usr.bin/nfsstat/nfsstat.c

   1 /*
   2  * Copyright (c) 1983, 1989, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Rick Macklem at The University of Guelph.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 4. Neither the name of the University nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32 /*-
  33  * Copyright (c) 2004, 2008, 2009 Silicon Graphics International Corp.
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  * 1. Redistributions of source code must retain the above copyright
  40  *    notice, this list of conditions, and the following disclaimer,
  41  *    without modification.
  42  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  43  *    substantially similar to the "NO WARRANTY" disclaimer below
  44  *    ("Disclaimer") and any redistribution must be conditioned upon
  45  *    including a substantially similar Disclaimer requirement for further
  46  *    binary redistribution.
  47  *
  48  * NO WARRANTY
  49  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  50  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  51  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  52  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  53  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  54  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  55  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  56  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  57  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  58  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  59  * POSSIBILITY OF SUCH DAMAGES.
  60  */
  61
  62
  63 #ifndef lint
  64 static const char copyright[] =
  65 "@(#) Copyright (c) 1983, 1989, 1993\n\
  66         The Regents of the University of California.  All rights reserved.\n";
  67 #endif /* not lint */
  68
  69 #ifndef lint
  70 #if 0
  71 static char sccsid[] = "@(#)nfsstat.c   8.2 (Berkeley) 3/31/95";
  72 #endif
  73 static const char rcsid[] =
  74   "$FreeBSD$";
  75 #endif /* not lint */
  76
  77 #include <sys/param.h>
  78 #include <sys/module.h>
  79 #include <sys/mount.h>
  80 #include <sys/time.h>
  81 #include <sys/sysctl.h>
  82 #include <nfs/nfsproto.h>
  83 #include <nfsclient/nfs.h>
  84 #include <nfsserver/nfs.h>
  85 #include <nfs/nfssvc.h>
  86
  87 #include <fs/nfs/nfsport.h>
  88
  89 #include <signal.h>
  90 #include <fcntl.h>
  91 #include <ctype.h>
  92 #include <errno.h>
  93 #include <limits.h>
  94 #include <nlist.h>
  95 #include <unistd.h>
  96 #include <stdio.h>
  97 #include <stdint.h>
  98 #include <stdlib.h>
  99 #include <string.h>
 100 #include <paths.h>
 101 #include <devstat.h>
 102 #include <err.h>
 103
 104 static int widemode = 0;
 105 static int zflag = 0;
 106 static int printtitle = 1;
 107 static struct nfsstatsv1 ext_nfsstats;
 108 static int extra_output = 0;
 109
 110 static void intpr(int, int);
 111 static void printhdr(int, int, int);
 112 static void usage(void);
 113 static char *sperc1(int, int);
 114 static char *sperc2(int, int);
 115 static void exp_intpr(int, int);
 116 static void exp41_intpr(int, int);
 117 static void exp_sidewaysintpr(u_int, int, int, int);
 118 static void compute_new_stats(struct nfsstatsv1 *cur_stats,
 119     struct nfsstatsv1 *prev_stats, int curop, long double etime,
 120     long double *mbsec, long double *kb_per_transfer,
 121     long double *transfers_per_second, long double *ms_per_transfer,
 122     uint64_t *queue_len, long double *busy_pct);
 123
 124 #define DELTA(field)    (nfsstats.field - lastst.field)
 125
 126 #define STAT_TYPE_READ          0
 127 #define STAT_TYPE_WRITE         1
 128 #define STAT_TYPE_COMMIT        2
 129 #define NUM_STAT_TYPES          3
 130
 131 struct stattypes {
 132         int stat_type;
 133         int nfs_type;
 134 };
 135 static struct stattypes statstruct[] = {
 136         {STAT_TYPE_READ, NFSV4OP_READ},
 137         {STAT_TYPE_WRITE, NFSV4OP_WRITE},
 138         {STAT_TYPE_COMMIT, NFSV4OP_COMMIT}
 139 };
 140
 141 #define STAT_TYPE_TO_NFS(stat_type)     statstruct[stat_type].nfs_type
 142
 143 int
 144 main(int argc, char **argv)
 145 {
 146         u_int interval;
 147         int clientOnly = -1;
 148         int serverOnly = -1;
 149         int newStats = 0;
 150         int ch;
 151         char *memf, *nlistf;
 152         int mntlen, i;
 153         char buf[1024];
 154         struct statfs *mntbuf;
 155         struct nfscl_dumpmntopts dumpmntopts;
 156
 157         interval = 0;
 158         memf = nlistf = NULL;
 159         while ((ch = getopt(argc, argv, "cdEesWM:mN:w:z")) != -1)
 160                 switch(ch) {
 161                 case 'M':
 162                         memf = optarg;
 163                         break;
 164                 case 'm':
 165                         /* Display mount options for NFS mount points. */
 166                         mntlen = getmntinfo(&mntbuf, MNT_NOWAIT);
 167                         for (i = 0; i < mntlen; i++) {
 168                                 if (strcmp(mntbuf->f_fstypename, "nfs") == 0) {
 169                                         dumpmntopts.ndmnt_fname =
 170                                             mntbuf->f_mntonname;
 171                                         dumpmntopts.ndmnt_buf = buf;
 172                                         dumpmntopts.ndmnt_blen = sizeof(buf);
 173                                         if (nfssvc(NFSSVC_DUMPMNTOPTS,
 174                                             &dumpmntopts) >= 0)
 175                                                 printf("%s on %s\n%s\n",
 176                                                     mntbuf->f_mntfromname,
 177                                                     mntbuf->f_mntonname, buf);
 178                                         else if (errno == EPERM)
 179                                                 errx(1, "Only priviledged users"
 180                                                     " can use the -m option");
 181                                 }
 182                                 mntbuf++;
 183                         }
 184                         exit(0);
 185                 case 'N':
 186                         nlistf = optarg;
 187                         break;
 188                 case 'W':
 189                         widemode = 1;
 190                         break;
 191                 case 'w':
 192                         interval = atoi(optarg);
 193                         break;
 194                 case 'c':
 195                         clientOnly = 1;
 196                         if (serverOnly < 0)
 197                                 serverOnly = 0;
 198                         break;
 199                 case 'd':
 200                         newStats = 1;
 201                         if (interval == 0)
 202                                 interval = 1;
 203                         break;
 204                 case 's':
 205                         serverOnly = 1;
 206                         if (clientOnly < 0)
 207                                 clientOnly = 0;
 208                         break;
 209                 case 'z':
 210                         zflag = 1;
 211                         break;
 212                 case 'E':
 213                         if (extra_output != 0)
 214                                 errx(1, "-e and -E are mutually exclusive");
 215                         extra_output = 2;
 216                         break;
 217                 case 'e':
 218                         if (extra_output != 0)
 219                                 errx(1, "-e and -E are mutually exclusive");
 220                         extra_output = 1;
 221                         break;
 222                 case '?':
 223                 default:
 224                         usage();
 225                 }
 226         argc -= optind;
 227         argv += optind;
 228
 229 #define BACKWARD_COMPATIBILITY
 230 #ifdef  BACKWARD_COMPATIBILITY
 231         if (*argv) {
 232                 interval = atoi(*argv);
 233                 if (*++argv) {
 234                         nlistf = *argv;
 235                         if (*++argv)
 236                                 memf = *argv;
 237                 }
 238         }
 239 #endif
 240         if (modfind("nfscommon") < 0)
 241                 errx(1, "NFS client/server not loaded");
 242
 243         if (interval) {
 244                 exp_sidewaysintpr(interval, clientOnly, serverOnly,
 245                     newStats);
 246         } else {
 247                 if (extra_output == 2)
 248                         exp41_intpr(clientOnly, serverOnly);
 249                 else if (extra_output == 1)
 250                         exp_intpr(clientOnly, serverOnly);
 251                 else
 252                         intpr(clientOnly, serverOnly);
 253         }
 254         exit(0);
 255 }
 256
 257 /*
 258  * Print a description of the nfs stats.
 259  */
 260 static void
 261 intpr(int clientOnly, int serverOnly)
 262 {
 263         int nfssvc_flag;
 264
 265         nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
 266         if (zflag != 0) {
 267                 if (clientOnly != 0)
 268                         nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
 269                 if (serverOnly != 0)
 270                         nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
 271         }
 272         ext_nfsstats.vers = NFSSTATS_V1;
 273         if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
 274                 err(1, "Can't get stats");
 275         if (clientOnly) {
 276                 printf("Client Info:\n");
 277                 printf("Rpc Counts:\n");
 278                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
 279                         "Getattr", "Setattr", "Lookup", "Readlink", "Read",
 280                         "Write", "Create", "Remove");
 281                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 282                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
 283                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
 284                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
 285                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
 286                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
 287                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE],
 288                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
 289                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE]);
 290                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
 291                         "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
 292                         "Readdir", "RdirPlus", "Access");
 293                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 294                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
 295                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
 296                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
 297                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR],
 298                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
 299                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
 300                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
 301                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS]);
 302                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
 303                         "Mknod", "Fsstat", "Fsinfo", "PathConf", "Commit");
 304                 printf("%9ju %9ju %9ju %9ju %9ju\n",
 305                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
 306                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT],
 307                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
 308                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
 309                         (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT]);
 310                 printf("Rpc Info:\n");
 311                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
 312                         "TimedOut", "Invalid", "X Replies", "Retries",
 313                         "Requests");
 314                 printf("%9ju %9ju %9ju %9ju %9ju\n",
 315                         (uintmax_t)ext_nfsstats.rpctimeouts,
 316                         (uintmax_t)ext_nfsstats.rpcinvalid,
 317                         (uintmax_t)ext_nfsstats.rpcunexpected,
 318                         (uintmax_t)ext_nfsstats.rpcretries,
 319                         (uintmax_t)ext_nfsstats.rpcrequests);
 320                 printf("Cache Info:\n");
 321                 printf("%9.9s %9.9s %9.9s %9.9s",
 322                         "Attr Hits", "Misses", "Lkup Hits", "Misses");
 323                 printf(" %9.9s %9.9s %9.9s %9.9s\n",
 324                         "BioR Hits", "Misses", "BioW Hits", "Misses");
 325                 printf("%9ju %9ju %9ju %9ju",
 326                         (uintmax_t)ext_nfsstats.attrcache_hits,
 327                         (uintmax_t)ext_nfsstats.attrcache_misses,
 328                         (uintmax_t)ext_nfsstats.lookupcache_hits,
 329                         (uintmax_t)ext_nfsstats.lookupcache_misses);
 330                 printf(" %9ju %9ju %9ju %9ju\n",
 331                         (uintmax_t)(ext_nfsstats.biocache_reads -
 332                         ext_nfsstats.read_bios),
 333                         (uintmax_t)ext_nfsstats.read_bios,
 334                         (uintmax_t)(ext_nfsstats.biocache_writes -
 335                         ext_nfsstats.write_bios),
 336                         (uintmax_t)ext_nfsstats.write_bios);
 337                 printf("%9.9s %9.9s %9.9s %9.9s",
 338                         "BioRLHits", "Misses", "BioD Hits", "Misses");
 339                 printf(" %9.9s %9.9s %9.9s %9.9s\n", "DirE Hits", "Misses", "Accs Hits", "Misses");
 340                 printf("%9ju %9ju %9ju %9ju",
 341                         (uintmax_t)(ext_nfsstats.biocache_readlinks -
 342                         ext_nfsstats.readlink_bios),
 343                         (uintmax_t)ext_nfsstats.readlink_bios,
 344                         (uintmax_t)(ext_nfsstats.biocache_readdirs -
 345                         ext_nfsstats.readdir_bios),
 346                         (uintmax_t)ext_nfsstats.readdir_bios);
 347                 printf(" %9ju %9ju %9ju %9ju\n",
 348                         (uintmax_t)ext_nfsstats.direofcache_hits,
 349                         (uintmax_t)ext_nfsstats.direofcache_misses,
 350                         (uintmax_t)ext_nfsstats.accesscache_hits,
 351                         (uintmax_t)ext_nfsstats.accesscache_misses);
 352         }
 353         if (serverOnly) {
 354                 printf("\nServer Info:\n");
 355                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
 356                         "Getattr", "Setattr", "Lookup", "Readlink", "Read",
 357                         "Write", "Create", "Remove");
 358                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 359                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
 360                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
 361                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
 362                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
 363                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READ],
 364                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
 365                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATE],
 366                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE]);
 367                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
 368                         "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
 369                         "Readdir", "RdirPlus", "Access");
 370                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 371                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
 372                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
 373                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
 374                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR],
 375                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
 376                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
 377                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
 378                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS]);
 379                 printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
 380                         "Mknod", "Fsstat", "Fsinfo", "PathConf", "Commit");
 381                 printf("%9ju %9ju %9ju %9ju %9ju\n",
 382                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
 383                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT],
 384                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
 385                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
 386                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT]);
 387                 printf("Server Ret-Failed\n");
 388                 printf("%17ju\n", (uintmax_t)ext_nfsstats.srvrpc_errs);
 389                 printf("Server Faults\n");
 390                 printf("%13ju\n", (uintmax_t)ext_nfsstats.srv_errs);
 391                 printf("Server Cache Stats:\n");
 392                 printf("%9.9s %9.9s %9.9s %9.9s\n",
 393                         "Inprog", "Idem", "Non-idem", "Misses");
 394                 printf("%9ju %9ju %9ju %9ju\n",
 395                         (uintmax_t)ext_nfsstats.srvcache_inproghits,
 396                         (uintmax_t)ext_nfsstats.srvcache_idemdonehits,
 397                         (uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
 398                         (uintmax_t)ext_nfsstats.srvcache_misses);
 399                 printf("Server Write Gathering:\n");
 400                 printf("%9.9s %9.9s %9.9s\n",
 401                         "WriteOps", "WriteRPC", "Opsaved");
 402                 /*
 403                  * The new client doesn't do write gathering. It was
 404                  * only useful for NFSv2.
 405                  */
 406                 printf("%9ju %9ju %9d\n",
 407                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
 408                         (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE], 0);
 409         }
 410 }
 411
 412 static void
 413 printhdr(int clientOnly, int serverOnly, int newStats)
 414 {
 415
 416         if (newStats) {
 417                 printf(" [%s Read %s]  [%s Write %s]  "
 418                     "%s[=========== Total ============]\n"
 419                     " KB/t   tps    MB/s%s  KB/t   tps    MB/s%s  "
 420                     "%sKB/t   tps    MB/s    ms  ql  %%b",
 421                     widemode ? "========" : "=====",
 422                     widemode ? "========" : "=====",
 423                     widemode ? "========" : "=====",
 424                     widemode ? "======="  : "====",
 425                     widemode ? "[Commit ]  " : "",
 426                     widemode ? "    ms" : "",
 427                     widemode ? "    ms" : "",
 428                     widemode ? "tps    ms  " : "");
 429         } else {
 430                 printf("%s%6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s",
 431                     ((serverOnly && clientOnly) ? "        " : " "),
 432                     "GtAttr", "Lookup", "Rdlink", "Read", "Write", "Rename",
 433                     "Access", "Rddir");
 434                 if (widemode && clientOnly) {
 435                         printf(" Attr Lkup BioR BioW Accs BioD");
 436                 }
 437         }
 438         printf("\n");
 439         fflush(stdout);
 440 }
 441
 442 static void
 443 usage(void)
 444 {
 445         (void)fprintf(stderr,
 446             "usage: nfsstat [-cdemszW] [-M core] [-N system] [-w wait]\n");
 447         exit(1);
 448 }
 449
 450 static char SPBuf[64][8];
 451 static int SPIndex;
 452
 453 static char *
 454 sperc1(int hits, int misses)
 455 {
 456         char *p = SPBuf[SPIndex];
 457
 458         if (hits + misses) {
 459                 sprintf(p, "%3d%%",
 460                     (int)(char)((quad_t)hits * 100 / (hits + misses)));
 461         } else {
 462                 sprintf(p, "   -");
 463         }
 464         SPIndex = (SPIndex + 1) & 63;
 465         return(p);
 466 }
 467
 468 static char *
 469 sperc2(int ttl, int misses)
 470 {
 471         char *p = SPBuf[SPIndex];
 472
 473         if (ttl) {
 474                 sprintf(p, "%3d%%",
 475                     (int)(char)((quad_t)(ttl - misses) * 100 / ttl));
 476         } else {
 477                 sprintf(p, "   -");
 478         }
 479         SPIndex = (SPIndex + 1) & 63;
 480         return(p);
 481 }
 482
 483 #define DELTA_T(field)                                  \
 484         devstat_compute_etime(&cur_stats->field,        \
 485         (prev_stats ? &prev_stats->field : NULL))
 486
 487 /*
 488  * XXX KDM mostly copied from ctlstat.  We should commonize the code (and
 489  * the devstat code) somehow.
 490  */
 491 static void
 492 compute_new_stats(struct nfsstatsv1 *cur_stats,
 493                   struct nfsstatsv1 *prev_stats, int curop,
 494                   long double etime, long double *mbsec,
 495                   long double *kb_per_transfer,
 496                   long double *transfers_per_second,
 497                   long double *ms_per_transfer, uint64_t *queue_len,
 498                   long double *busy_pct)
 499 {
 500         uint64_t total_bytes = 0, total_operations = 0;
 501         struct bintime total_time_bt;
 502         struct timespec total_time_ts;
 503
 504         bzero(&total_time_bt, sizeof(total_time_bt));
 505         bzero(&total_time_ts, sizeof(total_time_ts));
 506
 507         total_bytes = cur_stats->srvbytes[curop];
 508         total_operations = cur_stats->srvops[curop];
 509         if (prev_stats != NULL) {
 510                 total_bytes -= prev_stats->srvbytes[curop];
 511                 total_operations -= prev_stats->srvops[curop];
 512         }
 513
 514         *mbsec = total_bytes;
 515         *mbsec /= 1024 * 1024;
 516         if (etime > 0.0) {
 517                 *busy_pct = DELTA_T(busytime);
 518                 if (*busy_pct < 0)
 519                         *busy_pct = 0;
 520                 *busy_pct /= etime;
 521                 *busy_pct *= 100;
 522                 if (*busy_pct < 0)
 523                         *busy_pct = 0;
 524                 *mbsec /= etime;
 525         } else {
 526                 *busy_pct = 0;
 527                 *mbsec = 0;
 528         }
 529         *kb_per_transfer = total_bytes;
 530         *kb_per_transfer /= 1024;
 531         if (total_operations > 0)
 532                 *kb_per_transfer /= total_operations;
 533         else
 534                 *kb_per_transfer = 0;
 535         if (etime > 0.0) {
 536                 *transfers_per_second = total_operations;
 537                 *transfers_per_second /= etime;
 538         } else {
 539                 *transfers_per_second = 0.0;
 540         }
 541
 542         if (total_operations > 0) {
 543                 *ms_per_transfer = DELTA_T(srvduration[curop]);
 544                 *ms_per_transfer /= total_operations;
 545                 *ms_per_transfer *= 1000;
 546         } else
 547                 *ms_per_transfer = 0.0;
 548
 549         *queue_len = cur_stats->srvstartcnt - cur_stats->srvdonecnt;
 550 }
 551
 552 /*
 553  * Print a description of the nfs stats for the experimental client/server.
 554  */
 555 static void
 556 exp_intpr(int clientOnly, int serverOnly)
 557 {
 558         int nfssvc_flag;
 559
 560         nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
 561         if (zflag != 0) {
 562                 if (clientOnly != 0)
 563                         nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
 564                 if (serverOnly != 0)
 565                         nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
 566         }
 567         ext_nfsstats.vers = NFSSTATS_V1;
 568         if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
 569                 err(1, "Can't get stats");
 570         if (clientOnly != 0) {
 571                 if (printtitle) {
 572                         printf("Client Info:\n");
 573                         printf("Rpc Counts:\n");
 574                         printf(
 575                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 576                             , "Getattr", "Setattr", "Lookup", "Readlink",
 577                             "Read", "Write", "Create", "Remove");
 578                 }
 579                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 580                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
 581                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
 582                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
 583                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
 584                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
 585                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE],
 586                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
 587                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE]);
 588                 if (printtitle)
 589                         printf(
 590                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 591                             , "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
 592                             "Readdir", "RdirPlus", "Access");
 593                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 594                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
 595                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
 596                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
 597                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR],
 598                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
 599                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
 600                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
 601                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS]);
 602                 if (printtitle)
 603                         printf(
 604                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 605                             , "Mknod", "Fsstat", "Fsinfo", "PathConf",
 606                             "Commit", "SetClId", "SetClIdCf", "Lock");
 607                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 608                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
 609                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT],
 610                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
 611                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
 612                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT],
 613                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTID],
 614                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTIDCFRM],
 615                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCK]);
 616                 if (printtitle)
 617                         printf("%9.9s %9.9s %9.9s %9.9s\n",
 618                             "LockT", "LockU", "Open", "OpenCfr");
 619                 printf("%9ju %9ju %9ju %9ju\n",
 620                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKT],
 621                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKU],
 622                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPEN],
 623                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENCONFIRM]);
 624                 if (printtitle)
 625                         printf(
 626                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 627                             , "OpenOwner", "Opens", "LockOwner",
 628                             "Locks", "Delegs", "LocalOwn",
 629                             "LocalOpen", "LocalLOwn");
 630                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 631                     (uintmax_t)ext_nfsstats.clopenowners,
 632                     (uintmax_t)ext_nfsstats.clopens,
 633                     (uintmax_t)ext_nfsstats.cllockowners,
 634                     (uintmax_t)ext_nfsstats.cllocks,
 635                     (uintmax_t)ext_nfsstats.cldelegates,
 636                     (uintmax_t)ext_nfsstats.cllocalopenowners,
 637                     (uintmax_t)ext_nfsstats.cllocalopens,
 638                     (uintmax_t)ext_nfsstats.cllocallockowners);
 639                 if (printtitle)
 640                         printf("%9.9s\n", "LocalLock");
 641                 printf("%9ju\n", (uintmax_t)ext_nfsstats.cllocallocks);
 642                 if (printtitle) {
 643                         printf("Rpc Info:\n");
 644                         printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
 645                             "TimedOut", "Invalid", "X Replies", "Retries",
 646                             "Requests");
 647                 }
 648                 printf("%9ju %9ju %9ju %9ju %9ju\n",
 649                     (uintmax_t)ext_nfsstats.rpctimeouts,
 650                     (uintmax_t)ext_nfsstats.rpcinvalid,
 651                     (uintmax_t)ext_nfsstats.rpcunexpected,
 652                     (uintmax_t)ext_nfsstats.rpcretries,
 653                     (uintmax_t)ext_nfsstats.rpcrequests);
 654                 if (printtitle) {
 655                         printf("Cache Info:\n");
 656                         printf("%9.9s %9.9s %9.9s %9.9s",
 657                             "Attr Hits", "Misses", "Lkup Hits", "Misses");
 658                         printf(" %9.9s %9.9s %9.9s %9.9s\n",
 659                             "BioR Hits", "Misses", "BioW Hits", "Misses");
 660                 }
 661                 printf("%9ju %9ju %9ju %9ju",
 662                     (uintmax_t)ext_nfsstats.attrcache_hits,
 663                     (uintmax_t)ext_nfsstats.attrcache_misses,
 664                     (uintmax_t)ext_nfsstats.lookupcache_hits,
 665                     (uintmax_t)ext_nfsstats.lookupcache_misses);
 666                 printf(" %9ju %9ju %9ju %9ju\n",
 667                     (uintmax_t)(ext_nfsstats.biocache_reads -
 668                     ext_nfsstats.read_bios),
 669                     (uintmax_t)ext_nfsstats.read_bios,
 670                     (uintmax_t)(ext_nfsstats.biocache_writes -
 671                     ext_nfsstats.write_bios),
 672                     (uintmax_t)ext_nfsstats.write_bios);
 673                 if (printtitle) {
 674                         printf("%9.9s %9.9s %9.9s %9.9s",
 675                             "BioRLHits", "Misses", "BioD Hits", "Misses");
 676                         printf(" %9.9s %9.9s\n", "DirE Hits", "Misses");
 677                 }
 678                 printf("%9ju %9ju %9ju %9ju",
 679                     (uintmax_t)(ext_nfsstats.biocache_readlinks -
 680                     ext_nfsstats.readlink_bios),
 681                     (uintmax_t)ext_nfsstats.readlink_bios,
 682                     (uintmax_t)(ext_nfsstats.biocache_readdirs -
 683                     ext_nfsstats.readdir_bios),
 684                     (uintmax_t)ext_nfsstats.readdir_bios);
 685                 printf(" %9ju %9ju\n",
 686                     (uintmax_t)ext_nfsstats.direofcache_hits,
 687                     (uintmax_t)ext_nfsstats.direofcache_misses);
 688         }
 689         if (serverOnly != 0) {
 690                 if (printtitle) {
 691                         printf("\nServer Info:\n");
 692                         printf(
 693                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 694                             , "Getattr", "Setattr", "Lookup", "Readlink",
 695                             "Read", "Write", "Create", "Remove");
 696                 }
 697                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 698                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
 699                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
 700                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
 701                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
 702                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READ],
 703                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
 704                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_V3CREATE],
 705                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE]);
 706                 if (printtitle)
 707                         printf(
 708                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 709                             , "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
 710                             "Readdir", "RdirPlus", "Access");
 711                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 712                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
 713                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
 714                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
 715                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR],
 716                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
 717                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
 718                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
 719                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS]);
 720                 if (printtitle)
 721                         printf(
 722                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 723                             , "Mknod", "Fsstat", "Fsinfo", "PathConf",
 724                             "Commit", "LookupP", "SetClId", "SetClIdCf");
 725                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 726                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
 727                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT],
 728                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
 729                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
 730                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT],
 731                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUPP],
 732                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTID],
 733                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTIDCFRM]);
 734                 if (printtitle)
 735                         printf(
 736                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 737                             , "Open", "OpenAttr", "OpenDwnGr", "OpenCfrm",
 738                             "DelePurge", "DeleRet", "GetFH", "Lock");
 739                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 740                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPEN],
 741                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENATTR],
 742                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENDOWNGRADE],
 743                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENCONFIRM],
 744                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DELEGPURGE],
 745                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DELEGRETURN],
 746                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETFH],
 747                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCK]);
 748                 if (printtitle)
 749                         printf(
 750                             "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
 751                             , "LockT", "LockU", "Close", "Verify", "NVerify",
 752                             "PutFH", "PutPubFH", "PutRootFH");
 753                 printf("%9ju %9ju %9ju %9ju %9ju %9ju %9ju %9ju\n",
 754                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCKT],
 755                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCKU],
 756                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CLOSE],
 757                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_VERIFY],
 758                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_NVERIFY],
 759                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTFH],
 760                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTPUBFH],
 761                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTROOTFH]);
 762                 if (printtitle)
 763                         printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
 764                             "Renew", "RestoreFH", "SaveFH", "Secinfo",
 765                             "RelLckOwn", "V4Create");
 766                 printf("%9ju %9ju %9ju %9ju %9ju %9ju\n",
 767                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENEW],
 768                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RESTOREFH],
 769                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SAVEFH],
 770                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SECINFO],
 771                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RELEASELCKOWN],
 772                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATE]);
 773                 if (printtitle) {
 774                         printf("Server:\n");
 775                         printf("%9.9s %9.9s %9.9s\n",
 776                             "Retfailed", "Faults", "Clients");
 777                 }
 778                 printf("%9ju %9ju %9ju\n",
 779                     (uintmax_t)ext_nfsstats.srv_errs,
 780                     (uintmax_t)ext_nfsstats.srvrpc_errs,
 781                     (uintmax_t)ext_nfsstats.srvclients);
 782                 if (printtitle)
 783                         printf("%9.9s %9.9s %9.9s %9.9s %9.9s \n",
 784                             "OpenOwner", "Opens", "LockOwner",
 785                             "Locks", "Delegs");
 786                 printf("%9ju %9ju %9ju %9ju %9ju \n",
 787                     (uintmax_t)ext_nfsstats.srvopenowners,
 788                     (uintmax_t)ext_nfsstats.srvopens,
 789                     (uintmax_t)ext_nfsstats.srvlockowners,
 790                     (uintmax_t)ext_nfsstats.srvlocks,
 791                     (uintmax_t)ext_nfsstats.srvdelegates);
 792                 if (printtitle) {
 793                         printf("Server Cache Stats:\n");
 794                         printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
 795                             "Inprog", "Idem", "Non-idem", "Misses",
 796                             "CacheSize", "TCPPeak");
 797                 }
 798                 printf("%9ju %9ju %9ju %9ju %9ju %9ju\n",
 799                     (uintmax_t)ext_nfsstats.srvcache_inproghits,
 800                     (uintmax_t)ext_nfsstats.srvcache_idemdonehits,
 801                     (uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
 802                     (uintmax_t)ext_nfsstats.srvcache_misses,
 803                     (uintmax_t)ext_nfsstats.srvcache_size,
 804                     (uintmax_t)ext_nfsstats.srvcache_tcppeak);
 805         }
 806 }
 807
 808 /*
 809  * Print a description of the nfs stats for the client/server,
 810  * including NFSv4.1.
 811  */
 812 static void
 813 exp41_intpr(int clientOnly, int serverOnly)
 814 {
 815         int nfssvc_flag;
 816
 817         nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
 818         if (zflag != 0) {
 819                 if (clientOnly != 0)
 820                         nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
 821                 if (serverOnly != 0)
 822                         nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
 823         }
 824         ext_nfsstats.vers = NFSSTATS_V1;
 825         if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
 826                 err(1, "Can't get stats");
 827         if (clientOnly != 0) {
 828                 if (printtitle) {
 829                         printf("Client Info:\n");
 830                         printf("RPC Counts:\n");
 831                         printf(
 832                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 833                             "Getattr", "Setattr", "Lookup", "Readlink", "Read",
 834                             "Write");
 835                 }
 836                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 837                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
 838                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
 839                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
 840                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
 841                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
 842                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE]);
 843                 if (printtitle)
 844                         printf(
 845                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 846                             "Create", "Remove", "Rename", "Link", "Symlink",
 847                             "Mkdir");
 848                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 849                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
 850                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE],
 851                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
 852                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
 853                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
 854                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR]);
 855                 if (printtitle)
 856                         printf(
 857                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 858                             "Rmdir", "Readdir", "RdirPlus", "Access", "Mknod",
 859                             "Fsstat");
 860                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 861                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
 862                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
 863                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
 864                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS],
 865                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
 866                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT]);
 867                 if (printtitle)
 868                         printf(
 869                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 870                             "Fsinfo", "PathConf", "Commit", "SetClId",
 871                             "SetClIdCf", "Lock");
 872                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 873                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
 874                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
 875                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT],
 876                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTID],
 877                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTIDCFRM],
 878                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCK]);
 879                 if (printtitle)
 880                         printf(
 881                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 882                             "LockT", "LockU", "Open", "OpenCfr", "OpenDownGr",
 883                             "Close");
 884                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 885                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKT],
 886                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKU],
 887                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPEN],
 888                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENCONFIRM],
 889                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENDOWNGRADE],
 890                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CLOSE]);
 891                 if (printtitle)
 892                         printf(
 893                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 894                             "RelLckOwn", "FreeStateID", "PutRootFH", "DelegRet",
 895                             "GetACL", "SetACL");
 896                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 897                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RELEASELCKOWN],
 898                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FREESTATEID],
 899                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PUTROOTFH],
 900                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DELEGRETURN],
 901                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETACL],
 902                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETACL]);
 903                 if (printtitle)
 904                         printf(
 905                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 906                             "ExchangeID", "CreateSess", "DestroySess",
 907                             "DestroyClId", "LayoutGet", "GetDevInfo");
 908                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 909                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_EXCHANGEID],
 910                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATESESSION],
 911                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DESTROYSESSION],
 912                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DESTROYCLIENT],
 913                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTGET],
 914                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETDEVICEINFO]);
 915                 if (printtitle)
 916                         printf(
 917                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 918                             "LayoutCommit", "LayoutReturn", "ReclaimCompl",
 919                             "ReadDataS", "WriteDataS", "CommitDataS");
 920                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 921                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTCOMMIT],
 922                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTRETURN],
 923                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RECLAIMCOMPL],
 924                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDS],
 925                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITEDS],
 926                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMITDS]);
 927                 if (printtitle)
 928                         printf(
 929                             "%12.12s %12.12s\n",
 930                             "OpenLayout", "CreateLayout");
 931                 printf("%12ju %12ju\n",
 932                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENLAYGET],
 933                     (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATELAYGET]);
 934                 if (printtitle)
 935                         printf(
 936                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
 937                             "OpenOwner", "Opens", "LockOwner", "Locks",
 938                             "Delegs", "LocalOwn");
 939                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
 940                     (uintmax_t)ext_nfsstats.clopenowners,
 941                     (uintmax_t)ext_nfsstats.clopens,
 942                     (uintmax_t)ext_nfsstats.cllockowners,
 943                     (uintmax_t)ext_nfsstats.cllocks,
 944                     (uintmax_t)ext_nfsstats.cldelegates,
 945                     (uintmax_t)ext_nfsstats.cllocalopenowners);
 946                 if (printtitle)
 947                         printf("%12.12s %12.12s %12.12s\n",
 948                             "LocalOpen", "LocalLOwn", "LocalLock");
 949                 printf("%12ju %12ju %12ju\n",
 950                     (uintmax_t)ext_nfsstats.cllocalopens,
 951                     (uintmax_t)ext_nfsstats.cllocallockowners,
 952                     (uintmax_t)ext_nfsstats.cllocallocks);
 953                 if (printtitle) {
 954                         printf("Rpc Info:\n");
 955                         printf("%12.12s %12.12s %12.12s %12.12s %12.12s\n",
 956                             "TimedOut", "Invalid", "X Replies", "Retries",
 957                             "Requests");
 958                 }
 959                 printf("%12ju %12ju %12ju %12ju %12ju\n",
 960                     (uintmax_t)ext_nfsstats.rpctimeouts,
 961                     (uintmax_t)ext_nfsstats.rpcinvalid,
 962                     (uintmax_t)ext_nfsstats.rpcunexpected,
 963                     (uintmax_t)ext_nfsstats.rpcretries,
 964                     (uintmax_t)ext_nfsstats.rpcrequests);
 965                 if (printtitle) {
 966                         printf("Cache Info:\n");
 967                         printf("%12.12s %12.12s %12.12s %12.12s\n",
 968                             "Attr Hits", "Misses", "Lkup Hits", "Misses");
 969                 }
 970                 printf("%12ju %12ju %12ju %12ju\n",
 971                     (uintmax_t)ext_nfsstats.attrcache_hits,
 972                     (uintmax_t)ext_nfsstats.attrcache_misses,
 973                     (uintmax_t)ext_nfsstats.lookupcache_hits,
 974                     (uintmax_t)ext_nfsstats.lookupcache_misses);
 975                 if (printtitle)
 976                         printf("%12.12s %12.12s %12.12s %12.12s\n",
 977                             "BioR Hits", "Misses", "BioW Hits", "Misses");
 978                 printf("%12ju %12ju %12ju %12ju\n",
 979                     (uintmax_t)(ext_nfsstats.biocache_reads -
 980                     ext_nfsstats.read_bios),
 981                     (uintmax_t)ext_nfsstats.read_bios,
 982                     (uintmax_t)(ext_nfsstats.biocache_writes -
 983                     ext_nfsstats.write_bios),
 984                     (uintmax_t)ext_nfsstats.write_bios);
 985                 if (printtitle)
 986                         printf("%12.12s %12.12s %12.12s %12.12s\n",
 987                             "BioRLHits", "Misses", "BioD Hits", "Misses");
 988                 printf("%12ju %12ju %12ju %12ju\n",
 989                     (uintmax_t)(ext_nfsstats.biocache_readlinks -
 990                     ext_nfsstats.readlink_bios),
 991                     (uintmax_t)ext_nfsstats.readlink_bios,
 992                     (uintmax_t)(ext_nfsstats.biocache_readdirs -
 993                     ext_nfsstats.readdir_bios),
 994                     (uintmax_t)ext_nfsstats.readdir_bios);
 995                 if (printtitle)
 996                         printf("%12.12s %12.12s\n", "DirE Hits", "Misses");
 997                 printf("%12ju %12ju\n",
 998                     (uintmax_t)ext_nfsstats.direofcache_hits,
 999                     (uintmax_t)ext_nfsstats.direofcache_misses);
1000         }
1001         if (serverOnly != 0) {
1002                 if (printtitle) {
1003                         printf("\nServer Info:\n");
1004                         printf(
1005                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1006                             "Getattr", "Setattr", "Lookup", "Readlink",
1007                             "Read", "Write");
1008                 }
1009                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1010                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
1011                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
1012                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
1013                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
1014                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READ],
1015                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE]);
1016                 if (printtitle)
1017                         printf(
1018                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1019                             "Create", "Remove", "Rename", "Link", "Symlink",
1020                             "Mkdir");
1021                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1022                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_V3CREATE],
1023                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE],
1024                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
1025                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
1026                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
1027                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR]);
1028                 if (printtitle)
1029                         printf(
1030                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1031                             "Rmdir", "Readdir", "RdirPlus", "Access", "Mknod",
1032                             "Fsstat");
1033                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1034                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
1035                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
1036                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
1037                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS],
1038                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
1039                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT]);
1040                 if (printtitle)
1041                         printf(
1042                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1043                             "Fsinfo", "PathConf", "Commit", "LookupP",
1044                             "SetClId", "SetClIdCf");
1045                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1046                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
1047                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
1048                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT],
1049                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUPP],
1050                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTID],
1051                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTIDCFRM]);
1052                 if (printtitle)
1053                         printf(
1054                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1055                             "Open", "OpenAttr", "OpenDwnGr", "OpenCfrm",
1056                             "DelePurge", "DeleRet");
1057                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1058                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPEN],
1059                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENATTR],
1060                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENDOWNGRADE],
1061                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENCONFIRM],
1062                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DELEGPURGE],
1063                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DELEGRETURN]);
1064                 if (printtitle)
1065                         printf(
1066                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1067                             "GetFH", "Lock", "LockT", "LockU", "Close",
1068                             "Verify");
1069                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1070                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETFH],
1071                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCK],
1072                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCKT],
1073                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCKU],
1074                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CLOSE],
1075                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_VERIFY]);
1076                 if (printtitle)
1077                         printf(
1078                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1079                             "NVerify", "PutFH", "PutPubFH", "PutRootFH",
1080                             "Renew", "RestoreFH");
1081                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1082                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_NVERIFY],
1083                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTFH],
1084                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTPUBFH],
1085                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTROOTFH],
1086                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENEW],
1087                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RESTOREFH]);
1088                 if (printtitle)
1089                         printf(
1090                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1091                             "SaveFH", "Secinfo", "RelLckOwn", "V4Create",
1092                             "BackChannelCtrl", "BindConnToSess");
1093                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1094                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SAVEFH],
1095                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SECINFO],
1096                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RELEASELCKOWN],
1097                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATE],
1098                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_BACKCHANNELCTL],
1099                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_BINDCONNTOSESS]);
1100                 if (printtitle)
1101                         printf(
1102                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1103                             "ExchangeID", "CreateSess", "DestroySess",
1104                             "FreeStateID", "GetDirDeleg", "GetDevInfo");
1105                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1106                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_EXCHANGEID],
1107                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATESESSION],
1108                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DESTROYSESSION],
1109                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FREESTATEID],
1110                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETDIRDELEG],
1111                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETDEVINFO]);
1112                 if (printtitle)
1113                         printf(
1114                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1115                             "GetDevList", "LayoutCommit", "LayoutGet",
1116                             "LayoutReturn", "SecInfNoName", "Sequence");
1117                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1118                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETDEVLIST],
1119                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTCOMMIT],
1120                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTGET],
1121                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTRETURN],
1122                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SECINFONONAME],
1123                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SEQUENCE]);
1124                 if (printtitle)
1125                         printf(
1126                             "%12.12s %12.12s %12.12s %12.12s %12.12s\n",
1127                             "SetSSV", "TestStateID", "WantDeleg",
1128                             "DestroyClID", "ReclaimCompl");
1129                 printf("%12ju %12ju %12ju %12ju %12ju\n",
1130                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETSSV],
1131                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_TESTSTATEID],
1132                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WANTDELEG],
1133                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DESTROYCLIENTID],
1134                     (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RECLAIMCOMPL]);
1135                 if (printtitle) {
1136                         printf("Server:\n");
1137                         printf("%12.12s %12.12s %12.12s\n",
1138                             "Retfailed", "Faults", "Clients");
1139                 }
1140                 printf("%12ju %12ju %12ju\n",
1141                     (uintmax_t)ext_nfsstats.srv_errs,
1142                     (uintmax_t)ext_nfsstats.srvrpc_errs,
1143                     (uintmax_t)ext_nfsstats.srvclients);
1144                 if (printtitle)
1145                         printf("%12.12s %12.12s %12.12s %12.12s %12.12s\n",
1146                             "OpenOwner", "Opens", "LockOwner",
1147                             "Locks", "Delegs");
1148                 printf("%12ju %12ju %12ju %12ju %12ju\n",
1149                     (uintmax_t)ext_nfsstats.srvopenowners,
1150                     (uintmax_t)ext_nfsstats.srvopens,
1151                     (uintmax_t)ext_nfsstats.srvlockowners,
1152                     (uintmax_t)ext_nfsstats.srvlocks,
1153                     (uintmax_t)ext_nfsstats.srvdelegates);
1154                 if (printtitle) {
1155                         printf("Server Cache Stats:\n");
1156                         printf(
1157                             "%12.12s %12.12s %12.12s %12.12s %12.12s %12.12s\n",
1158                             "Inprog", "Idem", "Non-idem", "Misses",
1159                             "CacheSize", "TCPPeak");
1160                 }
1161                 printf("%12ju %12ju %12ju %12ju %12ju %12ju\n",
1162                     (uintmax_t)ext_nfsstats.srvcache_inproghits,
1163                     (uintmax_t)ext_nfsstats.srvcache_idemdonehits,
1164                     (uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
1165                     (uintmax_t)ext_nfsstats.srvcache_misses,
1166                     (uintmax_t)ext_nfsstats.srvcache_size,
1167                     (uintmax_t)ext_nfsstats.srvcache_tcppeak);
1168         }
1169 }
1170
1171 static void
1172 compute_totals(struct nfsstatsv1 *total_stats, struct nfsstatsv1 *cur_stats)
1173 {
1174         int i;
1175
1176         bzero(total_stats, sizeof(*total_stats));
1177         for (i = 0; i < (NFSV42_NOPS + NFSV4OP_FAKENOPS); i++) {
1178                 total_stats->srvbytes[0] += cur_stats->srvbytes[i];
1179                 total_stats->srvops[0] += cur_stats->srvops[i];
1180                 bintime_add(&total_stats->srvduration[0],
1181                             &cur_stats->srvduration[i]);
1182                 total_stats->srvrpccnt[i] = cur_stats->srvrpccnt[i];
1183         }
1184         total_stats->srvstartcnt = cur_stats->srvstartcnt;
1185         total_stats->srvdonecnt = cur_stats->srvdonecnt;
1186         total_stats->busytime = cur_stats->busytime;
1187
1188 }
1189
1190 /*
1191  * Print a running summary of nfs statistics for the experimental client and/or
1192  * server.
1193  * Repeat display every interval seconds, showing statistics
1194  * collected over that interval.  Assumes that interval is non-zero.
1195  * First line printed at top of screen is always cumulative.
1196  */
1197 static void
1198 exp_sidewaysintpr(u_int interval, int clientOnly, int serverOnly,
1199     int newStats)
1200 {
1201         struct nfsstatsv1 nfsstats, lastst, *ext_nfsstatsp;
1202         struct nfsstatsv1 curtotal, lasttotal;
1203         struct timespec ts, lastts;
1204         int hdrcnt = 1;
1205
1206         ext_nfsstatsp = &lastst;
1207         ext_nfsstatsp->vers = NFSSTATS_V1;
1208         if (nfssvc(NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT, ext_nfsstatsp) < 0)
1209                 err(1, "Can't get stats");
1210         clock_gettime(CLOCK_MONOTONIC, &lastts);
1211         compute_totals(&lasttotal, ext_nfsstatsp);
1212         sleep(interval);
1213
1214         for (;;) {
1215                 ext_nfsstatsp = &nfsstats;
1216                 ext_nfsstatsp->vers = NFSSTATS_V1;
1217                 if (nfssvc(NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT, ext_nfsstatsp)
1218                     < 0)
1219                         err(1, "Can't get stats");
1220                 clock_gettime(CLOCK_MONOTONIC, &ts);
1221
1222                 if (--hdrcnt == 0) {
1223                         printhdr(clientOnly, serverOnly, newStats);
1224                         if (newStats)
1225                                 hdrcnt = 20;
1226                         else if (clientOnly && serverOnly)
1227                                 hdrcnt = 10;
1228                         else
1229                                 hdrcnt = 20;
1230                 }
1231                 if (clientOnly && newStats == 0) {
1232                     printf("%s %6ju %6ju %6ju %6ju %6ju %6ju %6ju %6ju",
1233                         ((clientOnly && serverOnly) ? "Client:" : ""),
1234                         (uintmax_t)DELTA(rpccnt[NFSPROC_GETATTR]),
1235                         (uintmax_t)DELTA(rpccnt[NFSPROC_LOOKUP]),
1236                         (uintmax_t)DELTA(rpccnt[NFSPROC_READLINK]),
1237                         (uintmax_t)DELTA(rpccnt[NFSPROC_READ]),
1238                         (uintmax_t)DELTA(rpccnt[NFSPROC_WRITE]),
1239                         (uintmax_t)DELTA(rpccnt[NFSPROC_RENAME]),
1240                         (uintmax_t)DELTA(rpccnt[NFSPROC_ACCESS]),
1241                         (uintmax_t)(DELTA(rpccnt[NFSPROC_READDIR]) +
1242                         DELTA(rpccnt[NFSPROC_READDIRPLUS]))
1243                     );
1244                     if (widemode) {
1245                             printf(" %s %s %s %s %s %s",
1246                                 sperc1(DELTA(attrcache_hits),
1247                                     DELTA(attrcache_misses)),
1248                                 sperc1(DELTA(lookupcache_hits),
1249                                     DELTA(lookupcache_misses)),
1250                                 sperc2(DELTA(biocache_reads),
1251                                     DELTA(read_bios)),
1252                                 sperc2(DELTA(biocache_writes),
1253                                     DELTA(write_bios)),
1254                                 sperc1(DELTA(accesscache_hits),
1255                                     DELTA(accesscache_misses)),
1256                                 sperc2(DELTA(biocache_readdirs),
1257                                     DELTA(readdir_bios))
1258                             );
1259                     }
1260                     printf("\n");
1261                 }
1262
1263                 if (serverOnly && newStats) {
1264                         long double cur_secs, last_secs, etime;
1265                         long double mbsec;
1266                         long double kb_per_transfer;
1267                         long double transfers_per_second;
1268                         long double ms_per_transfer;
1269                         uint64_t queue_len;
1270                         long double busy_pct;
1271                         int i;
1272
1273                         cur_secs = ts.tv_sec +
1274                             ((long double)ts.tv_nsec / 1000000000);
1275                         last_secs = lastts.tv_sec +
1276                             ((long double)lastts.tv_nsec / 1000000000);
1277                         etime = cur_secs - last_secs;
1278
1279                         compute_totals(&curtotal, &nfsstats);
1280
1281                         for (i = 0; i < NUM_STAT_TYPES; i++) {
1282                                 compute_new_stats(&nfsstats, &lastst,
1283                                     STAT_TYPE_TO_NFS(i), etime, &mbsec,
1284                                     &kb_per_transfer,
1285                                     &transfers_per_second,
1286                                     &ms_per_transfer, &queue_len,
1287                                     &busy_pct);
1288
1289                                 if (i == STAT_TYPE_COMMIT) {
1290                                         if (widemode == 0)
1291                                                 continue;
1292
1293                                         printf("%2.0Lf %7.2Lf ",
1294                                             transfers_per_second,
1295                                             ms_per_transfer);
1296                                 } else {
1297                                         printf("%5.2Lf %5.0Lf %7.2Lf ",
1298                                             kb_per_transfer,
1299                                             transfers_per_second, mbsec);
1300                                         if (widemode)
1301                                                 printf("%5.2Lf ",
1302                                                     ms_per_transfer);
1303                                 }
1304                         }
1305
1306                         compute_new_stats(&curtotal, &lasttotal, 0, etime,
1307                             &mbsec, &kb_per_transfer, &transfers_per_second,
1308                             &ms_per_transfer, &queue_len, &busy_pct);
1309
1310                         printf("%5.2Lf %5.0Lf %7.2Lf %5.2Lf %3ju %3.0Lf\n",
1311                             kb_per_transfer, transfers_per_second, mbsec,
1312                             ms_per_transfer, queue_len, busy_pct);
1313                 } else if (serverOnly) {
1314                     printf("%s %6ju %6ju %6ju %6ju %6ju %6ju %6ju %6ju",
1315                         ((clientOnly && serverOnly) ? "Server:" : ""),
1316                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_GETATTR]),
1317                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_LOOKUP]),
1318                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_READLINK]),
1319                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_READ]),
1320                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_WRITE]),
1321                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_RENAME]),
1322                         (uintmax_t)DELTA(srvrpccnt[NFSV4OP_ACCESS]),
1323                         (uintmax_t)(DELTA(srvrpccnt[NFSV4OP_READDIR]) +
1324                         DELTA(srvrpccnt[NFSV4OP_READDIRPLUS])));
1325                     printf("\n");
1326                 }
1327                 bcopy(&nfsstats, &lastst, sizeof(lastst));
1328                 bcopy(&curtotal, &lasttotal, sizeof(lasttotal));
1329                 lastts = ts;
1330                 fflush(stdout);
1331                 sleep(interval);
1332         }
1333         /*NOTREACHED*/
1334 }