static void
stat_print(const char *title_string, kstat_t *req, kstat_t *req_old,
int field_width, int zflag)
{
int i, j, nreq, ncolumns;
char fixlen[128];
kstat_named_t *knp;
kstat_named_t *knp_old;
if (req == NULL)
return;
if (field_width == 0)
return;
printf("%s\n", title_string);
ncolumns = (MAX_COLUMNS -1)/field_width;
/* MEANS knp = (kstat_named_t *)req->ks_data */
knp = KSTAT_NAMED_PTR(req);
nreq = req->ks_ndata;
knp_old = KSTAT_NAMED_PTR(req_old);
for (i = 0; i < nreq; i += ncolumns) {
/* prints out the titles of the columns */
for (j = i; j < MIN(i + ncolumns, nreq); j++) {
printf("%-*s", field_width, knp[j].name);
}
printf("\n");
/* prints out the stat numbers */
for (j = i; j < MIN(i + ncolumns, nreq); j++) {
(void) sprintf(fixlen, "%" PRIu64 " ",
(interval && knp_old != NULL) ?
(knp[j].value.ui64 - knp_old[j].value.ui64)
: knp[j].value.ui64);
printf("%-*s", field_width, fixlen);
}
printf("\n");
}
if (zflag) {
for (i = 0; i < req->ks_ndata; i++)
knp[i].value.ui64 = 0;
}
if (knp_old != NULL)
kstat_copy(req, req_old, 1);
else
kstat_copy(req, req_old, 0);
}
static int
acquire_cpus(struct snapshot *ss, kstat_ctl_t *kc)
{
size_t i;
ss->s_nr_cpus = sysconf(_SC_CPUID_MAX) + 1;
ss->s_cpus = calloc(ss->s_nr_cpus, sizeof (struct cpu_snapshot));
if (ss->s_cpus == NULL)
goto out;
for (i = 0; i < ss->s_nr_cpus; i++) {
kstat_t *ksp;
ss->s_cpus[i].cs_id = ID_NO_CPU;
ss->s_cpus[i].cs_state = p_online(i, P_STATUS);
/* If no valid CPU is present, move on to the next one */
if (ss->s_cpus[i].cs_state == -1)
continue;
ss->s_cpus[i].cs_id = i;
if ((ksp = kstat_lookup_read(kc, "cpu_info", i, NULL)) == NULL)
goto out;
(void) pset_assign(PS_QUERY, i, &ss->s_cpus[i].cs_pset_id);
if (ss->s_cpus[i].cs_pset_id == PS_NONE)
ss->s_cpus[i].cs_pset_id = ID_NO_PSET;
if (!CPU_ACTIVE(&ss->s_cpus[i]))
continue;
if ((ksp = kstat_lookup_read(kc, "cpu", i, "vm")) == NULL)
goto out;
if (kstat_copy(ksp, &ss->s_cpus[i].cs_vm))
goto out;
if ((ksp = kstat_lookup_read(kc, "cpu", i, "sys")) == NULL)
goto out;
if (kstat_copy(ksp, &ss->s_cpus[i].cs_sys))
goto out;
}
errno = 0;
out:
return (errno);
}
static void
kstat_sum(kstat_t *kstat1, kstat_t *kstat2, kstat_t *sum)
{
int i;
kstat_named_t *knp1, *knp2, *knpsum;
if (kstat1 == NULL || kstat2 == NULL)
return;
knp1 = KSTAT_NAMED_PTR(kstat1);
knp2 = KSTAT_NAMED_PTR(kstat2);
if (sum->ks_data == NULL)
kstat_copy(kstat1, sum, 0);
knpsum = KSTAT_NAMED_PTR(sum);
for (i = 0; i < (kstat1->ks_ndata); i++)
knpsum[i].value.ui64 = knp1[i].value.ui64 + knp2[i].value.ui64;
}
static void
req_print_v4(kstat_t *req, kstat_t *req_old, int field_width, int zflag)
{
int i, j, nreq, per, ncolumns;
uint64_t tot, tot_ops, old_tot, old_tot_ops;
char fixlen[128];
kstat_named_t *kptr;
kstat_named_t *knp;
kstat_named_t *kptr_old;
if (req == NULL)
return;
if (field_width == 0)
return;
ncolumns = (MAX_COLUMNS)/field_width;
kptr = KSTAT_NAMED_PTR(req);
kptr_old = KSTAT_NAMED_PTR(req_old);
if (kptr_old == NULL) {
old_tot_ops = 0;
old_tot = 0;
} else {
old_tot = kptr_old[0].value.ui64 + kptr_old[1].value.ui64;
for (i = 2, old_tot_ops = 0; i < req_old->ks_ndata; i++)
old_tot_ops += kptr_old[i].value.ui64;
}
/* Count the number of operations sent */
for (i = 2, tot_ops = 0; i < req->ks_ndata; i++)
tot_ops += kptr[i].value.ui64;
/* For v4 NULL/COMPOUND are the only procedures */
tot = kptr[0].value.ui64 + kptr[1].value.ui64;
if (interval) {
tot -= old_tot;
tot_ops -= old_tot_ops;
}
printf("Version 4: (%" PRIu64 " calls)\n", tot);
knp = kstat_data_lookup(req, "null");
nreq = req->ks_ndata - (knp - KSTAT_NAMED_PTR(req));
for (i = 0; i < COUNT; i += ncolumns) {
for (j = i; j < MIN(i + ncolumns, 2); j++) {
printf("%-*s", field_width, knp[j].name);
}
printf("\n");
for (j = i; j < MIN(i + ncolumns, 2); j++) {
if (tot && interval && kptr_old != NULL)
per = (int)((knp[j].value.ui64 -
kptr_old[j].value.ui64) * 100 / tot);
else if (tot)
per = (int)(knp[j].value.ui64 * 100 / tot);
else
per = 0;
(void) sprintf(fixlen, "%" PRIu64 " %d%% ",
((interval && kptr_old != NULL) ?
(knp[j].value.ui64 - kptr_old[j].value.ui64)
: knp[j].value.ui64), per);
printf("%-*s", field_width, fixlen);
}
printf("\n");
}
printf("Version 4: (%" PRIu64 " operations)\n", tot_ops);
for (i = 2; i < nreq; i += ncolumns) {
for (j = i; j < MIN(i + ncolumns, nreq); j++) {
printf("%-*s", field_width, knp[j].name);
}
printf("\n");
for (j = i; j < MIN(i + ncolumns, nreq); j++) {
if (tot_ops && interval && kptr_old != NULL)
per = (int)((knp[j].value.ui64 -
kptr_old[j].value.ui64) * 100 / tot_ops);
else if (tot_ops)
per = (int)(knp[j].value.ui64 * 100 / tot_ops);
else
per = 0;
(void) sprintf(fixlen, "%" PRIu64 " %d%% ",
((interval && kptr_old != NULL) ?
(knp[j].value.ui64 - kptr_old[j].value.ui64)
: knp[j].value.ui64), per);
printf("%-*s", field_width, fixlen);
}
printf("\n");
}
if (zflag) {
for (i = 0; i < req->ks_ndata; i++)
kptr[i].value.ui64 = 0;
}
if (kptr_old != NULL)
kstat_copy(req, req_old, 1);
else
kstat_copy(req, req_old, 0);
}
static void
req_print(kstat_t *req, kstat_t *req_old, int ver, int field_width,
int zflag)
{
int i, j, nreq, per, ncolumns;
uint64_t tot, old_tot;
char fixlen[128];
kstat_named_t *knp;
kstat_named_t *kptr;
kstat_named_t *knp_old;
if (req == NULL)
return;
if (field_width == 0)
return;
ncolumns = (MAX_COLUMNS -1)/field_width;
knp = kstat_data_lookup(req, "null");
knp_old = KSTAT_NAMED_PTR(req_old);
kptr = KSTAT_NAMED_PTR(req);
nreq = req->ks_ndata - (knp - KSTAT_NAMED_PTR(req));
tot = 0;
old_tot = 0;
if (knp_old == NULL) {
old_tot = 0;
}
for (i = 0; i < req->ks_ndata; i++)
tot += kptr[i].value.ui64;
if (interval && knp_old != NULL) {
for (i = 0; i < req_old->ks_ndata; i++)
old_tot += knp_old[i].value.ui64;
tot -= old_tot;
}
printf("Version %d: (%" PRIu64 " calls)\n", ver, tot);
for (i = 0; i < nreq; i += ncolumns) {
for (j = i; j < MIN(i + ncolumns, nreq); j++) {
printf("%-*s", field_width, knp[j].name);
}
printf("\n");
for (j = i; j < MIN(i + ncolumns, nreq); j++) {
if (tot && interval && knp_old != NULL)
per = (int)((knp[j].value.ui64 -
knp_old[j].value.ui64) * 100 / tot);
else if (tot)
per = (int)(knp[j].value.ui64 * 100 / tot);
else
per = 0;
(void) sprintf(fixlen, "%" PRIu64 " %d%% ",
((interval && knp_old != NULL) ?
(knp[j].value.ui64 - knp_old[j].value.ui64)
: knp[j].value.ui64), per);
printf("%-*s", field_width, fixlen);
}
printf("\n");
}
if (zflag) {
for (i = 0; i < req->ks_ndata; i++)
knp[i].value.ui64 = 0;
}
if (knp_old != NULL)
kstat_copy(req, req_old, 1);
else
kstat_copy(req, req_old, 0);
}
