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nfsstat.c (3819) nfsstat.c (9336)
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

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38static char copyright[] =
39"@(#) Copyright (c) 1983, 1989, 1993\n\
40 The Regents of the University of California. All rights reserved.\n";
41#endif /* not lint */
42
43#ifndef lint
44/*static char sccsid[] = "From: @(#)nfsstat.c 8.1 (Berkeley) 6/6/93";*/
45static const char rcsid[] =
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

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38static char copyright[] =
39"@(#) Copyright (c) 1983, 1989, 1993\n\
40 The Regents of the University of California. All rights reserved.\n";
41#endif /* not lint */
42
43#ifndef lint
44/*static char sccsid[] = "From: @(#)nfsstat.c 8.1 (Berkeley) 6/6/93";*/
45static const char rcsid[] =
46 "$Id$";
46 "$Id: nfsstat.c,v 1.2 1994/10/23 23:25:43 wollman Exp $";
47#endif /* not lint */
48
49#include <sys/param.h>
50#include <sys/mount.h>
51#include <sys/sysctl.h>
47#endif /* not lint */
48
49#include <sys/param.h>
50#include <sys/mount.h>
51#include <sys/sysctl.h>
52#include <nfs/nfsv2.h>
52#include <nfs/rpcv2.h>
53#include <nfs/nfsproto.h>
53#include <nfs/nfs.h>
54#include <signal.h>
55#include <fcntl.h>
56#include <ctype.h>
57#include <errno.h>
58#include <kvm.h>
59#include <nlist.h>
60#include <unistd.h>

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68#define N_NFSSTAT 0
69 { "_nfsstats" },
70 "",
71};
72kvm_t *kd;
73
74static int deadkernel = 0;
75
54#include <nfs/nfs.h>
55#include <signal.h>
56#include <fcntl.h>
57#include <ctype.h>
58#include <errno.h>
59#include <kvm.h>
60#include <nlist.h>
61#include <unistd.h>

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69#define N_NFSSTAT 0
70 { "_nfsstats" },
71 "",
72};
73kvm_t *kd;
74
75static int deadkernel = 0;
76
76void intpr(void), printhdr(void), sidewaysintpr(u_int), usage(void);
77void intpr __P((void));
78void printhdr __P((void));
79void sidewaysintpr __P((u_int));
80void usage __P((void));
77
78main(argc, argv)
79 int argc;
80 char **argv;
81{
82 extern int optind;
83 extern char *optarg;
84 u_int interval;

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141 exit(0);
142}
143
144/*
145 * Read the nfs stats using sysctl(3) for live kernels, or kvm_read
146 * for dead ones.
147 */
148void
81
82main(argc, argv)
83 int argc;
84 char **argv;
85{
86 extern int optind;
87 extern char *optarg;
88 u_int interval;

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145 exit(0);
146}
147
148/*
149 * Read the nfs stats using sysctl(3) for live kernels, or kvm_read
150 * for dead ones.
151 */
152void
149readstats(struct nfsstats *stp)
153readstats(stp)
154 struct nfsstats *stp;
150{
151 if(deadkernel) {
152 if(kvm_read(kd, (u_long)nl[N_NFSSTAT].n_value, stp,
153 sizeof *stp) < 0) {
154 err(1, "kvm_read");
155 }
156 } else {
157 int name[3];

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166 }
167 }
168}
169
170/*
171 * Print a description of the nfs stats.
172 */
173void
155{
156 if(deadkernel) {
157 if(kvm_read(kd, (u_long)nl[N_NFSSTAT].n_value, stp,
158 sizeof *stp) < 0) {
159 err(1, "kvm_read");
160 }
161 } else {
162 int name[3];

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171 }
172 }
173}
174
175/*
176 * Print a description of the nfs stats.
177 */
178void
174intpr(void)
179intpr()
175{
176 struct nfsstats nfsstats;
177
178 readstats(&nfsstats);
179
180 printf("Client Info:\n");
181 printf("Rpc Counts:\n");
182 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",

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188 nfsstats.rpccnt[NFSPROC_LOOKUP],
189 nfsstats.rpccnt[NFSPROC_READLINK],
190 nfsstats.rpccnt[NFSPROC_READ],
191 nfsstats.rpccnt[NFSPROC_WRITE],
192 nfsstats.rpccnt[NFSPROC_CREATE],
193 nfsstats.rpccnt[NFSPROC_REMOVE]);
194 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
195 "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
180{
181 struct nfsstats nfsstats;
182
183 readstats(&nfsstats);
184
185 printf("Client Info:\n");
186 printf("Rpc Counts:\n");
187 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",

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193 nfsstats.rpccnt[NFSPROC_LOOKUP],
194 nfsstats.rpccnt[NFSPROC_READLINK],
195 nfsstats.rpccnt[NFSPROC_READ],
196 nfsstats.rpccnt[NFSPROC_WRITE],
197 nfsstats.rpccnt[NFSPROC_CREATE],
198 nfsstats.rpccnt[NFSPROC_REMOVE]);
199 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
200 "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
196 "Readdir", "Statfs", "RdirLook");
201 "Readdir", "RdirPlus", "Access");
197 printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
198 nfsstats.rpccnt[NFSPROC_RENAME],
199 nfsstats.rpccnt[NFSPROC_LINK],
200 nfsstats.rpccnt[NFSPROC_SYMLINK],
201 nfsstats.rpccnt[NFSPROC_MKDIR],
202 nfsstats.rpccnt[NFSPROC_RMDIR],
203 nfsstats.rpccnt[NFSPROC_READDIR],
202 printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
203 nfsstats.rpccnt[NFSPROC_RENAME],
204 nfsstats.rpccnt[NFSPROC_LINK],
205 nfsstats.rpccnt[NFSPROC_SYMLINK],
206 nfsstats.rpccnt[NFSPROC_MKDIR],
207 nfsstats.rpccnt[NFSPROC_RMDIR],
208 nfsstats.rpccnt[NFSPROC_READDIR],
204 nfsstats.rpccnt[NFSPROC_STATFS],
205 nfsstats.rpccnt[NQNFSPROC_READDIRLOOK]);
206 printf("%9.9s %9.9s %9.9s\n",
209 nfsstats.rpccnt[NFSPROC_READDIRPLUS],
210 nfsstats.rpccnt[NFSPROC_ACCESS]);
211 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
212 "Mknod", "Fsstat", "Fsinfo", "PathConf", "Commit",
207 "GLease", "Vacate", "Evict");
213 "GLease", "Vacate", "Evict");
208 printf("%9d %9d %9d\n",
214 printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
215 nfsstats.rpccnt[NFSPROC_MKNOD],
216 nfsstats.rpccnt[NFSPROC_FSSTAT],
217 nfsstats.rpccnt[NFSPROC_FSINFO],
218 nfsstats.rpccnt[NFSPROC_PATHCONF],
219 nfsstats.rpccnt[NFSPROC_COMMIT],
209 nfsstats.rpccnt[NQNFSPROC_GETLEASE],
210 nfsstats.rpccnt[NQNFSPROC_VACATED],
211 nfsstats.rpccnt[NQNFSPROC_EVICTED]);
212 printf("Rpc Info:\n");
213 printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
214 "TimedOut", "Invalid", "X Replies", "Retries", "Requests");
215 printf("%9d %9d %9d %9d %9d\n",
216 nfsstats.rpctimeouts,

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251 nfsstats.srvrpccnt[NFSPROC_LOOKUP],
252 nfsstats.srvrpccnt[NFSPROC_READLINK],
253 nfsstats.srvrpccnt[NFSPROC_READ],
254 nfsstats.srvrpccnt[NFSPROC_WRITE],
255 nfsstats.srvrpccnt[NFSPROC_CREATE],
256 nfsstats.srvrpccnt[NFSPROC_REMOVE]);
257 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
258 "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
220 nfsstats.rpccnt[NQNFSPROC_GETLEASE],
221 nfsstats.rpccnt[NQNFSPROC_VACATED],
222 nfsstats.rpccnt[NQNFSPROC_EVICTED]);
223 printf("Rpc Info:\n");
224 printf("%9.9s %9.9s %9.9s %9.9s %9.9s\n",
225 "TimedOut", "Invalid", "X Replies", "Retries", "Requests");
226 printf("%9d %9d %9d %9d %9d\n",
227 nfsstats.rpctimeouts,

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262 nfsstats.srvrpccnt[NFSPROC_LOOKUP],
263 nfsstats.srvrpccnt[NFSPROC_READLINK],
264 nfsstats.srvrpccnt[NFSPROC_READ],
265 nfsstats.srvrpccnt[NFSPROC_WRITE],
266 nfsstats.srvrpccnt[NFSPROC_CREATE],
267 nfsstats.srvrpccnt[NFSPROC_REMOVE]);
268 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
269 "Rename", "Link", "Symlink", "Mkdir", "Rmdir",
259 "Readdir", "Statfs", "RdirLook");
270 "Readdir", "RdirPlus", "Access");
260 printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
261 nfsstats.srvrpccnt[NFSPROC_RENAME],
262 nfsstats.srvrpccnt[NFSPROC_LINK],
263 nfsstats.srvrpccnt[NFSPROC_SYMLINK],
264 nfsstats.srvrpccnt[NFSPROC_MKDIR],
265 nfsstats.srvrpccnt[NFSPROC_RMDIR],
266 nfsstats.srvrpccnt[NFSPROC_READDIR],
271 printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
272 nfsstats.srvrpccnt[NFSPROC_RENAME],
273 nfsstats.srvrpccnt[NFSPROC_LINK],
274 nfsstats.srvrpccnt[NFSPROC_SYMLINK],
275 nfsstats.srvrpccnt[NFSPROC_MKDIR],
276 nfsstats.srvrpccnt[NFSPROC_RMDIR],
277 nfsstats.srvrpccnt[NFSPROC_READDIR],
267 nfsstats.srvrpccnt[NFSPROC_STATFS],
268 nfsstats.srvrpccnt[NQNFSPROC_READDIRLOOK]);
269 printf("%9.9s %9.9s %9.9s\n",
278 nfsstats.srvrpccnt[NFSPROC_READDIRPLUS],
279 nfsstats.srvrpccnt[NFSPROC_ACCESS]);
280 printf("%9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s %9.9s\n",
281 "Mknod", "Fsstat", "Fsinfo", "PathConf", "Commit",
270 "GLease", "Vacate", "Evict");
282 "GLease", "Vacate", "Evict");
271 printf("%9d %9d %9d\n",
283 printf("%9d %9d %9d %9d %9d %9d %9d %9d\n",
284 nfsstats.srvrpccnt[NFSPROC_MKNOD],
285 nfsstats.srvrpccnt[NFSPROC_FSSTAT],
286 nfsstats.srvrpccnt[NFSPROC_FSINFO],
287 nfsstats.srvrpccnt[NFSPROC_PATHCONF],
288 nfsstats.srvrpccnt[NFSPROC_COMMIT],
272 nfsstats.srvrpccnt[NQNFSPROC_GETLEASE],
273 nfsstats.srvrpccnt[NQNFSPROC_VACATED],
274 nfsstats.srvrpccnt[NQNFSPROC_EVICTED]);
275 printf("Server Ret-Failed\n");
276 printf("%17d\n", nfsstats.srvrpc_errs);
277 printf("Server Faults\n");
278 printf("%13d\n", nfsstats.srv_errs);
279 printf("Server Cache Stats:\n");

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286 nfsstats.srvcache_misses);
287 printf("Server Lease Stats:\n");
288 printf("%9.9s %9.9s %9.9s\n",
289 "Leases", "PeakL", "GLeases");
290 printf("%9d %9d %9d\n",
291 nfsstats.srvnqnfs_leases,
292 nfsstats.srvnqnfs_maxleases,
293 nfsstats.srvnqnfs_getleases);
289 nfsstats.srvrpccnt[NQNFSPROC_GETLEASE],
290 nfsstats.srvrpccnt[NQNFSPROC_VACATED],
291 nfsstats.srvrpccnt[NQNFSPROC_EVICTED]);
292 printf("Server Ret-Failed\n");
293 printf("%17d\n", nfsstats.srvrpc_errs);
294 printf("Server Faults\n");
295 printf("%13d\n", nfsstats.srv_errs);
296 printf("Server Cache Stats:\n");

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303 nfsstats.srvcache_misses);
304 printf("Server Lease Stats:\n");
305 printf("%9.9s %9.9s %9.9s\n",
306 "Leases", "PeakL", "GLeases");
307 printf("%9d %9d %9d\n",
308 nfsstats.srvnqnfs_leases,
309 nfsstats.srvnqnfs_maxleases,
310 nfsstats.srvnqnfs_getleases);
311 printf("Server Write Gathering:\n");
312 printf("%9.9s %9.9s %9.9s\n",
313 "WriteOps", "WriteRPC", "Opsaved");
314 printf("%9d %9d %9d\n",
315 nfsstats.srvvop_writes,
316 nfsstats.srvrpccnt[NFSPROC_WRITE],
317 nfsstats.srvrpccnt[NFSPROC_WRITE] - nfsstats.srvvop_writes);
294}
295
296u_char signalled; /* set if alarm goes off "early" */
297
298/*
299 * Print a running summary of nfs statistics.
300 * Repeat display every interval seconds, showing statistics
301 * collected over that interval. Assumes that interval is non-zero.

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316
317 for (hdrcnt = 1;;) {
318 if (!--hdrcnt) {
319 printhdr();
320 hdrcnt = 20;
321 }
322 readstats(&nfsstats);
323 printf("Client: %8d %8d %8d %8d %8d %8d %8d %8d\n",
318}
319
320u_char signalled; /* set if alarm goes off "early" */
321
322/*
323 * Print a running summary of nfs statistics.
324 * Repeat display every interval seconds, showing statistics
325 * collected over that interval. Assumes that interval is non-zero.

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340
341 for (hdrcnt = 1;;) {
342 if (!--hdrcnt) {
343 printhdr();
344 hdrcnt = 20;
345 }
346 readstats(&nfsstats);
347 printf("Client: %8d %8d %8d %8d %8d %8d %8d %8d\n",
324 nfsstats.rpccnt[1]-lastst.rpccnt[1],
325 nfsstats.rpccnt[4]-lastst.rpccnt[4],
326 nfsstats.rpccnt[5]-lastst.rpccnt[5],
327 nfsstats.rpccnt[6]-lastst.rpccnt[6],
328 nfsstats.rpccnt[8]-lastst.rpccnt[8],
329 nfsstats.rpccnt[11]-lastst.rpccnt[11],
330 nfsstats.rpccnt[12]-lastst.rpccnt[12],
331 nfsstats.rpccnt[16]-lastst.rpccnt[16]);
348 nfsstats.rpccnt[NFSPROC_GETATTR]-lastst.rpccnt[NFSPROC_GETATTR],
349 nfsstats.rpccnt[NFSPROC_LOOKUP]-lastst.rpccnt[NFSPROC_LOOKUP],
350 nfsstats.rpccnt[NFSPROC_READLINK]-lastst.rpccnt[NFSPROC_READLINK],
351 nfsstats.rpccnt[NFSPROC_READ]-lastst.rpccnt[NFSPROC_READ],
352 nfsstats.rpccnt[NFSPROC_WRITE]-lastst.rpccnt[NFSPROC_WRITE],
353 nfsstats.rpccnt[NFSPROC_RENAME]-lastst.rpccnt[NFSPROC_RENAME],
354 nfsstats.rpccnt[NFSPROC_ACCESS]-lastst.rpccnt[NFSPROC_ACCESS],
355 (nfsstats.rpccnt[NFSPROC_READDIR]-lastst.rpccnt[NFSPROC_READDIR])
356 +(nfsstats.rpccnt[NFSPROC_READDIRPLUS]-lastst.rpccnt[NFSPROC_READDIRPLUS]));
332 printf("Server: %8d %8d %8d %8d %8d %8d %8d %8d\n",
357 printf("Server: %8d %8d %8d %8d %8d %8d %8d %8d\n",
333 nfsstats.srvrpccnt[1]-lastst.srvrpccnt[1],
334 nfsstats.srvrpccnt[4]-lastst.srvrpccnt[4],
335 nfsstats.srvrpccnt[5]-lastst.srvrpccnt[5],
336 nfsstats.srvrpccnt[6]-lastst.srvrpccnt[6],
337 nfsstats.srvrpccnt[8]-lastst.srvrpccnt[8],
338 nfsstats.srvrpccnt[11]-lastst.srvrpccnt[11],
339 nfsstats.srvrpccnt[12]-lastst.srvrpccnt[12],
340 nfsstats.srvrpccnt[16]-lastst.srvrpccnt[16]);
358 nfsstats.srvrpccnt[NFSPROC_GETATTR]-lastst.srvrpccnt[NFSPROC_GETATTR],
359 nfsstats.srvrpccnt[NFSPROC_LOOKUP]-lastst.srvrpccnt[NFSPROC_LOOKUP],
360 nfsstats.srvrpccnt[NFSPROC_READLINK]-lastst.srvrpccnt[NFSPROC_READLINK],
361 nfsstats.srvrpccnt[NFSPROC_READ]-lastst.srvrpccnt[NFSPROC_READ],
362 nfsstats.srvrpccnt[NFSPROC_WRITE]-lastst.srvrpccnt[NFSPROC_WRITE],
363 nfsstats.srvrpccnt[NFSPROC_RENAME]-lastst.srvrpccnt[NFSPROC_RENAME],
364 nfsstats.srvrpccnt[NFSPROC_ACCESS]-lastst.srvrpccnt[NFSPROC_ACCESS],
365 (nfsstats.srvrpccnt[NFSPROC_READDIR]-lastst.srvrpccnt[NFSPROC_READDIR])
366 +(nfsstats.srvrpccnt[NFSPROC_READDIRPLUS]-lastst.srvrpccnt[NFSPROC_READDIRPLUS]));
341 lastst = nfsstats;
342 fflush(stdout);
343 oldmask = sigblock(sigmask(SIGALRM));
344 if (!signalled)
345 sigpause(0);
346 sigsetmask(oldmask);
347 signalled = 0;
348 (void)alarm(interval);
349 }
350 /*NOTREACHED*/
351}
352
353void
354printhdr()
355{
356 printf(" %8.8s %8.8s %8.8s %8.8s %8.8s %8.8s %8.8s %8.8s\n",
357 "Getattr", "Lookup", "Readlink", "Read", "Write", "Rename",
367 lastst = nfsstats;
368 fflush(stdout);
369 oldmask = sigblock(sigmask(SIGALRM));
370 if (!signalled)
371 sigpause(0);
372 sigsetmask(oldmask);
373 signalled = 0;
374 (void)alarm(interval);
375 }
376 /*NOTREACHED*/
377}
378
379void
380printhdr()
381{
382 printf(" %8.8s %8.8s %8.8s %8.8s %8.8s %8.8s %8.8s %8.8s\n",
383 "Getattr", "Lookup", "Readlink", "Read", "Write", "Rename",
358 "Link", "Readdir");
384 "Access", "Readdir");
359 fflush(stdout);
360}
361
362/*
363 * Called if an interval expires before sidewaysintpr has completed a loop.
364 * Sets a flag to not wait for the alarm.
365 */
366void

--- 12 unchanged lines hidden --- 		385 fflush(stdout);
386}
387
388/*
389 * Called if an interval expires before sidewaysintpr has completed a loop.
390 * Sets a flag to not wait for the alarm.
391 */
392void

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