Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 1 | #include <stdio.h> |
| 2 | #include <string.h> |
| 3 | #include <sys/time.h> |
| 4 | #include <sys/types.h> |
Jens Axboe | 5c4e1db | 2006-06-07 14:17:08 +0200 | [diff] [blame] | 5 | #include <sys/stat.h> |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 6 | #include <dirent.h> |
| 7 | #include <libgen.h> |
| 8 | #include <math.h> |
| 9 | |
| 10 | #include "fio.h" |
Jens Axboe | 7c9b1bc | 2009-06-03 09:25:57 +0200 | [diff] [blame] | 11 | #include "diskutil.h" |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 12 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 13 | void update_rusage_stat(struct thread_data *td) |
| 14 | { |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 15 | struct thread_stat *ts = &td->ts; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 16 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 17 | getrusage(RUSAGE_SELF, &ts->ru_end); |
| 18 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 19 | ts->usr_time += mtime_since(&ts->ru_start.ru_utime, |
| 20 | &ts->ru_end.ru_utime); |
| 21 | ts->sys_time += mtime_since(&ts->ru_start.ru_stime, |
| 22 | &ts->ru_end.ru_stime); |
| 23 | ts->ctx += ts->ru_end.ru_nvcsw + ts->ru_end.ru_nivcsw |
| 24 | - (ts->ru_start.ru_nvcsw + ts->ru_start.ru_nivcsw); |
Jens Axboe | e7823a9 | 2007-09-07 20:33:33 +0200 | [diff] [blame] | 25 | ts->minf += ts->ru_end.ru_minflt - ts->ru_start.ru_minflt; |
| 26 | ts->majf += ts->ru_end.ru_majflt - ts->ru_start.ru_majflt; |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 27 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 28 | memcpy(&ts->ru_start, &ts->ru_end, sizeof(ts->ru_end)); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 29 | } |
| 30 | |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 31 | /* |
| 32 | * Given a latency, return the index of the corresponding bucket in |
| 33 | * the structure tracking percentiles. |
| 34 | * |
| 35 | * (1) find the group (and error bits) that the value (latency) |
| 36 | * belongs to by looking at its MSB. (2) find the bucket number in the |
| 37 | * group by looking at the index bits. |
| 38 | * |
| 39 | */ |
| 40 | static unsigned int plat_val_to_idx(unsigned int val) |
| 41 | { |
| 42 | unsigned int msb, error_bits, base, offset, idx; |
| 43 | |
| 44 | /* Find MSB starting from bit 0 */ |
| 45 | if (val == 0) |
| 46 | msb = 0; |
| 47 | else |
| 48 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; |
| 49 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 50 | /* |
| 51 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use |
| 52 | * all bits of the sample as index |
| 53 | */ |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 54 | if (msb <= FIO_IO_U_PLAT_BITS) |
| 55 | return val; |
| 56 | |
| 57 | /* Compute the number of error bits to discard*/ |
| 58 | error_bits = msb - FIO_IO_U_PLAT_BITS; |
| 59 | |
| 60 | /* Compute the number of buckets before the group */ |
| 61 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; |
| 62 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 63 | /* |
| 64 | * Discard the error bits and apply the mask to find the |
| 65 | * index for the buckets in the group |
| 66 | */ |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 67 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
| 68 | |
| 69 | /* Make sure the index does not exceed (array size - 1) */ |
| 70 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1)? |
| 71 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); |
| 72 | |
| 73 | return idx; |
| 74 | } |
| 75 | |
| 76 | /* |
| 77 | * Convert the given index of the bucket array to the value |
| 78 | * represented by the bucket |
| 79 | */ |
| 80 | static unsigned int plat_idx_to_val(unsigned int idx) |
| 81 | { |
| 82 | unsigned int error_bits, k, base; |
| 83 | |
| 84 | assert(idx < FIO_IO_U_PLAT_NR); |
| 85 | |
| 86 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use |
| 87 | * all bits of the sample as index */ |
| 88 | if (idx < (FIO_IO_U_PLAT_VAL << 1) ) |
| 89 | return idx; |
| 90 | |
| 91 | /* Find the group and compute the minimum value of that group */ |
| 92 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) -1; |
| 93 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); |
| 94 | |
| 95 | /* Find its bucket number of the group */ |
| 96 | k = idx % FIO_IO_U_PLAT_VAL; |
| 97 | |
| 98 | /* Return the mean of the range of the bucket */ |
| 99 | return base + ((k + 0.5) * (1 << error_bits)); |
| 100 | } |
| 101 | |
| 102 | static int double_cmp(const void *a, const void *b) |
| 103 | { |
| 104 | const double fa = *(const double *)a; |
| 105 | const double fb = *(const double *)b; |
| 106 | int cmp = 0; |
| 107 | |
| 108 | if (fa > fb) |
| 109 | cmp = 1; |
| 110 | else if (fa < fb) |
| 111 | cmp = -1; |
| 112 | |
| 113 | return cmp; |
| 114 | } |
| 115 | |
| 116 | /* |
| 117 | * Find and display the p-th percentile of clat |
| 118 | */ |
| 119 | static void show_clat_percentiles(unsigned int* io_u_plat, unsigned long nr, |
| 120 | double* user_list) |
| 121 | { |
| 122 | unsigned long sum = 0; |
| 123 | unsigned int len, i, j = 0; |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 124 | const double *plist; |
| 125 | int is_last = 0; |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 126 | static const double def_list[FIO_IO_U_LIST_MAX_LEN] = { |
| 127 | 1.0, 5.0, 10.0, 20.0, 30.0, |
| 128 | 40.0, 50.0, 60.0, 70.0, 80.0, |
| 129 | 90.0, 95.0, 99.0, 99.5, 99.9}; |
| 130 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 131 | plist = user_list; |
| 132 | if (!plist) |
| 133 | plist = def_list; |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 134 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 135 | for (len = 0; len <FIO_IO_U_LIST_MAX_LEN && plist[len] != 0; len++) |
| 136 | ; |
| 137 | |
| 138 | /* |
| 139 | * Sort the user-specified list. Note that this does not work |
| 140 | * for NaN values |
| 141 | */ |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 142 | if (user_list && len > 1) |
| 143 | qsort((void*)user_list, len, sizeof(user_list[0]), double_cmp); |
| 144 | |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 145 | log_info(" clat percentiles (usec) :"); |
| 146 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 147 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 148 | sum += io_u_plat[i]; |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 149 | while (sum >= (plist[j] / 100 * nr)) { |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 150 | assert(plist[j] <= 100.0); |
| 151 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 152 | /* for formatting */ |
| 153 | if (j != 0 && (j % 4) == 0) |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 154 | log_info(" "); |
| 155 | |
| 156 | /* end of the list */ |
| 157 | is_last = (j == len - 1); |
| 158 | |
| 159 | log_info(" %2.2fth=%u%c", plist[j], plat_idx_to_val(i), |
| 160 | (is_last? '\n' : ',')); |
| 161 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 162 | if (is_last) |
| 163 | break; |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 164 | |
Jens Axboe | 716050f | 2011-08-16 08:43:45 +0200 | [diff] [blame] | 165 | if (j % 4 == 3) /* for formatting */ |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 166 | log_info("\n"); |
| 167 | j++; |
| 168 | } |
| 169 | } |
| 170 | } |
| 171 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 172 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
| 173 | double *mean, double *dev) |
| 174 | { |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 175 | double n = is->samples; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 176 | |
| 177 | if (is->samples == 0) |
| 178 | return 0; |
| 179 | |
| 180 | *min = is->min_val; |
| 181 | *max = is->max_val; |
| 182 | |
| 183 | n = (double) is->samples; |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 184 | *mean = is->mean; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 185 | |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 186 | if (n > 1.0) |
| 187 | *dev = sqrt(is->S / (n - 1.0)); |
Jens Axboe | ef9c5c4 | 2007-01-03 14:21:13 +0100 | [diff] [blame] | 188 | else |
Jens Axboe | 4b43f54 | 2007-07-19 21:38:35 +0200 | [diff] [blame] | 189 | *dev = 0; |
Jens Axboe | ef9c5c4 | 2007-01-03 14:21:13 +0100 | [diff] [blame] | 190 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 191 | return 1; |
| 192 | } |
| 193 | |
| 194 | static void show_group_stats(struct group_run_stats *rs, int id) |
| 195 | { |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 196 | char *p1, *p2, *p3, *p4; |
| 197 | const char *ddir_str[] = { " READ", " WRITE" }; |
| 198 | int i; |
| 199 | |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 200 | log_info("\nRun status group %d (all jobs):\n", id); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 201 | |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 202 | for (i = 0; i <= DDIR_WRITE; i++) { |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 203 | const int i2p = is_power_of_2(rs->kb_base); |
| 204 | |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 205 | if (!rs->max_run[i]) |
| 206 | continue; |
| 207 | |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 208 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
| 209 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); |
| 210 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); |
| 211 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 212 | |
Jens Axboe | b22989b | 2009-07-17 22:29:23 +0200 | [diff] [blame] | 213 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s," |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 214 | " mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, |
| 215 | p3, p4, rs->min_run[i], |
| 216 | rs->max_run[i]); |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 217 | |
| 218 | free(p1); |
| 219 | free(p2); |
| 220 | free(p3); |
| 221 | free(p4); |
| 222 | } |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 223 | } |
| 224 | |
Jens Axboe | b360506 | 2007-03-12 14:19:47 +0100 | [diff] [blame] | 225 | #define ts_total_io_u(ts) \ |
| 226 | ((ts)->total_io_u[0] + (ts)->total_io_u[1]) |
| 227 | |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 228 | static void stat_calc_dist(unsigned int *map, unsigned long total, |
| 229 | double *io_u_dist) |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 230 | { |
| 231 | int i; |
| 232 | |
| 233 | /* |
| 234 | * Do depth distribution calculations |
| 235 | */ |
| 236 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 237 | if (total) { |
| 238 | io_u_dist[i] = (double) map[i] / (double) total; |
| 239 | io_u_dist[i] *= 100.0; |
| 240 | if (io_u_dist[i] < 0.1 && map[i]) |
| 241 | io_u_dist[i] = 0.1; |
| 242 | } else |
| 243 | io_u_dist[i] = 0.0; |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 244 | } |
| 245 | } |
| 246 | |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 247 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
| 248 | unsigned int *src, int nr) |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 249 | { |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 250 | unsigned long total = ts_total_io_u(ts); |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 251 | int i; |
| 252 | |
| 253 | /* |
| 254 | * Do latency distribution calculations |
| 255 | */ |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 256 | for (i = 0; i < nr; i++) { |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 257 | if (total) { |
| 258 | dst[i] = (double) src[i] / (double) total; |
| 259 | dst[i] *= 100.0; |
| 260 | if (dst[i] < 0.01 && src[i]) |
| 261 | dst[i] = 0.01; |
| 262 | } else |
| 263 | dst[i] = 0.0; |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 264 | } |
| 265 | } |
| 266 | |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 267 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
| 268 | { |
| 269 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); |
| 270 | } |
| 271 | |
| 272 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) |
| 273 | { |
| 274 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); |
| 275 | } |
| 276 | |
Jens Axboe | ea2accc | 2007-06-19 09:48:44 +0200 | [diff] [blame] | 277 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
| 278 | double *dev) |
| 279 | { |
| 280 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { |
| 281 | *min /= 1000; |
| 282 | *max /= 1000; |
| 283 | *mean /= 1000.0; |
| 284 | *dev /= 1000.0; |
| 285 | return 0; |
| 286 | } |
| 287 | |
| 288 | return 1; |
| 289 | } |
| 290 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 291 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 292 | int ddir) |
| 293 | { |
Jens Axboe | 3c9b60c | 2006-11-07 08:36:14 +0100 | [diff] [blame] | 294 | const char *ddir_str[] = { "read ", "write" }; |
Jens Axboe | 8879fd1 | 2009-04-20 10:06:02 +0200 | [diff] [blame] | 295 | unsigned long min, max, runt; |
Jens Axboe | b360506 | 2007-03-12 14:19:47 +0100 | [diff] [blame] | 296 | unsigned long long bw, iops; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 297 | double mean, dev; |
Jens Axboe | b360506 | 2007-03-12 14:19:47 +0100 | [diff] [blame] | 298 | char *io_p, *bw_p, *iops_p; |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 299 | int i2p; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 300 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 301 | assert(ddir_rw(ddir)); |
| 302 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 303 | if (!ts->runtime[ddir]) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 304 | return; |
| 305 | |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 306 | i2p = is_power_of_2(rs->kb_base); |
Jens Axboe | 8879fd1 | 2009-04-20 10:06:02 +0200 | [diff] [blame] | 307 | runt = ts->runtime[ddir]; |
| 308 | |
| 309 | bw = (1000 * ts->io_bytes[ddir]) / runt; |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 310 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
| 311 | bw_p = num2str(bw, 6, 1, i2p); |
Jens Axboe | 8879fd1 | 2009-04-20 10:06:02 +0200 | [diff] [blame] | 312 | |
Bruce Cran | 0aacc50 | 2011-07-09 08:19:53 +0200 | [diff] [blame] | 313 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
Jens Axboe | b360506 | 2007-03-12 14:19:47 +0100 | [diff] [blame] | 314 | iops_p = num2str(iops, 6, 1, 0); |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 315 | |
Signed-off-by Steven Pratt | cda99fa | 2010-12-14 08:31:36 +0100 | [diff] [blame] | 316 | log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6llumsec\n", |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 317 | ddir_str[ddir], io_p, bw_p, iops_p, |
| 318 | ts->runtime[ddir]); |
Jens Axboe | dbe1125 | 2007-02-11 00:19:51 +0100 | [diff] [blame] | 319 | |
| 320 | free(io_p); |
| 321 | free(bw_p); |
Jens Axboe | b360506 | 2007-03-12 14:19:47 +0100 | [diff] [blame] | 322 | free(iops_p); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 323 | |
Jens Axboe | d85f511 | 2007-06-18 09:41:23 +0200 | [diff] [blame] | 324 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
| 325 | const char *base = "(usec)"; |
Jens Axboe | d9309cb | 2007-08-16 13:07:46 +0200 | [diff] [blame] | 326 | char *minp, *maxp; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 327 | |
Jens Axboe | ea2accc | 2007-06-19 09:48:44 +0200 | [diff] [blame] | 328 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
Jens Axboe | d85f511 | 2007-06-18 09:41:23 +0200 | [diff] [blame] | 329 | base = "(msec)"; |
Jens Axboe | ea2accc | 2007-06-19 09:48:44 +0200 | [diff] [blame] | 330 | |
Jens Axboe | d9309cb | 2007-08-16 13:07:46 +0200 | [diff] [blame] | 331 | minp = num2str(min, 6, 1, 0); |
| 332 | maxp = num2str(max, 6, 1, 0); |
| 333 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 334 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f," |
| 335 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); |
Jens Axboe | d9309cb | 2007-08-16 13:07:46 +0200 | [diff] [blame] | 336 | |
| 337 | free(minp); |
| 338 | free(maxp); |
Jens Axboe | d85f511 | 2007-06-18 09:41:23 +0200 | [diff] [blame] | 339 | } |
| 340 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { |
| 341 | const char *base = "(usec)"; |
Jens Axboe | d9309cb | 2007-08-16 13:07:46 +0200 | [diff] [blame] | 342 | char *minp, *maxp; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 343 | |
Jens Axboe | ea2accc | 2007-06-19 09:48:44 +0200 | [diff] [blame] | 344 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
| 345 | base = "(msec)"; |
| 346 | |
Jens Axboe | d9309cb | 2007-08-16 13:07:46 +0200 | [diff] [blame] | 347 | minp = num2str(min, 6, 1, 0); |
| 348 | maxp = num2str(max, 6, 1, 0); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 349 | |
| 350 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f," |
| 351 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); |
Jens Axboe | d9309cb | 2007-08-16 13:07:46 +0200 | [diff] [blame] | 352 | |
| 353 | free(minp); |
| 354 | free(maxp); |
Jens Axboe | d85f511 | 2007-06-18 09:41:23 +0200 | [diff] [blame] | 355 | } |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 356 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
| 357 | const char *base = "(usec)"; |
| 358 | char *minp, *maxp; |
| 359 | |
| 360 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
| 361 | base = "(msec)"; |
| 362 | |
| 363 | minp = num2str(min, 6, 1, 0); |
| 364 | maxp = num2str(max, 6, 1, 0); |
| 365 | |
| 366 | log_info(" lat %s: min=%s, max=%s, avg=%5.02f," |
| 367 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); |
| 368 | |
| 369 | free(minp); |
| 370 | free(maxp); |
| 371 | } |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 372 | if (ts->clat_percentiles) { |
| 373 | show_clat_percentiles(ts->io_u_plat[ddir], |
| 374 | ts->clat_stat[ddir].samples, |
| 375 | ts->percentile_list); |
| 376 | } |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 377 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 378 | double p_of_agg; |
| 379 | |
| 380 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
Jens Axboe | b22989b | 2009-07-17 22:29:23 +0200 | [diff] [blame] | 381 | log_info(" bw (KB/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 382 | " avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg, |
| 383 | mean, dev); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 384 | } |
| 385 | } |
| 386 | |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 387 | static void show_lat(double *io_u_lat, int nr, const char **ranges, |
| 388 | const char *msg) |
| 389 | { |
| 390 | int new_line = 1, i, line = 0; |
| 391 | |
| 392 | for (i = 0; i < nr; i++) { |
| 393 | if (io_u_lat[i] <= 0.0) |
| 394 | continue; |
| 395 | if (new_line) { |
Jens Axboe | 4539ed7 | 2007-07-23 14:21:17 +0200 | [diff] [blame] | 396 | if (line) |
| 397 | log_info("\n"); |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 398 | log_info(" lat (%s): ", msg); |
| 399 | new_line = 0; |
| 400 | line = 0; |
| 401 | } |
| 402 | if (line) |
| 403 | log_info(", "); |
| 404 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); |
| 405 | line++; |
| 406 | if (line == 5) |
| 407 | new_line = 1; |
| 408 | } |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 409 | } |
| 410 | |
| 411 | static void show_lat_u(double *io_u_lat_u) |
| 412 | { |
| 413 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", |
| 414 | "250=", "500=", "750=", "1000=", }; |
| 415 | |
| 416 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); |
| 417 | } |
| 418 | |
| 419 | static void show_lat_m(double *io_u_lat_m) |
| 420 | { |
| 421 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", |
| 422 | "250=", "500=", "750=", "1000=", "2000=", |
| 423 | ">=2000=", }; |
| 424 | |
| 425 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); |
| 426 | } |
| 427 | |
| 428 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) |
| 429 | { |
| 430 | show_lat_u(io_u_lat_u); |
Jens Axboe | 4539ed7 | 2007-07-23 14:21:17 +0200 | [diff] [blame] | 431 | log_info("\n"); |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 432 | show_lat_m(io_u_lat_m); |
| 433 | log_info("\n"); |
| 434 | } |
| 435 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 436 | static void show_thread_status(struct thread_stat *ts, |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 437 | struct group_run_stats *rs) |
| 438 | { |
| 439 | double usr_cpu, sys_cpu; |
Jens Axboe | 6900899 | 2006-11-24 13:12:56 +0100 | [diff] [blame] | 440 | unsigned long runtime; |
Jens Axboe | 71619dc | 2007-01-13 23:56:33 +0100 | [diff] [blame] | 441 | double io_u_dist[FIO_IO_U_MAP_NR]; |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 442 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
| 443 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 444 | |
Jens Axboe | b4c5e1a | 2007-10-25 18:44:45 +0200 | [diff] [blame] | 445 | if (!(ts->io_bytes[0] + ts->io_bytes[1]) && |
| 446 | !(ts->total_io_u[0] + ts->total_io_u[1])) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 447 | return; |
| 448 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 449 | if (!ts->error) { |
| 450 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n", |
| 451 | ts->name, ts->groupid, ts->members, |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 452 | ts->error, (int) ts->pid); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 453 | } else { |
| 454 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d\n", |
| 455 | ts->name, ts->groupid, ts->members, |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 456 | ts->error, ts->verror, (int) ts->pid); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 457 | } |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 458 | |
Jens Axboe | 7bdce1b | 2007-03-06 20:01:13 +0100 | [diff] [blame] | 459 | if (ts->description) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 460 | log_info(" Description : [%s]\n", ts->description); |
Jens Axboe | 7bdce1b | 2007-03-06 20:01:13 +0100 | [diff] [blame] | 461 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 462 | if (ts->io_bytes[DDIR_READ]) |
| 463 | show_ddir_status(rs, ts, DDIR_READ); |
| 464 | if (ts->io_bytes[DDIR_WRITE]) |
| 465 | show_ddir_status(rs, ts, DDIR_WRITE); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 466 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 467 | runtime = ts->total_run_time; |
Jens Axboe | 6900899 | 2006-11-24 13:12:56 +0100 | [diff] [blame] | 468 | if (runtime) { |
Jens Axboe | 1e97cce | 2006-12-05 11:44:16 +0100 | [diff] [blame] | 469 | double runt = (double) runtime; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 470 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 471 | usr_cpu = (double) ts->usr_time * 100 / runt; |
| 472 | sys_cpu = (double) ts->sys_time * 100 / runt; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 473 | } else { |
| 474 | usr_cpu = 0; |
| 475 | sys_cpu = 0; |
| 476 | } |
| 477 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 478 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
| 479 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); |
Jens Axboe | 71619dc | 2007-01-13 23:56:33 +0100 | [diff] [blame] | 480 | |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 481 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 482 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
| 483 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], |
| 484 | io_u_dist[1], io_u_dist[2], |
| 485 | io_u_dist[3], io_u_dist[4], |
| 486 | io_u_dist[5], io_u_dist[6]); |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 487 | |
| 488 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); |
| 489 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," |
| 490 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], |
| 491 | io_u_dist[1], io_u_dist[2], |
| 492 | io_u_dist[3], io_u_dist[4], |
| 493 | io_u_dist[5], io_u_dist[6]); |
| 494 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); |
| 495 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," |
| 496 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], |
| 497 | io_u_dist[1], io_u_dist[2], |
| 498 | io_u_dist[3], io_u_dist[4], |
| 499 | io_u_dist[5], io_u_dist[6]); |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 500 | log_info(" issued r/w/d: total=%lu/%lu/%lu, short=%lu/%lu/%lu\n", |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 501 | ts->total_io_u[0], ts->total_io_u[1], |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 502 | ts->total_io_u[2], |
| 503 | ts->short_io_u[0], ts->short_io_u[1], |
| 504 | ts->short_io_u[2]); |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 505 | stat_calc_lat_u(ts, io_u_lat_u); |
| 506 | stat_calc_lat_m(ts, io_u_lat_m); |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 507 | show_latencies(io_u_lat_u, io_u_lat_m); |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 508 | if (ts->continue_on_error) { |
Jens Axboe | 1ec99ee | 2009-06-15 12:37:30 +0200 | [diff] [blame] | 509 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
| 510 | ts->total_err_count, |
| 511 | ts->first_error, |
| 512 | strerror(ts->first_error)); |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 513 | } |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 514 | } |
| 515 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 516 | static void show_ddir_status_terse(struct thread_stat *ts, |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 517 | struct group_run_stats *rs, int ddir) |
| 518 | { |
| 519 | unsigned long min, max; |
| 520 | unsigned long long bw; |
| 521 | double mean, dev; |
| 522 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 523 | assert(ddir_rw(ddir)); |
| 524 | |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 525 | bw = 0; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 526 | if (ts->runtime[ddir]) |
| 527 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 528 | |
Signed-off-by Steven Pratt | cda99fa | 2010-12-14 08:31:36 +0100 | [diff] [blame] | 529 | log_info(";%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 530 | ts->runtime[ddir]); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 531 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 532 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 533 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 534 | else |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 535 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 536 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 537 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 538 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 539 | else |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 540 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 541 | |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 542 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) |
| 543 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
| 544 | else |
| 545 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
| 546 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 547 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 548 | double p_of_agg; |
| 549 | |
| 550 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 551 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 552 | } else |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 553 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 554 | } |
| 555 | |
Jens Axboe | 525c2bf | 2010-06-30 15:22:21 +0200 | [diff] [blame] | 556 | #define FIO_TERSE_VERSION "2" |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 557 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 558 | static void show_thread_status_terse(struct thread_stat *ts, |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 559 | struct group_run_stats *rs) |
| 560 | { |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 561 | double io_u_dist[FIO_IO_U_MAP_NR]; |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 562 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
| 563 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 564 | double usr_cpu, sys_cpu; |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 565 | int i; |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 566 | |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 567 | /* General Info */ |
Jens Axboe | 525c2bf | 2010-06-30 15:22:21 +0200 | [diff] [blame] | 568 | log_info("%s;%s;%d;%d", FIO_TERSE_VERSION, ts->name, ts->groupid, |
| 569 | ts->error); |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 570 | /* Log Read Status */ |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 571 | show_ddir_status_terse(ts, rs, 0); |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 572 | /* Log Write Status */ |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 573 | show_ddir_status_terse(ts, rs, 1); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 574 | |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 575 | /* CPU Usage */ |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 576 | if (ts->total_run_time) { |
| 577 | double runt = (double) ts->total_run_time; |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 578 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 579 | usr_cpu = (double) ts->usr_time * 100 / runt; |
| 580 | sys_cpu = (double) ts->sys_time * 100 / runt; |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 581 | } else { |
| 582 | usr_cpu = 0; |
| 583 | sys_cpu = 0; |
| 584 | } |
| 585 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 586 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
| 587 | ts->minf); |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 588 | |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 589 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 590 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 591 | stat_calc_lat_u(ts, io_u_lat_u); |
| 592 | stat_calc_lat_m(ts, io_u_lat_m); |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 593 | |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 594 | /* Only show fixed 7 I/O depth levels*/ |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 595 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
| 596 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], |
| 597 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 598 | |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 599 | /* Microsecond latency */ |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 600 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
| 601 | log_info(";%3.2f%%", io_u_lat_u[i]); |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 602 | /* Millisecond latency */ |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 603 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
| 604 | log_info(";%3.2f%%", io_u_lat_m[i]); |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 605 | /* Additional output if continue_on_error set - default off*/ |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 606 | if (ts->continue_on_error) |
| 607 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 608 | log_info("\n"); |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 609 | |
David Nellans | 562c2d2 | 2010-09-23 08:38:17 +0200 | [diff] [blame] | 610 | /* Additional output if description is set */ |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 611 | if (ts->description) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 612 | log_info(";%s", ts->description); |
Jens Axboe | 2270890 | 2007-03-06 17:05:32 +0100 | [diff] [blame] | 613 | |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 614 | log_info("\n"); |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 615 | } |
| 616 | |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 617 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 618 | { |
| 619 | double mean, S; |
| 620 | |
| 621 | dst->min_val = min(dst->min_val, src->min_val); |
| 622 | dst->max_val = max(dst->max_val, src->max_val); |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 623 | |
| 624 | /* |
Yu-ju Hong | cdcac5c | 2011-07-30 09:18:13 +0200 | [diff] [blame] | 625 | * Compute new mean and S after the merge |
| 626 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance |
| 627 | * #Parallel_algorithm> |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 628 | */ |
| 629 | if (nr == 1) { |
| 630 | mean = src->mean; |
| 631 | S = src->S; |
| 632 | } else { |
Yu-ju Hong | cdcac5c | 2011-07-30 09:18:13 +0200 | [diff] [blame] | 633 | double delta = src->mean - dst->mean; |
| 634 | |
| 635 | mean = ((src->mean * src->samples) + |
| 636 | (dst->mean * dst->samples)) / |
| 637 | (dst->samples + src->samples); |
| 638 | |
| 639 | S = src->S + dst->S + pow(delta, 2.0) * |
| 640 | (dst->samples * src->samples) / |
| 641 | (dst->samples + src->samples); |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 642 | } |
| 643 | |
Yu-ju Hong | cdcac5c | 2011-07-30 09:18:13 +0200 | [diff] [blame] | 644 | dst->samples += src->samples; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 645 | dst->mean = mean; |
| 646 | dst->S = S; |
| 647 | } |
| 648 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 649 | void show_run_stats(void) |
| 650 | { |
| 651 | struct group_run_stats *runstats, *rs; |
| 652 | struct thread_data *td; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 653 | struct thread_stat *threadstats, *ts; |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 654 | int i, j, k, l, nr_ts, last_ts, idx; |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 655 | int kb_base_warned = 0; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 656 | |
| 657 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); |
| 658 | |
| 659 | for (i = 0; i < groupid + 1; i++) { |
| 660 | rs = &runstats[i]; |
| 661 | |
| 662 | memset(rs, 0, sizeof(*rs)); |
| 663 | rs->min_bw[0] = rs->min_run[0] = ~0UL; |
| 664 | rs->min_bw[1] = rs->min_run[1] = ~0UL; |
| 665 | } |
| 666 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 667 | /* |
| 668 | * find out how many threads stats we need. if group reporting isn't |
| 669 | * enabled, it's one-per-td. |
| 670 | */ |
| 671 | nr_ts = 0; |
| 672 | last_ts = -1; |
Jens Axboe | 34572e2 | 2006-10-20 09:33:18 +0200 | [diff] [blame] | 673 | for_each_td(td, i) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 674 | if (!td->o.group_reporting) { |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 675 | nr_ts++; |
| 676 | continue; |
| 677 | } |
| 678 | if (last_ts == td->groupid) |
| 679 | continue; |
| 680 | |
| 681 | last_ts = td->groupid; |
| 682 | nr_ts++; |
| 683 | } |
| 684 | |
| 685 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); |
| 686 | |
| 687 | for (i = 0; i < nr_ts; i++) { |
| 688 | ts = &threadstats[i]; |
| 689 | |
| 690 | memset(ts, 0, sizeof(*ts)); |
Jens Axboe | de64df0 | 2007-03-08 19:09:49 +0100 | [diff] [blame] | 691 | for (j = 0; j <= DDIR_WRITE; j++) { |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 692 | ts->lat_stat[j].min_val = -1UL; |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 693 | ts->clat_stat[j].min_val = -1UL; |
| 694 | ts->slat_stat[j].min_val = -1UL; |
| 695 | ts->bw_stat[j].min_val = -1UL; |
| 696 | } |
Jens Axboe | 7abd0e3 | 2007-03-12 15:24:43 +0100 | [diff] [blame] | 697 | ts->groupid = -1; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 698 | } |
| 699 | |
| 700 | j = 0; |
| 701 | last_ts = -1; |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 702 | idx = 0; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 703 | for_each_td(td, i) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 704 | if (idx && (!td->o.group_reporting || |
| 705 | (td->o.group_reporting && last_ts != td->groupid))) { |
Jens Axboe | 7abd0e3 | 2007-03-12 15:24:43 +0100 | [diff] [blame] | 706 | idx = 0; |
| 707 | j++; |
| 708 | } |
| 709 | |
| 710 | last_ts = td->groupid; |
| 711 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 712 | ts = &threadstats[j]; |
| 713 | |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 714 | ts->clat_percentiles = td->o.clat_percentiles; |
| 715 | if (td->o.overwrite_plist) |
| 716 | ts->percentile_list = td->o.percentile_list; |
| 717 | else |
| 718 | ts->percentile_list = NULL; |
| 719 | |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 720 | idx++; |
Jens Axboe | 6586ee8 | 2007-03-06 19:46:09 +0100 | [diff] [blame] | 721 | ts->members++; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 722 | |
Jens Axboe | 7abd0e3 | 2007-03-12 15:24:43 +0100 | [diff] [blame] | 723 | if (ts->groupid == -1) { |
Jens Axboe | 2dc84ba | 2007-03-06 15:46:33 +0100 | [diff] [blame] | 724 | /* |
| 725 | * These are per-group shared already |
| 726 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 727 | ts->name = td->o.name; |
| 728 | ts->description = td->o.description; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 729 | ts->groupid = td->groupid; |
Jens Axboe | 2dc84ba | 2007-03-06 15:46:33 +0100 | [diff] [blame] | 730 | |
| 731 | /* |
| 732 | * first pid in group, not very useful... |
| 733 | */ |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 734 | ts->pid = td->pid; |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 735 | |
| 736 | ts->kb_base = td->o.kb_base; |
| 737 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { |
| 738 | log_info("fio: kb_base differs for jobs in group, using" |
| 739 | " %u as the base\n", ts->kb_base); |
| 740 | kb_base_warned = 1; |
Jens Axboe | 2dc84ba | 2007-03-06 15:46:33 +0100 | [diff] [blame] | 741 | } |
| 742 | |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 743 | ts->continue_on_error = td->o.continue_on_error; |
| 744 | ts->total_err_count += td->total_err_count; |
| 745 | ts->first_error = td->first_error; |
| 746 | if (!ts->error) { |
| 747 | if (!td->error && td->o.continue_on_error && |
| 748 | td->first_error) { |
| 749 | ts->error = td->first_error; |
| 750 | ts->verror = td->verror; |
| 751 | } else if (td->error) { |
| 752 | ts->error = td->error; |
| 753 | ts->verror = td->verror; |
| 754 | } |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 755 | } |
| 756 | |
Jens Axboe | de64df0 | 2007-03-08 19:09:49 +0100 | [diff] [blame] | 757 | for (l = 0; l <= DDIR_WRITE; l++) { |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 758 | sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx); |
| 759 | sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx); |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 760 | sum_stat(&ts->lat_stat[l], &td->ts.lat_stat[l], idx); |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 761 | sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx); |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 762 | |
Jens Axboe | 197574e | 2007-03-08 15:35:11 +0100 | [diff] [blame] | 763 | ts->stat_io_bytes[l] += td->ts.stat_io_bytes[l]; |
| 764 | ts->io_bytes[l] += td->ts.io_bytes[l]; |
| 765 | |
| 766 | if (ts->runtime[l] < td->ts.runtime[l]) |
| 767 | ts->runtime[l] = td->ts.runtime[l]; |
| 768 | } |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 769 | |
| 770 | ts->usr_time += td->ts.usr_time; |
| 771 | ts->sys_time += td->ts.sys_time; |
| 772 | ts->ctx += td->ts.ctx; |
Jens Axboe | e7823a9 | 2007-09-07 20:33:33 +0200 | [diff] [blame] | 773 | ts->majf += td->ts.majf; |
| 774 | ts->minf += td->ts.minf; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 775 | |
| 776 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
| 777 | ts->io_u_map[k] += td->ts.io_u_map[k]; |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 778 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
| 779 | ts->io_u_submit[k] += td->ts.io_u_submit[k]; |
| 780 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
| 781 | ts->io_u_complete[k] += td->ts.io_u_complete[k]; |
Jens Axboe | 04a0fea | 2007-06-19 12:48:41 +0200 | [diff] [blame] | 782 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) |
| 783 | ts->io_u_lat_u[k] += td->ts.io_u_lat_u[k]; |
| 784 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) |
| 785 | ts->io_u_lat_m[k] += td->ts.io_u_lat_m[k]; |
| 786 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 787 | |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 788 | for (k = 0; k <= 2; k++) { |
Jens Axboe | b360506 | 2007-03-12 14:19:47 +0100 | [diff] [blame] | 789 | ts->total_io_u[k] += td->ts.total_io_u[k]; |
Jens Axboe | 30061b9 | 2007-04-17 13:31:34 +0200 | [diff] [blame] | 790 | ts->short_io_u[k] += td->ts.short_io_u[k]; |
Eric Gouriou | 0a7d7f9 | 2011-08-16 08:35:43 +0200 | [diff] [blame] | 791 | } |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 792 | |
Eric Gouriou | 0a7d7f9 | 2011-08-16 08:35:43 +0200 | [diff] [blame] | 793 | for (k = 0; k <= DDIR_WRITE; k++) { |
| 794 | int m; |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 795 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) |
| 796 | ts->io_u_plat[k][m] += td->ts.io_u_plat[k][m]; |
Jens Axboe | 30061b9 | 2007-04-17 13:31:34 +0200 | [diff] [blame] | 797 | } |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 798 | |
| 799 | ts->total_run_time += td->ts.total_run_time; |
Jens Axboe | 838bc70 | 2008-05-22 13:08:23 +0200 | [diff] [blame] | 800 | ts->total_submit += td->ts.total_submit; |
| 801 | ts->total_complete += td->ts.total_complete; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 802 | } |
| 803 | |
| 804 | for (i = 0; i < nr_ts; i++) { |
Jens Axboe | 94370ac | 2007-03-08 15:28:10 +0100 | [diff] [blame] | 805 | unsigned long long bw; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 806 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 807 | ts = &threadstats[i]; |
| 808 | rs = &runstats[ts->groupid]; |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 809 | rs->kb_base = ts->kb_base; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 810 | |
Jens Axboe | de64df0 | 2007-03-08 19:09:49 +0100 | [diff] [blame] | 811 | for (j = 0; j <= DDIR_WRITE; j++) { |
Jens Axboe | 94370ac | 2007-03-08 15:28:10 +0100 | [diff] [blame] | 812 | if (!ts->runtime[j]) |
| 813 | continue; |
| 814 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) |
| 815 | rs->min_run[j] = ts->runtime[j]; |
| 816 | if (ts->runtime[j] > rs->max_run[j]) |
| 817 | rs->max_run[j] = ts->runtime[j]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 818 | |
Jens Axboe | 94370ac | 2007-03-08 15:28:10 +0100 | [diff] [blame] | 819 | bw = 0; |
Jens Axboe | 8879fd1 | 2009-04-20 10:06:02 +0200 | [diff] [blame] | 820 | if (ts->runtime[j]) { |
| 821 | unsigned long runt; |
| 822 | |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 823 | runt = ts->runtime[j]; |
Jens Axboe | 8879fd1 | 2009-04-20 10:06:02 +0200 | [diff] [blame] | 824 | bw = ts->io_bytes[j] / runt; |
| 825 | } |
Jens Axboe | 94370ac | 2007-03-08 15:28:10 +0100 | [diff] [blame] | 826 | if (bw < rs->min_bw[j]) |
| 827 | rs->min_bw[j] = bw; |
| 828 | if (bw > rs->max_bw[j]) |
| 829 | rs->max_bw[j] = bw; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 830 | |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 831 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
Jens Axboe | 94370ac | 2007-03-08 15:28:10 +0100 | [diff] [blame] | 832 | } |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 833 | } |
| 834 | |
| 835 | for (i = 0; i < groupid + 1; i++) { |
Jens Axboe | 8879fd1 | 2009-04-20 10:06:02 +0200 | [diff] [blame] | 836 | unsigned long max_run[2]; |
| 837 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 838 | rs = &runstats[i]; |
Jens Axboe | 90fef2d | 2009-07-17 22:33:32 +0200 | [diff] [blame] | 839 | max_run[0] = rs->max_run[0]; |
| 840 | max_run[1] = rs->max_run[1]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 841 | |
| 842 | if (rs->max_run[0]) |
Jens Axboe | 4cf1abc | 2010-06-25 14:33:37 +0200 | [diff] [blame] | 843 | rs->agg[0] = (rs->io_kb[0] * 1000) / max_run[0]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 844 | if (rs->max_run[1]) |
Jens Axboe | 4cf1abc | 2010-06-25 14:33:37 +0200 | [diff] [blame] | 845 | rs->agg[1] = (rs->io_kb[1] * 1000) / max_run[1]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 846 | } |
| 847 | |
| 848 | /* |
| 849 | * don't overwrite last signal output |
| 850 | */ |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 851 | if (!terse_output) |
Jens Axboe | 4ceb30d | 2010-02-24 09:19:14 +0100 | [diff] [blame] | 852 | log_info("\n"); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 853 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 854 | for (i = 0; i < nr_ts; i++) { |
| 855 | ts = &threadstats[i]; |
| 856 | rs = &runstats[ts->groupid]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 857 | |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 858 | if (terse_output) |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 859 | show_thread_status_terse(ts, rs); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 860 | else |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 861 | show_thread_status(ts, rs); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 862 | } |
| 863 | |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 864 | if (!terse_output) { |
| 865 | for (i = 0; i < groupid + 1; i++) |
| 866 | show_group_stats(&runstats[i], i); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 867 | |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 868 | show_disk_util(); |
| 869 | } |
Jens Axboe | eecf272 | 2006-10-20 14:00:36 +0200 | [diff] [blame] | 870 | |
| 871 | free(runstats); |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 872 | free(threadstats); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 873 | } |
| 874 | |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 875 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 876 | { |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 877 | double val = data; |
Jens Axboe | 6660cc6 | 2007-03-06 15:48:38 +0100 | [diff] [blame] | 878 | double delta; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 879 | |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 880 | if (data > is->max_val) |
| 881 | is->max_val = data; |
| 882 | if (data < is->min_val) |
| 883 | is->min_val = data; |
| 884 | |
| 885 | delta = val - is->mean; |
Jens Axboe | ef11d73 | 2007-03-29 15:36:29 +0200 | [diff] [blame] | 886 | if (delta) { |
| 887 | is->mean += delta / (is->samples + 1.0); |
| 888 | is->S += delta * (val - is->mean); |
| 889 | } |
Jens Axboe | 6870408 | 2007-01-10 19:56:37 +0100 | [diff] [blame] | 890 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 891 | is->samples++; |
| 892 | } |
| 893 | |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 894 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 895 | enum fio_ddir ddir, unsigned int bs, |
Jens Axboe | 2b13e71 | 2011-01-19 14:04:16 -0700 | [diff] [blame] | 896 | unsigned long t) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 897 | { |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 898 | const int nr_samples = iolog->nr_samples; |
| 899 | |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 900 | if (iolog->nr_samples == iolog->max_samples) { |
| 901 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; |
| 902 | |
| 903 | iolog->log = realloc(iolog->log, new_size); |
| 904 | iolog->max_samples <<= 1; |
| 905 | } |
| 906 | |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 907 | iolog->log[nr_samples].val = val; |
Jens Axboe | 2b13e71 | 2011-01-19 14:04:16 -0700 | [diff] [blame] | 908 | iolog->log[nr_samples].time = t; |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 909 | iolog->log[nr_samples].ddir = ddir; |
| 910 | iolog->log[nr_samples].bs = bs; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 911 | iolog->nr_samples++; |
| 912 | } |
| 913 | |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 914 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 915 | unsigned long val, enum fio_ddir ddir, |
| 916 | unsigned int bs) |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 917 | { |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 918 | if (!ddir_rw(ddir)) |
| 919 | return; |
| 920 | |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 921 | __add_log_sample(iolog, val, ddir, bs, mtime_since_now(&td->epoch)); |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 922 | } |
| 923 | |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 924 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 925 | { |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 926 | struct io_log *iolog; |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 927 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 928 | if (!ddir_rw(ddir)) |
| 929 | return; |
| 930 | |
| 931 | iolog = agg_io_log[ddir]; |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 932 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
Jens Axboe | bb3884d | 2007-01-17 17:23:11 +1100 | [diff] [blame] | 933 | } |
| 934 | |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 935 | static void add_clat_percentile_sample(struct thread_stat *ts, |
| 936 | unsigned long usec, enum fio_ddir ddir) |
| 937 | { |
| 938 | unsigned int idx = plat_val_to_idx(usec); |
| 939 | assert(idx < FIO_IO_U_PLAT_NR); |
| 940 | |
| 941 | ts->io_u_plat[ddir][idx]++; |
| 942 | } |
| 943 | |
Jens Axboe | 1e97cce | 2006-12-05 11:44:16 +0100 | [diff] [blame] | 944 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 945 | unsigned long usec, unsigned int bs) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 946 | { |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 947 | struct thread_stat *ts = &td->ts; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 948 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 949 | if (!ddir_rw(ddir)) |
| 950 | return; |
| 951 | |
Jens Axboe | d85f511 | 2007-06-18 09:41:23 +0200 | [diff] [blame] | 952 | add_stat_sample(&ts->clat_stat[ddir], usec); |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 953 | |
| 954 | if (ts->clat_log) |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 955 | add_log_sample(td, ts->clat_log, usec, ddir, bs); |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 956 | |
| 957 | if (ts->clat_percentiles) |
| 958 | add_clat_percentile_sample(ts, usec, ddir); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 959 | } |
| 960 | |
Jens Axboe | 1e97cce | 2006-12-05 11:44:16 +0100 | [diff] [blame] | 961 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 962 | unsigned long usec, unsigned int bs) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 963 | { |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 964 | struct thread_stat *ts = &td->ts; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 965 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 966 | if (!ddir_rw(ddir)) |
| 967 | return; |
| 968 | |
Jens Axboe | d85f511 | 2007-06-18 09:41:23 +0200 | [diff] [blame] | 969 | add_stat_sample(&ts->slat_stat[ddir], usec); |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 970 | |
| 971 | if (ts->slat_log) |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 972 | add_log_sample(td, ts->slat_log, usec, ddir, bs); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 973 | } |
| 974 | |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 975 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
| 976 | unsigned long usec, unsigned int bs) |
| 977 | { |
| 978 | struct thread_stat *ts = &td->ts; |
| 979 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 980 | if (!ddir_rw(ddir)) |
| 981 | return; |
| 982 | |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 983 | add_stat_sample(&ts->lat_stat[ddir], usec); |
| 984 | |
| 985 | if (ts->lat_log) |
| 986 | add_log_sample(td, ts->lat_log, usec, ddir, bs); |
| 987 | } |
| 988 | |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 989 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
Jens Axboe | 1e97cce | 2006-12-05 11:44:16 +0100 | [diff] [blame] | 990 | struct timeval *t) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 991 | { |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 992 | struct thread_stat *ts = &td->ts; |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 993 | unsigned long spent, rate; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 994 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 995 | if (!ddir_rw(ddir)) |
| 996 | return; |
| 997 | |
| 998 | spent = mtime_since(&ts->stat_sample_time[ddir], t); |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 999 | if (spent < td->o.bw_avg_time) |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 1000 | return; |
| 1001 | |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1002 | rate = (td->this_io_bytes[ddir] - ts->stat_io_bytes[ddir]) * |
| 1003 | 1000 / spent / 1024; |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 1004 | add_stat_sample(&ts->bw_stat[ddir], rate); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 1005 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 1006 | if (ts->bw_log) |
Jens Axboe | 306ddc9 | 2009-05-18 13:08:12 +0200 | [diff] [blame] | 1007 | add_log_sample(td, ts->bw_log, rate, ddir, bs); |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 1008 | |
Jens Axboe | 079ad09 | 2007-02-20 13:58:20 +0100 | [diff] [blame] | 1009 | fio_gettime(&ts->stat_sample_time[ddir], NULL); |
| 1010 | ts->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 1011 | } |