xref: /freebsd/usr.bin/nfsstat/nfsstat.c (revision d7d962ead0b6e5e8a39202d0590022082bf5bfb6)
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  * 3. 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/nfssvc.h>
83 
84 #include <fs/nfs/nfsproto.h>
85 #include <fs/nfs/nfsport.h>
86 
87 #include <signal.h>
88 #include <fcntl.h>
89 #include <ctype.h>
90 #include <errno.h>
91 #include <limits.h>
92 #include <nlist.h>
93 #include <unistd.h>
94 #include <stdio.h>
95 #include <stdint.h>
96 #include <stdlib.h>
97 #include <string.h>
98 #include <paths.h>
99 #include <devstat.h>
100 #include <err.h>
101 
102 #include <libxo/xo.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, int);
116 static void exp_sidewaysintpr(u_int, int, int, int);
117 static void compute_new_stats(struct nfsstatsv1 *cur_stats,
118     struct nfsstatsv1 *prev_stats, int curop, long double etime,
119     long double *mbsec, long double *kb_per_transfer,
120     long double *transfers_per_second, long double *ms_per_transfer,
121     uint64_t *queue_len, long double *busy_pct);
122 
123 #define DELTA(field)	(nfsstats.field - lastst.field)
124 
125 #define	STAT_TYPE_READ		0
126 #define	STAT_TYPE_WRITE		1
127 #define	STAT_TYPE_COMMIT	2
128 #define	NUM_STAT_TYPES		3
129 
130 struct stattypes {
131 	int stat_type;
132 	int nfs_type;
133 };
134 static struct stattypes statstruct[] = {
135 	{STAT_TYPE_READ, NFSV4OP_READ},
136 	{STAT_TYPE_WRITE, NFSV4OP_WRITE},
137 	{STAT_TYPE_COMMIT, NFSV4OP_COMMIT}
138 };
139 
140 #define	STAT_TYPE_TO_NFS(stat_type)	statstruct[stat_type].nfs_type
141 
142 #define	NFSSTAT_XO_VERSION	"1"
143 
144 int
145 main(int argc, char **argv)
146 {
147 	u_int interval;
148 	int clientOnly = -1;
149 	int serverOnly = -1;
150 	int newStats = 0;
151 	int ch;
152 	int mntlen, i;
153 	char buf[1024];
154 	struct statfs *mntbuf;
155 	struct nfscl_dumpmntopts dumpmntopts;
156 
157 	interval = 0;
158 
159 	argc = xo_parse_args(argc, argv);
160 	if (argc < 0)
161 		exit(1);
162 
163 	xo_set_version(NFSSTAT_XO_VERSION);
164 
165 	while ((ch = getopt(argc, argv, "cdEesWM:mN:w:zq")) != -1)
166 		switch(ch) {
167 		case 'M':
168 			printf("*** -M option deprecated, ignored\n\n");
169 			break;
170 		case 'm':
171 			/* Display mount options for NFS mount points. */
172 			mntlen = getmntinfo(&mntbuf, MNT_NOWAIT);
173 			for (i = 0; i < mntlen; i++) {
174 				if (strcmp(mntbuf->f_fstypename, "nfs") == 0) {
175 					dumpmntopts.ndmnt_fname =
176 					    mntbuf->f_mntonname;
177 					dumpmntopts.ndmnt_buf = buf;
178 					dumpmntopts.ndmnt_blen = sizeof(buf);
179 					if (nfssvc(NFSSVC_DUMPMNTOPTS,
180 					    &dumpmntopts) >= 0)
181 						printf("%s on %s\n%s\n",
182 						    mntbuf->f_mntfromname,
183 						    mntbuf->f_mntonname, buf);
184 					else if (errno == EPERM)
185 						errx(1, "Only privileged users"
186 						    " can use the -m option");
187 				}
188 				mntbuf++;
189 			}
190 			exit(0);
191 		case 'N':
192 			printf("*** -N option deprecated, ignored\n\n");
193 			break;
194 		case 'W':
195 			widemode = 1;
196 			break;
197 		case 'w':
198 			interval = atoi(optarg);
199 			break;
200 		case 'c':
201 			clientOnly = 1;
202 			if (serverOnly < 0)
203 				serverOnly = 0;
204 			break;
205 		case 'd':
206 			newStats = 1;
207 			if (interval == 0)
208 				interval = 1;
209 			break;
210 		case 's':
211 			serverOnly = 1;
212 			if (clientOnly < 0)
213 				clientOnly = 0;
214 			break;
215 		case 'z':
216 			zflag = 1;
217 			break;
218 		case 'E':
219 			if (extra_output != 0)
220 				xo_err(1, "-e and -E are mutually exclusive");
221 			extra_output = 2;
222 			break;
223 		case 'e':
224 			if (extra_output != 0)
225 				xo_err(1, "-e and -E are mutually exclusive");
226 			extra_output = 1;
227 			break;
228 		case 'q':
229 			printtitle = 0;
230 			break;
231 		case '?':
232 		default:
233 			usage();
234 		}
235 	argc -= optind;
236 	argv += optind;
237 
238 #define	BACKWARD_COMPATIBILITY
239 #ifdef	BACKWARD_COMPATIBILITY
240 	if (*argv)
241 		interval = atoi(*argv);
242 #endif
243 	if (modfind("nfscommon") < 0)
244 		xo_err(1, "NFS client/server not loaded");
245 
246 	if (interval) {
247 		exp_sidewaysintpr(interval, clientOnly, serverOnly,
248 		    newStats);
249 	} else {
250 		xo_open_container("nfsstat");
251 		if (extra_output != 0)
252 			exp_intpr(clientOnly, serverOnly, extra_output - 1);
253 		else
254 			intpr(clientOnly, serverOnly);
255 		xo_close_container("nfsstat");
256 	}
257 
258 	xo_finish();
259 	exit(0);
260 }
261 
262 /*
263  * Print a description of the nfs stats.
264  */
265 static void
266 intpr(int clientOnly, int serverOnly)
267 {
268 	int nfssvc_flag;
269 
270 	nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
271 	if (zflag != 0) {
272 		if (clientOnly != 0)
273 			nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
274 		if (serverOnly != 0)
275 			nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
276 	}
277 	ext_nfsstats.vers = NFSSTATS_V1;
278 	if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
279 		xo_err(1, "Can't get stats");
280 	if (clientOnly) {
281 		xo_open_container("clientstats");
282 
283 		if (printtitle)
284 			xo_emit("{T:Client Info:\n");
285 
286 		xo_open_container("operations");
287 		xo_emit("{T:Rpc Counts:}\n");
288 
289 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
290 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
291 		    "{T:Read/%13.13s}{T:Write/%13.13s}"
292 		  "{T:Create/%13.13s}{T:Remove/%13.13s}\n");
293 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}"
294 		    "{:lookup/%13ju}{:readlink/%13ju}"
295 		    "{:read/%13ju}{:write/%13ju}"
296 		    "{:create/%13ju}{:remove/%13ju}\n",
297 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
298 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
299 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
300 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
301 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
302 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE],
303 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
304 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE]);
305 
306 		xo_emit("{T:Rename/%13.13s}{T:Link/%13.13s}"
307 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}"
308 		    "{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
309 		  "{T:RdirPlus/%13.13s}{T:Access/%13.13s}\n");
310 		xo_emit("{:rename/%13ju}{:link/%13ju}"
311 		    "{:symlink/%13ju}{:mkdir/%13ju}"
312 		    "{:rmdir/%13ju}{:readdir/%13ju}"
313 		    "{:rdirplus/%13ju}{:access/%13ju}\n",
314 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
315 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
316 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
317 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR],
318 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
319 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
320 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
321 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS]);
322 
323 		xo_emit("{T:Mknod/%13.13s}{T:Fsstat/%13.13s}"
324 		    "{T:Fsinfo/%13.13s}{T:PathConf/%13.13s}"
325 		    "{T:Commit/%13.13s}\n");
326 		xo_emit("{:mknod/%13ju}{:fsstat/%13ju}"
327 		    "{:fsinfo/%13ju}{:pathconf/%13ju}"
328 		    "{:commit/%13ju}\n",
329 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
330 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT],
331 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
332 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
333 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT]);
334 
335 		xo_close_container("operations");
336 
337 		xo_open_container("rpcs");
338 		xo_emit("{T:Rpc Info:}\n");
339 
340 		xo_emit("{T:TimedOut/%13.13s}{T:Invalid/%13.13s}"
341 		    "{T:X Replies/%13.13s}{T:Retries/%13.13s}"
342 		    "{T:Requests/%13.13s}\n");
343 		xo_emit("{:timedout/%13ju}{:invalid/%13ju}"
344 		    "{:xreplies/%13ju}{:retries/%13ju}"
345 		    "{:requests/%13ju}\n",
346 			(uintmax_t)ext_nfsstats.rpctimeouts,
347 			(uintmax_t)ext_nfsstats.rpcinvalid,
348 			(uintmax_t)ext_nfsstats.rpcunexpected,
349 			(uintmax_t)ext_nfsstats.rpcretries,
350 			(uintmax_t)ext_nfsstats.rpcrequests);
351 		xo_close_container("rpcs");
352 
353 		xo_open_container("cache");
354 		xo_emit("{T:Cache Info:}\n");
355 
356 		xo_emit("{T:Attr Hits/%13.13s}{T:Attr Misses/%13.13s}"
357 		    "{T:Lkup Hits/%13.13s}{T:Lkup Misses/%13.13s}"
358 		    "{T:BioR Hits/%13.13s}{T:BioR Misses/%13.13s}"
359 		    "{T:BioW Hits/%13.13s}{T:BioW Misses/%13.13s}\n");
360 		xo_emit("{:attrhits/%13ju}{:attrmisses/%13ju}"
361 		    "{:lkuphits/%13ju}{:lkupmisses/%13ju}"
362 		    "{:biorhits/%13ju}{:biormisses/%13ju}"
363 		    "{:biowhits/%13ju}{:biowmisses/%13ju}\n",
364 		    (uintmax_t)ext_nfsstats.attrcache_hits,
365 		    (uintmax_t)ext_nfsstats.attrcache_misses,
366 		    (uintmax_t)ext_nfsstats.lookupcache_hits,
367 		    (uintmax_t)ext_nfsstats.lookupcache_misses,
368 		    (uintmax_t)(ext_nfsstats.biocache_reads -
369 		    ext_nfsstats.read_bios),
370 		    (uintmax_t)ext_nfsstats.read_bios,
371 		    (uintmax_t)(ext_nfsstats.biocache_writes -
372 		    ext_nfsstats.write_bios),
373 		    (uintmax_t)ext_nfsstats.write_bios);
374 
375 		xo_emit("{T:BioRL Hits/%13.13s}{T:BioRL Misses/%13.13s}"
376 		    "{T:BioD Hits/%13.13s}{T:BioD Misses/%13.13s}"
377 		    "{T:DirE Hits/%13.13s}{T:DirE Misses/%13.13s}"
378 		    "{T:Accs Hits/%13.13s}{T:Accs Misses/%13.13s}\n");
379 		xo_emit("{:biosrlhits/%13ju}{:biorlmisses/%13ju}"
380 		    "{:biodhits/%13ju}{:biodmisses/%13ju}"
381 		    "{:direhits/%13ju}{:diremisses/%13ju}"
382 		    "{:accshits/%13ju}{:accsmisses/%13ju}\n",
383 		    (uintmax_t)(ext_nfsstats.biocache_readlinks -
384 		    ext_nfsstats.readlink_bios),
385 		    (uintmax_t)ext_nfsstats.readlink_bios,
386 		    (uintmax_t)(ext_nfsstats.biocache_readdirs -
387 		    ext_nfsstats.readdir_bios),
388 		    (uintmax_t)ext_nfsstats.readdir_bios,
389 		    (uintmax_t)ext_nfsstats.direofcache_hits,
390 		    (uintmax_t)ext_nfsstats.direofcache_misses,
391 		    (uintmax_t)ext_nfsstats.accesscache_hits,
392 		    (uintmax_t)ext_nfsstats.accesscache_misses);
393 
394 		xo_close_container("cache");
395 
396 		xo_close_container("clientstats");
397 	}
398 	if (serverOnly) {
399 		xo_open_container("serverstats");
400 
401 		xo_emit("{T:Server Info:}\n");
402 		xo_open_container("operations");
403 
404 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
405 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
406 		    "{T:Read/%13.13s}{T:Write/%13.13s}"
407 		    "{T:Create/%13.13s}{T:Remove/%13.13s}\n");
408 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}"
409 		    "{:lookup/%13ju}{:readlink/%13ju}"
410 		    "{:read/%13ju}{:write/%13ju}"
411 		    "{:create/%13ju}{:remove/%13ju}\n",
412 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
413 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
414 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
415 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
416 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READ],
417 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
418 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATE],
419 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE]);
420 
421 		xo_emit("{T:Rename/%13.13s}{T:Link/%13.13s}"
422 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}"
423 		    "{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
424 		    "{T:RdirPlus/%13.13s}{T:Access/%13.13s}\n");
425 		xo_emit("{:rename/%13ju}{:link/%13ju}"
426 		    "{:symlink/%13ju}{:mkdir/%13ju}"
427 		    "{:rmdir/%13ju}{:readdir/%13ju}"
428 		    "{:rdirplus/%13ju}{:access/%13ju}\n",
429 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
430 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
431 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
432 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR],
433 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
434 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
435 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
436 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS]);
437 
438 		xo_emit("{T:Mknod/%13.13s}{T:Fsstat/%13.13s}"
439 		    "{T:Fsinfo/%13.13s}{T:PathConf/%13.13s}"
440 		    "{T:Commit/%13.13s}\n");
441 		xo_emit("{:mknod/%13ju}{:fsstat/%13ju}"
442 		    "{:fsinfo/%13ju}{:pathconf/%13ju}"
443 		    "{:commit/%13ju}\n",
444 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
445 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT],
446 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
447 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
448 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT]);
449 
450 		xo_close_container("operations");
451 
452 		xo_open_container("server");
453 
454 		xo_emit("{T:Server Write Gathering:/%13.13s}\n");
455 
456 		xo_emit("{T:WriteOps/%13.13s}{T:WriteRPC/%13.13s}"
457 		    "{T:Opsaved/%13.13s}\n");
458 		xo_emit("{:writeops/%13ju}{:writerpc/%13ju}"
459 		    "{:opsaved/%13ju}\n",
460 		/*
461 		 * The new client doesn't do write gathering. It was
462 		 * only useful for NFSv2.
463 		 */
464 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
465 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE], 0);
466 
467 		xo_close_container("server");
468 
469 		xo_open_container("cache");
470 		xo_emit("{T:Server Cache Stats:/%13.13s}\n");
471 		xo_emit("{T:Inprog/%13.13s}"
472 		    "{T:Non-Idem/%13.13s}{T:Misses/%13.13s}\n");
473 		xo_emit("{:inprog/%13ju}{:nonidem/%13ju}{:misses/%13ju}\n",
474 			(uintmax_t)ext_nfsstats.srvcache_inproghits,
475 			(uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
476 			(uintmax_t)ext_nfsstats.srvcache_misses);
477 		xo_close_container("cache");
478 
479 		xo_close_container("serverstats");
480 	}
481 }
482 
483 static void
484 printhdr(int clientOnly, int serverOnly, int newStats)
485 {
486 
487 	if (newStats) {
488 		printf(" [%s Read %s]  [%s Write %s]  "
489 		    "%s[=========== Total ============]\n"
490 		    " KB/t   tps    MB/s%s  KB/t   tps    MB/s%s  "
491 		    "%sKB/t   tps    MB/s    ms  ql  %%b",
492 		    widemode ? "========" : "=====",
493 		    widemode ? "========" : "=====",
494 		    widemode ? "========" : "=====",
495 		    widemode ? "======="  : "====",
496 		    widemode ? "[Commit ]  " : "",
497 		    widemode ? "    ms" : "",
498 		    widemode ? "    ms" : "",
499 		    widemode ? "tps    ms  " : "");
500 	} else {
501 		printf("%s%6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s",
502 		    ((serverOnly && clientOnly) ? "        " : " "),
503 		    "GtAttr", "Lookup", "Rdlink", "Read", "Write", "Rename",
504 		    "Access", "Rddir");
505 		if (widemode && clientOnly) {
506 			printf(" Attr Lkup BioR BioW Accs BioD");
507 		}
508 	}
509 	printf("\n");
510 	fflush(stdout);
511 }
512 
513 static void
514 usage(void)
515 {
516 	(void)fprintf(stderr,
517 	    "usage: nfsstat [-cdemszW] [-w wait]\n");
518 	exit(1);
519 }
520 
521 static char SPBuf[64][8];
522 static int SPIndex;
523 
524 static char *
525 sperc1(int hits, int misses)
526 {
527 	char *p = SPBuf[SPIndex];
528 
529 	if (hits + misses) {
530 		sprintf(p, "%3d%%",
531 		    (int)(char)((quad_t)hits * 100 / (hits + misses)));
532 	} else {
533 		sprintf(p, "   -");
534 	}
535 	SPIndex = (SPIndex + 1) & 63;
536 	return(p);
537 }
538 
539 static char *
540 sperc2(int ttl, int misses)
541 {
542 	char *p = SPBuf[SPIndex];
543 
544 	if (ttl) {
545 		sprintf(p, "%3d%%",
546 		    (int)(char)((quad_t)(ttl - misses) * 100 / ttl));
547 	} else {
548 		sprintf(p, "   -");
549 	}
550 	SPIndex = (SPIndex + 1) & 63;
551 	return(p);
552 }
553 
554 #define DELTA_T(field)					\
555 	devstat_compute_etime(&cur_stats->field,	\
556 	(prev_stats ? &prev_stats->field : NULL))
557 
558 /*
559  * XXX KDM mostly copied from ctlstat.  We should commonize the code (and
560  * the devstat code) somehow.
561  */
562 static void
563 compute_new_stats(struct nfsstatsv1 *cur_stats,
564 		  struct nfsstatsv1 *prev_stats, int curop,
565 		  long double etime, long double *mbsec,
566 		  long double *kb_per_transfer,
567 		  long double *transfers_per_second,
568 		  long double *ms_per_transfer, uint64_t *queue_len,
569 		  long double *busy_pct)
570 {
571 	uint64_t total_bytes = 0, total_operations = 0;
572 	struct bintime total_time_bt;
573 	struct timespec total_time_ts;
574 
575 	bzero(&total_time_bt, sizeof(total_time_bt));
576 	bzero(&total_time_ts, sizeof(total_time_ts));
577 
578 	total_bytes = cur_stats->srvbytes[curop];
579 	total_operations = cur_stats->srvops[curop];
580 	if (prev_stats != NULL) {
581 		total_bytes -= prev_stats->srvbytes[curop];
582 		total_operations -= prev_stats->srvops[curop];
583 	}
584 
585 	*mbsec = total_bytes;
586 	*mbsec /= 1024 * 1024;
587 	if (etime > 0.0) {
588 		*busy_pct = DELTA_T(busytime);
589 		if (*busy_pct < 0)
590 			*busy_pct = 0;
591 		*busy_pct /= etime;
592 		*busy_pct *= 100;
593 		if (*busy_pct < 0)
594 			*busy_pct = 0;
595 		*mbsec /= etime;
596 	} else {
597 		*busy_pct = 0;
598 		*mbsec = 0;
599 	}
600 	*kb_per_transfer = total_bytes;
601 	*kb_per_transfer /= 1024;
602 	if (total_operations > 0)
603 		*kb_per_transfer /= total_operations;
604 	else
605 		*kb_per_transfer = 0;
606 	if (etime > 0.0) {
607 		*transfers_per_second = total_operations;
608 		*transfers_per_second /= etime;
609 	} else {
610 		*transfers_per_second = 0.0;
611 	}
612 
613 	if (total_operations > 0) {
614 		*ms_per_transfer = DELTA_T(srvduration[curop]);
615 		*ms_per_transfer /= total_operations;
616 		*ms_per_transfer *= 1000;
617 	} else
618 		*ms_per_transfer = 0.0;
619 
620 	*queue_len = cur_stats->srvstartcnt - cur_stats->srvdonecnt;
621 }
622 
623 /*
624  * Print a description of the nfs stats for the client/server,
625  * including NFSv4.1.
626  */
627 static void
628 exp_intpr(int clientOnly, int serverOnly, int nfs41)
629 {
630 	int nfssvc_flag;
631 
632 	xo_open_container("nfsv4");
633 
634 	nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
635 	if (zflag != 0) {
636 		if (clientOnly != 0)
637 			nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
638 		if (serverOnly != 0)
639 			nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
640 	}
641 	ext_nfsstats.vers = NFSSTATS_V1;
642 	if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
643 		xo_err(1, "Can't get stats");
644 	if (clientOnly != 0) {
645 		xo_open_container("clientstats");
646 
647 		xo_open_container("operations");
648 		if (printtitle) {
649 			xo_emit("{T:Client Info:}\n");
650 			xo_emit("{T:RPC Counts:}\n");
651 		}
652 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
653 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
654 		    "{T:Read/%13.13s}{T:Write/%13.13s}\n");
655 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}{:lookup/%13ju}"
656 		    "{:readlink/%13ju}{:read/%13ju}{:write/%13ju}\n",
657 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
658 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
659 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
660 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
661 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
662 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE]);
663 		xo_emit("{T:Create/%13.13s}{T:Remove/%13.13s}"
664 		    "{T:Rename/%13.13s}{T:Link/%13.13s}"
665 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}\n");
666 		xo_emit("{:create/%13ju}{:remove/%13ju}{:rename/%13ju}"
667 		  "{:link/%13ju}{:symlink/%13ju}{:mkdir/%13ju}\n",
668 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
669 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE],
670 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
671 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
672 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
673 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR]);
674 		xo_emit("{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
675 		    "{T:RdirPlus/%13.13s}{T:Access/%13.13s}"
676 		    "{T:Mknod/%13.13s}{T:Fsstat/%13.13s}\n");
677 		xo_emit("{:rmdir/%13ju}{:readdir/%13ju}{:rdirplus/%13ju}"
678 		    "{:access/%13ju}{:mknod/%13ju}{:fsstat/%13ju}\n",
679 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
680 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
681 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
682 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS],
683 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
684 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT]);
685 		xo_emit("{T:FSinfo/%13.13s}{T:pathConf/%13.13s}"
686 		    "{T:Commit/%13.13s}{T:SetClId/%13.13s}"
687 		    "{T:SetClIdCf/%13.13s}{T:Lock/%13.13s}\n");
688 		xo_emit("{:fsinfo/%13ju}{:pathconf/%13ju}{:commit/%13ju}"
689 		    "{:setclientid/%13ju}{:setclientidcf/%13ju}{:lock/%13ju}\n",
690 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
691 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
692 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT],
693 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTID],
694 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTIDCFRM],
695 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCK]);
696 		xo_emit("{T:LockT/%13.13s}{T:LockU/%13.13s}"
697 		    "{T:Open/%13.13s}{T:OpenCfr/%13.13s}\n");
698 		xo_emit("{:lockt/%13ju}{:locku/%13ju}"
699 		    "{:open/%13ju}{:opencfr/%13ju}\n",
700 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKT],
701 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKU],
702 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPEN],
703 		  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENCONFIRM]);
704 
705 		if (nfs41) {
706 			xo_open_container("nfsv41");
707 
708 			xo_emit("{T:OpenDownGr/%13.13s}{T:Close/%13.13s}\n");
709 			xo_emit("{:opendowngr/%13ju}{:close/%13ju}\n",
710 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENDOWNGRADE],
711 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CLOSE]);
712 
713 			xo_emit("{T:RelLckOwn/%13.13s}{T:FreeStateID/%13.13s}"
714 			    "{T:PutRootFH/%13.13s}{T:DelegRet/%13.13s}"
715 			    "{T:GetAcl/%13.13s}{T:SetAcl/%13.13s}\n");
716 			xo_emit("{:rellckown/%13ju}{:freestateid/%13ju}"
717 			    "{:putrootfh/%13ju}{:delegret/%13ju}"
718 			    "{:getacl/%13ju}{:setacl/%13ju}\n",
719 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RELEASELCKOWN],
720 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FREESTATEID],
721 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PUTROOTFH],
722 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DELEGRETURN],
723 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETACL],
724 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETACL]);
725 
726 			xo_emit("{T:ExchangeId/%13.13s}{T:CreateSess/%13.13s}"
727 			    "{T:DestroySess/%13.13s}{T:DestroyClId/%13.13s}"
728 			    "{T:LayoutGet/%13.13s}{T:GetDevInfo/%13.13s}\n");
729 			xo_emit("{:exchangeid/%13ju}{:createsess/%13ju}"
730 			    "{:destroysess/%13ju}{:destroyclid/%13ju}"
731 			    "{:layoutget/%13ju}{:getdevinfo/%13ju}\n",
732 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_EXCHANGEID],
733 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATESESSION],
734 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DESTROYSESSION],
735 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DESTROYCLIENT],
736 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTGET],
737 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETDEVICEINFO]);
738 
739 			xo_emit("{T:LayoutCommit/%13.13s}{T:LayoutReturn/%13.13s}"
740 			    "{T:ReclaimCompl/%13.13s}{T:ReadDataS/%13.13s}"
741 			    "{T:WriteDataS/%13.13s}{T:CommitDataS/%13.13s}\n");
742 			xo_emit("{:layoutcomit/%13ju}{:layoutreturn/%13ju}"
743 			    "{:reclaimcompl/%13ju}{:readdatas/%13ju}"
744 			    "{:writedatas/%13ju}{:commitdatas/%13ju}\n",
745 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTCOMMIT],
746 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTRETURN],
747 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RECLAIMCOMPL],
748 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDS],
749 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITEDS],
750 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMITDS]);
751 
752 			xo_emit("{T:OpenLayout/%13.13s}{T:CreateLayout/%13.13s}\n");
753 			xo_emit("{:openlayout/%13ju}{:createlayout/%13ju}\n",
754 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENLAYGET],
755 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATELAYGET]);
756 
757 			xo_close_container("nfsv41");
758 
759 			xo_open_container("nfsv42");
760 
761 			xo_emit("{T:IOAdvise/%13.13s}{T:Allocate/%13.13s}"
762 			    "{T:Copy/%13.13s}{T:Seek/%13.13s}"
763 			    "{T:SeekDataS/%13.13s}{T:GetExtattr/%13.13s}\n");
764 			xo_emit("{:ioadvise/%13ju}{:allocate/%13ju}"
765 			    "{:copy/%13ju}{:seek/%13ju}"
766 			    "{:seekdatas/%13ju}{:getextattr/%13ju}\n",
767 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_IOADVISE],
768 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ALLOCATE],
769 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COPY],
770 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SEEK],
771 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SEEKDS],
772 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETEXTATTR]);
773 
774 			xo_emit("{T:SetExtattr/%13.13s}{T:RmExtattr/%13.13s}"
775 			    "{T:ListExtattr/%13.13s}\n");
776 			xo_emit("{:setextattr/%13ju}{:rmextattr/%13ju}"
777 			    "{:listextattr/%13ju}\n",
778 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETEXTATTR],
779 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMEXTATTR],
780 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LISTEXTATTR]);
781 
782 			xo_close_container("nfsv42");
783 		}
784 		xo_close_container("operations");
785 
786 		xo_open_container("client");
787 		xo_emit("{T:OpenOwner/%13.13s}{T:Opens/%13.13s}"
788 		    "{T:LockOwner/%13.13s}{T:Locks/%13.13s}"
789 		    "{T:Delegs/%13.13s}{T:LocalOwn/%13.13s}\n");
790 		xo_emit("{:openowner/%13ju}{:opens/%13ju}"
791 		    "{:lockowner/%13ju}{:locks/%13ju}"
792 		    "{:delegs/%13ju}{:localown/%13ju}\n",
793 		    (uintmax_t)ext_nfsstats.clopenowners,
794 		    (uintmax_t)ext_nfsstats.clopens,
795 		    (uintmax_t)ext_nfsstats.cllockowners,
796 		    (uintmax_t)ext_nfsstats.cllocks,
797 		    (uintmax_t)ext_nfsstats.cldelegates,
798 		    (uintmax_t)ext_nfsstats.cllocalopenowners);
799 
800 		xo_emit("{T:LocalOpen/%13.13s}{T:LocalLown/%13.13s}"
801 		    "{T:LocalLock/%13.13s}\n");
802 		xo_emit("{:localopen/%13ju}{:locallown/%13ju}"
803 		    "{:locallock/%13ju}\n",
804 		    (uintmax_t)ext_nfsstats.cllocalopens,
805 		    (uintmax_t)ext_nfsstats.cllocallockowners,
806 		    (uintmax_t)ext_nfsstats.cllocallocks);
807 		xo_close_container("client");
808 
809 		xo_open_container("rpc");
810 		if (printtitle)
811 			xo_emit("{T:Rpc Info:}\n");
812 		xo_emit("{T:TimedOut/%13.13s}{T:Invalid/%13.13s}"
813 		    "{T:X Replies/%13.13s}{T:Retries/%13.13s}"
814 		    "{T:Requests/%13.13s}\n");
815 		xo_emit("{:timedout/%13ju}{:invalid/%13ju}"
816 		    "{:xreplies/%13ju}{:retries/%13ju}"
817 		    "{:requests/%13ju}\n",
818 		    (uintmax_t)ext_nfsstats.rpctimeouts,
819 		    (uintmax_t)ext_nfsstats.rpcinvalid,
820 		    (uintmax_t)ext_nfsstats.rpcunexpected,
821 		    (uintmax_t)ext_nfsstats.rpcretries,
822 		    (uintmax_t)ext_nfsstats.rpcrequests);
823 		xo_close_container("rpc");
824 
825 		xo_open_container("cache");
826 		if (printtitle)
827 			xo_emit("{T:Cache Info:}\n");
828 		xo_emit("{T:Attr Hits/%13.13s}{T:Attr Misses/%13.13s}"
829 		    "{T:Lkup Hits/%13.13s}{T:Lkup Misses/%13.13s}\n");
830 		xo_emit("{:attrhits/%13ju}{:attrmisses/%13ju}"
831 		    "{:lkuphits/%13ju}{:lkupmisses/%13ju}\n",
832 		    (uintmax_t)ext_nfsstats.attrcache_hits,
833 		    (uintmax_t)ext_nfsstats.attrcache_misses,
834 		    (uintmax_t)ext_nfsstats.lookupcache_hits,
835 		    (uintmax_t)ext_nfsstats.lookupcache_misses);
836 
837 		xo_emit("{T:BioR Hits/%13.13s}{T:BioR Misses/%13.13s}"
838 		    "{T:BioW Hits/%13.13s}{T:BioW Misses/%13.13s}\n");
839 		xo_emit("{:biorhits/%13ju}{:biormisses/%13ju}"
840 		    "{:biowhits/%13ju}{:biowmisses/%13ju}\n",
841 		    (uintmax_t)(ext_nfsstats.biocache_reads -
842 		    ext_nfsstats.read_bios),
843 		    (uintmax_t)ext_nfsstats.read_bios,
844 		    (uintmax_t)(ext_nfsstats.biocache_writes -
845 		    ext_nfsstats.write_bios),
846 		    (uintmax_t)ext_nfsstats.write_bios);
847 
848 		xo_emit("{T:BioRL Hits/%13.13s}{T:BioRL Misses/%13.13s}"
849 		    "{T:BioD Hits/%13.13s}{T:BioD Misses/%13.13s}\n");
850 		xo_emit("{:biorlhits/%13ju}{:biorlmisses/%13ju}"
851 		    "{:biodhits/%13ju}{:biodmisses/%13ju}\n",
852 		    (uintmax_t)(ext_nfsstats.biocache_readlinks -
853 		    ext_nfsstats.readlink_bios),
854 		    (uintmax_t)ext_nfsstats.readlink_bios,
855 		    (uintmax_t)(ext_nfsstats.biocache_readdirs -
856 		    ext_nfsstats.readdir_bios),
857 		    (uintmax_t)ext_nfsstats.readdir_bios);
858 
859 		xo_emit("{T:DirE Hits/%13.13s}{T:DirE Misses/%13.13s}\n");
860 		xo_emit("{:direhits/%13ju}{:diremisses/%13ju}\n",
861 		    (uintmax_t)ext_nfsstats.direofcache_hits,
862 		    (uintmax_t)ext_nfsstats.direofcache_misses);
863 		xo_open_container("cache");
864 
865 		xo_close_container("clientstats");
866 	}
867 	if (serverOnly != 0) {
868 		xo_open_container("serverstats");
869 
870 		xo_open_container("operations");
871 		if (printtitle)
872 			xo_emit("{T:Server Info:}\n");
873 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
874 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
875 		    "{T:Read/%13.13s}{T:Write/%13.13s}\n");
876 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}{:lookup/%13ju}"
877 		    "{:readlink/%13ju}{:read/%13ju}{:write/%13ju}\n",
878 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
879 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
880 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
881 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
882 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READ],
883 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE]);
884 		xo_emit("{T:Create/%13.13s}{T:Remove/%13.13s}"
885 		    "{T:Rename/%13.13s}{T:Link/%13.13s}"
886 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}\n");
887 		xo_emit("{:create/%13ju}{:remove/%13ju}{:rename/%13ju}"
888 		    "{:link/%13ju}{:symlink/%13ju}{:mkdir/%13ju}\n",
889 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_V3CREATE],
890 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE],
891 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
892 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
893 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
894 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR]);
895 		xo_emit("{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
896 		    "{T:RdirPlus/%13.13s}{T:Access/%13.13s}"
897 		    "{T:Mknod/%13.13s}{T:Fsstat/%13.13s}\n");
898 		xo_emit("{:rmdir/%13ju}{:readdir/%13ju}{:rdirplus/%13ju}"
899 		    "{:access/%13ju}{:mknod/%13ju}{:fsstat/%13ju}\n",
900 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
901 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
902 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
903 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS],
904 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
905 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT]);
906 		xo_emit("{T:FSinfo/%13.13s}{T:pathConf/%13.13s}"
907 		    "{T:Commit/%13.13s}{T:LookupP/%13.13s}"
908 		    "{T:SetClId/%13.13s}{T:SetClIdCf/%13.13s}\n");
909 		xo_emit("{:fsinfo/%13ju}{:pathconf/%13ju}{:commit/%13ju}"
910 		    "{:lookupp/%13ju}{:setclientid/%13ju}{:setclientidcfrm/%13ju}\n",
911 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
912 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
913 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT],
914 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUPP],
915 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTID],
916 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTIDCFRM]);
917 		xo_emit("{T:Open/%13.13s}{T:OpenAttr/%13.13s}"
918 		    "{T:OpenDwnGr/%13.13s}{T:OpenCfrm/%13.13s}"
919 		    "{T:DelePurge/%13.13s}{T:DelRet/%13.13s}\n");
920 		xo_emit("{:open/%13ju}{:openattr/%13ju}{:opendwgr/%13ju}"
921 		    "{:opencfrm/%13ju}{:delepurge/%13ju}{:delreg/%13ju}\n",
922 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPEN],
923 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENATTR],
924 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENDOWNGRADE],
925 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OPENCONFIRM],
926 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DELEGPURGE],
927 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DELEGRETURN]);
928 		xo_emit("{T:GetFH/%13.13s}{T:Lock/%13.13s}"
929 		    "{T:LockT/%13.13s}{T:LockU/%13.13s}"
930 		    "{T:Close/%13.13s}{T:Verify/%13.13s}\n");
931 		xo_emit("{:getfh/%13ju}{:lock/%13ju}{:lockt/%13ju}"
932 		    "{:locku/%13ju}{:close/%13ju}{:verify/%13ju}\n",
933 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETFH],
934 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCK],
935 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCKT],
936 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOCKU],
937 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CLOSE],
938 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_VERIFY]);
939 		xo_emit("{T:NVerify/%13.13s}{T:PutFH/%13.13s}"
940 		    "{T:PutPubFH/%13.13s}{T:PutRootFH/%13.13s}"
941 		    "{T:Renew/%13.13s}{T:RestoreFH/%13.13s}\n");
942 		xo_emit("{:nverify/%13ju}{:putfh/%13ju}{:putpubfh/%13ju}"
943 		    "{:putrootfh/%13ju}{:renew/%13ju}{:restore/%13ju}\n",
944 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_NVERIFY],
945 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTFH],
946 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTPUBFH],
947 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PUTROOTFH],
948 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENEW],
949 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RESTOREFH]);
950 		xo_emit("{T:SaveFH/%13.13s}{T:Secinfo/%13.13s}"
951 		    "{T:RelLockOwn/%13.13s}{T:V4Create/%13.13s}\n");
952 		xo_emit("{:savefh/%13ju}{:secinfo/%13ju}{:rellockown/%13ju}"
953 		    "{:v4create/%13ju}\n",
954 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SAVEFH],
955 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SECINFO],
956 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RELEASELCKOWN],
957 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATE]);
958 		if (nfs41) {
959 			xo_open_container("nfsv41");
960 			xo_emit("{T:BackChannelCtrl/%13.13s}{T:BindConnToSess/%13.13s}"
961 			    "{T:ExchangeID/%13.13s}{T:CreateSess/%13.13s}"
962 			    "{T:DestroySess/%13.13s}{T:FreeStateID/%13.13s}\n");
963 			xo_emit("{:backchannelctrl/%13ju}{:bindconntosess/%13ju}"
964 			    "{:exchangeid/%13ju}{:createsess/%13ju}"
965 			    "{:destroysess/%13ju}{:freestateid/%13ju}\n",
966 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_BACKCHANNELCTL],
967 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_BINDCONNTOSESS],
968 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_EXCHANGEID],
969 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATESESSION],
970 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DESTROYSESSION],
971 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FREESTATEID]),
972 
973 			xo_emit("{T:GetDirDeleg/%13.13s}{T:GetDevInfo/%13.13s}"
974 			    "{T:GetDevList/%13.13s}{T:layoutCommit/%13.13s}"
975 			    "{T:LayoutGet/%13.13s}{T:LayoutReturn/%13.13s}\n");
976 			xo_emit("{:getdirdeleg/%13ju}{:getdevinfo/%13ju}"
977 			    "{:getdevlist/%13ju}{:layoutcommit/%13ju}"
978 			    "{:layoutget/%13ju}{:layoutreturn/%13ju}\n",
979 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETDIRDELEG],
980 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETDEVINFO],
981 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETDEVLIST],
982 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTCOMMIT],
983 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTGET],
984 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTRETURN]);
985 
986 			xo_emit("{T:SecInfNoName/%13.13s}{T:Sequence/%13.13s}"
987 			    "{T:SetSSV/%13.13s}{T:TestStateID/%13.13s}"
988 			    "{T:WantDeleg/%13.13s}{T:DestroyClId/%13.13s}\n");
989 			xo_emit("{:secinfnoname/%13ju}{:sequence/%13ju}"
990 			    "{:setssv/%13ju}{:teststateid/%13ju}{:wantdeleg/%13ju}"
991 			    "{:destroyclid/%13ju}\n",
992 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SECINFONONAME],
993 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SEQUENCE],
994 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETSSV],
995 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_TESTSTATEID],
996 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WANTDELEG],
997 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DESTROYCLIENTID]);
998 
999 			xo_emit("{T:ReclaimCompl/%13.13s}\n");
1000 			xo_emit("{:reclaimcompl/%13ju}\n",
1001 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RECLAIMCOMPL]);
1002 
1003 			xo_close_container("nfsv41");
1004 
1005 			xo_open_container("nfsv42");
1006 
1007 			xo_emit("{T:Allocate/%13.13s}{T:Copy/%13.13s}"
1008 			    "{T:CopyNotify/%13.13s}{T:Deallocate/%13.13s}"
1009 			    "{T:IOAdvise/%13.13s}{T:LayoutError/%13.13s}\n");
1010 			xo_emit("{:allocate/%13ju}{:copy/%13ju}"
1011 			    "{:copynotify/%13ju}{:deallocate/%13ju}"
1012 			    "{:ioadvise/%13ju}{:layouterror/%13ju}\n",
1013 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ALLOCATE],
1014 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COPY],
1015 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COPYNOTIFY],
1016 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_DEALLOCATE],
1017 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_IOADVISE],
1018 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTERROR]);
1019 
1020 			xo_emit("{T:LayoutStats/%13.13s}{T:OffloadCncl/%13.13s}"
1021 			    "{T:OffloadStat/%13.13s}{T:ReadPlus/%13.13s}"
1022 			    "{T:Seek/%13.13s}{T:WriteSame/%13.13s}\n");
1023 			xo_emit("{:layoutstats/%13ju}{:offloadcncl/%13ju}"
1024 			    "{:offloadstat/%13ju}{:readplus/%13ju}"
1025 			    "{:seek/%13ju}{:writesame/%13ju}\n",
1026 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LAYOUTSTATS],
1027 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OFFLOADCANCEL],
1028 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_OFFLOADSTATUS],
1029 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READPLUS],
1030 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SEEK],
1031 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITESAME]);
1032 
1033 			xo_emit("{T:Clone/%13.13s}{T:GetExtattr/%13.13s}"
1034 			    "{T:SetExtattr/%13.13s}{T:ListExtattr/%13.13s}"
1035 			    "{T:RmExtattr/%13.13s}\n");
1036 			xo_emit("{:clone/%13ju}{:getextattr/%13ju}"
1037 			    "{:setextattr/%13ju}{:listextattr/%13ju}"
1038 			    "{:rmextattr/%13ju}\n",
1039 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CLONE],
1040 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETXATTR],
1041 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETXATTR],
1042 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LISTXATTRS],
1043 			    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVEXATTR]);
1044 
1045 			xo_close_container("nfsv42");
1046 		}
1047 
1048 		xo_close_container("operations");
1049 
1050 		if (printtitle)
1051 			xo_emit("{T:Server:}\n");
1052 		xo_open_container("server");
1053 		xo_emit("{T:Clients/%13.13s}{T:OpenOwner/%13.13s}"
1054 		    "{T:Opens/%13.13s}{T:LockOwner/%13.13s}{T:Locks/%13.13s}"
1055 		    "{T:Delegs/%13.13s}\n");
1056 		xo_emit("{:clients/%13ju}{:openowner/%13ju}{:opens/%13ju}"
1057 		    "{:lockowner/%13ju}{:locks/%13ju}{:delegs/%13ju}\n",
1058 		    (uintmax_t)ext_nfsstats.srvclients,
1059 		    (uintmax_t)ext_nfsstats.srvopenowners,
1060 		    (uintmax_t)ext_nfsstats.srvopens,
1061 		    (uintmax_t)ext_nfsstats.srvlockowners,
1062 		    (uintmax_t)ext_nfsstats.srvlocks,
1063 		    (uintmax_t)ext_nfsstats.srvdelegates);
1064 		xo_close_container("server");
1065 
1066 		if (printtitle)
1067 			xo_emit("{T:Server Cache Stats:}\n");
1068 		xo_open_container("cache");
1069 		xo_emit("{T:Inprog/%13.13s}"
1070 		    "{T:Non-idem/%13.13s}{T:Misses/%13.13s}"
1071 		    "{T:CacheSize/%13.13s}{T:TCPPeak/%13.13s}\n");
1072 		xo_emit("{:inprog/%13ju}{:nonidem/%13ju}"
1073 		    "{:misses/%13ju}{:cachesize/%13ju}{:tcppeak/%13ju}\n",
1074 		    (uintmax_t)ext_nfsstats.srvcache_inproghits,
1075 		    (uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
1076 		    (uintmax_t)ext_nfsstats.srvcache_misses,
1077 		    (uintmax_t)ext_nfsstats.srvcache_size,
1078 		    (uintmax_t)ext_nfsstats.srvcache_tcppeak);
1079 		xo_close_container("cache");
1080 
1081 		xo_close_container("serverstats");
1082 	}
1083 
1084 	xo_close_container("nfsv4");
1085 }
1086 
1087 static void
1088 compute_totals(struct nfsstatsv1 *total_stats, struct nfsstatsv1 *cur_stats)
1089 {
1090 	int i;
1091 
1092 	bzero(total_stats, sizeof(*total_stats));
1093 	for (i = 0; i < (NFSV42_NOPS + NFSV4OP_FAKENOPS); i++) {
1094 		total_stats->srvbytes[0] += cur_stats->srvbytes[i];
1095 		total_stats->srvops[0] += cur_stats->srvops[i];
1096 		bintime_add(&total_stats->srvduration[0],
1097 			    &cur_stats->srvduration[i]);
1098 		total_stats->srvrpccnt[i] = cur_stats->srvrpccnt[i];
1099 	}
1100 	total_stats->srvstartcnt = cur_stats->srvstartcnt;
1101 	total_stats->srvdonecnt = cur_stats->srvdonecnt;
1102 	total_stats->busytime = cur_stats->busytime;
1103 
1104 }
1105 
1106 /*
1107  * Print a running summary of nfs statistics for the experimental client and/or
1108  * server.
1109  * Repeat display every interval seconds, showing statistics
1110  * collected over that interval.  Assumes that interval is non-zero.
1111  * First line printed at top of screen is always cumulative.
1112  */
1113 static void
1114 exp_sidewaysintpr(u_int interval, int clientOnly, int serverOnly,
1115     int newStats)
1116 {
1117 	struct nfsstatsv1 nfsstats, lastst, *ext_nfsstatsp;
1118 	struct nfsstatsv1 curtotal, lasttotal;
1119 	struct timespec ts, lastts;
1120 	int hdrcnt = 1;
1121 
1122 	ext_nfsstatsp = &lastst;
1123 	ext_nfsstatsp->vers = NFSSTATS_V1;
1124 	if (nfssvc(NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT, ext_nfsstatsp) < 0)
1125 		err(1, "Can't get stats");
1126 	clock_gettime(CLOCK_MONOTONIC, &lastts);
1127 	compute_totals(&lasttotal, ext_nfsstatsp);
1128 	sleep(interval);
1129 
1130 	for (;;) {
1131 		ext_nfsstatsp = &nfsstats;
1132 		ext_nfsstatsp->vers = NFSSTATS_V1;
1133 		if (nfssvc(NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT, ext_nfsstatsp)
1134 		    < 0)
1135 			err(1, "Can't get stats");
1136 		clock_gettime(CLOCK_MONOTONIC, &ts);
1137 
1138 		if (--hdrcnt == 0) {
1139 			printhdr(clientOnly, serverOnly, newStats);
1140 			if (newStats)
1141 				hdrcnt = 20;
1142 			else if (clientOnly && serverOnly)
1143 				hdrcnt = 10;
1144 			else
1145 				hdrcnt = 20;
1146 		}
1147 		if (clientOnly && newStats == 0) {
1148 		    printf("%s %6ju %6ju %6ju %6ju %6ju %6ju %6ju %6ju",
1149 			((clientOnly && serverOnly) ? "Client:" : ""),
1150 			(uintmax_t)DELTA(rpccnt[NFSPROC_GETATTR]),
1151 			(uintmax_t)DELTA(rpccnt[NFSPROC_LOOKUP]),
1152 			(uintmax_t)DELTA(rpccnt[NFSPROC_READLINK]),
1153 			(uintmax_t)DELTA(rpccnt[NFSPROC_READ]),
1154 			(uintmax_t)DELTA(rpccnt[NFSPROC_WRITE]),
1155 			(uintmax_t)DELTA(rpccnt[NFSPROC_RENAME]),
1156 			(uintmax_t)DELTA(rpccnt[NFSPROC_ACCESS]),
1157 			(uintmax_t)(DELTA(rpccnt[NFSPROC_READDIR]) +
1158 			DELTA(rpccnt[NFSPROC_READDIRPLUS]))
1159 		    );
1160 		    if (widemode) {
1161 			    printf(" %s %s %s %s %s %s",
1162 				sperc1(DELTA(attrcache_hits),
1163 				    DELTA(attrcache_misses)),
1164 				sperc1(DELTA(lookupcache_hits),
1165 				    DELTA(lookupcache_misses)),
1166 				sperc2(DELTA(biocache_reads),
1167 				    DELTA(read_bios)),
1168 				sperc2(DELTA(biocache_writes),
1169 				    DELTA(write_bios)),
1170 				sperc1(DELTA(accesscache_hits),
1171 				    DELTA(accesscache_misses)),
1172 				sperc2(DELTA(biocache_readdirs),
1173 				    DELTA(readdir_bios))
1174 			    );
1175 		    }
1176 		    printf("\n");
1177 		}
1178 
1179 		if (serverOnly && newStats) {
1180 			long double cur_secs, last_secs, etime;
1181 			long double mbsec;
1182 			long double kb_per_transfer;
1183 			long double transfers_per_second;
1184 			long double ms_per_transfer;
1185 			uint64_t queue_len;
1186 			long double busy_pct;
1187 			int i;
1188 
1189 			cur_secs = ts.tv_sec +
1190 			    ((long double)ts.tv_nsec / 1000000000);
1191 			last_secs = lastts.tv_sec +
1192 			    ((long double)lastts.tv_nsec / 1000000000);
1193 			etime = cur_secs - last_secs;
1194 
1195 			compute_totals(&curtotal, &nfsstats);
1196 
1197 			for (i = 0; i < NUM_STAT_TYPES; i++) {
1198 				compute_new_stats(&nfsstats, &lastst,
1199 				    STAT_TYPE_TO_NFS(i), etime, &mbsec,
1200 				    &kb_per_transfer,
1201 				    &transfers_per_second,
1202 				    &ms_per_transfer, &queue_len,
1203 				    &busy_pct);
1204 
1205 				if (i == STAT_TYPE_COMMIT) {
1206 					if (widemode == 0)
1207 						continue;
1208 
1209 					printf("%2.0Lf %7.2Lf ",
1210 					    transfers_per_second,
1211 					    ms_per_transfer);
1212 				} else {
1213 					printf("%5.2Lf %5.0Lf %7.2Lf ",
1214 					    kb_per_transfer,
1215 					    transfers_per_second, mbsec);
1216 					if (widemode)
1217 						printf("%5.2Lf ",
1218 						    ms_per_transfer);
1219 				}
1220 			}
1221 
1222 			compute_new_stats(&curtotal, &lasttotal, 0, etime,
1223 			    &mbsec, &kb_per_transfer, &transfers_per_second,
1224 			    &ms_per_transfer, &queue_len, &busy_pct);
1225 
1226 			printf("%5.2Lf %5.0Lf %7.2Lf %5.2Lf %3ju %3.0Lf\n",
1227 			    kb_per_transfer, transfers_per_second, mbsec,
1228 			    ms_per_transfer, queue_len, busy_pct);
1229 		} else if (serverOnly) {
1230 		    printf("%s %6ju %6ju %6ju %6ju %6ju %6ju %6ju %6ju",
1231 			((clientOnly && serverOnly) ? "Server:" : ""),
1232 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_GETATTR]),
1233 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_LOOKUP]),
1234 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_READLINK]),
1235 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_READ]),
1236 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_WRITE]),
1237 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_RENAME]),
1238 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_ACCESS]),
1239 			(uintmax_t)(DELTA(srvrpccnt[NFSV4OP_READDIR]) +
1240 			DELTA(srvrpccnt[NFSV4OP_READDIRPLUS])));
1241 		    printf("\n");
1242 		}
1243 		bcopy(&nfsstats, &lastst, sizeof(lastst));
1244 		bcopy(&curtotal, &lasttotal, sizeof(lasttotal));
1245 		lastts = ts;
1246 		fflush(stdout);
1247 		sleep(interval);
1248 	}
1249 	/*NOTREACHED*/
1250 }
1251