// New registers with metriccontext and starts metric collection
// every Step
func New(m *metrics.MetricContext, Step time.Duration) *MemStat {
s := new(MemStat)
s.m = m
// initialize all gauges
misc.InitializeMetrics(s, m, "memstat", true)
host := C.mach_host_self()
C.host_page_size(C.host_t(host), &s.Pagesize)
// collect metrics every Step
ticker := time.NewTicker(Step)
go func() {
for _ = range ticker.C {
s.Collect()
}
}()
return s
}
func MemStatMetricsNew(m *metrics.MetricContext, Step time.Duration) *MemStatMetrics {
c := new(MemStatMetrics)
// initialize all gauges
misc.InitializeMetrics(c, m, "memstat")
host := C.mach_host_self()
C.host_page_size(C.host_t(host), &c.Pagesize)
// collect metrics every Step
ticker := time.NewTicker(Step)
go func() {
for _ = range ticker.C {
c.Collect()
}
}()
return c
}
func (h Host) Pagesize() int {
var page_size C.vm_size_t
_ = C.host_page_size(C.host_t(h), &page_size)
return int(page_size)
}