blob: 6418cf1f6c15ff4cbffbac5d6964399f64e33615 [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 Axboe3c39a372006-06-06 20:56:12 +020012
Jens Axboe3c39a372006-06-06 20:56:12 +020013void update_rusage_stat(struct thread_data *td)
14{
Jens Axboe756867b2007-03-06 15:19:24 +010015 struct thread_stat *ts = &td->ts;
Jens Axboe3c39a372006-06-06 20:56:12 +020016
Jens Axboe079ad092007-02-20 13:58:20 +010017 getrusage(RUSAGE_SELF, &ts->ru_end);
18
Jens Axboe5ec10ea2008-03-06 15:42:00 +010019 ts->usr_time += mtime_since(&ts->ru_start.ru_utime,
20 &ts->ru_end.ru_utime);
21 ts->sys_time += mtime_since(&ts->ru_start.ru_stime,
22 &ts->ru_end.ru_stime);
23 ts->ctx += ts->ru_end.ru_nvcsw + ts->ru_end.ru_nivcsw
24 - (ts->ru_start.ru_nvcsw + ts->ru_start.ru_nivcsw);
Jens Axboee7823a92007-09-07 20:33:33 +020025 ts->minf += ts->ru_end.ru_minflt - ts->ru_start.ru_minflt;
26 ts->majf += ts->ru_end.ru_majflt - ts->ru_start.ru_majflt;
Jens Axboe5ec10ea2008-03-06 15:42:00 +010027
Jens Axboe079ad092007-02-20 13:58:20 +010028 memcpy(&ts->ru_start, &ts->ru_end, sizeof(ts->ru_end));
Jens Axboe3c39a372006-06-06 20:56:12 +020029}
30
31static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max,
32 double *mean, double *dev)
33{
Jens Axboe68704082007-01-10 19:56:37 +010034 double n = is->samples;
Jens Axboe3c39a372006-06-06 20:56:12 +020035
36 if (is->samples == 0)
37 return 0;
38
39 *min = is->min_val;
40 *max = is->max_val;
41
42 n = (double) is->samples;
Jens Axboe68704082007-01-10 19:56:37 +010043 *mean = is->mean;
Jens Axboe3c39a372006-06-06 20:56:12 +020044
Jens Axboe68704082007-01-10 19:56:37 +010045 if (n > 1.0)
46 *dev = sqrt(is->S / (n - 1.0));
Jens Axboeef9c5c42007-01-03 14:21:13 +010047 else
Jens Axboe4b43f542007-07-19 21:38:35 +020048 *dev = 0;
Jens Axboeef9c5c42007-01-03 14:21:13 +010049
Jens Axboe3c39a372006-06-06 20:56:12 +020050 return 1;
51}
52
53static void show_group_stats(struct group_run_stats *rs, int id)
54{
Jens Axboedbe11252007-02-11 00:19:51 +010055 char *p1, *p2, *p3, *p4;
56 const char *ddir_str[] = { " READ", " WRITE" };
57 int i;
58
Jens Axboe6d861442007-03-15 09:22:23 +010059 log_info("\nRun status group %d (all jobs):\n", id);
Jens Axboe3c39a372006-06-06 20:56:12 +020060
Jens Axboedbe11252007-02-11 00:19:51 +010061 for (i = 0; i <= DDIR_WRITE; i++) {
Jens Axboe90fef2d2009-07-17 22:33:32 +020062 const int i2p = is_power_of_2(rs->kb_base);
63
Jens Axboedbe11252007-02-11 00:19:51 +010064 if (!rs->max_run[i])
65 continue;
66
Jens Axboe90fef2d2009-07-17 22:33:32 +020067 p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p);
68 p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p);
69 p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p);
70 p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p);
Jens Axboedbe11252007-02-11 00:19:51 +010071
Jens Axboeb22989b2009-07-17 22:29:23 +020072 log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s,"
Jens Axboe5ec10ea2008-03-06 15:42:00 +010073 " mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2,
74 p3, p4, rs->min_run[i],
75 rs->max_run[i]);
Jens Axboedbe11252007-02-11 00:19:51 +010076
77 free(p1);
78 free(p2);
79 free(p3);
80 free(p4);
81 }
Jens Axboe3c39a372006-06-06 20:56:12 +020082}
83
Jens Axboeb3605062007-03-12 14:19:47 +010084#define ts_total_io_u(ts) \
85 ((ts)->total_io_u[0] + (ts)->total_io_u[1])
86
Jens Axboe838bc702008-05-22 13:08:23 +020087static void stat_calc_dist(unsigned int *map, unsigned long total,
88 double *io_u_dist)
Jens Axboe22708902007-03-06 17:05:32 +010089{
90 int i;
91
92 /*
93 * Do depth distribution calculations
94 */
95 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
Jens Axboe838bc702008-05-22 13:08:23 +020096 if (total) {
97 io_u_dist[i] = (double) map[i] / (double) total;
98 io_u_dist[i] *= 100.0;
99 if (io_u_dist[i] < 0.1 && map[i])
100 io_u_dist[i] = 0.1;
101 } else
102 io_u_dist[i] = 0.0;
Jens Axboe22708902007-03-06 17:05:32 +0100103 }
104}
105
Jens Axboe04a0fea2007-06-19 12:48:41 +0200106static void stat_calc_lat(struct thread_stat *ts, double *dst,
107 unsigned int *src, int nr)
Jens Axboe22708902007-03-06 17:05:32 +0100108{
Jens Axboe838bc702008-05-22 13:08:23 +0200109 unsigned long total = ts_total_io_u(ts);
Jens Axboe22708902007-03-06 17:05:32 +0100110 int i;
111
112 /*
113 * Do latency distribution calculations
114 */
Jens Axboe04a0fea2007-06-19 12:48:41 +0200115 for (i = 0; i < nr; i++) {
Jens Axboe838bc702008-05-22 13:08:23 +0200116 if (total) {
117 dst[i] = (double) src[i] / (double) total;
118 dst[i] *= 100.0;
119 if (dst[i] < 0.01 && src[i])
120 dst[i] = 0.01;
121 } else
122 dst[i] = 0.0;
Jens Axboe22708902007-03-06 17:05:32 +0100123 }
124}
125
Jens Axboe04a0fea2007-06-19 12:48:41 +0200126static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
127{
128 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
129}
130
131static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
132{
133 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
134}
135
Jens Axboeea2accc2007-06-19 09:48:44 +0200136static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean,
137 double *dev)
138{
139 if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) {
140 *min /= 1000;
141 *max /= 1000;
142 *mean /= 1000.0;
143 *dev /= 1000.0;
144 return 0;
145 }
146
147 return 1;
148}
149
Jens Axboe756867b2007-03-06 15:19:24 +0100150static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
Jens Axboe3c39a372006-06-06 20:56:12 +0200151 int ddir)
152{
Jens Axboe3c9b60c2006-11-07 08:36:14 +0100153 const char *ddir_str[] = { "read ", "write" };
Jens Axboe8879fd12009-04-20 10:06:02 +0200154 unsigned long min, max, runt;
Jens Axboeb3605062007-03-12 14:19:47 +0100155 unsigned long long bw, iops;
Jens Axboe3c39a372006-06-06 20:56:12 +0200156 double mean, dev;
Jens Axboeb3605062007-03-12 14:19:47 +0100157 char *io_p, *bw_p, *iops_p;
Jens Axboe90fef2d2009-07-17 22:33:32 +0200158 int i2p;
Jens Axboe3c39a372006-06-06 20:56:12 +0200159
Jens Axboe756867b2007-03-06 15:19:24 +0100160 if (!ts->runtime[ddir])
Jens Axboe3c39a372006-06-06 20:56:12 +0200161 return;
162
Jens Axboe90fef2d2009-07-17 22:33:32 +0200163 i2p = is_power_of_2(rs->kb_base);
Jens Axboe8879fd12009-04-20 10:06:02 +0200164 runt = ts->runtime[ddir];
165
166 bw = (1000 * ts->io_bytes[ddir]) / runt;
Jens Axboe90fef2d2009-07-17 22:33:32 +0200167 io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p);
168 bw_p = num2str(bw, 6, 1, i2p);
Jens Axboe8879fd12009-04-20 10:06:02 +0200169
170 iops = (1000 * ts->total_io_u[ddir]) / runt;
Jens Axboeb3605062007-03-12 14:19:47 +0100171 iops_p = num2str(iops, 6, 1, 0);
Jens Axboedbe11252007-02-11 00:19:51 +0100172
Jens Axboeb22989b2009-07-17 22:29:23 +0200173 log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6lumsec\n",
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100174 ddir_str[ddir], io_p, bw_p, iops_p,
175 ts->runtime[ddir]);
Jens Axboedbe11252007-02-11 00:19:51 +0100176
177 free(io_p);
178 free(bw_p);
Jens Axboeb3605062007-03-12 14:19:47 +0100179 free(iops_p);
Jens Axboe3c39a372006-06-06 20:56:12 +0200180
Jens Axboed85f5112007-06-18 09:41:23 +0200181 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) {
182 const char *base = "(usec)";
Jens Axboed9309cb2007-08-16 13:07:46 +0200183 char *minp, *maxp;
Jens Axboe3c39a372006-06-06 20:56:12 +0200184
Jens Axboeea2accc2007-06-19 09:48:44 +0200185 if (!usec_to_msec(&min, &max, &mean, &dev))
Jens Axboed85f5112007-06-18 09:41:23 +0200186 base = "(msec)";
Jens Axboeea2accc2007-06-19 09:48:44 +0200187
Jens Axboed9309cb2007-08-16 13:07:46 +0200188 minp = num2str(min, 6, 1, 0);
189 maxp = num2str(max, 6, 1, 0);
190
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100191 log_info(" slat %s: min=%s, max=%s, avg=%5.02f,"
192 " stdev=%5.02f\n", base, minp, maxp, mean, dev);
Jens Axboed9309cb2007-08-16 13:07:46 +0200193
194 free(minp);
195 free(maxp);
Jens Axboed85f5112007-06-18 09:41:23 +0200196 }
197 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) {
198 const char *base = "(usec)";
Jens Axboed9309cb2007-08-16 13:07:46 +0200199 char *minp, *maxp;
Jens Axboe3c39a372006-06-06 20:56:12 +0200200
Jens Axboeea2accc2007-06-19 09:48:44 +0200201 if (!usec_to_msec(&min, &max, &mean, &dev))
202 base = "(msec)";
203
Jens Axboed9309cb2007-08-16 13:07:46 +0200204 minp = num2str(min, 6, 1, 0);
205 maxp = num2str(max, 6, 1, 0);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100206
207 log_info(" clat %s: min=%s, max=%s, avg=%5.02f,"
208 " stdev=%5.02f\n", base, minp, maxp, mean, dev);
Jens Axboed9309cb2007-08-16 13:07:46 +0200209
210 free(minp);
211 free(maxp);
Jens Axboed85f5112007-06-18 09:41:23 +0200212 }
Jens Axboe079ad092007-02-20 13:58:20 +0100213 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
Jens Axboe3c39a372006-06-06 20:56:12 +0200214 double p_of_agg;
215
216 p_of_agg = mean * 100 / (double) rs->agg[ddir];
Jens Axboeb22989b2009-07-17 22:29:23 +0200217 log_info(" bw (KB/s) : min=%5lu, max=%5lu, per=%3.2f%%,"
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100218 " avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg,
219 mean, dev);
Jens Axboe3c39a372006-06-06 20:56:12 +0200220 }
221}
222
Jens Axboe04a0fea2007-06-19 12:48:41 +0200223static void show_lat(double *io_u_lat, int nr, const char **ranges,
224 const char *msg)
225{
226 int new_line = 1, i, line = 0;
227
228 for (i = 0; i < nr; i++) {
229 if (io_u_lat[i] <= 0.0)
230 continue;
231 if (new_line) {
Jens Axboe4539ed72007-07-23 14:21:17 +0200232 if (line)
233 log_info("\n");
Jens Axboe04a0fea2007-06-19 12:48:41 +0200234 log_info(" lat (%s): ", msg);
235 new_line = 0;
236 line = 0;
237 }
238 if (line)
239 log_info(", ");
240 log_info("%s%3.2f%%", ranges[i], io_u_lat[i]);
241 line++;
242 if (line == 5)
243 new_line = 1;
244 }
Jens Axboe04a0fea2007-06-19 12:48:41 +0200245}
246
247static void show_lat_u(double *io_u_lat_u)
248{
249 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
250 "250=", "500=", "750=", "1000=", };
251
252 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec");
253}
254
255static void show_lat_m(double *io_u_lat_m)
256{
257 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
258 "250=", "500=", "750=", "1000=", "2000=",
259 ">=2000=", };
260
261 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec");
262}
263
264static void show_latencies(double *io_u_lat_u, double *io_u_lat_m)
265{
266 show_lat_u(io_u_lat_u);
Jens Axboe4539ed72007-07-23 14:21:17 +0200267 log_info("\n");
Jens Axboe04a0fea2007-06-19 12:48:41 +0200268 show_lat_m(io_u_lat_m);
269 log_info("\n");
270}
271
Jens Axboe756867b2007-03-06 15:19:24 +0100272static void show_thread_status(struct thread_stat *ts,
Jens Axboe3c39a372006-06-06 20:56:12 +0200273 struct group_run_stats *rs)
274{
275 double usr_cpu, sys_cpu;
Jens Axboe69008992006-11-24 13:12:56 +0100276 unsigned long runtime;
Jens Axboe71619dc2007-01-13 23:56:33 +0100277 double io_u_dist[FIO_IO_U_MAP_NR];
Jens Axboe04a0fea2007-06-19 12:48:41 +0200278 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
279 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
Jens Axboe3c39a372006-06-06 20:56:12 +0200280
Jens Axboeb4c5e1a2007-10-25 18:44:45 +0200281 if (!(ts->io_bytes[0] + ts->io_bytes[1]) &&
282 !(ts->total_io_u[0] + ts->total_io_u[1]))
Jens Axboe3c39a372006-06-06 20:56:12 +0200283 return;
284
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100285 if (!ts->error) {
286 log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n",
287 ts->name, ts->groupid, ts->members,
Jens Axboe5921e802008-05-30 15:02:38 +0200288 ts->error, (int) ts->pid);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100289 } else {
290 log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d\n",
291 ts->name, ts->groupid, ts->members,
Jens Axboe5921e802008-05-30 15:02:38 +0200292 ts->error, ts->verror, (int) ts->pid);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100293 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200294
Jens Axboe7bdce1b2007-03-06 20:01:13 +0100295 if (ts->description)
Jens Axboe6d861442007-03-15 09:22:23 +0100296 log_info(" Description : [%s]\n", ts->description);
Jens Axboe7bdce1b2007-03-06 20:01:13 +0100297
Jens Axboe756867b2007-03-06 15:19:24 +0100298 if (ts->io_bytes[DDIR_READ])
299 show_ddir_status(rs, ts, DDIR_READ);
300 if (ts->io_bytes[DDIR_WRITE])
301 show_ddir_status(rs, ts, DDIR_WRITE);
Jens Axboe3c39a372006-06-06 20:56:12 +0200302
Jens Axboe756867b2007-03-06 15:19:24 +0100303 runtime = ts->total_run_time;
Jens Axboe69008992006-11-24 13:12:56 +0100304 if (runtime) {
Jens Axboe1e97cce2006-12-05 11:44:16 +0100305 double runt = (double) runtime;
Jens Axboe3c39a372006-06-06 20:56:12 +0200306
Jens Axboe756867b2007-03-06 15:19:24 +0100307 usr_cpu = (double) ts->usr_time * 100 / runt;
308 sys_cpu = (double) ts->sys_time * 100 / runt;
Jens Axboe3c39a372006-06-06 20:56:12 +0200309 } else {
310 usr_cpu = 0;
311 sys_cpu = 0;
312 }
313
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100314 log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu,"
315 " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf);
Jens Axboe71619dc2007-01-13 23:56:33 +0100316
Jens Axboe838bc702008-05-22 13:08:23 +0200317 stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100318 log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
319 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
320 io_u_dist[1], io_u_dist[2],
321 io_u_dist[3], io_u_dist[4],
322 io_u_dist[5], io_u_dist[6]);
Jens Axboe838bc702008-05-22 13:08:23 +0200323
324 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
325 log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
326 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
327 io_u_dist[1], io_u_dist[2],
328 io_u_dist[3], io_u_dist[4],
329 io_u_dist[5], io_u_dist[6]);
330 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
331 log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
332 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
333 io_u_dist[1], io_u_dist[2],
334 io_u_dist[3], io_u_dist[4],
335 io_u_dist[5], io_u_dist[6]);
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100336 log_info(" issued r/w: total=%lu/%lu, short=%lu/%lu\n",
337 ts->total_io_u[0], ts->total_io_u[1],
338 ts->short_io_u[0], ts->short_io_u[1]);
Jens Axboe838bc702008-05-22 13:08:23 +0200339 stat_calc_lat_u(ts, io_u_lat_u);
340 stat_calc_lat_m(ts, io_u_lat_m);
Jens Axboe04a0fea2007-06-19 12:48:41 +0200341 show_latencies(io_u_lat_u, io_u_lat_m);
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200342 if (ts->continue_on_error) {
Jens Axboe1ec99ee2009-06-15 12:37:30 +0200343 log_info(" errors : total=%lu, first_error=%d/<%s>\n",
344 ts->total_err_count,
345 ts->first_error,
346 strerror(ts->first_error));
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200347 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200348}
349
Jens Axboe756867b2007-03-06 15:19:24 +0100350static void show_ddir_status_terse(struct thread_stat *ts,
Jens Axboec6ae0a52006-06-12 11:04:44 +0200351 struct group_run_stats *rs, int ddir)
352{
353 unsigned long min, max;
354 unsigned long long bw;
355 double mean, dev;
356
357 bw = 0;
Jens Axboe756867b2007-03-06 15:19:24 +0100358 if (ts->runtime[ddir])
359 bw = ts->io_bytes[ddir] / ts->runtime[ddir];
Jens Axboec6ae0a52006-06-12 11:04:44 +0200360
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100361 log_info(";%llu;%llu;%lu", ts->io_bytes[ddir] >> 10, bw,
362 ts->runtime[ddir]);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200363
Jens Axboe079ad092007-02-20 13:58:20 +0100364 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
Jens Axboe6d861442007-03-15 09:22:23 +0100365 log_info(";%lu;%lu;%f;%f", min, max, mean, dev);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200366 else
Jens Axboe6d861442007-03-15 09:22:23 +0100367 log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200368
Jens Axboe079ad092007-02-20 13:58:20 +0100369 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
Jens Axboe6d861442007-03-15 09:22:23 +0100370 log_info(";%lu;%lu;%f;%f", min, max, mean, dev);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200371 else
Jens Axboe6d861442007-03-15 09:22:23 +0100372 log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200373
Jens Axboe079ad092007-02-20 13:58:20 +0100374 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
Jens Axboec6ae0a52006-06-12 11:04:44 +0200375 double p_of_agg;
376
377 p_of_agg = mean * 100 / (double) rs->agg[ddir];
Jens Axboe6d861442007-03-15 09:22:23 +0100378 log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200379 } else
Jens Axboe6d861442007-03-15 09:22:23 +0100380 log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200381}
382
383
Jens Axboe756867b2007-03-06 15:19:24 +0100384static void show_thread_status_terse(struct thread_stat *ts,
Jens Axboec6ae0a52006-06-12 11:04:44 +0200385 struct group_run_stats *rs)
386{
Jens Axboe22708902007-03-06 17:05:32 +0100387 double io_u_dist[FIO_IO_U_MAP_NR];
Jens Axboe04a0fea2007-06-19 12:48:41 +0200388 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
389 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
Jens Axboec6ae0a52006-06-12 11:04:44 +0200390 double usr_cpu, sys_cpu;
Jens Axboe04a0fea2007-06-19 12:48:41 +0200391 int i;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200392
Jens Axboe6d861442007-03-15 09:22:23 +0100393 log_info("%s;%d;%d", ts->name, ts->groupid, ts->error);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200394
Jens Axboe756867b2007-03-06 15:19:24 +0100395 show_ddir_status_terse(ts, rs, 0);
396 show_ddir_status_terse(ts, rs, 1);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200397
Jens Axboe756867b2007-03-06 15:19:24 +0100398 if (ts->total_run_time) {
399 double runt = (double) ts->total_run_time;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200400
Jens Axboe756867b2007-03-06 15:19:24 +0100401 usr_cpu = (double) ts->usr_time * 100 / runt;
402 sys_cpu = (double) ts->sys_time * 100 / runt;
Jens Axboec6ae0a52006-06-12 11:04:44 +0200403 } else {
404 usr_cpu = 0;
405 sys_cpu = 0;
406 }
407
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100408 log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf,
409 ts->minf);
Jens Axboe22708902007-03-06 17:05:32 +0100410
Jens Axboe838bc702008-05-22 13:08:23 +0200411 stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist);
Jens Axboe04a0fea2007-06-19 12:48:41 +0200412 stat_calc_lat_u(ts, io_u_lat_u);
413 stat_calc_lat_m(ts, io_u_lat_m);
Jens Axboe22708902007-03-06 17:05:32 +0100414
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100415 log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
416 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
417 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
Jens Axboe22708902007-03-06 17:05:32 +0100418
Jens Axboe04a0fea2007-06-19 12:48:41 +0200419 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
420 log_info(";%3.2f%%", io_u_lat_u[i]);
421 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
422 log_info(";%3.2f%%", io_u_lat_m[i]);
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200423 if (ts->continue_on_error)
424 log_info(";%lu;%d", ts->total_err_count, ts->first_error);
Jens Axboe04a0fea2007-06-19 12:48:41 +0200425 log_info("\n");
Jens Axboe22708902007-03-06 17:05:32 +0100426
427 if (ts->description)
Jens Axboe6d861442007-03-15 09:22:23 +0100428 log_info(";%s", ts->description);
Jens Axboe22708902007-03-06 17:05:32 +0100429
Jens Axboe6d861442007-03-15 09:22:23 +0100430 log_info("\n");
Jens Axboe756867b2007-03-06 15:19:24 +0100431}
432
Jens Axboe197574e2007-03-08 15:35:11 +0100433static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr)
Jens Axboe756867b2007-03-06 15:19:24 +0100434{
435 double mean, S;
436
437 dst->min_val = min(dst->min_val, src->min_val);
438 dst->max_val = max(dst->max_val, src->max_val);
439 dst->samples += src->samples;
440
441 /*
442 * Needs a new method for calculating stddev, we cannot just
443 * average them we do below for nr > 1
444 */
445 if (nr == 1) {
446 mean = src->mean;
447 S = src->S;
448 } else {
Jens Axboe5ec10ea2008-03-06 15:42:00 +0100449 mean = ((src->mean * (double) (nr - 1))
450 + dst->mean) / ((double) nr);
Jens Axboec39cced2007-03-06 15:37:00 +0100451 S = ((src->S * (double) (nr - 1)) + dst->S) / ((double) nr);
Jens Axboe756867b2007-03-06 15:19:24 +0100452 }
453
454 dst->mean = mean;
455 dst->S = S;
456}
457
Jens Axboe3c39a372006-06-06 20:56:12 +0200458void show_run_stats(void)
459{
460 struct group_run_stats *runstats, *rs;
461 struct thread_data *td;
Jens Axboe756867b2007-03-06 15:19:24 +0100462 struct thread_stat *threadstats, *ts;
Jens Axboe197574e2007-03-08 15:35:11 +0100463 int i, j, k, l, nr_ts, last_ts, idx;
Jens Axboe90fef2d2009-07-17 22:33:32 +0200464 int kb_base_warned = 0;
Jens Axboe3c39a372006-06-06 20:56:12 +0200465
466 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
467
468 for (i = 0; i < groupid + 1; i++) {
469 rs = &runstats[i];
470
471 memset(rs, 0, sizeof(*rs));
472 rs->min_bw[0] = rs->min_run[0] = ~0UL;
473 rs->min_bw[1] = rs->min_run[1] = ~0UL;
474 }
475
Jens Axboe756867b2007-03-06 15:19:24 +0100476 /*
477 * find out how many threads stats we need. if group reporting isn't
478 * enabled, it's one-per-td.
479 */
480 nr_ts = 0;
481 last_ts = -1;
Jens Axboe34572e22006-10-20 09:33:18 +0200482 for_each_td(td, i) {
Jens Axboe2dc1bbe2007-03-15 15:01:33 +0100483 if (!td->o.group_reporting) {
Jens Axboe756867b2007-03-06 15:19:24 +0100484 nr_ts++;
485 continue;
486 }
487 if (last_ts == td->groupid)
488 continue;
489
490 last_ts = td->groupid;
491 nr_ts++;
492 }
493
494 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
495
496 for (i = 0; i < nr_ts; i++) {
497 ts = &threadstats[i];
498
499 memset(ts, 0, sizeof(*ts));
Jens Axboede64df02007-03-08 19:09:49 +0100500 for (j = 0; j <= DDIR_WRITE; j++) {
Jens Axboe197574e2007-03-08 15:35:11 +0100501 ts->clat_stat[j].min_val = -1UL;
502 ts->slat_stat[j].min_val = -1UL;
503 ts->bw_stat[j].min_val = -1UL;
504 }
Jens Axboe7abd0e32007-03-12 15:24:43 +0100505 ts->groupid = -1;
Jens Axboe756867b2007-03-06 15:19:24 +0100506 }
507
508 j = 0;
509 last_ts = -1;
Jens Axboe197574e2007-03-08 15:35:11 +0100510 idx = 0;
Jens Axboe756867b2007-03-06 15:19:24 +0100511 for_each_td(td, i) {
Jens Axboe2dc1bbe2007-03-15 15:01:33 +0100512 if (idx && (!td->o.group_reporting ||
513 (td->o.group_reporting && last_ts != td->groupid))) {
Jens Axboe7abd0e32007-03-12 15:24:43 +0100514 idx = 0;
515 j++;
516 }
517
518 last_ts = td->groupid;
519
Jens Axboe756867b2007-03-06 15:19:24 +0100520 ts = &threadstats[j];
521
Jens Axboe197574e2007-03-08 15:35:11 +0100522 idx++;
Jens Axboe6586ee82007-03-06 19:46:09 +0100523 ts->members++;
Jens Axboe756867b2007-03-06 15:19:24 +0100524
Jens Axboe7abd0e32007-03-12 15:24:43 +0100525 if (ts->groupid == -1) {
Jens Axboe2dc84ba2007-03-06 15:46:33 +0100526 /*
527 * These are per-group shared already
528 */
Jens Axboe2dc1bbe2007-03-15 15:01:33 +0100529 ts->name = td->o.name;
530 ts->description = td->o.description;
Jens Axboe756867b2007-03-06 15:19:24 +0100531 ts->groupid = td->groupid;
Jens Axboe2dc84ba2007-03-06 15:46:33 +0100532
533 /*
534 * first pid in group, not very useful...
535 */
Jens Axboe756867b2007-03-06 15:19:24 +0100536 ts->pid = td->pid;
Jens Axboe90fef2d2009-07-17 22:33:32 +0200537
538 ts->kb_base = td->o.kb_base;
539 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
540 log_info("fio: kb_base differs for jobs in group, using"
541 " %u as the base\n", ts->kb_base);
542 kb_base_warned = 1;
Jens Axboe2dc84ba2007-03-06 15:46:33 +0100543 }
544
Radha Ramachandranf2bba182009-06-15 08:40:16 +0200545 ts->continue_on_error = td->o.continue_on_error;
546 ts->total_err_count += td->total_err_count;
547 ts->first_error = td->first_error;
548 if (!ts->error) {
549 if (!td->error && td->o.continue_on_error &&
550 td->first_error) {
551 ts->error = td->first_error;
552 ts->verror = td->verror;
553 } else if (td->error) {
554 ts->error = td->error;
555 ts->verror = td->verror;
556 }
Jens Axboe756867b2007-03-06 15:19:24 +0100557 }
558
Jens Axboede64df02007-03-08 19:09:49 +0100559 for (l = 0; l <= DDIR_WRITE; l++) {
Jens Axboe197574e2007-03-08 15:35:11 +0100560 sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx);
561 sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx);
562 sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx);
Jens Axboe756867b2007-03-06 15:19:24 +0100563
Jens Axboe197574e2007-03-08 15:35:11 +0100564 ts->stat_io_bytes[l] += td->ts.stat_io_bytes[l];
565 ts->io_bytes[l] += td->ts.io_bytes[l];
566
567 if (ts->runtime[l] < td->ts.runtime[l])
568 ts->runtime[l] = td->ts.runtime[l];
569 }
Jens Axboe756867b2007-03-06 15:19:24 +0100570
571 ts->usr_time += td->ts.usr_time;
572 ts->sys_time += td->ts.sys_time;
573 ts->ctx += td->ts.ctx;
Jens Axboee7823a92007-09-07 20:33:33 +0200574 ts->majf += td->ts.majf;
575 ts->minf += td->ts.minf;
Jens Axboe756867b2007-03-06 15:19:24 +0100576
577 for (k = 0; k < FIO_IO_U_MAP_NR; k++)
578 ts->io_u_map[k] += td->ts.io_u_map[k];
Jens Axboe838bc702008-05-22 13:08:23 +0200579 for (k = 0; k < FIO_IO_U_MAP_NR; k++)
580 ts->io_u_submit[k] += td->ts.io_u_submit[k];
581 for (k = 0; k < FIO_IO_U_MAP_NR; k++)
582 ts->io_u_complete[k] += td->ts.io_u_complete[k];
Jens Axboe04a0fea2007-06-19 12:48:41 +0200583 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
584 ts->io_u_lat_u[k] += td->ts.io_u_lat_u[k];
585 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
586 ts->io_u_lat_m[k] += td->ts.io_u_lat_m[k];
587
Jens Axboe756867b2007-03-06 15:19:24 +0100588
Jens Axboe30061b92007-04-17 13:31:34 +0200589 for (k = 0; k <= DDIR_WRITE; k++) {
Jens Axboeb3605062007-03-12 14:19:47 +0100590 ts->total_io_u[k] += td->ts.total_io_u[k];
Jens Axboe30061b92007-04-17 13:31:34 +0200591 ts->short_io_u[k] += td->ts.short_io_u[k];
592 }
Jens Axboe756867b2007-03-06 15:19:24 +0100593
594 ts->total_run_time += td->ts.total_run_time;
Jens Axboe838bc702008-05-22 13:08:23 +0200595 ts->total_submit += td->ts.total_submit;
596 ts->total_complete += td->ts.total_complete;
Jens Axboe756867b2007-03-06 15:19:24 +0100597 }
598
599 for (i = 0; i < nr_ts; i++) {
Jens Axboe94370ac2007-03-08 15:28:10 +0100600 unsigned long long bw;
Jens Axboe3c39a372006-06-06 20:56:12 +0200601
Jens Axboe756867b2007-03-06 15:19:24 +0100602 ts = &threadstats[i];
603 rs = &runstats[ts->groupid];
Jens Axboe90fef2d2009-07-17 22:33:32 +0200604 rs->kb_base = ts->kb_base;
Jens Axboe3c39a372006-06-06 20:56:12 +0200605
Jens Axboede64df02007-03-08 19:09:49 +0100606 for (j = 0; j <= DDIR_WRITE; j++) {
Jens Axboe94370ac2007-03-08 15:28:10 +0100607 if (!ts->runtime[j])
608 continue;
609 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
610 rs->min_run[j] = ts->runtime[j];
611 if (ts->runtime[j] > rs->max_run[j])
612 rs->max_run[j] = ts->runtime[j];
Jens Axboe3c39a372006-06-06 20:56:12 +0200613
Jens Axboe94370ac2007-03-08 15:28:10 +0100614 bw = 0;
Jens Axboe8879fd12009-04-20 10:06:02 +0200615 if (ts->runtime[j]) {
616 unsigned long runt;
617
Jens Axboe90fef2d2009-07-17 22:33:32 +0200618 runt = ts->runtime[j];
Jens Axboe8879fd12009-04-20 10:06:02 +0200619 bw = ts->io_bytes[j] / runt;
620 }
Jens Axboe94370ac2007-03-08 15:28:10 +0100621 if (bw < rs->min_bw[j])
622 rs->min_bw[j] = bw;
623 if (bw > rs->max_bw[j])
624 rs->max_bw[j] = bw;
Jens Axboe3c39a372006-06-06 20:56:12 +0200625
Jens Axboe90fef2d2009-07-17 22:33:32 +0200626 rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base;
Jens Axboe94370ac2007-03-08 15:28:10 +0100627 }
Jens Axboe3c39a372006-06-06 20:56:12 +0200628 }
629
630 for (i = 0; i < groupid + 1; i++) {
Jens Axboe8879fd12009-04-20 10:06:02 +0200631 unsigned long max_run[2];
632
Jens Axboe3c39a372006-06-06 20:56:12 +0200633 rs = &runstats[i];
Jens Axboe90fef2d2009-07-17 22:33:32 +0200634 max_run[0] = rs->max_run[0];
635 max_run[1] = rs->max_run[1];
Jens Axboe3c39a372006-06-06 20:56:12 +0200636
637 if (rs->max_run[0])
Jens Axboe90fef2d2009-07-17 22:33:32 +0200638 rs->agg[0] = (rs->io_kb[0] * 1000) / max_run[0];
Jens Axboe3c39a372006-06-06 20:56:12 +0200639 if (rs->max_run[1])
Jens Axboe90fef2d2009-07-17 22:33:32 +0200640 rs->agg[1] = (rs->io_kb[1] * 1000) / max_run[1];
Jens Axboe3c39a372006-06-06 20:56:12 +0200641 }
642
643 /*
644 * don't overwrite last signal output
645 */
Jens Axboec6ae0a52006-06-12 11:04:44 +0200646 if (!terse_output)
647 printf("\n");
Jens Axboe3c39a372006-06-06 20:56:12 +0200648
Jens Axboe756867b2007-03-06 15:19:24 +0100649 for (i = 0; i < nr_ts; i++) {
650 ts = &threadstats[i];
651 rs = &runstats[ts->groupid];
Jens Axboe3c39a372006-06-06 20:56:12 +0200652
Jens Axboec6ae0a52006-06-12 11:04:44 +0200653 if (terse_output)
Jens Axboe756867b2007-03-06 15:19:24 +0100654 show_thread_status_terse(ts, rs);
Jens Axboec6ae0a52006-06-12 11:04:44 +0200655 else
Jens Axboe756867b2007-03-06 15:19:24 +0100656 show_thread_status(ts, rs);
Jens Axboe3c39a372006-06-06 20:56:12 +0200657 }
658
Jens Axboec6ae0a52006-06-12 11:04:44 +0200659 if (!terse_output) {
660 for (i = 0; i < groupid + 1; i++)
661 show_group_stats(&runstats[i], i);
Jens Axboe3c39a372006-06-06 20:56:12 +0200662
Jens Axboec6ae0a52006-06-12 11:04:44 +0200663 show_disk_util();
664 }
Jens Axboeeecf2722006-10-20 14:00:36 +0200665
666 free(runstats);
Jens Axboe756867b2007-03-06 15:19:24 +0100667 free(threadstats);
Jens Axboe3c39a372006-06-06 20:56:12 +0200668}
669
Jens Axboe68704082007-01-10 19:56:37 +0100670static inline void add_stat_sample(struct io_stat *is, unsigned long data)
Jens Axboe3c39a372006-06-06 20:56:12 +0200671{
Jens Axboe68704082007-01-10 19:56:37 +0100672 double val = data;
Jens Axboe6660cc62007-03-06 15:48:38 +0100673 double delta;
Jens Axboe3c39a372006-06-06 20:56:12 +0200674
Jens Axboe68704082007-01-10 19:56:37 +0100675 if (data > is->max_val)
676 is->max_val = data;
677 if (data < is->min_val)
678 is->min_val = data;
679
680 delta = val - is->mean;
Jens Axboeef11d732007-03-29 15:36:29 +0200681 if (delta) {
682 is->mean += delta / (is->samples + 1.0);
683 is->S += delta * (val - is->mean);
684 }
Jens Axboe68704082007-01-10 19:56:37 +0100685
Jens Axboe3c39a372006-06-06 20:56:12 +0200686 is->samples++;
687}
688
Jens Axboebb3884d2007-01-17 17:23:11 +1100689static void __add_log_sample(struct io_log *iolog, unsigned long val,
Jens Axboe306ddc92009-05-18 13:08:12 +0200690 enum fio_ddir ddir, unsigned int bs,
691 unsigned long time)
Jens Axboe3c39a372006-06-06 20:56:12 +0200692{
Jens Axboe306ddc92009-05-18 13:08:12 +0200693 const int nr_samples = iolog->nr_samples;
694
Jens Axboe3c39a372006-06-06 20:56:12 +0200695 if (iolog->nr_samples == iolog->max_samples) {
696 int new_size = sizeof(struct io_sample) * iolog->max_samples*2;
697
698 iolog->log = realloc(iolog->log, new_size);
699 iolog->max_samples <<= 1;
700 }
701
Jens Axboe306ddc92009-05-18 13:08:12 +0200702 iolog->log[nr_samples].val = val;
703 iolog->log[nr_samples].time = time;
704 iolog->log[nr_samples].ddir = ddir;
705 iolog->log[nr_samples].bs = bs;
Jens Axboe3c39a372006-06-06 20:56:12 +0200706 iolog->nr_samples++;
707}
708
Jens Axboebb3884d2007-01-17 17:23:11 +1100709static void add_log_sample(struct thread_data *td, struct io_log *iolog,
Jens Axboe306ddc92009-05-18 13:08:12 +0200710 unsigned long val, enum fio_ddir ddir,
711 unsigned int bs)
Jens Axboebb3884d2007-01-17 17:23:11 +1100712{
Jens Axboe306ddc92009-05-18 13:08:12 +0200713 __add_log_sample(iolog, val, ddir, bs, mtime_since_now(&td->epoch));
Jens Axboebb3884d2007-01-17 17:23:11 +1100714}
715
Jens Axboe306ddc92009-05-18 13:08:12 +0200716void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs)
Jens Axboebb3884d2007-01-17 17:23:11 +1100717{
718 struct io_log *iolog = agg_io_log[ddir];
719
Jens Axboe306ddc92009-05-18 13:08:12 +0200720 __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis());
Jens Axboebb3884d2007-01-17 17:23:11 +1100721}
722
Jens Axboe1e97cce2006-12-05 11:44:16 +0100723void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
Jens Axboe306ddc92009-05-18 13:08:12 +0200724 unsigned long usec, unsigned int bs)
Jens Axboe3c39a372006-06-06 20:56:12 +0200725{
Jens Axboe756867b2007-03-06 15:19:24 +0100726 struct thread_stat *ts = &td->ts;
Jens Axboe3c39a372006-06-06 20:56:12 +0200727
Jens Axboed85f5112007-06-18 09:41:23 +0200728 add_stat_sample(&ts->clat_stat[ddir], usec);
Jens Axboe079ad092007-02-20 13:58:20 +0100729
730 if (ts->clat_log)
Jens Axboe306ddc92009-05-18 13:08:12 +0200731 add_log_sample(td, ts->clat_log, usec, ddir, bs);
Jens Axboe3c39a372006-06-06 20:56:12 +0200732}
733
Jens Axboe1e97cce2006-12-05 11:44:16 +0100734void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
Jens Axboe306ddc92009-05-18 13:08:12 +0200735 unsigned long usec, unsigned int bs)
Jens Axboe3c39a372006-06-06 20:56:12 +0200736{
Jens Axboe756867b2007-03-06 15:19:24 +0100737 struct thread_stat *ts = &td->ts;
Jens Axboe3c39a372006-06-06 20:56:12 +0200738
Jens Axboed85f5112007-06-18 09:41:23 +0200739 add_stat_sample(&ts->slat_stat[ddir], usec);
Jens Axboe079ad092007-02-20 13:58:20 +0100740
741 if (ts->slat_log)
Jens Axboe306ddc92009-05-18 13:08:12 +0200742 add_log_sample(td, ts->slat_log, usec, ddir, bs);
Jens Axboe3c39a372006-06-06 20:56:12 +0200743}
744
Jens Axboe306ddc92009-05-18 13:08:12 +0200745void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs,
Jens Axboe1e97cce2006-12-05 11:44:16 +0100746 struct timeval *t)
Jens Axboe3c39a372006-06-06 20:56:12 +0200747{
Jens Axboe756867b2007-03-06 15:19:24 +0100748 struct thread_stat *ts = &td->ts;
Jens Axboe079ad092007-02-20 13:58:20 +0100749 unsigned long spent = mtime_since(&ts->stat_sample_time[ddir], t);
Jens Axboe3c39a372006-06-06 20:56:12 +0200750 unsigned long rate;
751
Jens Axboe2dc1bbe2007-03-15 15:01:33 +0100752 if (spent < td->o.bw_avg_time)
Jens Axboe3c39a372006-06-06 20:56:12 +0200753 return;
754
Jens Axboe0b9d69e2009-09-11 22:29:54 +0200755 rate = (td->this_io_bytes[ddir] - ts->stat_io_bytes[ddir]) *
756 1000 / spent / 1024;
Jens Axboe079ad092007-02-20 13:58:20 +0100757 add_stat_sample(&ts->bw_stat[ddir], rate);
Jens Axboe3c39a372006-06-06 20:56:12 +0200758
Jens Axboe079ad092007-02-20 13:58:20 +0100759 if (ts->bw_log)
Jens Axboe306ddc92009-05-18 13:08:12 +0200760 add_log_sample(td, ts->bw_log, rate, ddir, bs);
Jens Axboe3c39a372006-06-06 20:56:12 +0200761
Jens Axboe079ad092007-02-20 13:58:20 +0100762 fio_gettime(&ts->stat_sample_time[ddir], NULL);
763 ts->stat_io_bytes[ddir] = td->this_io_bytes[ddir];
Jens Axboe3c39a372006-06-06 20:56:12 +0200764}