btt/output.c

   1 /*
   2  * blktrace output analysis: generate a timeline & gather statistics
   3  *
   4  * Copyright (C) 2006 Alan D. Brunelle <Alan.Brunelle@hp.com>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21 #include <stdio.h>
  22 #include "globals.h"
  23
  24 typedef struct avg_info *ai_dip_t;
  25 ai_dip_t dip_q2q_dm_avg(struct d_info *dip) { return &dip->avgs.q2q_dm; }
  26 ai_dip_t dip_q2a_dm_avg(struct d_info *dip) { return &dip->avgs.q2a_dm; }
  27 ai_dip_t dip_q2c_dm_avg(struct d_info *dip) { return &dip->avgs.q2c_dm; }
  28
  29 ai_dip_t dip_q2q_avg(struct d_info *dip) { return &dip->avgs.q2q; }
  30 ai_dip_t dip_q2c_avg(struct d_info *dip) { return &dip->avgs.q2c; }
  31 ai_dip_t dip_q2a_avg(struct d_info *dip) { return &dip->avgs.q2a; }
  32 ai_dip_t dip_q2g_avg(struct d_info *dip) { return &dip->avgs.q2g; }
  33 ai_dip_t dip_s2g_avg(struct d_info *dip) { return &dip->avgs.s2g; }
  34 ai_dip_t dip_g2i_avg(struct d_info *dip) { return &dip->avgs.g2i; }
  35 ai_dip_t dip_q2m_avg(struct d_info *dip) { return &dip->avgs.q2m; }
  36 ai_dip_t dip_i2d_avg(struct d_info *dip) { return &dip->avgs.i2d; }
  37 ai_dip_t dip_d2c_avg(struct d_info *dip) { return &dip->avgs.d2c; }
  38
  39 typedef struct avg_info *ai_pip_t;
  40 ai_pip_t pip_q2q_dm_avg(struct p_info *pip) { return &pip->avgs.q2q_dm; }
  41 ai_pip_t pip_q2a_dm_avg(struct p_info *pip) { return &pip->avgs.q2a_dm; }
  42 ai_pip_t pip_q2c_dm_avg(struct p_info *pip) { return &pip->avgs.q2c_dm; }
  43
  44 ai_pip_t pip_q2q_avg(struct p_info *pip) { return &pip->avgs.q2q; }
  45 ai_pip_t pip_q2c_avg(struct p_info *pip) { return &pip->avgs.q2c; }
  46 ai_pip_t pip_q2a_avg(struct p_info *pip) { return &pip->avgs.q2a; }
  47 ai_pip_t pip_q2g_avg(struct p_info *pip) { return &pip->avgs.q2g; }
  48 ai_pip_t pip_s2g_avg(struct p_info *pip) { return &pip->avgs.s2g; }
  49 ai_pip_t pip_g2i_avg(struct p_info *pip) { return &pip->avgs.g2i; }
  50 ai_pip_t pip_q2m_avg(struct p_info *pip) { return &pip->avgs.q2m; }
  51 ai_pip_t pip_i2d_avg(struct p_info *pip) { return &pip->avgs.i2d; }
  52 ai_pip_t pip_d2c_avg(struct p_info *pip) { return &pip->avgs.d2c; }
  53
  54 void output_section_hdr(FILE *ofp, char *hdr)
  55 {
  56         fprintf(ofp, "==================== ");
  57         fprintf(ofp, "%s", hdr);
  58         fprintf(ofp, " ====================\n\n");
  59 }
  60
  61 void output_hdr(FILE *ofp, char *hdr)
  62 {
  63         fprintf(ofp, "%15s %13s %13s %13s %11s\n",
  64                 hdr, "MIN", "AVG", "MAX", "N" );
  65         fprintf(ofp, "--------------- ------------- ------------- ------------- -----------\n");
  66 }
  67
  68 void __output_avg(FILE *ofp, char *hdr, struct avg_info *ap, int do_easy)
  69 {
  70         if (ap->n > 0) {
  71                 ap->avg = BIT_TIME(ap->total) / (double)ap->n;
  72                 fprintf(ofp, "%-15s %13.9f %13.9f %13.9f %11d\n", hdr,
  73                         BIT_TIME(ap->min), ap->avg, BIT_TIME(ap->max), ap->n);
  74
  75                 if (do_easy && easy_parse_avgs) {
  76                         fprintf(xavgs_ofp,
  77                                 "%s %.9lf %.9lf %.9lf %d\n",
  78                                 hdr, BIT_TIME(ap->min), ap->avg,
  79                                                 BIT_TIME(ap->max), ap->n);
  80                 }
  81         }
  82 }
  83
  84 static inline char *avg2string(struct avg_info *ap, char *string)
  85 {
  86         if (ap->n > 0)
  87                 sprintf(string, "%13.9f", ap->avg);
  88         else
  89                 sprintf(string, " ");
  90         return string;
  91 }
  92
  93 struct __oda {
  94         FILE *ofp;
  95         ai_dip_t (*func)(struct d_info *);
  96 };
  97 void __output_dip_avg(struct d_info *dip, void *arg)
  98 {
  99         struct __oda *odap = arg;
 100         ai_dip_t ap = odap->func(dip);
 101         if (ap->n > 0) {
 102                 char dev_info[15];
 103                 ap->avg = BIT_TIME(ap->total) / (double)ap->n;
 104                 __output_avg(odap->ofp, make_dev_hdr(dev_info, 15, dip, 1),
 105                                 ap, 0);
 106         }
 107 }
 108
 109 void output_dip_avg(FILE *ofp, char *hdr, ai_dip_t (*func)(struct d_info *))
 110 {
 111         struct __oda oda = { .ofp = ofp, .func = func};
 112         output_hdr(ofp, hdr);
 113         dip_foreach_out(__output_dip_avg, &oda);
 114         fprintf(ofp, "\n");
 115 }
 116
 117 struct __q2d {
 118         FILE *ofp;
 119         void *q2d_all;
 120         int n;
 121 };
 122 void __output_q2d_histo(struct d_info *dip, void *arg)
 123 {
 124         struct __q2d *q2dp = arg;
 125
 126         if (q2d_ok(dip->q2d_priv)) {
 127                 char dev_info[15];
 128                 FILE *ofp = q2dp->ofp;
 129
 130                 fprintf(q2dp->ofp, "%10s | ",
 131                                         make_dev_hdr(dev_info, 15, dip, 1));
 132                 q2d_display(ofp, dip->q2d_priv);
 133                 q2d_acc(q2dp->q2d_all, dip->q2d_priv);
 134                 q2dp->n++;
 135         }
 136 }
 137
 138 void output_q2d_histo(FILE *ofp)
 139 {
 140         struct __q2d __q2d = {
 141                 .ofp = ofp,
 142                 .q2d_all = q2d_alloc(),
 143                 .n = 0
 144         };
 145
 146         fprintf(ofp, "%10s | ", "DEV");
 147         q2d_display_header(ofp);
 148         fprintf(ofp, "--------- | ");
 149         q2d_display_dashes(ofp);
 150         dip_foreach_out(__output_q2d_histo, &__q2d);
 151
 152         if (__q2d.n) {
 153                 fprintf(ofp, "========== | ");
 154                 q2d_display_dashes(ofp);
 155                 fprintf(ofp, "%10s | ", "AVG");
 156                 q2d_display(ofp, __q2d.q2d_all);
 157                 fprintf(ofp, "\n");
 158         }
 159
 160         q2d_free(__q2d.q2d_all);
 161 }
 162
 163 int n_merges = 0;
 164 struct {
 165         unsigned long long nq, nd, blkmin, blkmax, total;
 166 } merge_data;
 167 void __output_dip_merge_ratio(struct d_info *dip, void *arg)
 168 {
 169         double blks_avg;
 170         char dev_info[15];
 171         double ratio, q2c_n, d2c_n;
 172
 173         if (dip->n_qs == 0 || dip->n_ds == 0)
 174                 return;
 175         else if (dip->n_qs < dip->n_ds)
 176                 dip->n_qs = dip->n_ds;
 177
 178         q2c_n = dip->n_qs;
 179         d2c_n = dip->n_ds;
 180         if (q2c_n > 0.0 && d2c_n > 0.0) {
 181                 if (q2c_n < d2c_n)
 182                         ratio = 1.0;
 183                 else
 184                         ratio = q2c_n / d2c_n;
 185                 blks_avg = (double)dip->avgs.blks.total / d2c_n;
 186                 fprintf((FILE *)arg,
 187                         "%10s | %8llu %8llu %7.1lf | %8llu %8llu %8llu %8llu\n",
 188                         make_dev_hdr(dev_info, 15, dip, 1),
 189                         (unsigned long long)dip->n_qs,
 190                         (unsigned long long)dip->n_ds,
 191                         ratio,
 192                         (unsigned long long)dip->avgs.blks.min,
 193                         (unsigned long long)blks_avg,
 194                         (unsigned long long)dip->avgs.blks.max,
 195                         (unsigned long long)dip->avgs.blks.total);
 196
 197                 if (easy_parse_avgs) {
 198                         fprintf(xavgs_ofp,
 199                                 "DMI %s %llu %llu %.9lf %llu %llu %llu %llu\n",
 200                                 make_dev_hdr(dev_info, 15, dip, 0),
 201                                 (unsigned long long)dip->n_qs,
 202                                 (unsigned long long)dip->n_ds,
 203                                 ratio,
 204                                 (unsigned long long)dip->avgs.blks.min,
 205                                 (unsigned long long)blks_avg,
 206                                 (unsigned long long)dip->avgs.blks.max,
 207                                 (unsigned long long)dip->avgs.blks.total);
 208                 }
 209
 210                 if (n_merges++ == 0) {
 211                         merge_data.blkmin = dip->avgs.blks.min;
 212                         merge_data.blkmax = dip->avgs.blks.max;
 213                 }
 214
 215                 merge_data.nq += dip->n_qs;
 216                 merge_data.nd += dip->n_ds;
 217                 merge_data.total += dip->avgs.blks.total;
 218                 if (dip->avgs.blks.min < merge_data.blkmin)
 219                         merge_data.blkmin = dip->avgs.blks.min;
 220                 if (dip->avgs.blks.max > merge_data.blkmax)
 221                         merge_data.blkmax = dip->avgs.blks.max;
 222         }
 223 }
 224
 225 void output_dip_merge_ratio(FILE *ofp)
 226 {
 227         fprintf(ofp, "%10s | %8s %8s %7s | %8s %8s %8s %8s\n", "DEV", "#Q", "#D", "Ratio", "BLKmin", "BLKavg", "BLKmax", "Total");
 228         fprintf(ofp, "---------- | -------- -------- ------- | -------- -------- -------- --------\n");
 229         dip_foreach_out(__output_dip_merge_ratio, ofp);
 230         if (n_merges > 1) {
 231                 fprintf(ofp, "---------- | -------- -------- ------- | -------- -------- -------- --------\n");
 232                 fprintf(ofp, "%10s | %8s %8s %7s | %8s %8s %8s %8s\n", "DEV", "#Q", "#D", "Ratio", "BLKmin", "BLKavg", "BLKmax", "Total");
 233                 fprintf((FILE *)ofp,
 234                         "%10s | %8llu %8llu %7.1lf | %8llu %8llu %8llu %8llu\n",
 235                         "TOTAL", merge_data.nq, merge_data.nd,
 236                         (float)merge_data.nq / (float)merge_data.nd,
 237                         merge_data.blkmin,
 238                         merge_data.total / merge_data.nd,
 239                         merge_data.blkmax, merge_data.total);
 240         }
 241         fprintf(ofp, "\n");
 242 }
 243
 244 struct __ohead_data {
 245         __u64 total;
 246         int n;
 247 };
 248
 249 struct ohead_data {
 250         FILE *ofp;
 251         struct __ohead_data q2g, g2i, q2m, i2d, d2c, q2c;
 252 };
 253
 254 #define __update_odp(odp, dip, fld)                                     \
 255         do {                                                            \
 256                 (odp)-> fld .total += dip->avgs. fld . total;           \
 257                 (odp)-> fld .n     += dip->avgs. fld . n;               \
 258         } while (0)
 259
 260 void __output_dip_prep_ohead(struct d_info *dip, void *arg)
 261 {
 262         if (dip->avgs.q2c.n > 0 && dip->avgs.q2c.total > 0) {
 263                 char dev_info[15];
 264                 struct ohead_data *odp = arg;
 265                 double q2c_total = (double)(dip->avgs.q2c.total);
 266
 267                 fprintf(odp->ofp,
 268                         "%10s | %8.4lf%% %8.4lf%% %8.4lf%% %8.4lf%% %8.4lf%%\n",
 269                         make_dev_hdr(dev_info, 15, dip, 1),
 270                         100.0 * (double)(dip->avgs.q2g.total) / q2c_total,
 271                         100.0 * (double)(dip->avgs.g2i.total) / q2c_total,
 272                         100.0 * (double)(dip->avgs.q2m.total) / q2c_total,
 273                         100.0 * (double)(dip->avgs.i2d.total) / q2c_total,
 274                         100.0 * (double)(dip->avgs.d2c.total) / q2c_total);
 275
 276                 __update_odp(odp, dip, q2g);
 277                 __update_odp(odp, dip, g2i);
 278                 __update_odp(odp, dip, q2m);
 279                 __update_odp(odp, dip, i2d);
 280                 __update_odp(odp, dip, d2c);
 281                 __update_odp(odp, dip, q2c);
 282         }
 283 }
 284
 285 #define OD_AVG(od, fld, q2c)                                            \
 286         (od. fld .n == 0) ? (double)0.0 :                               \
 287                 (100.0 * ((double)((od). fld . total) / q2c))
 288
 289 void output_dip_prep_ohead(FILE *ofp)
 290 {
 291         double q2c;
 292         struct ohead_data od;
 293
 294         memset(&od, 0, sizeof(od));
 295         od.ofp = ofp;
 296
 297         fprintf(ofp, "%10s | %9s %9s %9s %9s %9s\n",
 298                                 "DEV", "Q2G", "G2I", "Q2M", "I2D", "D2C");
 299         fprintf(ofp, "---------- | --------- --------- --------- --------- ---------\n");
 300         dip_foreach_out(__output_dip_prep_ohead, &od);
 301
 302         if (od.q2g.n == 0 && od.g2i.n == 0 && od.q2m.n == 0 &&
 303                                                 od.i2d.n == 0 && od.d2c.n == 0)
 304                 goto out;
 305
 306         q2c = od.q2c.total;
 307         fprintf(ofp, "---------- | --------- --------- --------- --------- ---------\n");
 308         fprintf(ofp, "%10s | %8.4lf%% %8.4lf%% %8.4lf%% %8.4lf%% %8.4lf%%\n", "Overall",
 309                         OD_AVG(od, q2g, q2c), OD_AVG(od, g2i, q2c),
 310                         OD_AVG(od, q2m, q2c), OD_AVG(od, i2d, q2c),
 311                         OD_AVG(od, d2c, q2c));
 312
 313 out:
 314         fprintf(ofp, "\n");
 315 }
 316
 317 struct seek_mode_info {
 318         struct seek_mode_info *next;
 319         long long mode;
 320         int nseeks;
 321 };
 322 struct o_seek_info {
 323         long long nseeks, median;
 324         double mean;
 325         struct seek_mode_info *head;
 326 } seek_info;
 327 int n_seeks;
 328
 329 void output_seek_mode_info(FILE *ofp, struct o_seek_info *sip)
 330 {
 331         struct seek_mode_info *p, *this, *new_list = NULL;
 332
 333         while ((this = sip->head) != NULL) {
 334                 sip->head = this->next;
 335                 this->next = NULL;
 336
 337                 if (new_list == NULL || this->nseeks > new_list->nseeks)
 338                         new_list = this;
 339                 else if (this->nseeks == new_list->nseeks) {
 340                         for (p = new_list; p != NULL; p = p->next)
 341                                 if (p->mode == this->mode)
 342                                         break;
 343
 344                         if (p)
 345                                 this->nseeks += p->nseeks;
 346                         else
 347                                 this->next = new_list;
 348                         new_list = this;
 349                 }
 350         }
 351
 352         fprintf(ofp, "%10s | %15lld %15.1lf %15lld | %lld(%d)",
 353                 "Average", sip->nseeks, sip->mean / sip->nseeks,
 354                 sip->median / sip->nseeks, new_list->mode, new_list->nseeks);
 355
 356         if (new_list->next) {
 357                 int i = 0;
 358                 for (p = new_list->next; p != NULL; p = p->next)
 359                         i++;
 360                 fprintf(ofp, "\n%10s   %15s %15s %15s   ...(%d more)\n", "", "", "", "", i);
 361         }
 362 }
 363
 364 void add_seek_mode_info(struct o_seek_info *sip, struct mode *mp)
 365 {
 366         int i;
 367         long long *lp = mp->modes;
 368         struct seek_mode_info *smip;
 369
 370         n_seeks++;
 371         for (i = 0; i < mp->nmds; i++, lp++) {
 372                 for (smip = sip->head; smip; smip = smip->next) {
 373                         if (smip->mode == *lp) {
 374                                 smip->nseeks += mp->most_seeks;
 375                                 break;
 376                         }
 377                 }
 378                 if (!smip) {
 379                         struct seek_mode_info *new = malloc(sizeof(*new));
 380
 381                         new->next = sip->head;
 382                         sip->head = new;
 383                         new->mode = *lp;
 384                         new->nseeks = mp->most_seeks;
 385
 386                         add_buf(new);
 387                 }
 388         }
 389 }
 390
 391 static void do_output_dip_seek_info(struct d_info *dip, FILE *ofp, int is_q2q)
 392 {
 393         double mean;
 394         int i, nmodes;
 395         long long nseeks;
 396         char dev_info[15];
 397         long long median;
 398         struct mode m;
 399         void *handle = is_q2q ? dip->q2q_handle : dip->seek_handle;
 400
 401         nseeks = seeki_nseeks(handle);
 402         if (nseeks > 0) {
 403                 mean = seeki_mean(handle);
 404                 median = seeki_median(handle);
 405                 nmodes = seeki_mode(handle, &m);
 406
 407                 fprintf(ofp, "%10s | %15lld %15.1lf %15lld | %lld(%d)",
 408                         make_dev_hdr(dev_info, 15, dip, 1), nseeks, mean,
 409                         median, nmodes > 0 ? m.modes[0] : 0, m.most_seeks);
 410                 if (nmodes > 2)
 411                         fprintf(ofp, "\n%10s   %15s %15s %15s   ...(%d more)\n", "", "", "", "", nmodes-1);
 412                 else  {
 413                         for (i = 1; i < nmodes; i++)
 414                                 fprintf(ofp, " %lld", m.modes[i]);
 415                         fprintf(ofp, "\n");
 416                 }
 417
 418                 if (easy_parse_avgs) {
 419                         char *rec = is_q2q ? "QSK" : "DSK";
 420                         fprintf(xavgs_ofp,
 421                                 "%s %s %lld %.9lf %lld %lld %d",
 422                                 rec, make_dev_hdr(dev_info, 15, dip, 0),
 423                                 nseeks, mean, median,
 424                                 nmodes > 0 ? m.modes[0] : 0, m.most_seeks);
 425                                 for (i = 1; i < nmodes; i++)
 426                                         fprintf(xavgs_ofp, " %lld", m.modes[i]);
 427                                 fprintf(xavgs_ofp, "\n");
 428                 }
 429
 430                 seek_info.nseeks += nseeks;
 431                 seek_info.mean += (nseeks * mean);
 432                 seek_info.median += (nseeks * median);
 433                 add_seek_mode_info(&seek_info, &m);
 434                 free(m.modes);
 435         }
 436 }
 437
 438 void __output_dip_seek_info(struct d_info *dip, void *arg)
 439 {
 440         do_output_dip_seek_info(dip, (FILE *)arg, 0);
 441 }
 442
 443 void __output_dip_q2q_seek_info(struct d_info *dip, void *arg)
 444 {
 445         do_output_dip_seek_info(dip, (FILE *)arg, 1);
 446 }
 447
 448 void output_dip_seek_info(FILE *ofp)
 449 {
 450         n_seeks = 1;
 451         memset(&seek_info, 0, sizeof(seek_info));
 452
 453         fprintf(ofp, "%10s | %15s %15s %15s | %-15s\n", "DEV", "NSEEKS",
 454                         "MEAN", "MEDIAN", "MODE");
 455         fprintf(ofp, "---------- | --------------- --------------- --------------- | ---------------\n");
 456         dip_foreach_out(__output_dip_seek_info, ofp);
 457         if (n_seeks > 1) {
 458                 fprintf(ofp, "---------- | --------------- --------------- --------------- | ---------------\n");
 459                 fprintf(ofp, "%10s | %15s %15s %15s | %-15s\n",
 460                         "Overall", "NSEEKS", "MEAN", "MEDIAN", "MODE");
 461                 output_seek_mode_info(ofp, &seek_info);
 462                 fprintf(ofp, "\n");
 463         }
 464         fprintf(ofp, "\n");
 465 }
 466
 467 void output_dip_q2q_seek_info(FILE *ofp)
 468 {
 469         n_seeks = 1;
 470         memset(&seek_info, 0, sizeof(seek_info));
 471
 472         fprintf(ofp, "%10s | %15s %15s %15s | %-15s\n", "DEV", "NSEEKS",
 473                         "MEAN", "MEDIAN", "MODE");
 474         fprintf(ofp, "---------- | --------------- --------------- --------------- | ---------------\n");
 475         dip_foreach_out(__output_dip_q2q_seek_info, ofp);
 476         if (n_seeks > 1) {
 477                 fprintf(ofp, "---------- | --------------- --------------- --------------- | ---------------\n");
 478                 fprintf(ofp, "%10s | %15s %15s %15s | %-15s\n",
 479                         "Overall", "NSEEKS", "MEAN", "MEDIAN", "MODE");
 480                 output_seek_mode_info(ofp, &seek_info);
 481                 fprintf(ofp, "\n");
 482         }
 483         fprintf(ofp, "\n");
 484 }
 485
 486 struct __opa {
 487         FILE *ofp;
 488         ai_pip_t (*func)(struct p_info *);
 489 };
 490
 491 void __output_pip_avg(struct p_info *pip, void *arg)
 492 {
 493         struct __opa *opap = arg;
 494         ai_pip_t ap = opap->func(pip);
 495
 496         if (ap->n > 0) {
 497                 char proc_name[15];
 498                 snprintf(proc_name, 15, "%s", pip->name);
 499
 500                 ap->avg = BIT_TIME(ap->total) / (double)ap->n;
 501                 __output_avg(opap->ofp, proc_name, ap, 0);
 502         }
 503 }
 504
 505 void output_pip_avg(FILE *ofp, char *hdr, ai_pip_t (*func)(struct p_info *))
 506 {
 507         struct __opa opa = { .ofp = ofp, .func = func };
 508
 509         output_hdr(ofp, hdr);
 510         pip_foreach_out(__output_pip_avg, &opa);
 511         fprintf(ofp, "\n");
 512 }
 513
 514 int n_plugs;
 515 struct plug_info {
 516         long n_plugs, n_timer_unplugs;
 517         double t_percent;
 518 } plug_info;
 519
 520 void __dip_output_plug(struct d_info *dip, void *arg)
 521 {
 522         char dev_info[15];
 523         FILE *ofp = arg;
 524         double delta, pct;
 525
 526         if (dip->nplugs > 0) {
 527                 if (dip->is_plugged) dip_unplug(dip->device, dip->end_time, 0);
 528                 delta = dip->end_time - dip->start_time;
 529                 pct = 100.0 * ((dip->plugged_time / delta) / delta);
 530
 531                 fprintf(ofp, "%10s | %10d(%10d) | %13.9lf%%\n",
 532                         make_dev_hdr(dev_info, 15, dip, 1),
 533                         dip->nplugs, dip->n_timer_unplugs, pct);
 534
 535                 if (easy_parse_avgs) {
 536                         fprintf(xavgs_ofp,
 537                                 "PLG %s %d %d %.9lf\n",
 538                                 make_dev_hdr(dev_info, 15, dip, 0),
 539                                 dip->nplugs, dip->n_timer_unplugs, pct);
 540                 }
 541
 542                 n_plugs++;
 543                 plug_info.n_plugs += dip->nplugs;
 544                 plug_info.n_timer_unplugs += dip->n_timer_unplugs;
 545                 plug_info.t_percent += pct;
 546         }
 547 }
 548
 549 void __dip_output_plug_all(FILE *ofp, struct plug_info *p)
 550 {
 551         fprintf(ofp, "---------- | ---------- ----------  | ----------------\n");
 552         fprintf(ofp, "%10s | %10s %10s  | %s\n",
 553                 "Overall", "# Plugs", "# Timer Us", "% Time Q Plugged");
 554         fprintf(ofp, "%10s | %10ld(%10ld) | %13.9lf%%\n", "Average",
 555                 p->n_plugs / n_plugs, p->n_timer_unplugs / n_plugs,
 556                 p->t_percent / n_plugs);
 557
 558 }
 559
 560 __u64 n_nios_uplugs, n_nios_uplugs_t;
 561 struct nios_plug_info {
 562         __u64 tot_nios_up, tot_nios_up_t;
 563 } nios_plug_info;
 564
 565 void __dip_output_plug_nios(struct d_info *dip, void *arg)
 566 {
 567         char dev_info[15];
 568         FILE *ofp = arg;
 569         double a_nios_uplug = 0.0, a_nios_uplug_t = 0.0;
 570
 571         if (dip->nios_up && dip->nplugs) {
 572                 a_nios_uplug = (double)dip->nios_up / (double)dip->nplugs;
 573                 n_nios_uplugs += dip->nplugs;
 574                 nios_plug_info.tot_nios_up += dip->nios_up;
 575         }
 576         if (dip->nios_upt && dip->nplugs_t) {
 577                 a_nios_uplug_t = (double)dip->nios_upt / (double)dip->nplugs_t;
 578                 n_nios_uplugs_t += dip->nplugs_t;
 579                 nios_plug_info.tot_nios_up_t += dip->nios_upt;
 580         }
 581
 582         fprintf(ofp, "%10s | %10.1lf   %10.1lf\n",
 583                 make_dev_hdr(dev_info, 15, dip, 1),
 584                 a_nios_uplug, a_nios_uplug_t);
 585
 586         if (easy_parse_avgs) {
 587                 fprintf(xavgs_ofp,
 588                         "UPG %s %.9lf %.9lf\n",
 589                         make_dev_hdr(dev_info, 15, dip, 0),
 590                         a_nios_uplug, a_nios_uplug_t);
 591         }
 592 }
 593
 594 void __dip_output_uplug_all(FILE *ofp, struct nios_plug_info *p)
 595 {
 596         double ios_unp = 0.0, ios_unp_to = 0.0;
 597
 598         if (n_nios_uplugs)
 599                 ios_unp = (double)p->tot_nios_up / (double)n_nios_uplugs;
 600         if (n_nios_uplugs_t)
 601                 ios_unp_to = (double)p->tot_nios_up_t / (double)n_nios_uplugs_t;
 602
 603         fprintf(ofp, "---------- | ----------   ----------\n");
 604         fprintf(ofp, "%10s | %10s   %10s\n",
 605                 "Overall", "IOs/Unp", "IOs/Unp(to)");
 606         fprintf(ofp, "%10s | %10.1lf   %10.1lf\n",
 607                 "Average", ios_unp, ios_unp_to);
 608 }
 609
 610 void output_plug_info(FILE *ofp)
 611 {
 612         fprintf(ofp, "%10s | %10s %10s  | %s\n",
 613                 "DEV", "# Plugs", "# Timer Us", "% Time Q Plugged");
 614         fprintf(ofp, "---------- | ---------- ----------  | ----------------\n");
 615         dip_foreach_out(__dip_output_plug, ofp);
 616         if (n_plugs > 1)
 617                 __dip_output_plug_all(ofp, &plug_info);
 618         fprintf(ofp, "\n");
 619
 620         fprintf(ofp, "%10s | %10s   %10s\n",
 621                 "DEV", "IOs/Unp", "IOs/Unp(to)");
 622         fprintf(ofp, "---------- | ----------   ----------\n");
 623         dip_foreach_out(__dip_output_plug_nios, ofp);
 624         if (n_nios_uplugs || n_nios_uplugs_t)
 625                 __dip_output_uplug_all(ofp, &nios_plug_info);
 626         fprintf(ofp, "\n");
 627 }
 628
 629 int n_actQs;
 630 struct actQ_info {
 631         __u64 t_qs;
 632         __u64 t_act_qs;
 633 } actQ_info;
 634
 635 void __dip_output_actQ(struct d_info *dip, void *arg)
 636 {
 637         if (dip->n_qs > 0 && !remapper_dev(dip->device)) {
 638                 char dev_info[15];
 639                 double a_actQs = (double)dip->t_act_q / (double)dip->n_qs;
 640
 641                 fprintf((FILE *)arg, "%10s | %13.1lf\n",
 642                         make_dev_hdr(dev_info, 15, dip, 1), a_actQs);
 643
 644                 if (easy_parse_avgs) {
 645                         fprintf(xavgs_ofp,
 646                                 "ARQ %s %.9lf\n",
 647                                 make_dev_hdr(dev_info, 15, dip, 0), a_actQs);
 648                 }
 649
 650                 n_actQs++;
 651                 actQ_info.t_qs += dip->n_qs;
 652                 actQ_info.t_act_qs += dip->t_act_q;
 653         }
 654 }
 655
 656 void __dip_output_actQ_all(FILE *ofp, struct actQ_info *p)
 657 {
 658         fprintf(ofp, "---------- | -------------\n");
 659         fprintf(ofp, "%10s | %13s\n", "Overall", "Avgs Reqs @ Q");
 660         fprintf(ofp, "%10s | %13.1lf\n", "Average",
 661                 (double)p->t_act_qs / (double)p->t_qs);
 662 }
 663
 664 void output_actQ_info(FILE *ofp)
 665 {
 666         fprintf(ofp, "%10s | %13s\n", "DEV", "Avg Reqs @ Q");
 667         fprintf(ofp, "---------- | -------------\n");
 668         dip_foreach_out(__dip_output_actQ, ofp);
 669         if (n_actQs > 1)
 670                 __dip_output_actQ_all(ofp, &actQ_info);
 671         fprintf(ofp, "\n");
 672 }
 673
 674 void output_histos(void)
 675 {
 676         int i;
 677         FILE *ofp;
 678         char fname[256];
 679
 680         if (output_name == NULL) return;
 681
 682         sprintf(fname, "%s_qhist.dat", output_name);
 683         ofp = my_fopen(fname, "w");
 684         if (!ofp) {
 685                 perror(fname);
 686                 return;
 687         }
 688
 689         fprintf(ofp, "# BTT histogram data\n");
 690         fprintf(ofp, "# Q buckets\n");
 691         for (i = 0; i < (N_HIST_BKTS-1); i++)
 692                 fprintf(ofp, "%4d %lld\n", (i+1), (long long)q_histo[i]);
 693         fprintf(ofp, "\n# Q bucket for > %d\n%4d %lld\n", (int)N_HIST_BKTS-1,
 694                 N_HIST_BKTS-1, (long long)q_histo[N_HIST_BKTS-1]);
 695         fclose(ofp);
 696
 697         sprintf(fname, "%s_dhist.dat", output_name);
 698         ofp = my_fopen(fname, "w");
 699         if (!ofp) {
 700                 perror(fname);
 701                 return;
 702         }
 703         fprintf(ofp, "# D buckets\n");
 704         for (i = 0; i < (N_HIST_BKTS-1); i++)
 705                 fprintf(ofp, "%4d %lld\n", (i+1), (long long)d_histo[i]);
 706         fprintf(ofp, "\n# D bucket for > %d\n%4d %lld\n", (int)N_HIST_BKTS-1,
 707                 N_HIST_BKTS-1, (long long)d_histo[N_HIST_BKTS-1]);
 708         fclose(ofp);
 709 }
 710
 711 int output_avgs(FILE *ofp)
 712 {
 713         if (output_all_data) {
 714                 if (exes == NULL || *exes != '\0') {
 715                         output_section_hdr(ofp, "Per Process");
 716                         output_pip_avg(ofp, "Q2Qdm", pip_q2q_dm_avg);
 717                         output_pip_avg(ofp, "Q2Adm", pip_q2a_dm_avg);
 718                         output_pip_avg(ofp, "Q2Cdm", pip_q2c_dm_avg);
 719                         fprintf(ofp, "\n");
 720
 721                         output_pip_avg(ofp, "Q2Q", pip_q2q_avg);
 722                         output_pip_avg(ofp, "Q2A", pip_q2a_avg);
 723                         output_pip_avg(ofp, "Q2G", pip_q2g_avg);
 724                         output_pip_avg(ofp, "S2G", pip_s2g_avg);
 725                         output_pip_avg(ofp, "G2I", pip_g2i_avg);
 726                         output_pip_avg(ofp, "Q2M", pip_q2m_avg);
 727                         output_pip_avg(ofp, "I2D", pip_i2d_avg);
 728                         output_pip_avg(ofp, "D2C", pip_d2c_avg);
 729                         output_pip_avg(ofp, "Q2C", pip_q2c_avg);
 730                 }
 731
 732                 output_section_hdr(ofp, "Per Device");
 733                 output_dip_avg(ofp, "Q2Qdm", dip_q2q_dm_avg);
 734                 output_dip_avg(ofp, "Q2Adm", dip_q2a_dm_avg);
 735                 output_dip_avg(ofp, "Q2Cdm", dip_q2c_dm_avg);
 736                 fprintf(ofp, "\n");
 737
 738                 output_dip_avg(ofp, "Q2Q", dip_q2q_avg);
 739                 output_dip_avg(ofp, "Q2A", dip_q2a_avg);
 740                 output_dip_avg(ofp, "Q2G", dip_q2g_avg);
 741                 output_dip_avg(ofp, "S2G", dip_s2g_avg);
 742                 output_dip_avg(ofp, "G2I", dip_g2i_avg);
 743                 output_dip_avg(ofp, "Q2M", dip_q2m_avg);
 744                 output_dip_avg(ofp, "I2D", dip_i2d_avg);
 745                 output_dip_avg(ofp, "D2C", dip_d2c_avg);
 746                 output_dip_avg(ofp, "Q2C", dip_q2c_avg);
 747         }
 748
 749         output_section_hdr(ofp, "All Devices");
 750         output_hdr(ofp, "ALL");
 751         __output_avg(ofp, "Q2Qdm", &all_avgs.q2q_dm, 0);
 752         __output_avg(ofp, "Q2Adm", &all_avgs.q2a_dm, 0);
 753         __output_avg(ofp, "Q2Cdm", &all_avgs.q2c_dm, 0);
 754         fprintf(ofp, "\n");
 755
 756         __output_avg(ofp, "Q2Q", &all_avgs.q2q, 1);
 757         __output_avg(ofp, "Q2A", &all_avgs.q2a, 1);
 758         __output_avg(ofp, "Q2G", &all_avgs.q2g, 1);
 759         __output_avg(ofp, "S2G", &all_avgs.s2g, 1);
 760         __output_avg(ofp, "G2I", &all_avgs.g2i, 1);
 761         __output_avg(ofp, "Q2M", &all_avgs.q2m, 1);
 762         __output_avg(ofp, "I2D", &all_avgs.i2d, 1);
 763         __output_avg(ofp, "M2D", &all_avgs.m2d, 1);
 764         __output_avg(ofp, "D2C", &all_avgs.d2c, 1);
 765         __output_avg(ofp, "Q2C", &all_avgs.q2c, 1);
 766         fprintf(ofp, "\n");
 767
 768         output_section_hdr(ofp, "Device Overhead");
 769         output_dip_prep_ohead(ofp);
 770
 771         output_section_hdr(ofp, "Device Merge Information");
 772         output_dip_merge_ratio(ofp);
 773
 774         output_section_hdr(ofp, "Device Q2Q Seek Information");
 775         output_dip_q2q_seek_info(ofp);
 776
 777         output_section_hdr(ofp, "Device D2D Seek Information");
 778         output_dip_seek_info(ofp);
 779
 780         output_section_hdr(ofp, "Plug Information");
 781         output_plug_info(ofp);
 782
 783         output_section_hdr(ofp, "Active Requests At Q Information");
 784         output_actQ_info(ofp);
 785
 786         output_histos();
 787
 788         if (output_all_data) {
 789                 output_section_hdr(ofp, "Q2D Histogram");
 790                 output_q2d_histo(ofp);
 791         }
 792
 793         return 0;
 794 }
 795
 796 void __output_ranges(FILE *ofp, struct list_head *head_p, float base)
 797 {
 798         struct range_info *rip;
 799         struct list_head *p;
 800         float limit = base + 0.4;
 801
 802         __list_for_each(p, head_p) {
 803                 rip = list_entry(p, struct range_info, head);
 804                 fprintf(ofp, "%13.9lf %5.1f\n", BIT_TIME(rip->start), base);
 805                 fprintf(ofp, "%13.9lf %5.1f\n", BIT_TIME(rip->start), limit);
 806                 fprintf(ofp, "%13.9lf %5.1f\n", BIT_TIME(rip->end), limit);
 807                 fprintf(ofp, "%13.9lf %5.1f\n", BIT_TIME(rip->end), base);
 808         }
 809 }
 810
 811 int output_regions(FILE *ofp, char *header, struct region_info *reg,
 812                           float base)
 813 {
 814         if (list_len(&reg->qranges) == 0 && list_len(&reg->cranges) == 0)
 815                 return 0;
 816
 817         fprintf(ofp, "# %16s : q activity\n", header);
 818         __output_ranges(ofp, &reg->qranges, base);
 819         fprintf(ofp, "\n");
 820
 821         fprintf(ofp, "# %16s : c activity\n", header);
 822         __output_ranges(ofp, &reg->cranges, base + 0.5);
 823         fprintf(ofp, "\n");
 824
 825         return 1;
 826 }
 827
 828 struct __od {
 829         FILE *ofp;
 830         float base;
 831 };
 832 void __output_dev(struct d_info *dip, void *arg)
 833 {
 834         char header[128];
 835         struct __od *odp = arg;
 836
 837         sprintf(header, "%d,%d", MAJOR(dip->device), MINOR(dip->device));
 838         if (output_regions(odp->ofp, header, &dip->regions, odp->base))
 839                 odp->base += 1.0;
 840 }
 841
 842 float output_devs(FILE *ofp, float base)
 843 {
 844         struct __od od = { .ofp = ofp, .base = base };
 845
 846         fprintf(ofp, "# Per device\n" );
 847         dip_foreach_out(__output_dev, &od);
 848         return od.base;
 849 }
 850
 851 static inline int exe_match(char *exe, char *name)
 852 {
 853         return (exe == NULL) || (strstr(name, exe) != NULL);
 854 }
 855
 856 struct __op {
 857         FILE *ofp;
 858         float base;
 859 };
 860 void __output_procs(struct p_info *pip, void *arg)
 861 {
 862         struct __op *opp = arg;
 863         output_regions(opp->ofp, pip->name, &pip->regions, opp->base);
 864         opp->base += 1.0;
 865 }
 866
 867 float output_procs(FILE *ofp, float base)
 868 {
 869         struct __op op = { .ofp = ofp, .base = base };
 870
 871         fprintf(ofp, "# Per process\n" );
 872         pip_foreach_out(__output_procs, &op);
 873         return op.base;
 874 }
 875
 876 int output_ranges(FILE *ofp)
 877 {
 878         float base = 0.0;
 879
 880         fprintf(ofp, "# %s\n", "Total System");
 881         if (output_regions(ofp, "Total System", &all_regions, base))
 882                 base += 1.0;
 883
 884         if (n_devs > 1)
 885                 base = output_devs(ofp, base);
 886
 887         base = output_procs(ofp, base);
 888
 889         return 0;
 890 }