010-09-23 08:38:17 +0200844 /* Log Read Status */
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200845 show_ddir_status_terse(ts, rs, DDIR_READ);
David Nellans562c2d22010-09-23 08:38:17 +0200846 /* Log Write Status */
Shaohua Li6eaf09d2012-09-14 08:49:43 +0200847 show_ddir_status_terse(ts, rs, DDIR_WRITE);
848 /* Log Trim Status */
Jens Axboe3449ab82012-09-14 23:35:08 +0200849 if (ver == 4)
850 show_ddir_status_terse(ts, rs, DDIR_TRIM);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200851
David Nellans562c2d22010-09-23 08:38:17 +0200852 /* CPU Usage */
Jens Axboe756867b2007-03-06 15:19:24 +0100853 if (ts->total_run_time) {
854 double runt = (double) ts->total_run_time;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200855
Jens Axboe756867b2007-03-06 15:19:24 +0100856 usr_cpu = (double) ts->usr_time * 100 / runt;
857 sys_cpu = (double) ts->sys_time * 100 / runt;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200858 } else {
859 usr_cpu = 0;
860 sys_cpu = 0;
861 }
862
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200863 log_info(";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
864 (unsigned long long) ts->ctx,
865 (unsigned long long) ts->majf,
866 (unsigned long long) ts->minf);
Jens Axboe22708902007-03-06 17:05:32 +0100867
David Nellans562c2d22010-09-23 08:38:17 +0200868 /* Calc % distribution of IO depths, usecond, msecond latency */
Jens Axboed79db122012-09-24 08:51:24 +0200869 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
Jens Axboe04a0fea2007-06-19 12:48:41 +0200870 stat_calc_lat_u(ts, io_u_lat_u);
871 stat_calc_lat_m(ts, io_u_lat_m);
Jens Axboe22708902007-03-06 17:05:32 +0100872
David Nellans562c2d22010-09-23 08:38:17 +0200873 /* Only show fixed 7 I/O depth levels*/
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100874 log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
875 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
876 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
Jens Axboe22708902007-03-06 17:05:32 +0100877
David Nellans562c2d22010-09-23 08:38:17 +0200878 /* Microsecond latency */
Jens Axboe04a0fea2007-06-19 12:48:41 +0200879 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
880 log_info(";%3.2f%%", io_u_lat_u[i]);
David Nellans562c2d22010-09-23 08:38:17 +0200881 /* Millisecond latency */
Jens Axboe04a0fea2007-06-19 12:48:41 +0200882 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
883 log_info(";%3.2f%%", io_u_lat_m[i]);
Jens Axboef2f788d2011-10-13 14:03:52 +0200884
885 /* disk util stats, if any */
Shaohua Licc372b12012-09-17 09:12:18 +0200886 show_disk_util(1, NULL);
Jens Axboef2f788d2011-10-13 14:03:52 +0200887
David Nellans562c2d22010-09-23 08:38:17 +0200888 /* Additional output if continue_on_error set - default off*/
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200889 if (ts->continue_on_error)
Jens Axboe4e0a8fa2013-04-15 11:40:57 +0200890 log_info(";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
Jens Axboe22708902007-03-06 17:05:32 +0100891
David Nellans562c2d22010-09-23 08:38:17 +0200892 /* Additional output if description is set */
Jens Axboe4b0f2252011-10-13 15:03:25 +0200893 if (strlen(ts->description))
Jens Axboe6d861442007-03-15 09:22:23 +0100894 log_info(";%s", ts->description);
Jens Axboe946e4272012-03-23 19:22:21 +0100895
896 log_info("\n");
Jens Axboe756867b2007-03-06 15:19:24 +0100897}
898
Shaohua Licc372b12012-09-17 09:12:18 +0200899static struct json_object *show_thread_status_json(struct thread_stat *ts,
900 struct group_run_stats *rs)
901{
902 struct json_object *root, *tmp;
903 double io_u_dist[FIO_IO_U_MAP_NR];
904 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
905 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
906 double usr_cpu, sys_cpu;
907 int i;
908
909 root = json_create_object();
910 json_object_add_value_string(root, "jobname", ts->name);
911 json_object_add_value_int(root, "groupid", ts->groupid);
912 json_object_add_value_int(root, "error", ts->error);
913
914 add_ddir_status_json(ts, rs, DDIR_READ, root);
915 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
Jens Axboef3afa572012-09-17 13:34:16 +0200916 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
Shaohua Licc372b12012-09-17 09:12:18 +0200917
918 /* CPU Usage */
919 if (ts->total_run_time) {
920 double runt = (double) ts->total_run_time;
921
922 usr_cpu = (double) ts->usr_time * 100 / runt;
923 sys_cpu = (double) ts->sys_time * 100 / runt;
924 } else {
925 usr_cpu = 0;
926 sys_cpu = 0;
927 }
928 json_object_add_value_float(root, "usr_cpu", usr_cpu);
929 json_object_add_value_float(root, "sys_cpu", sys_cpu);
930 json_object_add_value_int(root, "ctx", ts->ctx);
931 json_object_add_value_int(root, "majf", ts->majf);
932 json_object_add_value_int(root, "minf", ts->minf);
933
934
935 /* Calc % distribution of IO depths, usecond, msecond latency */
Jens Axboed79db122012-09-24 08:51:24 +0200936 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
Shaohua Licc372b12012-09-17 09:12:18 +0200937 stat_calc_lat_u(ts, io_u_lat_u);
938 stat_calc_lat_m(ts, io_u_lat_m);
939
940 tmp = json_create_object();
941 json_object_add_value_object(root, "iodepth_level", tmp);
942 /* Only show fixed 7 I/O depth levels*/
943 for (i = 0; i < 7; i++) {
944 char name[20];
945 if (i < 6)
Ken Raeburn98ffb8f2013-01-30 22:31:09 +0100946 snprintf(name, 20, "%d", 1 << i);
Shaohua Licc372b12012-09-17 09:12:18 +0200947 else
Ken Raeburn98ffb8f2013-01-30 22:31:09 +0100948 snprintf(name, 20, ">=%d", 1 << i);
Shaohua Licc372b12012-09-17 09:12:18 +0200949 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
950 }
951
952 tmp = json_create_object();
953 json_object_add_value_object(root, "latency_us", tmp);
954 /* Microsecond latency */
955 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
956 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
957 "250", "500", "750", "1000", };
958 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
959 }
960 /* Millisecond latency */
961 tmp = json_create_object();
962 json_object_add_value_object(root, "latency_ms", tmp);
963 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
964 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
965 "250", "500", "750", "1000", "2000",
966 ">=2000", };
967 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
968 }
969
970 /* Additional output if continue_on_error set - default off*/
971 if (ts->continue_on_error) {
972 json_object_add_value_int(root, "total_err", ts->total_err_count);
973 json_object_add_value_int(root, "total_err", ts->first_error);
974 }
975
976 /* Additional output if description is set */
977 if (strlen(ts->description))
978 json_object_add_value_string(root, "desc", ts->description);
979
980 return root;
981}
982
Jens Axboe4d658652011-10-17 15:05:47 +0200983static void show_thread_status_terse(struct thread_stat *ts,
984 struct group_run_stats *rs)
985{
986 if (terse_version == 2)
987 show_thread_status_terse_v2(ts, rs);
Jens Axboe3449ab82012-09-14 23:35:08 +0200988 else if (terse_version == 3 || terse_version == 4)
989 show_thread_status_terse_v3_v4(ts, rs, terse_version);
Jens Axboe4d658652011-10-17 15:05:47 +0200990 else
991 log_err("fio: bad terse version!? %d\n", terse_version);
992}
993
Jens Axboe197574e2007-03-08 15:35:11 +0100994static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr)
Jens Axboe756867b2007-03-06 15:19:24 +0100995{
996 double mean, S;
997
Zheng Liue09231c2011-09-16 08:20:12 +0200998 if (src->samples == 0)
999 return;
1000
Jens Axboe756867b2007-03-06 15:19:24 +01001001 dst->min_val = min(dst->min_val, src->min_val);
1002 dst->max_val = max(dst->max_val, src->max_val);
Jens Axboe756867b2007-03-06 15:19:24 +01001003
1004 /*
Yu-ju Hongcdcac5c2011-07-30 09:18:13 +02001005 * Compute new mean and S after the merge
1006 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
1007 * #Parallel_algorithm>
Jens Axboe756867b2007-03-06 15:19:24 +01001008 */
1009 if (nr == 1) {
Jens Axboe802ad4a2011-10-05 09:51:58 +02001010 mean = src->mean.u.f;
1011 S = src->S.u.f;
Jens Axboe756867b2007-03-06 15:19:24 +01001012 } else {
Jens Axboe802ad4a2011-10-05 09:51:58 +02001013 double delta = src->mean.u.f - dst->mean.u.f;
Yu-ju Hongcdcac5c2011-07-30 09:18:13 +02001014
Jens Axboe802ad4a2011-10-05 09:51:58 +02001015 mean = ((src->mean.u.f * src->samples) +
1016 (dst->mean.u.f * dst->samples)) /
Yu-ju Hongcdcac5c2011-07-30 09:18:13 +02001017 (dst->samples + src->samples);
1018
Jens Axboe802ad4a2011-10-05 09:51:58 +02001019 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
Yu-ju Hongcdcac5c2011-07-30 09:18:13 +02001020 (dst->samples * src->samples) /
1021 (dst->samples + src->samples);
Jens Axboe756867b2007-03-06 15:19:24 +01001022 }
1023
Yu-ju Hongcdcac5c2011-07-30 09:18:13 +02001024 dst->samples += src->samples;
Jens Axboe802ad4a2011-10-05 09:51:58 +02001025 dst->mean.u.f = mean;
1026 dst->S.u.f = S;
Jens Axboe756867b2007-03-06 15:19:24 +01001027}
1028
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001029void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
1030{
1031 int i;
1032
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001033 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001034 if (dst->max_run[i] < src->max_run[i])
1035 dst->max_run[i] = src->max_run[i];
1036 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
1037 dst->min_run[i] = src->min_run[i];
1038 if (dst->max_bw[i] < src->max_bw[i])
1039 dst->max_bw[i] = src->max_bw[i];
1040 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
1041 dst->min_bw[i] = src->min_bw[i];
1042
1043 dst->io_kb[i] += src->io_kb[i];
1044 dst->agg[i] += src->agg[i];
1045 }
1046
1047}
1048
Jens Axboe5b9babb2011-10-10 12:14:30 +02001049void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr)
1050{
1051 int l, k;
1052
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001053 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
Jens Axboe771e58b2013-01-30 12:56:23 +01001054 if (!dst->unified_rw_rep) {
1055 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr);
1056 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr);
1057 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr);
1058 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr);
Jens Axboe5b9babb2011-10-10 12:14:30 +02001059
Jens Axboe771e58b2013-01-30 12:56:23 +01001060 dst->io_bytes[l] += src->io_bytes[l];
Jens Axboe5b9babb2011-10-10 12:14:30 +02001061
Jens Axboe771e58b2013-01-30 12:56:23 +01001062 if (dst->runtime[l] < src->runtime[l])
1063 dst->runtime[l] = src->runtime[l];
1064 } else {
1065 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], nr);
1066 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], nr);
1067 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], nr);
1068 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], nr);
1069
1070 dst->io_bytes[0] += src->io_bytes[l];
1071
1072 if (dst->runtime[0] < src->runtime[l])
1073 dst->runtime[0] = src->runtime[l];
1074 }
Jens Axboe5b9babb2011-10-10 12:14:30 +02001075 }
1076
1077 dst->usr_time += src->usr_time;
1078 dst->sys_time += src->sys_time;
1079 dst->ctx += src->ctx;
1080 dst->majf += src->majf;
1081 dst->minf += src->minf;
1082
1083 for (k = 0; k < FIO_IO_U_MAP_NR; k++)
1084 dst->io_u_map[k] += src->io_u_map[k];
1085 for (k = 0; k < FIO_IO_U_MAP_NR; k++)
1086 dst->io_u_submit[k] += src->io_u_submit[k];
1087 for (k = 0; k < FIO_IO_U_MAP_NR; k++)
1088 dst->io_u_complete[k] += src->io_u_complete[k];
1089 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
1090 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
1091 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
1092 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
1093
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001094 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
Jens Axboe771e58b2013-01-30 12:56:23 +01001095 if (!dst->unified_rw_rep) {
1096 dst->total_io_u[k] += src->total_io_u[k];
1097 dst->short_io_u[k] += src->short_io_u[k];
1098 } else {
1099 dst->total_io_u[0] += src->total_io_u[k];
1100 dst->short_io_u[0] += src->short_io_u[k];
1101 }
Jens Axboe5b9babb2011-10-10 12:14:30 +02001102 }
1103
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001104 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
Jens Axboe5b9babb2011-10-10 12:14:30 +02001105 int m;
Jens Axboe771e58b2013-01-30 12:56:23 +01001106
1107 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
1108 if (!dst->unified_rw_rep)
1109 dst->io_u_plat[k][m] += src->io_u_plat[k][m];
1110 else
1111 dst->io_u_plat[0][m] += src->io_u_plat[k][m];
1112 }
Jens Axboe5b9babb2011-10-10 12:14:30 +02001113 }
1114
1115 dst->total_run_time += src->total_run_time;
1116 dst->total_submit += src->total_submit;
1117 dst->total_complete += src->total_complete;
1118}
1119
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001120void init_group_run_stat(struct group_run_stats *gs)
1121{
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001122 int i;
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001123 memset(gs, 0, sizeof(*gs));
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001124
1125 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1126 gs->min_bw[i] = gs->min_run[i] = ~0UL;
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001127}
1128
1129void init_thread_stat(struct thread_stat *ts)
1130{
1131 int j;
1132
1133 memset(ts, 0, sizeof(*ts));
1134
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001135 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001136 ts->lat_stat[j].min_val = -1UL;
1137 ts->clat_stat[j].min_val = -1UL;
1138 ts->slat_stat[j].min_val = -1UL;
1139 ts->bw_stat[j].min_val = -1UL;
1140 }
1141 ts->groupid = -1;
1142}
1143
Jens Axboecef91752013-04-26 17:05:57 -06001144static void __show_run_stats(void)
Jens Axboe3c39a372006-06-06 20:56:12 +02001145{
1146 struct group_run_stats *runstats, *rs;
1147 struct thread_data *td;
Jens Axboe756867b2007-03-06 15:19:24 +01001148 struct thread_stat *threadstats, *ts;
Jens Axboe5b9babb2011-10-10 12:14:30 +02001149 int i, j, nr_ts, last_ts, idx;
Jens Axboe90fef2d2009-07-17 22:33:32 +02001150 int kb_base_warned = 0;
Steven Noonanad705bc2013-04-08 15:05:25 -07001151 int unit_base_warned = 0;
Shaohua Licc372b12012-09-17 09:12:18 +02001152 struct json_object *root = NULL;
1153 struct json_array *array = NULL;
Jens Axboe3c39a372006-06-06 20:56:12 +02001154
1155 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
1156
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001157 for (i = 0; i < groupid + 1; i++)
1158 init_group_run_stat(&runstats[i]);
Jens Axboe3c39a372006-06-06 20:56:12 +02001159
Jens Axboe756867b2007-03-06 15:19:24 +01001160 /*
1161 * find out how many threads stats we need. if group reporting isn't
1162 * enabled, it's one-per-td.
1163 */
1164 nr_ts = 0;
1165 last_ts = -1;
Jens Axboe34572e22006-10-20 09:33:18 +02001166 for_each_td(td, i) {
Jens Axboe2dc1bbe2007-03-15 15:01:33 +01001167 if (!td->o.group_reporting) {
Jens Axboe756867b2007-03-06 15:19:24 +01001168 nr_ts++;
1169 continue;
1170 }
1171 if (last_ts == td->groupid)
1172 continue;
1173
1174 last_ts = td->groupid;
1175 nr_ts++;
1176 }
1177
1178 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
1179
Jens Axboe37f0c1a2011-10-11 14:08:33 +02001180 for (i = 0; i < nr_ts; i++)
1181 init_thread_stat(&threadstats[i]);
Jens Axboe756867b2007-03-06 15:19:24 +01001182
1183 j = 0;
1184 last_ts = -1;
Jens Axboe197574e2007-03-08 15:35:11 +01001185 idx = 0;
Jens Axboe756867b2007-03-06 15:19:24 +01001186 for_each_td(td, i) {
Jens Axboe2dc1bbe2007-03-15 15:01:33 +01001187 if (idx && (!td->o.group_reporting ||
1188 (td->o.group_reporting && last_ts != td->groupid))) {
Jens Axboe7abd0e32007-03-12 15:24:43 +01001189 idx = 0;
1190 j++;
1191 }
1192
1193 last_ts = td->groupid;
1194
Jens Axboe756867b2007-03-06 15:19:24 +01001195 ts = &threadstats[j];
1196
Yu-ju Hong83349192011-08-13 00:53:44 +02001197 ts->clat_percentiles = td->o.clat_percentiles;
Vincent Kang Fu435d1952013-02-06 08:43:40 +01001198 ts->percentile_precision = td->o.percentile_precision;
Vincent Kang Fufd112d32013-02-02 09:28:55 +01001199 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
Yu-ju Hong83349192011-08-13 00:53:44 +02001200
Jens Axboe197574e2007-03-08 15:35:11 +01001201 idx++;
Jens Axboe6586ee82007-03-06 19:46:09 +01001202 ts->members++;
Jens Axboe756867b2007-03-06 15:19:24 +01001203
Jens Axboe7abd0e32007-03-12 15:24:43 +01001204 if (ts->groupid == -1) {
Jens Axboe2dc84ba2007-03-06 15:46:33 +01001205 /*
1206 * These are per-group shared already
1207 */
Jens Axboef6bb5b82011-10-03 12:21:25 +02001208 strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE);
Jens Axboea64e88d2011-10-03 14:20:01 +02001209 if (td->o.description)
1210 strncpy(ts->description, td->o.description,
1211 FIO_JOBNAME_SIZE);
1212 else
1213 memset(ts->description, 0, FIO_JOBNAME_SIZE);
1214
Jens Axboe2f122b12012-03-15 13:10:19 +01001215 /*
1216 * If multiple entries in this group, this is
1217 * the first member.
1218 */
1219 ts->thread_number = td->thread_number;
Jens Axboe756867b2007-03-06 15:19:24 +01001220 ts->groupid = td->groupid;
Jens Axboe2dc84ba2007-03-06 15:46:33 +01001221
1222 /*
1223 * first pid in group, not very useful...
1224 */
Jens Axboe756867b2007-03-06 15:19:24 +01001225 ts->pid = td->pid;
Jens Axboe90fef2d2009-07-17 22:33:32 +02001226
1227 ts->kb_base = td->o.kb_base;
Steven Noonanad705bc2013-04-08 15:05:25 -07001228 ts->unit_base = td->o.unit_base;
Jens Axboe771e58b2013-01-30 12:56:23 +01001229 ts->unified_rw_rep = td->o.unified_rw_rep;
Jens Axboe90fef2d2009-07-17 22:33:32 +02001230 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
1231 log_info("fio: kb_base differs for jobs in group, using"
1232 " %u as the base\n", ts->kb_base);
1233 kb_base_warned = 1;
Steven Noonanad705bc2013-04-08 15:05:25 -07001234 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
1235 log_info("fio: unit_base differs for jobs in group, using"
1236 " %u as the base\n", ts->unit_base);
1237 unit_base_warned = 1;
Jens Axboe2dc84ba2007-03-06 15:46:33 +01001238 }
1239
Radha Ramachandranf2bba182009-06-15 08:40:16 +02001240 ts->continue_on_error = td->o.continue_on_error;
1241 ts->total_err_count += td->total_err_count;
1242 ts->first_error = td->first_error;
1243 if (!ts->error) {
1244 if (!td->error && td->o.continue_on_error &&
1245 td->first_error) {
1246 ts->error = td->first_error;
Jens Axboef6bb5b82011-10-03 12:21:25 +02001247 strcpy(ts->verror, td->verror);
Radha Ramachandranf2bba182009-06-15 08:40:16 +02001248 } else if (td->error) {
1249 ts->error = td->error;
Jens Axboef6bb5b82011-10-03 12:21:25 +02001250 strcpy(ts->verror, td->verror);
Radha Ramachandranf2bba182009-06-15 08:40:16 +02001251 }
Jens Axboe756867b2007-03-06 15:19:24 +01001252 }
1253
Jens Axboe5b9babb2011-10-10 12:14:30 +02001254 sum_thread_stats(ts, &td->ts, idx);
Jens Axboe756867b2007-03-06 15:19:24 +01001255 }
1256
1257 for (i = 0; i < nr_ts; i++) {
Jens Axboe94370ac2007-03-08 15:28:10 +01001258 unsigned long long bw;
Jens Axboe3c39a372006-06-06 20:56:12 +02001259
Jens Axboe756867b2007-03-06 15:19:24 +01001260 ts = &threadstats[i];
1261 rs = &runstats[ts->groupid];
Jens Axboe90fef2d2009-07-17 22:33:32 +02001262 rs->kb_base = ts->kb_base;
Steven Noonanad705bc2013-04-08 15:05:25 -07001263 rs->unit_base = ts->unit_base;
Jens Axboe771e58b2013-01-30 12:56:23 +01001264 rs->unified_rw_rep += ts->unified_rw_rep;
Jens Axboe3c39a372006-06-06 20:56:12 +02001265
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001266 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
Jens Axboe94370ac2007-03-08 15:28:10 +01001267 if (!ts->runtime[j])
1268 continue;
1269 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
1270 rs->min_run[j] = ts->runtime[j];
1271 if (ts->runtime[j] > rs->max_run[j])
1272 rs->max_run[j] = ts->runtime[j];
Jens Axboe3c39a372006-06-06 20:56:12 +02001273
Jens Axboe94370ac2007-03-08 15:28:10 +01001274 bw = 0;
Jens Axboe8879fd12009-04-20 10:06:02 +02001275 if (ts->runtime[j]) {
Jens Axboec857cfe2012-04-05 08:42:11 -06001276 unsigned long runt = ts->runtime[j];
1277 unsigned long long kb;
Jens Axboe8879fd12009-04-20 10:06:02 +02001278
Jens Axboec857cfe2012-04-05 08:42:11 -06001279 kb = ts->io_bytes[j] / rs->kb_base;
1280 bw = kb * 1000 / runt;
Jens Axboe8879fd12009-04-20 10:06:02 +02001281 }
Jens Axboe94370ac2007-03-08 15:28:10 +01001282 if (bw < rs->min_bw[j])
1283 rs->min_bw[j] = bw;
1284 if (bw > rs->max_bw[j])
1285 rs->max_bw[j] = bw;
Jens Axboe3c39a372006-06-06 20:56:12 +02001286
Jens Axboe90fef2d2009-07-17 22:33:32 +02001287 rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base;
Jens Axboe94370ac2007-03-08 15:28:10 +01001288 }
Jens Axboe3c39a372006-06-06 20:56:12 +02001289 }
1290
1291 for (i = 0; i < groupid + 1; i++) {
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001292 int ddir;
1293
Jens Axboe3c39a372006-06-06 20:56:12 +02001294 rs = &runstats[i];
1295
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001296 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
1297 if (rs->max_run[ddir])
1298 rs->agg[ddir] = (rs->io_kb[ddir] * 1000) /
1299 rs->max_run[ddir];
1300 }
Jens Axboe3c39a372006-06-06 20:56:12 +02001301 }
1302
1303 /*
1304 * don't overwrite last signal output
1305 */
Jens Axboef3afa572012-09-17 13:34:16 +02001306 if (output_format == FIO_OUTPUT_NORMAL)
Jens Axboe4ceb30d2010-02-24 09:19:14 +01001307 log_info("\n");
Jens Axboef3afa572012-09-17 13:34:16 +02001308 else if (output_format == FIO_OUTPUT_JSON) {
Shaohua Licc372b12012-09-17 09:12:18 +02001309 root = json_create_object();
1310 json_object_add_value_string(root, "fio version", fio_version_string);
1311 array = json_create_array();
1312 json_object_add_value_array(root, "jobs", array);
1313 }
Jens Axboe3c39a372006-06-06 20:56:12 +02001314
Jens Axboe756867b2007-03-06 15:19:24 +01001315 for (i = 0; i < nr_ts; i++) {
1316 ts = &threadstats[i];
1317 rs = &runstats[ts->groupid];
Jens Axboe3c39a372006-06-06 20:56:12 +02001318
Jens Axboea64e88d2011-10-03 14:20:01 +02001319 if (is_backend)
1320 fio_server_send_ts(ts, rs);
Jens Axboef3afa572012-09-17 13:34:16 +02001321 else if (output_format == FIO_OUTPUT_TERSE)
Jens Axboe756867b2007-03-06 15:19:24 +01001322 show_thread_status_terse(ts, rs);
Jens Axboef3afa572012-09-17 13:34:16 +02001323 else if (output_format == FIO_OUTPUT_JSON) {
1324 struct json_object *tmp = show_thread_status_json(ts, rs);
1325 json_array_add_value_object(array, tmp);
Shaohua Licc372b12012-09-17 09:12:18 +02001326 } else
Jens Axboe756867b2007-03-06 15:19:24 +01001327 show_thread_status(ts, rs);
Jens Axboe3c39a372006-06-06 20:56:12 +02001328 }
Jens Axboef3afa572012-09-17 13:34:16 +02001329 if (output_format == FIO_OUTPUT_JSON) {
Shaohua Licc372b12012-09-17 09:12:18 +02001330 /* disk util stats, if any */
1331 show_disk_util(1, root);
1332
Huadong Liuf2a2ce02013-01-30 13:22:24 +01001333 show_idle_prof_stats(FIO_OUTPUT_JSON, root);
1334
Shaohua Licc372b12012-09-17 09:12:18 +02001335 json_print_object(root);
1336 log_info("\n");
1337 json_free_object(root);
1338 }
Jens Axboe3c39a372006-06-06 20:56:12 +02001339
Jens Axboe72c27ff2011-10-16 11:50:31 +02001340 for (i = 0; i < groupid + 1; i++) {
1341 rs = &runstats[i];
Jens Axboea64e88d2011-10-03 14:20:01 +02001342
Jens Axboe72c27ff2011-10-16 11:50:31 +02001343 rs->groupid = i;
Jens Axboed09a64a2011-10-13 11:38:56 +02001344 if (is_backend)
Jens Axboe72c27ff2011-10-16 11:50:31 +02001345 fio_server_send_gs(rs);
Jens Axboef3afa572012-09-17 13:34:16 +02001346 else if (output_format == FIO_OUTPUT_NORMAL)
Jens Axboe72c27ff2011-10-16 11:50:31 +02001347 show_group_stats(rs);
Jens Axboec6ae0a52006-06-12 11:04:44 +02001348 }
Jens Axboeeecf2722006-10-20 14:00:36 +02001349
Jens Axboe72c27ff2011-10-16 11:50:31 +02001350 if (is_backend)
1351 fio_server_send_du();
Huadong Liu60904002013-02-21 10:24:20 +01001352 else if (output_format == FIO_OUTPUT_NORMAL) {
Shaohua Licc372b12012-09-17 09:12:18 +02001353 show_disk_util(0, NULL);
Huadong Liu60904002013-02-21 10:24:20 +01001354 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL);
1355 }
Huadong Liuf2a2ce02013-01-30 13:22:24 +01001356
Vincent Kang Fufdd5f152013-04-26 16:56:01 -06001357 log_info_flush();
Jens Axboeeecf2722006-10-20 14:00:36 +02001358 free(runstats);
Jens Axboe756867b2007-03-06 15:19:24 +01001359 free(threadstats);
Jens Axboe3c39a372006-06-06 20:56:12 +02001360}
1361
Jens Axboecef91752013-04-26 17:05:57 -06001362void show_run_stats(void)
1363{
1364 fio_mutex_down(stat_mutex);
1365 __show_run_stats();
1366 fio_mutex_up(stat_mutex);
1367}
1368
Jens Axboeb4ea84d2013-04-11 14:20:33 +02001369static void *__show_running_run_stats(void fio_unused *arg)
Jens Axboeb852e7c2012-03-30 10:30:35 +02001370{
1371 struct thread_data *td;
1372 unsigned long long *rt;
1373 struct timeval tv;
1374 int i;
1375
1376 rt = malloc(thread_number * sizeof(unsigned long long));
1377 fio_gettime(&tv, NULL);
1378
1379 for_each_td(td, i) {
1380 rt[i] = mtime_since(&td->start, &tv);
1381 if (td_read(td) && td->io_bytes[DDIR_READ])
1382 td->ts.runtime[DDIR_READ] += rt[i];
1383 if (td_write(td) && td->io_bytes[DDIR_WRITE])
1384 td->ts.runtime[DDIR_WRITE] += rt[i];
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001385 if (td_trim(td) && td->io_bytes[DDIR_TRIM])
1386 td->ts.runtime[DDIR_TRIM] += rt[i];
Jens Axboeb852e7c2012-03-30 10:30:35 +02001387
Jens Axboec97f1ad2013-03-28 15:08:49 -06001388 td->update_rusage = 1;
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001389 td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ];
1390 td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE];
1391 td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM];
Jens Axboeb852e7c2012-03-30 10:30:35 +02001392 td->ts.total_run_time = mtime_since(&td->epoch, &tv);
1393 }
1394
Jens Axboec97f1ad2013-03-28 15:08:49 -06001395 for_each_td(td, i) {
1396 if (td->rusage_sem) {
1397 td->update_rusage = 1;
1398 fio_mutex_down(td->rusage_sem);
1399 }
1400 td->update_rusage = 0;
1401 }
1402
Jens Axboecef91752013-04-26 17:05:57 -06001403 __show_run_stats();
Jens Axboeb852e7c2012-03-30 10:30:35 +02001404
1405 for_each_td(td, i) {
1406 if (td_read(td) && td->io_bytes[DDIR_READ])
1407 td->ts.runtime[DDIR_READ] -= rt[i];
1408 if (td_write(td) && td->io_bytes[DDIR_WRITE])
1409 td->ts.runtime[DDIR_WRITE] -= rt[i];
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001410 if (td_trim(td) && td->io_bytes[DDIR_TRIM])
1411 td->ts.runtime[DDIR_TRIM] -= rt[i];
Jens Axboeb852e7c2012-03-30 10:30:35 +02001412 }
1413
1414 free(rt);
Jens Axboecef91752013-04-26 17:05:57 -06001415 fio_mutex_up(stat_mutex);
Jens Axboeb852e7c2012-03-30 10:30:35 +02001416 return NULL;
1417}
1418
1419/*
1420 * Called from signal handler. It _should_ be safe to just run this inline
1421 * in the sig handler, but we should be disturbing the system less by just
1422 * creating a thread to do it.
1423 */
1424void show_running_run_stats(void)
1425{
1426 pthread_t thread;
1427
Jens Axboecef91752013-04-26 17:05:57 -06001428 fio_mutex_down(stat_mutex);
1429
1430 if (!pthread_create(&thread, NULL, __show_running_run_stats, NULL)) {
1431 pthread_detach(thread);
1432 return;
1433 }
1434
1435 fio_mutex_up(stat_mutex);
Jens Axboeb852e7c2012-03-30 10:30:35 +02001436}
1437
Jens Axboe06464902013-04-24 20:38:54 -06001438static int status_interval_init;
1439static struct timeval status_time;
1440
1441#define FIO_STATUS_FILE "/tmp/fio-dump-status"
1442
1443static int check_status_file(void)
1444{
1445 struct stat sb;
Bruce Crana0bafb72013-04-28 17:34:15 +02001446 const char *temp_dir;
1447 char fio_status_file_path[PATH_MAX];
Jens Axboe06464902013-04-24 20:38:54 -06001448
Bruce Crana0bafb72013-04-28 17:34:15 +02001449 temp_dir = getenv("TMPDIR");
1450 if (temp_dir == NULL)
1451 temp_dir = getenv("TEMP");
1452 if (temp_dir == NULL)
1453 temp_dir = "/tmp";
1454
1455 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
1456
1457 if (stat(fio_status_file_path, &sb))
Jens Axboe06464902013-04-24 20:38:54 -06001458 return 0;
1459
Bruce Crana0bafb72013-04-28 17:34:15 +02001460 unlink(fio_status_file_path);
Jens Axboe06464902013-04-24 20:38:54 -06001461 return 1;
1462}
1463
1464void check_for_running_stats(void)
1465{
1466 if (status_interval) {
1467 if (!status_interval_init) {
1468 fio_gettime(&status_time, NULL);
1469 status_interval_init = 1;
1470 } else if (mtime_since_now(&status_time) >= status_interval) {
1471 show_running_run_stats();
1472 fio_gettime(&status_time, NULL);
1473 return;
1474 }
1475 }
1476 if (check_status_file()) {
1477 show_running_run_stats();
1478 return;
1479 }
1480}
1481
Jens Axboe68704082007-01-10 19:56:37 +01001482static inline void add_stat_sample(struct io_stat *is, unsigned long data)
Jens Axboe3c39a372006-06-06 20:56:12 +02001483{
Jens Axboe68704082007-01-10 19:56:37 +01001484 double val = data;
Jens Axboe6660cc62007-03-06 15:48:38 +01001485 double delta;
Jens Axboe3c39a372006-06-06 20:56:12 +02001486
Jens Axboe68704082007-01-10 19:56:37 +01001487 if (data > is->max_val)
1488 is->max_val = data;
1489 if (data < is->min_val)
1490 is->min_val = data;
1491
Jens Axboe802ad4a2011-10-05 09:51:58 +02001492 delta = val - is->mean.u.f;
Jens Axboeef11d732007-03-29 15:36:29 +02001493 if (delta) {
Jens Axboe802ad4a2011-10-05 09:51:58 +02001494 is->mean.u.f += delta / (is->samples + 1.0);
1495 is->S.u.f += delta * (val - is->mean.u.f);
Jens Axboeef11d732007-03-29 15:36:29 +02001496 }
Jens Axboe68704082007-01-10 19:56:37 +01001497
Jens Axboe3c39a372006-06-06 20:56:12 +02001498 is->samples++;
1499}
1500
Jens Axboebb3884d2007-01-17 17:23:11 +11001501static void __add_log_sample(struct io_log *iolog, unsigned long val,
Jens Axboe306ddc92009-05-18 13:08:12 +02001502 enum fio_ddir ddir, unsigned int bs,
Jens Axboe2b13e712011-01-19 14:04:16 -07001503 unsigned long t)
Jens Axboe3c39a372006-06-06 20:56:12 +02001504{
Jens Axboe306ddc92009-05-18 13:08:12 +02001505 const int nr_samples = iolog->nr_samples;
1506
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001507 if (!iolog->nr_samples)
1508 iolog->avg_last = t;
1509
Jens Axboe3c39a372006-06-06 20:56:12 +02001510 if (iolog->nr_samples == iolog->max_samples) {
1511 int new_size = sizeof(struct io_sample) * iolog->max_samples*2;
1512
1513 iolog->log = realloc(iolog->log, new_size);
1514 iolog->max_samples <<= 1;
1515 }
1516
Jens Axboe306ddc92009-05-18 13:08:12 +02001517 iolog->log[nr_samples].val = val;
Jens Axboe2b13e712011-01-19 14:04:16 -07001518 iolog->log[nr_samples].time = t;
Jens Axboe306ddc92009-05-18 13:08:12 +02001519 iolog->log[nr_samples].ddir = ddir;
1520 iolog->log[nr_samples].bs = bs;
Jens Axboe3c39a372006-06-06 20:56:12 +02001521 iolog->nr_samples++;
1522}
1523
Jens Axboe7fb28d32011-12-01 15:17:24 +01001524static inline void reset_io_stat(struct io_stat *ios)
1525{
1526 ios->max_val = ios->min_val = ios->samples = 0;
1527 ios->mean.u.f = ios->S.u.f = 0;
1528}
1529
Jens Axboebb3884d2007-01-17 17:23:11 +11001530static void add_log_sample(struct thread_data *td, struct io_log *iolog,
Jens Axboe306ddc92009-05-18 13:08:12 +02001531 unsigned long val, enum fio_ddir ddir,
1532 unsigned int bs)
Jens Axboebb3884d2007-01-17 17:23:11 +11001533{
Jens Axboe7fb28d32011-12-01 15:17:24 +01001534 unsigned long elapsed, this_window;
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001535
Jens Axboeff58fce2010-08-25 12:02:08 +02001536 if (!ddir_rw(ddir))
1537 return;
1538
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001539 elapsed = mtime_since_now(&td->epoch);
1540
1541 /*
1542 * If no time averaging, just add the log sample.
1543 */
1544 if (!iolog->avg_msec) {
1545 __add_log_sample(iolog, val, ddir, bs, elapsed);
1546 return;
1547 }
1548
1549 /*
1550 * Add the sample. If the time period has passed, then
1551 * add that entry to the log and clear.
1552 */
1553 add_stat_sample(&iolog->avg_window[ddir], val);
1554
Jens Axboe7fb28d32011-12-01 15:17:24 +01001555 /*
1556 * If period hasn't passed, adding the above sample is all we
1557 * need to do.
1558 */
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001559 this_window = elapsed - iolog->avg_last;
1560 if (this_window < iolog->avg_msec)
1561 return;
1562
Jens Axboe7fb28d32011-12-01 15:17:24 +01001563 /*
1564 * Note an entry in the log. Use the mean from the logged samples,
1565 * making sure to properly round up. Only write a log entry if we
1566 * had actual samples done.
1567 */
1568 if (iolog->avg_window[DDIR_READ].samples) {
1569 unsigned long mr;
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001570
Jens Axboe7fb28d32011-12-01 15:17:24 +01001571 mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50;
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001572 __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed);
Jens Axboe7fb28d32011-12-01 15:17:24 +01001573 }
1574 if (iolog->avg_window[DDIR_WRITE].samples) {
1575 unsigned long mw;
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001576
Jens Axboe7fb28d32011-12-01 15:17:24 +01001577 mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50;
1578 __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed);
1579 }
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001580 if (iolog->avg_window[DDIR_TRIM].samples) {
1581 unsigned long mw;
1582
1583 mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50;
1584 __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed);
1585 }
1586
Jens Axboe7fb28d32011-12-01 15:17:24 +01001587
1588 reset_io_stat(&iolog->avg_window[DDIR_READ]);
1589 reset_io_stat(&iolog->avg_window[DDIR_WRITE]);
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001590 reset_io_stat(&iolog->avg_window[DDIR_TRIM]);
Jens Axboeb8bc8cb2011-12-01 09:04:31 +01001591 iolog->avg_last = elapsed;
Jens Axboebb3884d2007-01-17 17:23:11 +11001592}
1593
Jens Axboe306ddc92009-05-18 13:08:12 +02001594void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs)
Jens Axboebb3884d2007-01-17 17:23:11 +11001595{
Jens Axboeff58fce2010-08-25 12:02:08 +02001596 struct io_log *iolog;
Jens Axboebb3884d2007-01-17 17:23:11 +11001597
Jens Axboeff58fce2010-08-25 12:02:08 +02001598 if (!ddir_rw(ddir))
1599 return;
1600
1601 iolog = agg_io_log[ddir];
Jens Axboe306ddc92009-05-18 13:08:12 +02001602 __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis());
Jens Axboebb3884d2007-01-17 17:23:11 +11001603}
1604
Yu-ju Hong83349192011-08-13 00:53:44 +02001605static void add_clat_percentile_sample(struct thread_stat *ts,
1606 unsigned long usec, enum fio_ddir ddir)
1607{
1608 unsigned int idx = plat_val_to_idx(usec);
1609 assert(idx < FIO_IO_U_PLAT_NR);
1610
1611 ts->io_u_plat[ddir][idx]++;
1612}
1613
Jens Axboe1e97cce2006-12-05 11:44:16 +01001614void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
Jens Axboe306ddc92009-05-18 13:08:12 +02001615 unsigned long usec, unsigned int bs)
Jens Axboe3c39a372006-06-06 20:56:12 +02001616{
Jens Axboe756867b2007-03-06 15:19:24 +01001617 struct thread_stat *ts = &td->ts;
Jens Axboe3c39a372006-06-06 20:56:12 +02001618
Jens Axboeff58fce2010-08-25 12:02:08 +02001619 if (!ddir_rw(ddir))
1620 return;
1621
Jens Axboed85f5112007-06-18 09:41:23 +02001622 add_stat_sample(&ts->clat_stat[ddir], usec);
Jens Axboe079ad092007-02-20 13:58:20 +01001623
Jens Axboe7b9f7332011-10-03 10:06:44 +02001624 if (td->clat_log)
1625 add_log_sample(td, td->clat_log, usec, ddir, bs);
Yu-ju Hong83349192011-08-13 00:53:44 +02001626
1627 if (ts->clat_percentiles)
1628 add_clat_percentile_sample(ts, usec, ddir);
Jens Axboe3c39a372006-06-06 20:56:12 +02001629}
1630
Jens Axboe1e97cce2006-12-05 11:44:16 +01001631void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
Jens Axboe306ddc92009-05-18 13:08:12 +02001632 unsigned long usec, unsigned int bs)
Jens Axboe3c39a372006-06-06 20:56:12 +02001633{
Jens Axboe756867b2007-03-06 15:19:24 +01001634 struct thread_stat *ts = &td->ts;
Jens Axboe3c39a372006-06-06 20:56:12 +02001635
Jens Axboeff58fce2010-08-25 12:02:08 +02001636 if (!ddir_rw(ddir))
1637 return;
1638
Jens Axboed85f5112007-06-18 09:41:23 +02001639 add_stat_sample(&ts->slat_stat[ddir], usec);
Jens Axboe079ad092007-02-20 13:58:20 +01001640
Jens Axboe7b9f7332011-10-03 10:06:44 +02001641 if (td->slat_log)
1642 add_log_sample(td, td->slat_log, usec, ddir, bs);
Jens Axboe3c39a372006-06-06 20:56:12 +02001643}
1644
Jens Axboe02af0982010-06-24 09:59:34 +02001645void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
1646 unsigned long usec, unsigned int bs)
1647{
1648 struct thread_stat *ts = &td->ts;
1649
Jens Axboeff58fce2010-08-25 12:02:08 +02001650 if (!ddir_rw(ddir))
1651 return;
1652
Jens Axboe02af0982010-06-24 09:59:34 +02001653 add_stat_sample(&ts->lat_stat[ddir], usec);
1654
Jens Axboe7b9f7332011-10-03 10:06:44 +02001655 if (td->lat_log)
1656 add_log_sample(td, td->lat_log, usec, ddir, bs);
Jens Axboe02af0982010-06-24 09:59:34 +02001657}
1658
Jens Axboe306ddc92009-05-18 13:08:12 +02001659void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs,
Jens Axboe1e97cce2006-12-05 11:44:16 +01001660 struct timeval *t)
Jens Axboe3c39a372006-06-06 20:56:12 +02001661{
Jens Axboe756867b2007-03-06 15:19:24 +01001662 struct thread_stat *ts = &td->ts;
Jens Axboeff58fce2010-08-25 12:02:08 +02001663 unsigned long spent, rate;
Jens Axboe3c39a372006-06-06 20:56:12 +02001664
Jens Axboeff58fce2010-08-25 12:02:08 +02001665 if (!ddir_rw(ddir))
1666 return;
1667
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001668 spent = mtime_since(&td->bw_sample_time, t);
Jens Axboe2dc1bbe2007-03-15 15:01:33 +01001669 if (spent < td->o.bw_avg_time)
Jens Axboe3c39a372006-06-06 20:56:12 +02001670 return;
Jens Axboe9602d8d2012-02-20 20:19:28 +01001671
1672 /*
Josh Carter5daa4eb2012-02-20 10:12:22 +01001673 * Compute both read and write rates for the interval.
1674 */
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001675 for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) {
Josh Carter5daa4eb2012-02-20 10:12:22 +01001676 uint64_t delta;
Jens Axboe3c39a372006-06-06 20:56:12 +02001677
Josh Carter5daa4eb2012-02-20 10:12:22 +01001678 delta = td->this_io_bytes[ddir] - td->stat_io_bytes[ddir];
1679 if (!delta)
1680 continue; /* No entries for interval */
Jens Axboe3c39a372006-06-06 20:56:12 +02001681
Josh Carter5daa4eb2012-02-20 10:12:22 +01001682 rate = delta * 1000 / spent / 1024;
1683 add_stat_sample(&ts->bw_stat[ddir], rate);
1684
1685 if (td->bw_log)
1686 add_log_sample(td, td->bw_log, rate, ddir, bs);
1687
1688 td->stat_io_bytes[ddir] = td->this_io_bytes[ddir];
1689 }
Jens Axboe3c39a372006-06-06 20:56:12 +02001690
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001691 fio_gettime(&td->bw_sample_time, NULL);
Jens Axboe3c39a372006-06-06 20:56:12 +02001692}
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001693
1694void add_iops_sample(struct thread_data *td, enum fio_ddir ddir,
1695 struct timeval *t)
1696{
1697 struct thread_stat *ts = &td->ts;
1698 unsigned long spent, iops;
1699
1700 if (!ddir_rw(ddir))
1701 return;
1702
1703 spent = mtime_since(&td->iops_sample_time, t);
1704 if (spent < td->o.iops_avg_time)
1705 return;
1706
Jens Axboe9602d8d2012-02-20 20:19:28 +01001707 /*
1708 * Compute both read and write rates for the interval.
1709 */
Shaohua Li6eaf09d2012-09-14 08:49:43 +02001710 for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) {
Jens Axboe9602d8d2012-02-20 20:19:28 +01001711 uint64_t delta;
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001712
Jens Axboe9602d8d2012-02-20 20:19:28 +01001713 delta = td->this_io_blocks[ddir] - td->stat_io_blocks[ddir];
1714 if (!delta)
1715 continue; /* No entries for interval */
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001716
Jens Axboe9602d8d2012-02-20 20:19:28 +01001717 iops = (delta * 1000) / spent;
1718 add_stat_sample(&ts->iops_stat[ddir], iops);
1719
1720 if (td->iops_log)
1721 add_log_sample(td, td->iops_log, iops, ddir, 0);
1722
Jens Axboe421f4a82012-02-28 08:20:26 +01001723 td->stat_io_blocks[ddir] = td->this_io_blocks[ddir];
Jens Axboe9602d8d2012-02-20 20:19:28 +01001724 }
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001725
1726 fio_gettime(&td->iops_sample_time, NULL);
Jens Axboec8eeb9d2011-10-05 14:02:22 +02001727}
Jens Axboecef91752013-04-26 17:05:57 -06001728
1729void stat_init(void)
1730{
1731 stat_mutex = fio_mutex_init(FIO_MUTEX_UNLOCKED);
1732}
1733
1734void stat_exit(void)
1735{
1736 /*
1737 * When we have the mutex, we know out-of-band access to it
1738 * have ended.
1739 */
1740 fio_mutex_down(stat_mutex);
1741 fio_mutex_remove(stat_mutex);
1742}