int
initvmstat(void)
{
field_view *v;
int mib[4], i;
size_t size;
hertz = stathz;
if (!dkinit(1))
return(0);
mib[0] = CTL_KERN;
mib[1] = KERN_INTRCNT;
mib[2] = KERN_INTRCNT_NUM;
size = sizeof(nintr);
if (sysctl(mib, 3, &nintr, &size, NULL, 0) < 0)
return (-1);
intrloc = calloc(nintr, sizeof(long));
intrname = calloc(nintr, sizeof(char *));
for (i = 0; i < nintr; i++) {
char name[128];
mib[0] = CTL_KERN;
mib[1] = KERN_INTRCNT;
mib[2] = KERN_INTRCNT_NAME;
mib[3] = i;
size = sizeof(name);
if (sysctl(mib, 4, name, &size, NULL, 0) < 0)
return (-1);
intrname[i] = strdup(name);
if (intrname[i] == NULL)
return (-1);
}
nextintsrow = INTSROW + 2;
allocinfo(&s);
allocinfo(&s1);
allocinfo(&s2);
allocinfo(&s3);
allocinfo(&z);
getinfo(&s2);
copyinfo(&z, &s1);
for (v = views_vm; v->name != NULL; v++)
add_view(v);
return(1);
}
int
initiostat(void)
{
field_view *v;
dkinit(1);
dkreadstats();
bzero(&bccur, sizeof(bccur));
for (v = views_io; v->name != NULL; v++)
add_view(v);
return(1);
}
void
setup(void)
{
dkinit(0);
}
int
main(int argc, char *argv[])
{
char errbuf[_POSIX2_LINE_MAX];
int c, todo = 0, reps = 0;
const char *errstr;
u_int interval = 0;
while ((c = getopt(argc, argv, "c:fiM:mN:stw:vz")) != -1) {
switch (c) {
case 'c':
reps = atoi(optarg);
break;
case 'f':
todo |= FORKSTAT;
break;
case 'i':
todo |= INTRSTAT;
break;
case 'M':
memf = optarg;
break;
case 'm':
todo |= MEMSTAT;
break;
case 'N':
nlistf = optarg;
break;
case 's':
todo |= SUMSTAT;
break;
case 't':
todo |= TIMESTAT;
break;
case 'w':
interval = (u_int)strtonum(optarg, 0, 1000, &errstr);
if (errstr)
errx(1, "-w %s: %s", optarg, errstr);
break;
case 'v':
verbose = 1;
break;
case 'z':
zflag = 1;
break;
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (todo == 0)
todo = VMSTAT;
if (nlistf != NULL || memf != NULL) {
kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, errbuf);
if (kd == 0)
errx(1, "kvm_openfiles: %s", errbuf);
if ((c = kvm_nlist(kd, namelist)) != 0) {
if (c > 0) {
(void)fprintf(stderr,
"%s: undefined symbols:", __progname);
for (c = 0;
c < sizeof(namelist)/sizeof(namelist[0]);
c++)
if (namelist[c].n_type == 0)
fprintf(stderr, " %s",
namelist[c].n_name);
(void)fputc('\n', stderr);
exit(1);
} else
errx(1, "kvm_nlist: %s", kvm_geterr(kd));
}
}
if (todo & VMSTAT) {
struct winsize winsize;
dkinit(0); /* Initialize disk stats, no disks selected. */
argv = choosedrives(argv); /* Select disks. */
winsize.ws_row = 0;
(void) ioctl(STDOUT_FILENO, TIOCGWINSZ, &winsize);
if (winsize.ws_row > 0)
winlines = winsize.ws_row;
}
#define BACKWARD_COMPATIBILITY
#ifdef BACKWARD_COMPATIBILITY
if (*argv) {
interval = (u_int)strtonum(*argv, 0, 1000, &errstr);
if (errstr)
errx(1, "%s: %s", *argv, errstr);
if (*++argv)
reps = atoi(*argv);
}
#endif
if (interval) {
if (!reps)
reps = -1;
} else if (reps)
interval = 1;
if (todo & FORKSTAT)
doforkst();
if (todo & MEMSTAT) {
domem();
dopool();
}
if (todo & SUMSTAT)
dosum();
if (todo & TIMESTAT)
dotimes();
if (todo & INTRSTAT)
dointr();
if (todo & VMSTAT)
dovmstat(interval, reps);
exit(0);
}
