int CollectorSolaris::getRawHostDiskLoad(const char *name, uint64_t *disk_ms, uint64_t *total_ms)
{
int rc = VINF_SUCCESS;
AssertReturn(strlen(name) < KSTAT_STRLEN, VERR_INVALID_PARAMETER);
LogFlowThisFunc(("n=%s\n", name));
kstat_t *ksDisk = kstat_lookup(mKC, NULL, -1, (char *)name);
if (ksDisk != 0)
{
if (kstat_read(mKC, ksDisk, 0) == -1)
{
LogRel(("kstat_read(%s) -> %d\n", name, errno));
rc = VERR_INTERNAL_ERROR;
}
else
{
kstat_io_t *ksIo = KSTAT_IO_PTR(ksDisk);
/*
* We do not care for wrap possibility here, although we may
* reconsider in about 300 years (9223372036854775807 ns).
*/
*disk_ms = ksIo->rtime / 1000000;
*total_ms = ksDisk->ks_snaptime / 1000000;
}
}
else
{
LogRel(("kstat_lookup(%s) -> %d\n", name, errno));
rc = VERR_INTERNAL_ERROR;
}
return rc;
}
static int
get_kstat_vals(kstat_t *ksp, nvlist_t *stats)
{
if (ksp->ks_type == KSTAT_TYPE_IO) {
kstat_io_t *kiop;
kiop = KSTAT_IO_PTR(ksp);
/* see sys/kstat.h kstat_io_t struct for more fields */
if (update_stat64(stats, DM_NBYTESREAD, kiop->nread) != 0) {
return (ENOMEM);
}
if (update_stat64(stats, DM_NBYTESWRITTEN, kiop->nwritten) != 0) {
return (ENOMEM);
}
if (update_stat64(stats, DM_NREADOPS, kiop->reads) != 0) {
return (ENOMEM);
}
if (update_stat64(stats, DM_NWRITEOPS, kiop->writes) != 0) {
return (ENOMEM);
}
} else if (ksp->ks_type == KSTAT_TYPE_NAMED) {
kstat_named_t *knp;
int i;
knp = KSTAT_NAMED_PTR(ksp);
for (i = 0; i < ksp->ks_ndata; i++) {
char *attr_name;
if (knp[i].name[0] == 0)
continue;
if ((attr_name = get_err_attr_name(knp[i].name)) == NULL) {
continue;
}
switch (knp[i].data_type) {
case KSTAT_DATA_UINT32:
if (update_stat32(stats, attr_name, knp[i].value.ui32)
!= 0) {
return (ENOMEM);
}
break;
default:
/* Right now all of the error types are uint32 */
break;
}
}
}
return (0);
}
static void
save_io(ks_returner_t *ret, kstat_t *kp, ks_instance_t *ksi)
{
kstat_io_t *ksio = KSTAT_IO_PTR(kp);
SAVE_UINT64(ret, ksi, ksio, nread);
SAVE_UINT64(ret, ksi, ksio, nwritten);
SAVE_UINT32(ret, ksi, ksio, reads);
SAVE_UINT32(ret, ksi, ksio, writes);
SAVE_HRTIME(ret, ksi, ksio, wtime);
SAVE_HRTIME(ret, ksi, ksio, wlentime);
SAVE_HRTIME(ret, ksi, ksio, wlastupdate);
SAVE_HRTIME(ret, ksi, ksio, rtime);
SAVE_HRTIME(ret, ksi, ksio, rlentime);
SAVE_HRTIME(ret, ksi, ksio, rlastupdate);
SAVE_UINT32(ret, ksi, ksio, wcnt);
SAVE_UINT32(ret, ksi, ksio, rcnt);
}