1*2654012fSReza Sabdar /*
2*2654012fSReza Sabdar * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
3*2654012fSReza Sabdar * Use is subject to license terms.
4*2654012fSReza Sabdar */
5*2654012fSReza Sabdar
6*2654012fSReza Sabdar /*
7*2654012fSReza Sabdar * BSD 3 Clause License
8*2654012fSReza Sabdar *
9*2654012fSReza Sabdar * Copyright (c) 2007, The Storage Networking Industry Association.
10*2654012fSReza Sabdar *
11*2654012fSReza Sabdar * Redistribution and use in source and binary forms, with or without
12*2654012fSReza Sabdar * modification, are permitted provided that the following conditions
13*2654012fSReza Sabdar * are met:
14*2654012fSReza Sabdar * - Redistributions of source code must retain the above copyright
15*2654012fSReza Sabdar * notice, this list of conditions and the following disclaimer.
16*2654012fSReza Sabdar *
17*2654012fSReza Sabdar * - Redistributions in binary form must reproduce the above copyright
18*2654012fSReza Sabdar * notice, this list of conditions and the following disclaimer in
19*2654012fSReza Sabdar * the documentation and/or other materials provided with the
20*2654012fSReza Sabdar * distribution.
21*2654012fSReza Sabdar *
22*2654012fSReza Sabdar * - Neither the name of The Storage Networking Industry Association (SNIA)
23*2654012fSReza Sabdar * nor the names of its contributors may be used to endorse or promote
24*2654012fSReza Sabdar * products derived from this software without specific prior written
25*2654012fSReza Sabdar * permission.
26*2654012fSReza Sabdar *
27*2654012fSReza Sabdar * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
28*2654012fSReza Sabdar * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29*2654012fSReza Sabdar * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30*2654012fSReza Sabdar * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
31*2654012fSReza Sabdar * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32*2654012fSReza Sabdar * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33*2654012fSReza Sabdar * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34*2654012fSReza Sabdar * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35*2654012fSReza Sabdar * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36*2654012fSReza Sabdar * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37*2654012fSReza Sabdar * POSSIBILITY OF SUCH DAMAGE.
38*2654012fSReza Sabdar */
39*2654012fSReza Sabdar #include <stdio.h>
40*2654012fSReza Sabdar #include <stdlib.h>
41*2654012fSReza Sabdar #include <stdarg.h>
42*2654012fSReza Sabdar #include <ctype.h>
43*2654012fSReza Sabdar #include <unistd.h>
44*2654012fSReza Sabdar #include <memory.h>
45*2654012fSReza Sabdar #include <string.h>
46*2654012fSReza Sabdar #include <fcntl.h>
47*2654012fSReza Sabdar #include <errno.h>
48*2654012fSReza Sabdar #include <signal.h>
49*2654012fSReza Sabdar #include <values.h>
50*2654012fSReza Sabdar #include <poll.h>
51*2654012fSReza Sabdar #include <locale.h>
52*2654012fSReza Sabdar #include <libndmp.h>
53*2654012fSReza Sabdar
54*2654012fSReza Sabdar #define MAX_DEV_STAT 16
55*2654012fSReza Sabdar #define REPRINT 19
56*2654012fSReza Sabdar #define VAL(v) (new->ns_##v)
57*2654012fSReza Sabdar #define DELTA(v) (new->ns_##v - (old ? old->ns_##v : 0))
58*2654012fSReza Sabdar #define ADJ(n) ((adj <= 0) ? n : (adj >= n) ? 1 : n - adj)
59*2654012fSReza Sabdar #define adjprintf(fmt, n, val) adj -= (n + 1) - printf(fmt, ADJ(n), val)
60*2654012fSReza Sabdar #if !defined(TEXT_DOMAIN)
61*2654012fSReza Sabdar #define TEXT_DOMAIN "SYS_TEST"
62*2654012fSReza Sabdar #endif
63*2654012fSReza Sabdar
64*2654012fSReza Sabdar static int adj; /* number of excess columns */
65*2654012fSReza Sabdar static long iter = 0;
66*2654012fSReza Sabdar static int blksize = 1024;
67*2654012fSReza Sabdar static int poll_interval = 1;
68*2654012fSReza Sabdar static ndmp_stat_t *nstat;
69*2654012fSReza Sabdar static int lines = 1;
70*2654012fSReza Sabdar
71*2654012fSReza Sabdar static void dostats(ndmp_stat_t *, ndmp_stat_t *);
72*2654012fSReza Sabdar static void printhdr(int);
73*2654012fSReza Sabdar static void usage(void);
74*2654012fSReza Sabdar
75*2654012fSReza Sabdar int
main(int argc,char ** argv)76*2654012fSReza Sabdar main(int argc, char **argv)
77*2654012fSReza Sabdar {
78*2654012fSReza Sabdar ndmp_stat_t *old = NULL;
79*2654012fSReza Sabdar
80*2654012fSReza Sabdar (void) setlocale(LC_ALL, "");
81*2654012fSReza Sabdar (void) textdomain(TEXT_DOMAIN);
82*2654012fSReza Sabdar
83*2654012fSReza Sabdar argc--, argv++;
84*2654012fSReza Sabdar
85*2654012fSReza Sabdar if (argc > 0) {
86*2654012fSReza Sabdar long interval;
87*2654012fSReza Sabdar char *endptr;
88*2654012fSReza Sabdar
89*2654012fSReza Sabdar errno = 0;
90*2654012fSReza Sabdar interval = strtol(argv[0], &endptr, 10);
91*2654012fSReza Sabdar
92*2654012fSReza Sabdar if (errno > 0 || *endptr != '\0' || interval <= 0 ||
93*2654012fSReza Sabdar interval > MAXLONG) {
94*2654012fSReza Sabdar usage();
95*2654012fSReza Sabdar return (1);
96*2654012fSReza Sabdar }
97*2654012fSReza Sabdar poll_interval = 1000 * interval;
98*2654012fSReza Sabdar if (poll_interval <= 0) {
99*2654012fSReza Sabdar usage();
100*2654012fSReza Sabdar return (1);
101*2654012fSReza Sabdar }
102*2654012fSReza Sabdar iter = MAXLONG;
103*2654012fSReza Sabdar if (argc > 1) {
104*2654012fSReza Sabdar iter = strtol(argv[1], NULL, 10);
105*2654012fSReza Sabdar if (errno > 0 || *endptr != '\0' || iter <= 0) {
106*2654012fSReza Sabdar usage();
107*2654012fSReza Sabdar return (1);
108*2654012fSReza Sabdar }
109*2654012fSReza Sabdar }
110*2654012fSReza Sabdar if (argc > 2) {
111*2654012fSReza Sabdar usage();
112*2654012fSReza Sabdar return (1);
113*2654012fSReza Sabdar }
114*2654012fSReza Sabdar }
115*2654012fSReza Sabdar
116*2654012fSReza Sabdar if (ndmp_door_status()) {
117*2654012fSReza Sabdar (void) fprintf(stdout,
118*2654012fSReza Sabdar gettext(" Error: ndmpd service not running.\n"));
119*2654012fSReza Sabdar return (1);
120*2654012fSReza Sabdar }
121*2654012fSReza Sabdar
122*2654012fSReza Sabdar (void) sigset(SIGCONT, printhdr);
123*2654012fSReza Sabdar
124*2654012fSReza Sabdar printhdr(0);
125*2654012fSReza Sabdar
126*2654012fSReza Sabdar if ((nstat = malloc(sizeof (ndmp_stat_t))) == NULL) {
127*2654012fSReza Sabdar (void) fprintf(stdout, gettext("Out of memory"));
128*2654012fSReza Sabdar return (1);
129*2654012fSReza Sabdar }
130*2654012fSReza Sabdar
131*2654012fSReza Sabdar
132*2654012fSReza Sabdar if (ndmp_get_stats(nstat) != 0) {
133*2654012fSReza Sabdar free(nstat);
134*2654012fSReza Sabdar return (1);
135*2654012fSReza Sabdar }
136*2654012fSReza Sabdar
137*2654012fSReza Sabdar dostats(old, nstat);
138*2654012fSReza Sabdar while (--iter > 0) {
139*2654012fSReza Sabdar (void) poll(NULL, 0, poll_interval);
140*2654012fSReza Sabdar
141*2654012fSReza Sabdar free(old);
142*2654012fSReza Sabdar old = nstat;
143*2654012fSReza Sabdar if ((nstat = malloc(sizeof (ndmp_stat_t))) == NULL) {
144*2654012fSReza Sabdar (void) fprintf(stdout, gettext("Out of memory"));
145*2654012fSReza Sabdar free(old);
146*2654012fSReza Sabdar return (1);
147*2654012fSReza Sabdar }
148*2654012fSReza Sabdar if (ndmp_get_stats(nstat) != 0) {
149*2654012fSReza Sabdar free(old);
150*2654012fSReza Sabdar free(nstat);
151*2654012fSReza Sabdar return (1);
152*2654012fSReza Sabdar }
153*2654012fSReza Sabdar dostats(old, nstat);
154*2654012fSReza Sabdar }
155*2654012fSReza Sabdar
156*2654012fSReza Sabdar return (0);
157*2654012fSReza Sabdar }
158*2654012fSReza Sabdar
159*2654012fSReza Sabdar /* ARGSUSED */
160*2654012fSReza Sabdar static void
printhdr(int sig)161*2654012fSReza Sabdar printhdr(int sig)
162*2654012fSReza Sabdar {
163*2654012fSReza Sabdar (void) printf(" wthr ops file disk tape ");
164*2654012fSReza Sabdar (void) printf("bytes perf prcnt\n");
165*2654012fSReza Sabdar
166*2654012fSReza Sabdar (void) printf(" r w bk rs rd wr rd wr rd wr rd ");
167*2654012fSReza Sabdar (void) printf("wr bk rs dsk tpe idl\n");
168*2654012fSReza Sabdar
169*2654012fSReza Sabdar lines = REPRINT;
170*2654012fSReza Sabdar }
171*2654012fSReza Sabdar
172*2654012fSReza Sabdar static void
dostats(ndmp_stat_t * old,ndmp_stat_t * new)173*2654012fSReza Sabdar dostats(ndmp_stat_t *old, ndmp_stat_t *new)
174*2654012fSReza Sabdar {
175*2654012fSReza Sabdar long long dskop = 0;
176*2654012fSReza Sabdar long long tpop = 0;
177*2654012fSReza Sabdar long dpcnt, tpcnt;
178*2654012fSReza Sabdar long ipcnt;
179*2654012fSReza Sabdar int totl;
180*2654012fSReza Sabdar long rbytes;
181*2654012fSReza Sabdar long wbytes;
182*2654012fSReza Sabdar
183*2654012fSReza Sabdar adj = 0;
184*2654012fSReza Sabdar
185*2654012fSReza Sabdar if (--lines == 0)
186*2654012fSReza Sabdar printhdr(0);
187*2654012fSReza Sabdar
188*2654012fSReza Sabdar if (!old) {
189*2654012fSReza Sabdar (void) printf(" 0 0 0 0 0 0 0 ");
190*2654012fSReza Sabdar (void) printf("0 0 0 0 0 0 0 0 0 100\n");
191*2654012fSReza Sabdar return;
192*2654012fSReza Sabdar }
193*2654012fSReza Sabdar
194*2654012fSReza Sabdar adjprintf(" %*u", 1, VAL(trun));
195*2654012fSReza Sabdar adjprintf(" %*u", 1, VAL(twait));
196*2654012fSReza Sabdar adjprintf(" %*u", 2, VAL(nbk));
197*2654012fSReza Sabdar adjprintf(" %*u", 2, VAL(nrs));
198*2654012fSReza Sabdar adjprintf(" %*u", 4, DELTA(rfile));
199*2654012fSReza Sabdar adjprintf(" %*u", 4, DELTA(wfile));
200*2654012fSReza Sabdar adjprintf(" %*u", 4, (unsigned)(DELTA(rdisk) / blksize));
201*2654012fSReza Sabdar adjprintf(" %*u", 4, (unsigned)(DELTA(wdisk) / blksize));
202*2654012fSReza Sabdar adjprintf(" %*u", 4, (unsigned)(DELTA(rtape) / blksize));
203*2654012fSReza Sabdar adjprintf(" %*u", 4, (unsigned)(DELTA(wtape) / blksize));
204*2654012fSReza Sabdar
205*2654012fSReza Sabdar /* Get the average throughput */
206*2654012fSReza Sabdar rbytes = (DELTA(wtape) + DELTA(rdisk)) / 2;
207*2654012fSReza Sabdar wbytes = (DELTA(rtape) + DELTA(wdisk)) / 2;
208*2654012fSReza Sabdar rbytes /= blksize;
209*2654012fSReza Sabdar wbytes /= blksize;
210*2654012fSReza Sabdar
211*2654012fSReza Sabdar adjprintf(" %*lu", 4, rbytes);
212*2654012fSReza Sabdar adjprintf(" %*lu", 4, wbytes);
213*2654012fSReza Sabdar
214*2654012fSReza Sabdar adjprintf(" %*lu", 3, rbytes / poll_interval);
215*2654012fSReza Sabdar adjprintf(" %*lu", 2, wbytes / poll_interval);
216*2654012fSReza Sabdar
217*2654012fSReza Sabdar dskop += DELTA(rdisk);
218*2654012fSReza Sabdar dskop += DELTA(wdisk);
219*2654012fSReza Sabdar tpop += DELTA(rtape);
220*2654012fSReza Sabdar tpop += DELTA(wtape);
221*2654012fSReza Sabdar totl = (dskop + tpop) ? (dskop + tpop) : 1;
222*2654012fSReza Sabdar
223*2654012fSReza Sabdar dpcnt = (dskop * 100) / totl;
224*2654012fSReza Sabdar tpcnt = (tpop * 100) / totl;
225*2654012fSReza Sabdar ipcnt = 100 - dpcnt - tpcnt;
226*2654012fSReza Sabdar
227*2654012fSReza Sabdar adjprintf(" %*lu", 4, dpcnt);
228*2654012fSReza Sabdar adjprintf(" %*lu", 3, tpcnt);
229*2654012fSReza Sabdar adjprintf(" %*lu\n", 3, ipcnt);
230*2654012fSReza Sabdar (void) fflush(stdout);
231*2654012fSReza Sabdar }
232*2654012fSReza Sabdar
233*2654012fSReza Sabdar static void
usage(void)234*2654012fSReza Sabdar usage(void)
235*2654012fSReza Sabdar {
236*2654012fSReza Sabdar (void) fprintf(stderr, "Usage: ndmpstat [interval [count]]\n");
237*2654012fSReza Sabdar }
238