xref: /freebsd/usr.bin/nfsstat/nfsstat.c (revision 525fe93dc7487a1e63a90f6a2b956abc601963c1)
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 #include <sys/param.h>
64 #include <sys/module.h>
65 #include <sys/mount.h>
66 #include <sys/time.h>
67 #include <sys/sysctl.h>
68 #include <nfs/nfssvc.h>
69 
70 #include <fs/nfs/nfsproto.h>
71 #include <fs/nfs/nfsport.h>
72 
73 #include <signal.h>
74 #include <fcntl.h>
75 #include <ctype.h>
76 #include <errno.h>
77 #include <limits.h>
78 #include <nlist.h>
79 #include <unistd.h>
80 #include <stdio.h>
81 #include <stdint.h>
82 #include <stdlib.h>
83 #include <string.h>
84 #include <paths.h>
85 #include <devstat.h>
86 #include <err.h>
87 
88 #include <libxo/xo.h>
89 
90 static int widemode = 0;
91 static int zflag = 0;
92 static int printtitle = 1;
93 static struct nfsstatsv1 ext_nfsstats;
94 static int extra_output = 0;
95 
96 static void intpr(int, int);
97 static void printhdr(int, int, int);
98 static void usage(void) __dead2;
99 static char *sperc1(int, int);
100 static char *sperc2(int, int);
101 static void exp_intpr(int, int, int);
102 static void exp_sidewaysintpr(u_int, int, int, int);
103 static void compute_new_stats(struct nfsstatsv1 *cur_stats,
104     struct nfsstatsv1 *prev_stats, int curop, long double etime,
105     long double *mbsec, long double *kb_per_transfer,
106     long double *transfers_per_second, long double *ms_per_transfer,
107     uint64_t *queue_len, long double *busy_pct);
108 
109 #define DELTA(field)	(nfsstats.field - lastst.field)
110 
111 #define	STAT_TYPE_READ		0
112 #define	STAT_TYPE_WRITE		1
113 #define	STAT_TYPE_COMMIT	2
114 #define	NUM_STAT_TYPES		3
115 
116 struct stattypes {
117 	int stat_type;
118 	int nfs_type;
119 };
120 static struct stattypes statstruct[] = {
121 	{STAT_TYPE_READ, NFSV4OP_READ},
122 	{STAT_TYPE_WRITE, NFSV4OP_WRITE},
123 	{STAT_TYPE_COMMIT, NFSV4OP_COMMIT}
124 };
125 
126 #define	STAT_TYPE_TO_NFS(stat_type)	statstruct[stat_type].nfs_type
127 
128 #define	NFSSTAT_XO_VERSION	"1"
129 
130 int
131 main(int argc, char **argv)
132 {
133 	u_int interval;
134 	int clientOnly = -1;
135 	int serverOnly = -1;
136 	int newStats = 0;
137 	int ch;
138 	int mntlen, i;
139 	char buf[1024];
140 	struct statfs *mntbuf;
141 	struct nfscl_dumpmntopts dumpmntopts;
142 
143 	interval = 0;
144 
145 	argc = xo_parse_args(argc, argv);
146 	if (argc < 0)
147 		exit(1);
148 
149 	xo_set_version(NFSSTAT_XO_VERSION);
150 
151 	while ((ch = getopt(argc, argv, "cdEesWM:mN:w:zq")) != -1)
152 		switch(ch) {
153 		case 'M':
154 			printf("*** -M option deprecated, ignored\n\n");
155 			break;
156 		case 'm':
157 			/* Display mount options for NFS mount points. */
158 			mntlen = getmntinfo(&mntbuf, MNT_NOWAIT);
159 			for (i = 0; i < mntlen; i++) {
160 				if (strcmp(mntbuf->f_fstypename, "nfs") == 0) {
161 					dumpmntopts.ndmnt_fname =
162 					    mntbuf->f_mntonname;
163 					dumpmntopts.ndmnt_buf = buf;
164 					dumpmntopts.ndmnt_blen = sizeof(buf);
165 					if (nfssvc(NFSSVC_DUMPMNTOPTS,
166 					    &dumpmntopts) >= 0)
167 						printf("%s on %s\n%s\n",
168 						    mntbuf->f_mntfromname,
169 						    mntbuf->f_mntonname, buf);
170 					else if (errno == EPERM)
171 						errx(1, "Only privileged users"
172 						    " can use the -m option");
173 				}
174 				mntbuf++;
175 			}
176 			exit(0);
177 		case 'N':
178 			printf("*** -N option deprecated, ignored\n\n");
179 			break;
180 		case 'W':
181 			widemode = 1;
182 			break;
183 		case 'w':
184 			interval = atoi(optarg);
185 			break;
186 		case 'c':
187 			clientOnly = 1;
188 			if (serverOnly < 0)
189 				serverOnly = 0;
190 			break;
191 		case 'd':
192 			newStats = 1;
193 			if (interval == 0)
194 				interval = 1;
195 			break;
196 		case 's':
197 			serverOnly = 1;
198 			if (clientOnly < 0)
199 				clientOnly = 0;
200 			break;
201 		case 'z':
202 			zflag = 1;
203 			break;
204 		case 'E':
205 			if (extra_output != 0)
206 				xo_err(1, "-e and -E are mutually exclusive");
207 			extra_output = 2;
208 			break;
209 		case 'e':
210 			if (extra_output != 0)
211 				xo_err(1, "-e and -E are mutually exclusive");
212 			extra_output = 1;
213 			break;
214 		case 'q':
215 			printtitle = 0;
216 			break;
217 		case '?':
218 		default:
219 			usage();
220 		}
221 	argc -= optind;
222 	argv += optind;
223 
224 #define	BACKWARD_COMPATIBILITY
225 #ifdef	BACKWARD_COMPATIBILITY
226 	if (*argv)
227 		interval = atoi(*argv);
228 #endif
229 	if (modfind("nfscommon") < 0)
230 		xo_err(1, "NFS client/server not loaded");
231 
232 	if (interval) {
233 		exp_sidewaysintpr(interval, clientOnly, serverOnly,
234 		    newStats);
235 	} else {
236 		xo_open_container("nfsstat");
237 		if (extra_output != 0)
238 			exp_intpr(clientOnly, serverOnly, extra_output - 1);
239 		else
240 			intpr(clientOnly, serverOnly);
241 		xo_close_container("nfsstat");
242 	}
243 
244 	xo_finish();
245 	exit(0);
246 }
247 
248 /*
249  * Print a description of the nfs stats.
250  */
251 static void
252 intpr(int clientOnly, int serverOnly)
253 {
254 	int nfssvc_flag;
255 
256 	nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
257 	if (zflag != 0) {
258 		if (clientOnly != 0)
259 			nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
260 		if (serverOnly != 0)
261 			nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
262 	}
263 	ext_nfsstats.vers = NFSSTATS_V1;
264 	if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
265 		xo_err(1, "Can't get stats");
266 	if (clientOnly) {
267 		xo_open_container("clientstats");
268 
269 		if (printtitle)
270 			xo_emit("{T:Client Info:\n");
271 
272 		xo_open_container("operations");
273 		xo_emit("{T:Rpc Counts:}\n");
274 
275 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
276 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
277 		    "{T:Read/%13.13s}{T:Write/%13.13s}"
278 		  "{T:Create/%13.13s}{T:Remove/%13.13s}\n");
279 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}"
280 		    "{:lookup/%13ju}{:readlink/%13ju}"
281 		    "{:read/%13ju}{:write/%13ju}"
282 		    "{:create/%13ju}{:remove/%13ju}\n",
283 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
284 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
285 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
286 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
287 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
288 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE],
289 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
290 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE]);
291 
292 		xo_emit("{T:Rename/%13.13s}{T:Link/%13.13s}"
293 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}"
294 		    "{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
295 		  "{T:RdirPlus/%13.13s}{T:Access/%13.13s}\n");
296 		xo_emit("{:rename/%13ju}{:link/%13ju}"
297 		    "{:symlink/%13ju}{:mkdir/%13ju}"
298 		    "{:rmdir/%13ju}{:readdir/%13ju}"
299 		    "{:rdirplus/%13ju}{:access/%13ju}\n",
300 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
301 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
302 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
303 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR],
304 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
305 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
306 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
307 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS]);
308 
309 		xo_emit("{T:Mknod/%13.13s}{T:Fsstat/%13.13s}"
310 		    "{T:Fsinfo/%13.13s}{T:PathConf/%13.13s}"
311 		    "{T:Commit/%13.13s}\n");
312 		xo_emit("{:mknod/%13ju}{:fsstat/%13ju}"
313 		    "{:fsinfo/%13ju}{:pathconf/%13ju}"
314 		    "{:commit/%13ju}\n",
315 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
316 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT],
317 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
318 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
319 			(uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT]);
320 
321 		xo_close_container("operations");
322 
323 		xo_open_container("rpcs");
324 		xo_emit("{T:Rpc Info:}\n");
325 
326 		xo_emit("{T:TimedOut/%13.13s}{T:Invalid/%13.13s}"
327 		    "{T:X Replies/%13.13s}{T:Retries/%13.13s}"
328 		    "{T:Requests/%13.13s}\n");
329 		xo_emit("{:timedout/%13ju}{:invalid/%13ju}"
330 		    "{:xreplies/%13ju}{:retries/%13ju}"
331 		    "{:requests/%13ju}\n",
332 			(uintmax_t)ext_nfsstats.rpctimeouts,
333 			(uintmax_t)ext_nfsstats.rpcinvalid,
334 			(uintmax_t)ext_nfsstats.rpcunexpected,
335 			(uintmax_t)ext_nfsstats.rpcretries,
336 			(uintmax_t)ext_nfsstats.rpcrequests);
337 		xo_close_container("rpcs");
338 
339 		xo_open_container("cache");
340 		xo_emit("{T:Cache Info:}\n");
341 
342 		xo_emit("{T:Attr Hits/%13.13s}{T:Attr Misses/%13.13s}"
343 		    "{T:Lkup Hits/%13.13s}{T:Lkup Misses/%13.13s}"
344 		    "{T:BioR Hits/%13.13s}{T:BioR Misses/%13.13s}"
345 		    "{T:BioW Hits/%13.13s}{T:BioW Misses/%13.13s}\n");
346 		xo_emit("{:attrhits/%13ju}{:attrmisses/%13ju}"
347 		    "{:lkuphits/%13ju}{:lkupmisses/%13ju}"
348 		    "{:biorhits/%13ju}{:biormisses/%13ju}"
349 		    "{:biowhits/%13ju}{:biowmisses/%13ju}\n",
350 		    (uintmax_t)ext_nfsstats.attrcache_hits,
351 		    (uintmax_t)ext_nfsstats.attrcache_misses,
352 		    (uintmax_t)ext_nfsstats.lookupcache_hits,
353 		    (uintmax_t)ext_nfsstats.lookupcache_misses,
354 		    (uintmax_t)(ext_nfsstats.biocache_reads -
355 		    ext_nfsstats.read_bios),
356 		    (uintmax_t)ext_nfsstats.read_bios,
357 		    (uintmax_t)(ext_nfsstats.biocache_writes -
358 		    ext_nfsstats.write_bios),
359 		    (uintmax_t)ext_nfsstats.write_bios);
360 
361 		xo_emit("{T:BioRL Hits/%13.13s}{T:BioRL Misses/%13.13s}"
362 		    "{T:BioD Hits/%13.13s}{T:BioD Misses/%13.13s}"
363 		    "{T:DirE Hits/%13.13s}{T:DirE Misses/%13.13s}"
364 		    "{T:Accs Hits/%13.13s}{T:Accs Misses/%13.13s}\n");
365 		xo_emit("{:biosrlhits/%13ju}{:biorlmisses/%13ju}"
366 		    "{:biodhits/%13ju}{:biodmisses/%13ju}"
367 		    "{:direhits/%13ju}{:diremisses/%13ju}"
368 		    "{:accshits/%13ju}{:accsmisses/%13ju}\n",
369 		    (uintmax_t)(ext_nfsstats.biocache_readlinks -
370 		    ext_nfsstats.readlink_bios),
371 		    (uintmax_t)ext_nfsstats.readlink_bios,
372 		    (uintmax_t)(ext_nfsstats.biocache_readdirs -
373 		    ext_nfsstats.readdir_bios),
374 		    (uintmax_t)ext_nfsstats.readdir_bios,
375 		    (uintmax_t)ext_nfsstats.direofcache_hits,
376 		    (uintmax_t)ext_nfsstats.direofcache_misses,
377 		    (uintmax_t)ext_nfsstats.accesscache_hits,
378 		    (uintmax_t)ext_nfsstats.accesscache_misses);
379 
380 		xo_close_container("cache");
381 
382 		xo_close_container("clientstats");
383 	}
384 	if (serverOnly) {
385 		xo_open_container("serverstats");
386 
387 		xo_emit("{T:Server Info:}\n");
388 		xo_open_container("operations");
389 
390 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
391 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
392 		    "{T:Read/%13.13s}{T:Write/%13.13s}"
393 		    "{T:Create/%13.13s}{T:Remove/%13.13s}\n");
394 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}"
395 		    "{:lookup/%13ju}{:readlink/%13ju}"
396 		    "{:read/%13ju}{:write/%13ju}"
397 		    "{:create/%13ju}{:remove/%13ju}\n",
398 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
399 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
400 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
401 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
402 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READ],
403 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
404 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_CREATE],
405 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE]);
406 
407 		xo_emit("{T:Rename/%13.13s}{T:Link/%13.13s}"
408 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}"
409 		    "{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
410 		    "{T:RdirPlus/%13.13s}{T:Access/%13.13s}\n");
411 		xo_emit("{:rename/%13ju}{:link/%13ju}"
412 		    "{:symlink/%13ju}{:mkdir/%13ju}"
413 		    "{:rmdir/%13ju}{:readdir/%13ju}"
414 		    "{:rdirplus/%13ju}{:access/%13ju}\n",
415 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
416 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
417 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
418 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR],
419 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
420 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
421 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
422 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS]);
423 
424 		xo_emit("{T:Mknod/%13.13s}{T:Fsstat/%13.13s}"
425 		    "{T:Fsinfo/%13.13s}{T:PathConf/%13.13s}"
426 		    "{T:Commit/%13.13s}\n");
427 		xo_emit("{:mknod/%13ju}{:fsstat/%13ju}"
428 		    "{:fsinfo/%13ju}{:pathconf/%13ju}"
429 		    "{:commit/%13ju}\n",
430 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
431 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT],
432 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
433 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
434 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT]);
435 
436 		xo_close_container("operations");
437 
438 		xo_open_container("server");
439 
440 		xo_emit("{T:Server Write Gathering:/%13.13s}\n");
441 
442 		xo_emit("{T:WriteOps/%13.13s}{T:WriteRPC/%13.13s}"
443 		    "{T:Opsaved/%13.13s}\n");
444 		xo_emit("{:writeops/%13ju}{:writerpc/%13ju}"
445 		    "{:opsaved/%13ju}\n",
446 		/*
447 		 * The new client doesn't do write gathering. It was
448 		 * only useful for NFSv2.
449 		 */
450 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
451 		    (uintmax_t)ext_nfsstats.srvrpccnt[NFSV4OP_WRITE], 0);
452 
453 		xo_close_container("server");
454 
455 		xo_open_container("cache");
456 		xo_emit("{T:Server Cache Stats:/%13.13s}\n");
457 		xo_emit("{T:Inprog/%13.13s}"
458 		    "{T:Non-Idem/%13.13s}{T:Misses/%13.13s}\n");
459 		xo_emit("{:inprog/%13ju}{:nonidem/%13ju}{:misses/%13ju}\n",
460 			(uintmax_t)ext_nfsstats.srvcache_inproghits,
461 			(uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
462 			(uintmax_t)ext_nfsstats.srvcache_misses);
463 		xo_close_container("cache");
464 
465 		xo_close_container("serverstats");
466 	}
467 }
468 
469 static void
470 printhdr(int clientOnly, int serverOnly, int newStats)
471 {
472 
473 	if (newStats) {
474 		printf(" [%s Read %s]  [%s Write %s]  "
475 		    "%s[=========== Total ============]\n"
476 		    " KB/t   tps    MB/s%s  KB/t   tps    MB/s%s  "
477 		    "%sKB/t   tps    MB/s    ms  ql  %%b",
478 		    widemode ? "========" : "=====",
479 		    widemode ? "========" : "=====",
480 		    widemode ? "========" : "=====",
481 		    widemode ? "======="  : "====",
482 		    widemode ? "[Commit ]  " : "",
483 		    widemode ? "    ms" : "",
484 		    widemode ? "    ms" : "",
485 		    widemode ? "tps    ms  " : "");
486 	} else {
487 		printf("%s%6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s",
488 		    ((serverOnly && clientOnly) ? "        " : " "),
489 		    "GtAttr", "Lookup", "Rdlink", "Read", "Write", "Rename",
490 		    "Access", "Rddir");
491 		if (widemode && clientOnly) {
492 			printf(" Attr Lkup BioR BioW Accs BioD");
493 		}
494 	}
495 	printf("\n");
496 	fflush(stdout);
497 }
498 
499 static void
500 usage(void)
501 {
502 	(void)fprintf(stderr,
503 	    "usage: nfsstat [-cdemszW] [-w wait]\n");
504 	exit(1);
505 }
506 
507 static char SPBuf[64][8];
508 static int SPIndex;
509 
510 static char *
511 sperc1(int hits, int misses)
512 {
513 	char *p = SPBuf[SPIndex];
514 
515 	if (hits + misses) {
516 		sprintf(p, "%3d%%",
517 		    (int)(char)((quad_t)hits * 100 / (hits + misses)));
518 	} else {
519 		sprintf(p, "   -");
520 	}
521 	SPIndex = (SPIndex + 1) & 63;
522 	return(p);
523 }
524 
525 static char *
526 sperc2(int ttl, int misses)
527 {
528 	char *p = SPBuf[SPIndex];
529 
530 	if (ttl) {
531 		sprintf(p, "%3d%%",
532 		    (int)(char)((quad_t)(ttl - misses) * 100 / ttl));
533 	} else {
534 		sprintf(p, "   -");
535 	}
536 	SPIndex = (SPIndex + 1) & 63;
537 	return(p);
538 }
539 
540 #define DELTA_T(field)					\
541 	devstat_compute_etime(&cur_stats->field,	\
542 	(prev_stats ? &prev_stats->field : NULL))
543 
544 /*
545  * XXX KDM mostly copied from ctlstat.  We should commonize the code (and
546  * the devstat code) somehow.
547  */
548 static void
549 compute_new_stats(struct nfsstatsv1 *cur_stats,
550 		  struct nfsstatsv1 *prev_stats, int curop,
551 		  long double etime, long double *mbsec,
552 		  long double *kb_per_transfer,
553 		  long double *transfers_per_second,
554 		  long double *ms_per_transfer, uint64_t *queue_len,
555 		  long double *busy_pct)
556 {
557 	uint64_t total_bytes = 0, total_operations = 0;
558 	struct bintime total_time_bt;
559 	struct timespec total_time_ts;
560 
561 	bzero(&total_time_bt, sizeof(total_time_bt));
562 	bzero(&total_time_ts, sizeof(total_time_ts));
563 
564 	total_bytes = cur_stats->srvbytes[curop];
565 	total_operations = cur_stats->srvops[curop];
566 	if (prev_stats != NULL) {
567 		total_bytes -= prev_stats->srvbytes[curop];
568 		total_operations -= prev_stats->srvops[curop];
569 	}
570 
571 	*mbsec = total_bytes;
572 	*mbsec /= 1024 * 1024;
573 	if (etime > 0.0) {
574 		*busy_pct = DELTA_T(busytime);
575 		if (*busy_pct < 0)
576 			*busy_pct = 0;
577 		*busy_pct /= etime;
578 		*busy_pct *= 100;
579 		if (*busy_pct < 0)
580 			*busy_pct = 0;
581 		*mbsec /= etime;
582 	} else {
583 		*busy_pct = 0;
584 		*mbsec = 0;
585 	}
586 	*kb_per_transfer = total_bytes;
587 	*kb_per_transfer /= 1024;
588 	if (total_operations > 0)
589 		*kb_per_transfer /= total_operations;
590 	else
591 		*kb_per_transfer = 0;
592 	if (etime > 0.0) {
593 		*transfers_per_second = total_operations;
594 		*transfers_per_second /= etime;
595 	} else {
596 		*transfers_per_second = 0.0;
597 	}
598 
599 	if (total_operations > 0) {
600 		*ms_per_transfer = DELTA_T(srvduration[curop]);
601 		*ms_per_transfer /= total_operations;
602 		*ms_per_transfer *= 1000;
603 	} else
604 		*ms_per_transfer = 0.0;
605 
606 	*queue_len = cur_stats->srvstartcnt - cur_stats->srvdonecnt;
607 }
608 
609 /*
610  * Print a description of the nfs stats for the client/server,
611  * including NFSv4.1.
612  */
613 static void
614 exp_intpr(int clientOnly, int serverOnly, int nfs41)
615 {
616 	int nfssvc_flag;
617 
618 	xo_open_container("nfsv4");
619 
620 	nfssvc_flag = NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT;
621 	if (zflag != 0) {
622 		if (clientOnly != 0)
623 			nfssvc_flag |= NFSSVC_ZEROCLTSTATS;
624 		if (serverOnly != 0)
625 			nfssvc_flag |= NFSSVC_ZEROSRVSTATS;
626 	}
627 	ext_nfsstats.vers = NFSSTATS_V1;
628 	if (nfssvc(nfssvc_flag, &ext_nfsstats) < 0)
629 		xo_err(1, "Can't get stats");
630 	if (clientOnly != 0) {
631 		xo_open_container("clientstats");
632 
633 		xo_open_container("operations");
634 		if (printtitle) {
635 			xo_emit("{T:Client Info:}\n");
636 			xo_emit("{T:RPC Counts:}\n");
637 		}
638 		xo_emit("{T:Getattr/%13.13s}{T:Setattr/%13.13s}"
639 		    "{T:Lookup/%13.13s}{T:Readlink/%13.13s}"
640 		    "{T:Read/%13.13s}{T:Write/%13.13s}\n");
641 		xo_emit("{:getattr/%13ju}{:setattr/%13ju}{:lookup/%13ju}"
642 		    "{:readlink/%13ju}{:read/%13ju}{:write/%13ju}\n",
643 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETATTR],
644 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETATTR],
645 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
646 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READLINK],
647 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READ],
648 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITE]);
649 		xo_emit("{T:Create/%13.13s}{T:Remove/%13.13s}"
650 		    "{T:Rename/%13.13s}{T:Link/%13.13s}"
651 		    "{T:Symlink/%13.13s}{T:Mkdir/%13.13s}\n");
652 		xo_emit("{:create/%13ju}{:remove/%13ju}{:rename/%13ju}"
653 		  "{:link/%13ju}{:symlink/%13ju}{:mkdir/%13ju}\n",
654 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATE],
655 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_REMOVE],
656 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RENAME],
657 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LINK],
658 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
659 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKDIR]);
660 		xo_emit("{T:Rmdir/%13.13s}{T:Readdir/%13.13s}"
661 		    "{T:RdirPlus/%13.13s}{T:Access/%13.13s}"
662 		    "{T:Mknod/%13.13s}{T:Fsstat/%13.13s}\n");
663 		xo_emit("{:rmdir/%13ju}{:readdir/%13ju}{:rdirplus/%13ju}"
664 		    "{:access/%13ju}{:mknod/%13ju}{:fsstat/%13ju}\n",
665 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMDIR],
666 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIR],
667 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
668 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ACCESS],
669 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_MKNOD],
670 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSSTAT]);
671 		xo_emit("{T:FSinfo/%13.13s}{T:pathConf/%13.13s}"
672 		    "{T:Commit/%13.13s}{T:SetClId/%13.13s}"
673 		    "{T:SetClIdCf/%13.13s}{T:Lock/%13.13s}\n");
674 		xo_emit("{:fsinfo/%13ju}{:pathconf/%13ju}{:commit/%13ju}"
675 		    "{:setclientid/%13ju}{:setclientidcf/%13ju}{:lock/%13ju}\n",
676 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FSINFO],
677 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
678 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMIT],
679 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTID],
680 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETCLIENTIDCFRM],
681 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCK]);
682 		xo_emit("{T:LockT/%13.13s}{T:LockU/%13.13s}"
683 		    "{T:Open/%13.13s}{T:OpenCfr/%13.13s}\n");
684 		xo_emit("{:lockt/%13ju}{:locku/%13ju}"
685 		    "{:open/%13ju}{:opencfr/%13ju}\n",
686 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKT],
687 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOCKU],
688 		    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPEN],
689 		  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENCONFIRM]);
690 
691 		if (nfs41) {
692 			xo_open_container("nfsv41");
693 
694 			xo_emit("{T:OpenDownGr/%13.13s}{T:Close/%13.13s}\n");
695 			xo_emit("{:opendowngr/%13ju}{:close/%13ju}\n",
696 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENDOWNGRADE],
697 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CLOSE]);
698 
699 			xo_emit("{T:RelLckOwn/%13.13s}{T:FreeStateID/%13.13s}"
700 			    "{T:PutRootFH/%13.13s}{T:DelegRet/%13.13s}"
701 			    "{T:GetAcl/%13.13s}{T:SetAcl/%13.13s}\n");
702 			xo_emit("{:rellckown/%13ju}{:freestateid/%13ju}"
703 			    "{:putrootfh/%13ju}{:delegret/%13ju}"
704 			    "{:getacl/%13ju}{:setacl/%13ju}\n",
705 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RELEASELCKOWN],
706 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_FREESTATEID],
707 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_PUTROOTFH],
708 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DELEGRETURN],
709 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETACL],
710 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETACL]);
711 
712 			xo_emit("{T:ExchangeId/%13.13s}{T:CreateSess/%13.13s}"
713 			    "{T:DestroySess/%13.13s}{T:DestroyClId/%13.13s}"
714 			    "{T:LayoutGet/%13.13s}{T:GetDevInfo/%13.13s}\n");
715 			xo_emit("{:exchangeid/%13ju}{:createsess/%13ju}"
716 			    "{:destroysess/%13ju}{:destroyclid/%13ju}"
717 			    "{:layoutget/%13ju}{:getdevinfo/%13ju}\n",
718 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_EXCHANGEID],
719 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATESESSION],
720 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DESTROYSESSION],
721 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DESTROYCLIENT],
722 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTGET],
723 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETDEVICEINFO]);
724 
725 			xo_emit("{T:LayoutCommit/%13.13s}{T:LayoutReturn/%13.13s}"
726 			    "{T:ReclaimCompl/%13.13s}{T:ReadDataS/%13.13s}"
727 			    "{T:WriteDataS/%13.13s}{T:CommitDataS/%13.13s}\n");
728 			xo_emit("{:layoutcomit/%13ju}{:layoutreturn/%13ju}"
729 			    "{:reclaimcompl/%13ju}{:readdatas/%13ju}"
730 			    "{:writedatas/%13ju}{:commitdatas/%13ju}\n",
731 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTCOMMIT],
732 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTRETURN],
733 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RECLAIMCOMPL],
734 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_READDS],
735 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_WRITEDS],
736 			  (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COMMITDS]);
737 
738 			xo_emit("{T:OpenLayout/%13.13s}{T:CreateLayout/%13.13s}"
739 			    "{T:BindConnSess/%13.13s}{T:LookupOpen/%13.13s}"
740 			    "{T:AppendWrite/%13.13s}\n");
741 			xo_emit("{:openlayout/%13ju}{:createlayout/%13ju}"
742 			    "{:bindconnsess/%13ju}{:lookupopen/%13ju}"
743 			    "{:appendwrite/%13ju}\n",
744 			 (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_OPENLAYGET],
745 			 (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_CREATELAYGET],
746 			 (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_BINDCONNTOSESS],
747 			 (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LOOKUPOPEN],
748 			 (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_APPENDWRITE]);
749 
750 			xo_close_container("nfsv41");
751 
752 			xo_open_container("nfsv42");
753 
754 			xo_emit("{T:IOAdvise/%13.13s}{T:Allocate/%13.13s}"
755 			    "{T:Copy/%13.13s}{T:Seek/%13.13s}"
756 			    "{T:SeekDataS/%13.13s}{T:GetExtattr/%13.13s}\n");
757 			xo_emit("{:ioadvise/%13ju}{:allocate/%13ju}"
758 			    "{:copy/%13ju}{:seek/%13ju}"
759 			    "{:seekdatas/%13ju}{:getextattr/%13ju}\n",
760 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_IOADVISE],
761 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_ALLOCATE],
762 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_COPY],
763 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SEEK],
764 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SEEKDS],
765 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_GETEXTATTR]);
766 
767 			xo_emit("{T:SetExtattr/%13.13s}{T:RmExtattr/%13.13s}"
768 			    "{T:ListExtattr/%13.13s}{T:Deallocate/%13.13s}"
769 			    "{T:LayoutError/%13.13s}\n");
770 			xo_emit("{:setextattr/%13ju}{:rmextattr/%13ju}"
771 			    "{:listextattr/%13ju}{:deallocate/%13ju}"
772 			    "{:layouterror/%13ju}\n",
773 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_SETEXTATTR],
774 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_RMEXTATTR],
775 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LISTEXTATTR],
776 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_DEALLOCATE],
777 			    (uintmax_t)ext_nfsstats.rpccnt[NFSPROC_LAYOUTERROR]);
778 
779 			xo_close_container("nfsv42");
780 		}
781 		xo_close_container("operations");
782 
783 		if (printtitle)
784 			xo_emit("{T:Client:}\n");
785 		xo_open_container("client");
786 		xo_emit("{T:OpenOwner/%13.13s}{T:Opens/%13.13s}"
787 		    "{T:LockOwner/%13.13s}{T:Locks/%13.13s}"
788 		    "{T:Delegs/%13.13s}{T:LocalOwn/%13.13s}\n");
789 		xo_emit("{:openowner/%13ju}{:opens/%13ju}"
790 		    "{:lockowner/%13ju}{:locks/%13ju}"
791 		    "{:delegs/%13ju}{:localown/%13ju}\n",
792 		    (uintmax_t)ext_nfsstats.clopenowners,
793 		    (uintmax_t)ext_nfsstats.clopens,
794 		    (uintmax_t)ext_nfsstats.cllockowners,
795 		    (uintmax_t)ext_nfsstats.cllocks,
796 		    (uintmax_t)ext_nfsstats.cldelegates,
797 		    (uintmax_t)ext_nfsstats.cllocalopenowners);
798 
799 		xo_emit("{T:LocalOpen/%13.13s}{T:LocalLown/%13.13s}"
800 		    "{T:LocalLock/%13.13s}{T:Layouts/%13.13s}\n");
801 		xo_emit("{:localopen/%13ju}{:locallown/%13ju}"
802 		    "{:locallock/%13ju}{:layouts/%13ju}\n",
803 		    (uintmax_t)ext_nfsstats.cllocalopens,
804 		    (uintmax_t)ext_nfsstats.cllocallockowners,
805 		    (uintmax_t)ext_nfsstats.cllocallocks,
806 		    (uintmax_t)ext_nfsstats.cllayouts);
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_emit("{T:Layouts/%13.13s}\n");
1065 		xo_emit("{:layouts/%13ju}\n",
1066 		    (uintmax_t)ext_nfsstats.srvlayouts);
1067 		xo_close_container("server");
1068 
1069 		if (printtitle)
1070 			xo_emit("{T:Server Cache Stats:}\n");
1071 		xo_open_container("cache");
1072 		xo_emit("{T:Inprog/%13.13s}"
1073 		    "{T:Non-idem/%13.13s}{T:Misses/%13.13s}"
1074 		    "{T:CacheSize/%13.13s}{T:TCPPeak/%13.13s}\n");
1075 		xo_emit("{:inprog/%13ju}{:nonidem/%13ju}"
1076 		    "{:misses/%13ju}{:cachesize/%13ju}{:tcppeak/%13ju}\n",
1077 		    (uintmax_t)ext_nfsstats.srvcache_inproghits,
1078 		    (uintmax_t)ext_nfsstats.srvcache_nonidemdonehits,
1079 		    (uintmax_t)ext_nfsstats.srvcache_misses,
1080 		    (uintmax_t)ext_nfsstats.srvcache_size,
1081 		    (uintmax_t)ext_nfsstats.srvcache_tcppeak);
1082 		xo_close_container("cache");
1083 
1084 		xo_close_container("serverstats");
1085 	}
1086 
1087 	xo_close_container("nfsv4");
1088 }
1089 
1090 static void
1091 compute_totals(struct nfsstatsv1 *total_stats, struct nfsstatsv1 *cur_stats)
1092 {
1093 	int i;
1094 
1095 	bzero(total_stats, sizeof(*total_stats));
1096 	for (i = 0; i < (NFSV42_NOPS + NFSV4OP_FAKENOPS); i++) {
1097 		total_stats->srvbytes[0] += cur_stats->srvbytes[i];
1098 		total_stats->srvops[0] += cur_stats->srvops[i];
1099 		bintime_add(&total_stats->srvduration[0],
1100 			    &cur_stats->srvduration[i]);
1101 		total_stats->srvrpccnt[i] = cur_stats->srvrpccnt[i];
1102 	}
1103 	total_stats->srvstartcnt = cur_stats->srvstartcnt;
1104 	total_stats->srvdonecnt = cur_stats->srvdonecnt;
1105 	total_stats->busytime = cur_stats->busytime;
1106 
1107 }
1108 
1109 /*
1110  * Print a running summary of nfs statistics for the experimental client and/or
1111  * server.
1112  * Repeat display every interval seconds, showing statistics
1113  * collected over that interval.  Assumes that interval is non-zero.
1114  * First line printed at top of screen is always cumulative.
1115  */
1116 static void
1117 exp_sidewaysintpr(u_int interval, int clientOnly, int serverOnly,
1118     int newStats)
1119 {
1120 	struct nfsstatsv1 nfsstats, lastst, *ext_nfsstatsp;
1121 	struct nfsstatsv1 curtotal, lasttotal;
1122 	struct timespec ts, lastts;
1123 	int hdrcnt = 1;
1124 
1125 	ext_nfsstatsp = &lastst;
1126 	ext_nfsstatsp->vers = NFSSTATS_V1;
1127 	if (nfssvc(NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT, ext_nfsstatsp) < 0)
1128 		err(1, "Can't get stats");
1129 	clock_gettime(CLOCK_MONOTONIC, &lastts);
1130 	compute_totals(&lasttotal, ext_nfsstatsp);
1131 	sleep(interval);
1132 
1133 	for (;;) {
1134 		ext_nfsstatsp = &nfsstats;
1135 		ext_nfsstatsp->vers = NFSSTATS_V1;
1136 		if (nfssvc(NFSSVC_GETSTATS | NFSSVC_NEWSTRUCT, ext_nfsstatsp)
1137 		    < 0)
1138 			err(1, "Can't get stats");
1139 		clock_gettime(CLOCK_MONOTONIC, &ts);
1140 
1141 		if (--hdrcnt == 0) {
1142 			printhdr(clientOnly, serverOnly, newStats);
1143 			if (newStats)
1144 				hdrcnt = 20;
1145 			else if (clientOnly && serverOnly)
1146 				hdrcnt = 10;
1147 			else
1148 				hdrcnt = 20;
1149 		}
1150 		if (clientOnly && newStats == 0) {
1151 		    printf("%s %6ju %6ju %6ju %6ju %6ju %6ju %6ju %6ju",
1152 			((clientOnly && serverOnly) ? "Client:" : ""),
1153 			(uintmax_t)DELTA(rpccnt[NFSPROC_GETATTR]),
1154 			(uintmax_t)DELTA(rpccnt[NFSPROC_LOOKUP]),
1155 			(uintmax_t)DELTA(rpccnt[NFSPROC_READLINK]),
1156 			(uintmax_t)DELTA(rpccnt[NFSPROC_READ]),
1157 			(uintmax_t)DELTA(rpccnt[NFSPROC_WRITE]),
1158 			(uintmax_t)DELTA(rpccnt[NFSPROC_RENAME]),
1159 			(uintmax_t)DELTA(rpccnt[NFSPROC_ACCESS]),
1160 			(uintmax_t)(DELTA(rpccnt[NFSPROC_READDIR]) +
1161 			DELTA(rpccnt[NFSPROC_READDIRPLUS]))
1162 		    );
1163 		    if (widemode) {
1164 			    printf(" %s %s %s %s %s %s",
1165 				sperc1(DELTA(attrcache_hits),
1166 				    DELTA(attrcache_misses)),
1167 				sperc1(DELTA(lookupcache_hits),
1168 				    DELTA(lookupcache_misses)),
1169 				sperc2(DELTA(biocache_reads),
1170 				    DELTA(read_bios)),
1171 				sperc2(DELTA(biocache_writes),
1172 				    DELTA(write_bios)),
1173 				sperc1(DELTA(accesscache_hits),
1174 				    DELTA(accesscache_misses)),
1175 				sperc2(DELTA(biocache_readdirs),
1176 				    DELTA(readdir_bios))
1177 			    );
1178 		    }
1179 		    printf("\n");
1180 		}
1181 
1182 		if (serverOnly && newStats) {
1183 			long double cur_secs, last_secs, etime;
1184 			long double mbsec;
1185 			long double kb_per_transfer;
1186 			long double transfers_per_second;
1187 			long double ms_per_transfer;
1188 			uint64_t queue_len;
1189 			long double busy_pct;
1190 			int i;
1191 
1192 			cur_secs = ts.tv_sec +
1193 			    ((long double)ts.tv_nsec / 1000000000);
1194 			last_secs = lastts.tv_sec +
1195 			    ((long double)lastts.tv_nsec / 1000000000);
1196 			etime = cur_secs - last_secs;
1197 
1198 			compute_totals(&curtotal, &nfsstats);
1199 
1200 			for (i = 0; i < NUM_STAT_TYPES; i++) {
1201 				compute_new_stats(&nfsstats, &lastst,
1202 				    STAT_TYPE_TO_NFS(i), etime, &mbsec,
1203 				    &kb_per_transfer,
1204 				    &transfers_per_second,
1205 				    &ms_per_transfer, &queue_len,
1206 				    &busy_pct);
1207 
1208 				if (i == STAT_TYPE_COMMIT) {
1209 					if (widemode == 0)
1210 						continue;
1211 
1212 					printf("%2.0Lf %7.2Lf ",
1213 					    transfers_per_second,
1214 					    ms_per_transfer);
1215 				} else {
1216 					printf("%5.2Lf %5.0Lf %7.2Lf ",
1217 					    kb_per_transfer,
1218 					    transfers_per_second, mbsec);
1219 					if (widemode)
1220 						printf("%5.2Lf ",
1221 						    ms_per_transfer);
1222 				}
1223 			}
1224 
1225 			compute_new_stats(&curtotal, &lasttotal, 0, etime,
1226 			    &mbsec, &kb_per_transfer, &transfers_per_second,
1227 			    &ms_per_transfer, &queue_len, &busy_pct);
1228 
1229 			printf("%5.2Lf %5.0Lf %7.2Lf %5.2Lf %3ju %3.0Lf\n",
1230 			    kb_per_transfer, transfers_per_second, mbsec,
1231 			    ms_per_transfer, queue_len, busy_pct);
1232 		} else if (serverOnly) {
1233 		    printf("%s %6ju %6ju %6ju %6ju %6ju %6ju %6ju %6ju",
1234 			((clientOnly && serverOnly) ? "Server:" : ""),
1235 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_GETATTR]),
1236 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_LOOKUP]),
1237 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_READLINK]),
1238 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_READ]),
1239 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_WRITE]),
1240 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_RENAME]),
1241 			(uintmax_t)DELTA(srvrpccnt[NFSV4OP_ACCESS]),
1242 			(uintmax_t)(DELTA(srvrpccnt[NFSV4OP_READDIR]) +
1243 			DELTA(srvrpccnt[NFSV4OP_READDIRPLUS])));
1244 		    printf("\n");
1245 		}
1246 		bcopy(&nfsstats, &lastst, sizeof(lastst));
1247 		bcopy(&curtotal, &lasttotal, sizeof(lasttotal));
1248 		lastts = ts;
1249 		fflush(stdout);
1250 		sleep(interval);
1251 	}
1252 	/*NOTREACHED*/
1253 }
1254