Fix win_perf_counters to collect counters per instance (#4036)

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Daniel Nelson 2018-04-30 17:48:45 -07:00 committed by GitHub
parent 377547aa4c
commit 964856eb5f
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1 changed files with 22 additions and 4 deletions

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@ -192,6 +192,14 @@ func (m *Win_PerfCounters) Gather(acc telegraf.Accumulator) error {
var size uint32 = uint32(unsafe.Sizeof(PDH_FMT_COUNTERVALUE_ITEM_DOUBLE{}))
var emptyBuf [1]PDH_FMT_COUNTERVALUE_ITEM_DOUBLE // need at least 1 addressable null ptr.
type InstanceGrouping struct {
name string
instance string
objectname string
}
var collectFields = make(map[InstanceGrouping]map[string]interface{})
// For iterate over the known metrics and get the samples.
for _, metric := range m.itemCache {
// collect
@ -231,20 +239,22 @@ func (m *Win_PerfCounters) Gather(acc telegraf.Accumulator) error {
}
if add {
fields := make(map[string]interface{})
tags := make(map[string]string)
if s != "" {
tags["instance"] = s
}
tags["objectname"] = metric.objectName
fields[sanitizedChars.Replace(metric.counter)] =
float32(c.FmtValue.DoubleValue)
measurement := sanitizedChars.Replace(metric.measurement)
if measurement == "" {
measurement = "win_perf_counters"
}
acc.AddFields(measurement, fields, tags)
var instance = InstanceGrouping{measurement, s, metric.objectName}
if collectFields[instance] == nil {
collectFields[instance] = make(map[string]interface{})
}
collectFields[instance][sanitizedChars.Replace(metric.counter)] = float32(c.FmtValue.DoubleValue)
}
}
@ -257,6 +267,14 @@ func (m *Win_PerfCounters) Gather(acc telegraf.Accumulator) error {
}
}
for instance, fields := range collectFields {
var tags = map[string]string{
"instance": instance.instance,
"objectname": instance.objectname,
}
acc.AddFields(instance.name, fields, tags)
}
return nil
}