xref: /freebsd/usr.bin/nfsstat/nfsstat.c (revision 5dcd9c10612684d1c823670cbb5b4715028784e7)
1 /*
2  * Copyright (c) 1983, 1989, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Rick Macklem at The University of Guelph.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 4. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #ifndef lint
34 static const char copyright[] =
35 "@(#) Copyright (c) 1983, 1989, 1993\n\
36 	The Regents of the University of California.  All rights reserved.\n";
37 #endif /* not lint */
38 
39 #ifndef lint
40 #if 0
41 static char sccsid[] = "@(#)nfsstat.c	8.2 (Berkeley) 3/31/95";
42 #endif
43 static const char rcsid[] =
44   "$FreeBSD$";
45 #endif /* not lint */
46 
47 #include <sys/param.h>
48 #include <sys/module.h>
49 #include <sys/mount.h>
50 #include <sys/time.h>
51 #include <sys/sysctl.h>
52 #include <nfs/nfsproto.h>
53 #include <nfsclient/nfs.h>
54 #include <nfsserver/nfs.h>
55 #include <nfs/nfssvc.h>
56 
57 #include <fs/nfs/nfsport.h>
58 
59 #include <signal.h>
60 #include <fcntl.h>
61 #include <ctype.h>
62 #include <errno.h>
63 #include <kvm.h>
64 #include <limits.h>
65 #include <nlist.h>
66 #include <unistd.h>
67 #include <stdio.h>
68 #include <stdlib.h>
69 #include <string.h>
70 #include <paths.h>
71 #include <err.h>
72 
73 struct nlist nl[] = {
74 #define	N_NFSSTAT	0
75 	{ .n_name = "nfsstats" },
76 #define	N_NFSRVSTAT	1
77 	{ .n_name = "nfsrvstats" },
78 	{ .n_name = NULL },
79 };
80 kvm_t *kd;
81 
82 static int deadkernel = 0;
83 static int widemode = 0;
84 static int zflag = 0;
85 static int run_v4 = 0;
86 static int printtitle = 1;
87 static struct ext_nfsstats ext_nfsstats;
88 
89 void intpr(int, int);
90 void printhdr(int, int);
91 void sidewaysintpr(u_int, int, int);
92 void usage(void);
93 char *sperc1(int, int);
94 char *sperc2(int, int);
95 void exp_intpr(int, int);
96 void exp_sidewaysintpr(u_int, int, int);
97 
98 #define DELTA(field)	(nfsstats.field - lastst.field)
99 
100 int
101 main(int argc, char **argv)
102 {
103 	u_int interval;
104 	int clientOnly = -1;
105 	int serverOnly = -1;
106 	int ch;
107 	char *memf, *nlistf;
108 	char errbuf[_POSIX2_LINE_MAX];
109 
110 	interval = 0;
111 	memf = nlistf = NULL;
112 	while ((ch = getopt(argc, argv, "cesWM:N:w:z")) != -1)
113 		switch(ch) {
114 		case 'M':
115 			memf = optarg;
116 			break;
117 		case 'N':
118 			nlistf = optarg;
119 			break;
120 		case 'W':
121 			widemode = 1;
122 			break;
123 		case 'w':
124 			interval = atoi(optarg);
125 			break;
126 		case 'c':
127 			clientOnly = 1;
128 			if (serverOnly < 0)
129 				serverOnly = 0;
130 			break;
131 		case 's':
132 			serverOnly = 1;
133 			if (clientOnly < 0)
134 				clientOnly = 0;
135 			break;
136 		case 'z':
137 			zflag = 1;
138 			break;
139 		case 'e':
140 			run_v4 = 1;
141 			break;
142 		case '?':
143 		default:
144 			usage();
145 		}
146 	argc -= optind;
147 	argv += optind;
148 
149 #define	BACKWARD_COMPATIBILITY
150 #ifdef	BACKWARD_COMPATIBILITY
151 	if (*argv) {
152 		interval = atoi(*argv);
153 		if (*++argv) {
154 			nlistf = *argv;
155 			if (*++argv)
156 				memf = *argv;
157 		}
158 	}
159 #endif
160 	if (run_v4 != 0 && modfind("nfscommon") < 0)
161 		errx(1, "experimental client/server not loaded");
162 
163 	if (run_v4 != 0) {
164 		if (nfssvc(NFSSVC_GETSTATS, &ext_nfsstats) < 0)
165 			err(1, "Can't get stats");
166 	} else if (nlistf != NULL || memf != NULL) {
167 		deadkernel = 1;
168 
169 		if ((kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY,
170 					errbuf)) == 0) {
171 			errx(1, "kvm_openfiles: %s", errbuf);
172 		}
173 		if (kvm_nlist(kd, nl) != 0) {
174 			errx(1, "kvm_nlist: can't get names");
175 		}
176 	}
177 
178 	if (interval) {
179 		if (run_v4 > 0)
180 			exp_sidewaysintpr(interval, clientOnly, serverOnly);
181 		else
182 			sidewaysintpr(interval, clientOnly, serverOnly);
183 	} else {
184 		if (run_v4 > 0)
185 			exp_intpr(clientOnly, serverOnly);
186 		else
187 			intpr(clientOnly, serverOnly);
188 	}
189 	exit(0);
190 }
191 
192 /*
193  * Read the nfs stats using sysctl(3) for live kernels, or kvm_read
194  * for dead ones.
195  */
196 static void
197 readstats(struct nfsstats **stp, struct nfsrvstats **srvstp, int zero)
198 {
199 	union {
200 		struct nfsstats client;
201 		struct nfsrvstats server;
202 	} zerostat;
203 	size_t buflen;
204 
205 	if (deadkernel) {
206 		if (*stp != NULL && kvm_read(kd, (u_long)nl[N_NFSSTAT].n_value,
207 		    *stp, sizeof(struct nfsstats)) < 0) {
208 			*stp = NULL;
209 		}
210 		if (*srvstp != NULL && kvm_read(kd,
211 		    (u_long)nl[N_NFSRVSTAT].n_value, *srvstp,
212 		    sizeof(struct nfsrvstats)) < 0) {
213 			*srvstp = NULL;
214 		}
215 	} else {
216 		if (zero)
217 			bzero(&zerostat, sizeof(zerostat));
218 		buflen = sizeof(struct nfsstats);
219 		if (*stp != NULL && sysctlbyname("vfs.nfs.nfsstats", *stp,
220 		    &buflen, zero ? &zerostat : NULL, zero ? buflen : 0) < 0) {
221 			if (errno != ENOENT)
222 				err(1, "sysctl: vfs.nfs.nfsstats");
223 			*stp = NULL;
224 		}
225 		buflen = sizeof(struct nfsrvstats);
226 		if (*srvstp != NULL && sysctlbyname("vfs.nfsrv.nfsrvstats",
227 		    *srvstp, &buflen, zero ? &zerostat : NULL,
228 		    zero ? buflen : 0) < 0) {
229 			if (errno != ENOENT)
230 				err(1, "sysctl: vfs.nfsrv.nfsrvstats");
231 			*srvstp = NULL;
232 		}
233 	}
234 }
235 
236 /*
237  * Print a description of the nfs stats.
238  */
239 void
240 intpr(int clientOnly, int serverOnly)
241 {
242 	struct nfsstats nfsstats, *nfsstatsp;
243 	struct nfsrvstats nfsrvstats, *nfsrvstatsp;
244 
245 	/*
246 	 * Only read the stats we are going to display to avoid zeroing
247 	 * stats the user didn't request.
248 	 */
249 	if (clientOnly)
250 		nfsstatsp = &nfsstats;
251 	else
252 		nfsstatsp = NULL;
253 	if (serverOnly)
254 		nfsrvstatsp = &nfsrvstats;
255 	else
256 		nfsrvstatsp = NULL;
257 
258 	readstats(&nfsstatsp, &nfsrvstatsp, zflag);
259 
260 	if (clientOnly && !nfsstatsp) {
261 		printf("Client not present!\n");
262 		clientOnly = 0;
263 	}
264 	if (clientOnly) {
265 		printf("Client Info:\n");
266 		printf("Rpc Counts:\n");
267 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
268 			"Getattr", "Setattr", "Lookup", "Readlink", "Read",
269 			"Write", "Create", "Remove");
270 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
271 			nfsstats.rpccnt[NFSPROC_GETATTR],
272 			nfsstats.rpccnt[NFSPROC_SETATTR],
273 			nfsstats.rpccnt[NFSPROC_LOOKUP],
274 			nfsstats.rpccnt[NFSPROC_READLINK],
275 			nfsstats.rpccnt[NFSPROC_READ],
276 			nfsstats.rpccnt[NFSPROC_WRITE],
277 			nfsstats.rpccnt[NFSPROC_CREATE],
278 			nfsstats.rpccnt[NFSPROC_REMOVE]);
279 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
280 			"Rename", "Link", "Symlink", "Mkdir", "Rmdir",
281 			"Readdir", "RdirPlus", "Access");
282 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
283 			nfsstats.rpccnt[NFSPROC_RENAME],
284 			nfsstats.rpccnt[NFSPROC_LINK],
285 			nfsstats.rpccnt[NFSPROC_SYMLINK],
286 			nfsstats.rpccnt[NFSPROC_MKDIR],
287 			nfsstats.rpccnt[NFSPROC_RMDIR],
288 			nfsstats.rpccnt[NFSPROC_READDIR],
289 			nfsstats.rpccnt[NFSPROC_READDIRPLUS],
290 			nfsstats.rpccnt[NFSPROC_ACCESS]);
291 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
292 			"Mknod", "Fsstat", "Fsinfo", "PathConf", "Commit");
293 		printf("%9d %9d %9d %9d %9d\n",
294 			nfsstats.rpccnt[NFSPROC_MKNOD],
295 			nfsstats.rpccnt[NFSPROC_FSSTAT],
296 			nfsstats.rpccnt[NFSPROC_FSINFO],
297 			nfsstats.rpccnt[NFSPROC_PATHCONF],
298 			nfsstats.rpccnt[NFSPROC_COMMIT]);
299 		printf("Rpc Info:\n");
300 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
301 			"TimedOut", "Invalid", "X Replies", "Retries",
302 			"Requests");
303 		printf("%9d %9d %9d %9d %9d\n",
304 			nfsstats.rpctimeouts,
305 			nfsstats.rpcinvalid,
306 			nfsstats.rpcunexpected,
307 			nfsstats.rpcretries,
308 			nfsstats.rpcrequests);
309 		printf("Cache Info:\n");
310 		printf("%9.9s %9.9s %9.9s %9.9s",
311 			"Attr Hits", "Misses", "Lkup Hits", "Misses");
312 		printf(" %9.9s %9.9s %9.9s %9.9s\n",
313 			"BioR Hits", "Misses", "BioW Hits", "Misses");
314 		printf("%9d %9d %9d %9d",
315 			nfsstats.attrcache_hits, nfsstats.attrcache_misses,
316 			nfsstats.lookupcache_hits, nfsstats.lookupcache_misses);
317 		printf(" %9d %9d %9d %9d\n",
318 			nfsstats.biocache_reads-nfsstats.read_bios,
319 			nfsstats.read_bios,
320 			nfsstats.biocache_writes-nfsstats.write_bios,
321 			nfsstats.write_bios);
322 		printf("%9.9s %9.9s %9.9s %9.9s",
323 			"BioRLHits", "Misses", "BioD Hits", "Misses");
324 		printf(" %9.9s %9.9s\n", "DirE Hits", "Misses");
325 		printf("%9d %9d %9d %9d",
326 			nfsstats.biocache_readlinks-nfsstats.readlink_bios,
327 			nfsstats.readlink_bios,
328 			nfsstats.biocache_readdirs-nfsstats.readdir_bios,
329 			nfsstats.readdir_bios);
330 		printf(" %9d %9d\n",
331 			nfsstats.direofcache_hits, nfsstats.direofcache_misses);
332 	}
333 	if (serverOnly && !nfsrvstatsp) {
334 		printf("Server not present!\n");
335 		serverOnly = 0;
336 	}
337 	if (serverOnly) {
338 		printf("\nServer Info:\n");
339 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
340 			"Getattr", "Setattr", "Lookup", "Readlink", "Read",
341 			"Write", "Create", "Remove");
342 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
343 			nfsrvstats.srvrpccnt[NFSPROC_GETATTR],
344 			nfsrvstats.srvrpccnt[NFSPROC_SETATTR],
345 			nfsrvstats.srvrpccnt[NFSPROC_LOOKUP],
346 			nfsrvstats.srvrpccnt[NFSPROC_READLINK],
347 			nfsrvstats.srvrpccnt[NFSPROC_READ],
348 			nfsrvstats.srvrpccnt[NFSPROC_WRITE],
349 			nfsrvstats.srvrpccnt[NFSPROC_CREATE],
350 			nfsrvstats.srvrpccnt[NFSPROC_REMOVE]);
351 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
352 			"Rename", "Link", "Symlink", "Mkdir", "Rmdir",
353 			"Readdir", "RdirPlus", "Access");
354 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
355 			nfsrvstats.srvrpccnt[NFSPROC_RENAME],
356 			nfsrvstats.srvrpccnt[NFSPROC_LINK],
357 			nfsrvstats.srvrpccnt[NFSPROC_SYMLINK],
358 			nfsrvstats.srvrpccnt[NFSPROC_MKDIR],
359 			nfsrvstats.srvrpccnt[NFSPROC_RMDIR],
360 			nfsrvstats.srvrpccnt[NFSPROC_READDIR],
361 			nfsrvstats.srvrpccnt[NFSPROC_READDIRPLUS],
362 			nfsrvstats.srvrpccnt[NFSPROC_ACCESS]);
363 		printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
364 			"Mknod", "Fsstat", "Fsinfo", "PathConf", "Commit");
365 		printf("%9d %9d %9d %9d %9d\n",
366 			nfsrvstats.srvrpccnt[NFSPROC_MKNOD],
367 			nfsrvstats.srvrpccnt[NFSPROC_FSSTAT],
368 			nfsrvstats.srvrpccnt[NFSPROC_FSINFO],
369 			nfsrvstats.srvrpccnt[NFSPROC_PATHCONF],
370 			nfsrvstats.srvrpccnt[NFSPROC_COMMIT]);
371 		printf("Server Ret-Failed\n");
372 		printf("%17d\n", nfsrvstats.srvrpc_errs);
373 		printf("Server Faults\n");
374 		printf("%13d\n", nfsrvstats.srv_errs);
375 		printf("Server Cache Stats:\n");
376 		printf("%9.9s %9.9s %9.9s %9.9s\n",
377 			"Inprog", "Idem", "Non-idem", "Misses");
378 		printf("%9d %9d %9d %9d\n",
379 			nfsrvstats.srvcache_inproghits,
380 			nfsrvstats.srvcache_idemdonehits,
381 			nfsrvstats.srvcache_nonidemdonehits,
382 			nfsrvstats.srvcache_misses);
383 		printf("Server Write Gathering:\n");
384 		printf("%9.9s %9.9s %9.9s\n",
385 			"WriteOps", "WriteRPC", "Opsaved");
386 		printf("%9d %9d %9d\n",
387 			nfsrvstats.srvvop_writes,
388 			nfsrvstats.srvrpccnt[NFSPROC_WRITE],
389 			nfsrvstats.srvrpccnt[NFSPROC_WRITE] -
390 			    nfsrvstats.srvvop_writes);
391 	}
392 }
393 
394 u_char	signalled;			/* set if alarm goes off "early" */
395 
396 /*
397  * Print a running summary of nfs statistics.
398  * Repeat display every interval seconds, showing statistics
399  * collected over that interval.  Assumes that interval is non-zero.
400  * First line printed at top of screen is always cumulative.
401  */
402 void
403 sidewaysintpr(u_int interval, int clientOnly, int serverOnly)
404 {
405 	struct nfsstats nfsstats, lastst, *nfsstatsp;
406 	struct nfsrvstats nfsrvstats, lastsrvst, *nfsrvstatsp;
407 	int hdrcnt = 1;
408 
409 	nfsstatsp = &lastst;
410 	nfsrvstatsp = &lastsrvst;
411 	readstats(&nfsstatsp, &nfsrvstatsp, 0);
412 	if (clientOnly && !nfsstatsp) {
413 		printf("Client not present!\n");
414 		clientOnly = 0;
415 	}
416 	if (serverOnly && !nfsrvstatsp) {
417 		printf("Server not present!\n");
418 		serverOnly = 0;
419 	}
420 	sleep(interval);
421 
422 	for (;;) {
423 		nfsstatsp = &nfsstats;
424 		nfsrvstatsp = &nfsrvstats;
425 		readstats(&nfsstatsp, &nfsrvstatsp, 0);
426 
427 		if (--hdrcnt == 0) {
428 			printhdr(clientOnly, serverOnly);
429 			if (clientOnly && serverOnly)
430 				hdrcnt = 10;
431 			else
432 				hdrcnt = 20;
433 		}
434 		if (clientOnly) {
435 		    printf("%s %6d %6d %6d %6d %6d %6d %6d %6d",
436 			((clientOnly && serverOnly) ? "Client:" : ""),
437 			DELTA(attrcache_hits) + DELTA(attrcache_misses),
438 			DELTA(lookupcache_hits) + DELTA(lookupcache_misses),
439 			DELTA(biocache_readlinks),
440 			DELTA(biocache_reads),
441 			DELTA(biocache_writes),
442 			nfsstats.rpccnt[NFSPROC_RENAME]-lastst.rpccnt[NFSPROC_RENAME],
443 			DELTA(accesscache_hits) + DELTA(accesscache_misses),
444 			DELTA(biocache_readdirs)
445 		    );
446 		    if (widemode) {
447 			    printf(" %s %s %s %s %s %s",
448 				sperc1(DELTA(attrcache_hits),
449 				    DELTA(attrcache_misses)),
450 				sperc1(DELTA(lookupcache_hits),
451 				    DELTA(lookupcache_misses)),
452 				sperc2(DELTA(biocache_reads),
453 				    DELTA(read_bios)),
454 				sperc2(DELTA(biocache_writes),
455 				    DELTA(write_bios)),
456 				sperc1(DELTA(accesscache_hits),
457 				    DELTA(accesscache_misses)),
458 				sperc2(DELTA(biocache_readdirs),
459 				    DELTA(readdir_bios))
460 			    );
461 		    }
462 		    printf("\n");
463 		    lastst = nfsstats;
464 		}
465 		if (serverOnly) {
466 		    printf("%s %6d %6d %6d %6d %6d %6d %6d %6d",
467 			((clientOnly && serverOnly) ? "Server:" : ""),
468 			nfsrvstats.srvrpccnt[NFSPROC_GETATTR]-lastsrvst.srvrpccnt[NFSPROC_GETATTR],
469 			nfsrvstats.srvrpccnt[NFSPROC_LOOKUP]-lastsrvst.srvrpccnt[NFSPROC_LOOKUP],
470 			nfsrvstats.srvrpccnt[NFSPROC_READLINK]-lastsrvst.srvrpccnt[NFSPROC_READLINK],
471 			nfsrvstats.srvrpccnt[NFSPROC_READ]-lastsrvst.srvrpccnt[NFSPROC_READ],
472 			nfsrvstats.srvrpccnt[NFSPROC_WRITE]-lastsrvst.srvrpccnt[NFSPROC_WRITE],
473 			nfsrvstats.srvrpccnt[NFSPROC_RENAME]-lastsrvst.srvrpccnt[NFSPROC_RENAME],
474 			nfsrvstats.srvrpccnt[NFSPROC_ACCESS]-lastsrvst.srvrpccnt[NFSPROC_ACCESS],
475 			(nfsrvstats.srvrpccnt[NFSPROC_READDIR]-lastsrvst.srvrpccnt[NFSPROC_READDIR])
476 			+(nfsrvstats.srvrpccnt[NFSPROC_READDIRPLUS]-lastsrvst.srvrpccnt[NFSPROC_READDIRPLUS]));
477 		    printf("\n");
478 		    lastsrvst = nfsrvstats;
479 		}
480 		fflush(stdout);
481 		sleep(interval);
482 	}
483 	/*NOTREACHED*/
484 }
485 
486 void
487 printhdr(int clientOnly, int serverOnly)
488 {
489 	printf("%s%6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s %6.6s",
490 	    ((serverOnly && clientOnly) ? "        " : " "),
491 	    "GtAttr", "Lookup", "Rdlink", "Read", "Write", "Rename",
492 	    "Access", "Rddir");
493 	if (widemode && clientOnly) {
494 		printf(" Attr Lkup BioR BioW Accs BioD");
495 	}
496 	printf("\n");
497 	fflush(stdout);
498 }
499 
500 void
501 usage(void)
502 {
503 	(void)fprintf(stderr,
504 	    "usage: nfsstat [-ceszW] [-M core] [-N system] [-w interval]\n");
505 	exit(1);
506 }
507 
508 static char SPBuf[64][8];
509 static int SPIndex;
510 
511 char *
512 sperc1(int hits, int misses)
513 {
514 	char *p = SPBuf[SPIndex];
515 
516 	if (hits + misses) {
517 		sprintf(p, "%3d%%",
518 		    (int)(char)((quad_t)hits * 100 / (hits + misses)));
519 	} else {
520 		sprintf(p, "   -");
521 	}
522 	SPIndex = (SPIndex + 1) & 63;
523 	return(p);
524 }
525 
526 char *
527 sperc2(int ttl, int misses)
528 {
529 	char *p = SPBuf[SPIndex];
530 
531 	if (ttl) {
532 		sprintf(p, "%3d%%",
533 		    (int)(char)((quad_t)(ttl - misses) * 100 / ttl));
534 	} else {
535 		sprintf(p, "   -");
536 	}
537 	SPIndex = (SPIndex + 1) & 63;
538 	return(p);
539 }
540 
541 /*
542  * Print a description of the nfs stats for the experimental client/server.
543  */
544 void
545 exp_intpr(int clientOnly, int serverOnly)
546 {
547 
548 	if (clientOnly != 0) {
549 		if (printtitle) {
550 			printf("Client Info:\n");
551 			printf("Rpc Counts:\n");
552 			printf(
553 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
554 			    , "Getattr", "Setattr", "Lookup", "Readlink",
555 			    "Read", "Write", "Create", "Remove");
556 		}
557 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
558 		    ext_nfsstats.rpccnt[NFSPROC_GETATTR],
559 		    ext_nfsstats.rpccnt[NFSPROC_SETATTR],
560 		    ext_nfsstats.rpccnt[NFSPROC_LOOKUP],
561 		    ext_nfsstats.rpccnt[NFSPROC_READLINK],
562 		    ext_nfsstats.rpccnt[NFSPROC_READ],
563 		    ext_nfsstats.rpccnt[NFSPROC_WRITE],
564 		    ext_nfsstats.rpccnt[NFSPROC_CREATE],
565 		    ext_nfsstats.rpccnt[NFSPROC_REMOVE]);
566 		if (printtitle)
567 			printf(
568 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
569 			    , "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
570 			    "Readdir", "RdirPlus", "Access");
571 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
572 		    ext_nfsstats.rpccnt[NFSPROC_RENAME],
573 		    ext_nfsstats.rpccnt[NFSPROC_LINK],
574 		    ext_nfsstats.rpccnt[NFSPROC_SYMLINK],
575 		    ext_nfsstats.rpccnt[NFSPROC_MKDIR],
576 		    ext_nfsstats.rpccnt[NFSPROC_RMDIR],
577 		    ext_nfsstats.rpccnt[NFSPROC_READDIR],
578 		    ext_nfsstats.rpccnt[NFSPROC_READDIRPLUS],
579 		    ext_nfsstats.rpccnt[NFSPROC_ACCESS]);
580 		if (printtitle)
581 			printf(
582 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
583 			    , "Mknod", "Fsstat", "Fsinfo", "PathConf",
584 			    "Commit", "SetClId", "SetClIdCf", "Lock");
585 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
586 		    ext_nfsstats.rpccnt[NFSPROC_MKNOD],
587 		    ext_nfsstats.rpccnt[NFSPROC_FSSTAT],
588 		    ext_nfsstats.rpccnt[NFSPROC_FSINFO],
589 		    ext_nfsstats.rpccnt[NFSPROC_PATHCONF],
590 		    ext_nfsstats.rpccnt[NFSPROC_COMMIT],
591 		    ext_nfsstats.rpccnt[NFSPROC_SETCLIENTID],
592 		    ext_nfsstats.rpccnt[NFSPROC_SETCLIENTIDCFRM],
593 		    ext_nfsstats.rpccnt[NFSPROC_LOCK]);
594 		if (printtitle)
595 			printf("%9.9s %9.9s %9.9s %9.9s\n",
596 			    "LockT", "LockU", "Open", "OpenCfr");
597 		printf("%9d %9d %9d %9d\n",
598 		    ext_nfsstats.rpccnt[NFSPROC_LOCKT],
599 		    ext_nfsstats.rpccnt[NFSPROC_LOCKU],
600 		    ext_nfsstats.rpccnt[NFSPROC_OPEN],
601 		    ext_nfsstats.rpccnt[NFSPROC_OPENCONFIRM]);
602 		if (printtitle)
603 			printf(
604 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
605 			    , "OpenOwner", "Opens", "LockOwner",
606 			    "Locks", "Delegs", "LocalOwn",
607 			    "LocalOpen", "LocalLOwn");
608 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
609 		    ext_nfsstats.clopenowners,
610 		    ext_nfsstats.clopens,
611 		    ext_nfsstats.cllockowners,
612 		    ext_nfsstats.cllocks,
613 		    ext_nfsstats.cldelegates,
614 		    ext_nfsstats.cllocalopenowners,
615 		    ext_nfsstats.cllocalopens,
616 		    ext_nfsstats.cllocallockowners);
617 		if (printtitle)
618 			printf("%9.9s\n", "LocalLock");
619 		printf("%9d\n", ext_nfsstats.cllocallocks);
620 		if (printtitle) {
621 			printf("Rpc Info:\n");
622 			printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
623 			    "TimedOut", "Invalid", "X Replies", "Retries",
624 			    "Requests");
625 		}
626 		printf("%9d %9d %9d %9d %9d\n",
627 		    ext_nfsstats.rpctimeouts,
628 		    ext_nfsstats.rpcinvalid,
629 		    ext_nfsstats.rpcunexpected,
630 		    ext_nfsstats.rpcretries,
631 		    ext_nfsstats.rpcrequests);
632 		if (printtitle) {
633 			printf("Cache Info:\n");
634 			printf("%9.9s %9.9s %9.9s %9.9s",
635 			    "Attr Hits", "Misses", "Lkup Hits", "Misses");
636 			printf(" %9.9s %9.9s %9.9s %9.9s\n",
637 			    "BioR Hits", "Misses", "BioW Hits", "Misses");
638 		}
639 		printf("%9d %9d %9d %9d",
640 		    ext_nfsstats.attrcache_hits,
641 		    ext_nfsstats.attrcache_misses,
642 		    ext_nfsstats.lookupcache_hits,
643 		    ext_nfsstats.lookupcache_misses);
644 		printf(" %9d %9d %9d %9d\n",
645 		    ext_nfsstats.biocache_reads,
646 		    ext_nfsstats.read_bios,
647 		    ext_nfsstats.biocache_writes,
648 		    ext_nfsstats.write_bios);
649 		if (printtitle) {
650 			printf("%9.9s %9.9s %9.9s %9.9s",
651 			    "BioRLHits", "Misses", "BioD Hits", "Misses");
652 			printf(" %9.9s %9.9s\n", "DirE Hits", "Misses");
653 		}
654 		printf("%9d %9d %9d %9d",
655 		    ext_nfsstats.biocache_readlinks,
656 		    ext_nfsstats.readlink_bios,
657 		    ext_nfsstats.biocache_readdirs,
658 		    ext_nfsstats.readdir_bios);
659 		printf(" %9d %9d\n",
660 		    ext_nfsstats.direofcache_hits,
661 		    ext_nfsstats.direofcache_misses);
662 	}
663 	if (serverOnly != 0) {
664 		if (printtitle) {
665 			printf("\nServer Info:\n");
666 			printf(
667 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
668 			    , "Getattr", "Setattr", "Lookup", "Readlink",
669 			    "Read", "Write", "Create", "Remove");
670 		}
671 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
672 		    ext_nfsstats.srvrpccnt[NFSV4OP_GETATTR],
673 		    ext_nfsstats.srvrpccnt[NFSV4OP_SETATTR],
674 		    ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUP],
675 		    ext_nfsstats.srvrpccnt[NFSV4OP_READLINK],
676 		    ext_nfsstats.srvrpccnt[NFSV4OP_READ],
677 		    ext_nfsstats.srvrpccnt[NFSV4OP_WRITE],
678 		    ext_nfsstats.srvrpccnt[NFSV4OP_V3CREATE],
679 		    ext_nfsstats.srvrpccnt[NFSV4OP_REMOVE]);
680 		if (printtitle)
681 			printf(
682 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
683 			    , "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
684 			    "Readdir", "RdirPlus", "Access");
685 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
686 		    ext_nfsstats.srvrpccnt[NFSV4OP_RENAME],
687 		    ext_nfsstats.srvrpccnt[NFSV4OP_LINK],
688 		    ext_nfsstats.srvrpccnt[NFSV4OP_SYMLINK],
689 		    ext_nfsstats.srvrpccnt[NFSV4OP_MKDIR],
690 		    ext_nfsstats.srvrpccnt[NFSV4OP_RMDIR],
691 		    ext_nfsstats.srvrpccnt[NFSV4OP_READDIR],
692 		    ext_nfsstats.srvrpccnt[NFSV4OP_READDIRPLUS],
693 		    ext_nfsstats.srvrpccnt[NFSV4OP_ACCESS]);
694 		if (printtitle)
695 			printf(
696 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
697 			    , "Mknod", "Fsstat", "Fsinfo", "PathConf",
698 			    "Commit", "LookupP", "SetClId", "SetClIdCf");
699 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
700 		    ext_nfsstats.srvrpccnt[NFSV4OP_MKNOD],
701 		    ext_nfsstats.srvrpccnt[NFSV4OP_FSSTAT],
702 		    ext_nfsstats.srvrpccnt[NFSV4OP_FSINFO],
703 		    ext_nfsstats.srvrpccnt[NFSV4OP_PATHCONF],
704 		    ext_nfsstats.srvrpccnt[NFSV4OP_COMMIT],
705 		    ext_nfsstats.srvrpccnt[NFSV4OP_LOOKUPP],
706 		    ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTID],
707 		    ext_nfsstats.srvrpccnt[NFSV4OP_SETCLIENTIDCFRM]);
708 		if (printtitle)
709 			printf(
710 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
711 			    , "Open", "OpenAttr", "OpenDwnGr", "OpenCfrm",
712 			    "DelePurge", "DeleRet", "GetFH", "Lock");
713 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
714 		    ext_nfsstats.srvrpccnt[NFSV4OP_OPEN],
715 		    ext_nfsstats.srvrpccnt[NFSV4OP_OPENATTR],
716 		    ext_nfsstats.srvrpccnt[NFSV4OP_OPENDOWNGRADE],
717 		    ext_nfsstats.srvrpccnt[NFSV4OP_OPENCONFIRM],
718 		    ext_nfsstats.srvrpccnt[NFSV4OP_DELEGPURGE],
719 		    ext_nfsstats.srvrpccnt[NFSV4OP_DELEGRETURN],
720 		    ext_nfsstats.srvrpccnt[NFSV4OP_GETFH],
721 		    ext_nfsstats.srvrpccnt[NFSV4OP_LOCK]);
722 		if (printtitle)
723 			printf(
724 			    "%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n"
725 			    , "LockT", "LockU", "Close", "Verify", "NVerify",
726 			    "PutFH", "PutPubFH", "PutRootFH");
727 		printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
728 		    ext_nfsstats.srvrpccnt[NFSV4OP_LOCKT],
729 		    ext_nfsstats.srvrpccnt[NFSV4OP_LOCKU],
730 		    ext_nfsstats.srvrpccnt[NFSV4OP_CLOSE],
731 		    ext_nfsstats.srvrpccnt[NFSV4OP_VERIFY],
732 		    ext_nfsstats.srvrpccnt[NFSV4OP_NVERIFY],
733 		    ext_nfsstats.srvrpccnt[NFSV4OP_PUTFH],
734 		    ext_nfsstats.srvrpccnt[NFSV4OP_PUTPUBFH],
735 		    ext_nfsstats.srvrpccnt[NFSV4OP_PUTROOTFH]);
736 		if (printtitle)
737 			printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
738 			    "Renew", "RestoreFH", "SaveFH", "Secinfo",
739 			    "RelLckOwn", "V4Create");
740 		printf("%9d %9d %9d %9d %9d %9d\n",
741 		    ext_nfsstats.srvrpccnt[NFSV4OP_RENEW],
742 		    ext_nfsstats.srvrpccnt[NFSV4OP_RESTOREFH],
743 		    ext_nfsstats.srvrpccnt[NFSV4OP_SAVEFH],
744 		    ext_nfsstats.srvrpccnt[NFSV4OP_SECINFO],
745 		    ext_nfsstats.srvrpccnt[NFSV4OP_RELEASELCKOWN],
746 		    ext_nfsstats.srvrpccnt[NFSV4OP_CREATE]);
747 		if (printtitle) {
748 			printf("Server:\n");
749 			printf("%9.9s %9.9s %9.9s\n",
750 			    "Retfailed", "Faults", "Clients");
751 		}
752 		printf("%9d %9d %9d\n",
753 		    ext_nfsstats.srv_errs, ext_nfsstats.srvrpc_errs,
754 		    ext_nfsstats.srvclients);
755 		if (printtitle)
756 			printf("%9.9s %9.9s %9.9s %9.9s %9.9s \n",
757 			    "OpenOwner", "Opens", "LockOwner",
758 			    "Locks", "Delegs");
759 		printf("%9d %9d %9d %9d %9d \n",
760 		    ext_nfsstats.srvopenowners,
761 		    ext_nfsstats.srvopens,
762 		    ext_nfsstats.srvlockowners,
763 		    ext_nfsstats.srvlocks,
764 		    ext_nfsstats.srvdelegates);
765 		if (printtitle) {
766 			printf("Server Cache Stats:\n");
767 			printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
768 			    "Inprog", "Idem", "Non-idem", "Misses",
769 			    "CacheSize", "TCPPeak");
770 		}
771 		printf("%9d %9d %9d %9d %9d %9d\n",
772 		    ext_nfsstats.srvcache_inproghits,
773 		    ext_nfsstats.srvcache_idemdonehits,
774 		    ext_nfsstats.srvcache_nonidemdonehits,
775 		    ext_nfsstats.srvcache_misses,
776 		    ext_nfsstats.srvcache_size,
777 		    ext_nfsstats.srvcache_tcppeak);
778 	}
779 }
780 
781 /*
782  * Print a running summary of nfs statistics for the experimental client and/or
783  * server.
784  * Repeat display every interval seconds, showing statistics
785  * collected over that interval.  Assumes that interval is non-zero.
786  * First line printed at top of screen is always cumulative.
787  */
788 void
789 exp_sidewaysintpr(u_int interval, int clientOnly, int serverOnly)
790 {
791 	struct ext_nfsstats nfsstats, lastst, *ext_nfsstatsp;
792 	int hdrcnt = 1;
793 
794 	ext_nfsstatsp = &lastst;
795 	if (nfssvc(NFSSVC_GETSTATS, ext_nfsstatsp) < 0)
796 		err(1, "Can't get stats");
797 	sleep(interval);
798 
799 	for (;;) {
800 		ext_nfsstatsp = &nfsstats;
801 		if (nfssvc(NFSSVC_GETSTATS, ext_nfsstatsp) < 0)
802 			err(1, "Can't get stats");
803 
804 		if (--hdrcnt == 0) {
805 			printhdr(clientOnly, serverOnly);
806 			if (clientOnly && serverOnly)
807 				hdrcnt = 10;
808 			else
809 				hdrcnt = 20;
810 		}
811 		if (clientOnly) {
812 		    printf("%s %6d %6d %6d %6d %6d %6d %6d %6d",
813 			((clientOnly && serverOnly) ? "Client:" : ""),
814 			DELTA(attrcache_hits) + DELTA(attrcache_misses),
815 			DELTA(lookupcache_hits) + DELTA(lookupcache_misses),
816 			DELTA(biocache_readlinks),
817 			DELTA(biocache_reads),
818 			DELTA(biocache_writes),
819 			nfsstats.rpccnt[NFSPROC_RENAME] -
820 			lastst.rpccnt[NFSPROC_RENAME],
821 			DELTA(accesscache_hits) + DELTA(accesscache_misses),
822 			DELTA(biocache_readdirs)
823 		    );
824 		    if (widemode) {
825 			    printf(" %s %s %s %s %s %s",
826 				sperc1(DELTA(attrcache_hits),
827 				    DELTA(attrcache_misses)),
828 				sperc1(DELTA(lookupcache_hits),
829 				    DELTA(lookupcache_misses)),
830 				sperc2(DELTA(biocache_reads),
831 				    DELTA(read_bios)),
832 				sperc2(DELTA(biocache_writes),
833 				    DELTA(write_bios)),
834 				sperc1(DELTA(accesscache_hits),
835 				    DELTA(accesscache_misses)),
836 				sperc2(DELTA(biocache_readdirs),
837 				    DELTA(readdir_bios))
838 			    );
839 		    }
840 		    printf("\n");
841 		    lastst = nfsstats;
842 		}
843 		if (serverOnly) {
844 		    printf("%s %6d %6d %6d %6d %6d %6d %6d %6d",
845 			((clientOnly && serverOnly) ? "Server:" : ""),
846 			nfsstats.srvrpccnt[NFSPROC_GETATTR] -
847 			lastst.srvrpccnt[NFSPROC_GETATTR],
848 			nfsstats.srvrpccnt[NFSPROC_LOOKUP] -
849 			lastst.srvrpccnt[NFSPROC_LOOKUP],
850 			nfsstats.srvrpccnt[NFSPROC_READLINK] -
851 			lastst.srvrpccnt[NFSPROC_READLINK],
852 			nfsstats.srvrpccnt[NFSPROC_READ] -
853 			lastst.srvrpccnt[NFSPROC_READ],
854 			nfsstats.srvrpccnt[NFSPROC_WRITE] -
855 			lastst.srvrpccnt[NFSPROC_WRITE],
856 			nfsstats.srvrpccnt[NFSPROC_RENAME] -
857 			lastst.srvrpccnt[NFSPROC_RENAME],
858 			nfsstats.srvrpccnt[NFSPROC_ACCESS] -
859 			lastst.srvrpccnt[NFSPROC_ACCESS],
860 			(nfsstats.srvrpccnt[NFSPROC_READDIR] -
861 			 lastst.srvrpccnt[NFSPROC_READDIR]) +
862 			(nfsstats.srvrpccnt[NFSPROC_READDIRPLUS] -
863 			 lastst.srvrpccnt[NFSPROC_READDIRPLUS]));
864 		    printf("\n");
865 		    lastst = nfsstats;
866 		}
867 		fflush(stdout);
868 		sleep(interval);
869 	}
870 	/*NOTREACHED*/
871 }
872 
873