mirror of
https://github.com/prometheus-community/windows_exporter
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Use perflib for memory collector
This commit is contained in:
Ben Reedy
parent
2688847c2e
commit
18128f48f5
@ -6,7 +6,6 @@
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package collector
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import (
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"github.com/StackExchange/wmi"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/common/log"
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)
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@ -15,7 +14,7 @@ func init() {
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Factories["memory"] = NewMemoryCollector
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}
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// A MemoryCollector is a Prometheus collector for WMI Win32_PerfRawData_PerfOS_Memory metrics
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// A MemoryCollector is a Prometheus collector for perflib Memory metrics
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type MemoryCollector struct {
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AvailableBytes *prometheus.Desc
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CacheBytes *prometheus.Desc
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@ -257,247 +256,246 @@ func NewMemoryCollector() (Collector, error) {
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// Collect sends the metric values for each metric
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// to the provided prometheus Metric channel.
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func (c *MemoryCollector) Collect(ctx *ScrapeContext, ch chan<- prometheus.Metric) error {
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if desc, err := c.collect(ch); err != nil {
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if desc, err := c.collect(ctx, ch); err != nil {
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log.Error("failed collecting memory metrics:", desc, err)
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return err
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}
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return nil
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}
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type Win32_PerfRawData_PerfOS_Memory struct {
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AvailableBytes uint64
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AvailableKBytes uint64
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AvailableMBytes uint64
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CacheBytes uint64
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CacheBytesPeak uint64
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CacheFaultsPersec uint32
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CommitLimit uint64
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CommittedBytes uint64
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DemandZeroFaultsPersec uint32
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FreeAndZeroPageListBytes uint64
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FreeSystemPageTableEntries uint32
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ModifiedPageListBytes uint64
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PageFaultsPersec uint32
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PageReadsPersec uint32
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PagesInputPersec uint32
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PagesOutputPersec uint32
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PagesPersec uint32
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PageWritesPersec uint32
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PoolNonpagedAllocs uint32
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PoolNonpagedBytes uint64
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PoolPagedAllocs uint32
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PoolPagedBytes uint64
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PoolPagedResidentBytes uint64
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StandbyCacheCoreBytes uint64
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StandbyCacheNormalPriorityBytes uint64
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StandbyCacheReserveBytes uint64
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SystemCacheResidentBytes uint64
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SystemCodeResidentBytes uint64
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SystemCodeTotalBytes uint64
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SystemDriverResidentBytes uint64
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SystemDriverTotalBytes uint64
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TransitionFaultsPersec uint32
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TransitionPagesRePurposedPersec uint32
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WriteCopiesPersec uint32
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type memory struct {
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AvailableBytes float64 `perflib:"Available Bytes"`
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AvailableKBytes float64 `perflib:"Available KBytes"`
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AvailableMBytes float64 `perflib:"Available MBytes"`
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CacheBytes float64 `perflib:"Cache Bytes"`
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CacheBytesPeak float64 `perflib:"Cache Bytes Peak"`
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CacheFaultsPersec float64 `perflib:"Cache Faults/sec"`
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CommitLimit float64 `perflib:"Commit Limit"`
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CommittedBytes float64 `perflib:"Committed Bytes"`
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DemandZeroFaultsPersec float64 `perflib:"Demand Zero Faults/sec"`
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FreeAndZeroPageListBytes float64 `perflib:"Free & Zero Page List Bytes"`
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FreeSystemPageTableEntries float64 `perflib:"Free System Page Table Entries"`
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ModifiedPageListBytes float64 `perflib:"Modified Page List Bytes"`
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PageFaultsPersec float64 `perflib:"Page Faults/sec"`
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PageReadsPersec float64 `perflib:"Page Reads/sec"`
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PagesInputPersec float64 `perflib:"Pages Input/sec"`
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PagesOutputPersec float64 `perflib:"Pages Output/sec"`
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PagesPersec float64 `perflib:"Pages/sec"`
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PageWritesPersec float64 `perflib:"Page Writes/sec"`
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PoolNonpagedAllocs float64 `perflib:"Pool Nonpaged Allocs"`
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PoolNonpagedBytes float64 `perflib:"Pool Nonpaged Bytes"`
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PoolPagedAllocs float64 `perflib:"Pool Paged Allocs"`
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PoolPagedBytes float64 `perflib:"Pool Paged Bytes"`
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PoolPagedResidentBytes float64 `perflib:"Pool Paged Resident Bytes"`
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StandbyCacheCoreBytes float64 `perflib:"Standby Cache Core Bytes"`
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StandbyCacheNormalPriorityBytes float64 `perflib:"Standby Cache Normal Priority Bytes"`
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StandbyCacheReserveBytes float64 `perflib:"Standby Cache Reserve Bytes"`
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SystemCacheResidentBytes float64 `perflib:"System Cache Resident Bytes"`
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SystemCodeResidentBytes float64 `perflib:"System Code Resident Bytes"`
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SystemCodeTotalBytes float64 `perflib:"System Code Total Bytes"`
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SystemDriverResidentBytes float64 `perflib:"System Driver Resident Bytes"`
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SystemDriverTotalBytes float64 `perflib:"System Driver Total Bytes"`
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TransitionFaultsPersec float64 `perflib:"Transition Faults/sec"`
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TransitionPagesRePurposedPersec float64 `perflib:"Transition Pages RePurposed/sec"`
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WriteCopiesPersec float64 `perflib:"Write Copies/sec"`
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}
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func (c *MemoryCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, error) {
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var dst []Win32_PerfRawData_PerfOS_Memory
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q := queryAll(&dst)
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if err := wmi.Query(q, &dst); err != nil {
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func (c *MemoryCollector) collect(ctx *ScrapeContext, ch chan<- prometheus.Metric) (*prometheus.Desc, error) {
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var dst []memory
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if err := unmarshalObject(ctx.perfObjects["Memory"], &dst); err != nil {
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return nil, err
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}
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ch <- prometheus.MustNewConstMetric(
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c.AvailableBytes,
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prometheus.GaugeValue,
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float64(dst[0].AvailableBytes),
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dst[0].AvailableBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CacheBytes,
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prometheus.GaugeValue,
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float64(dst[0].CacheBytes),
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dst[0].CacheBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CacheBytesPeak,
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prometheus.GaugeValue,
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float64(dst[0].CacheBytesPeak),
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dst[0].CacheBytesPeak,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CacheFaultsTotal,
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prometheus.GaugeValue,
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float64(dst[0].CacheFaultsPersec),
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dst[0].CacheFaultsPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CommitLimit,
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prometheus.GaugeValue,
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float64(dst[0].CommitLimit),
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dst[0].CommitLimit,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CommittedBytes,
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prometheus.GaugeValue,
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float64(dst[0].CommittedBytes),
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dst[0].CommittedBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.DemandZeroFaultsTotal,
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prometheus.GaugeValue,
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float64(dst[0].DemandZeroFaultsPersec),
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dst[0].DemandZeroFaultsPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.FreeAndZeroPageListBytes,
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prometheus.GaugeValue,
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float64(dst[0].FreeAndZeroPageListBytes),
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dst[0].FreeAndZeroPageListBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.FreeSystemPageTableEntries,
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prometheus.GaugeValue,
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float64(dst[0].FreeSystemPageTableEntries),
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dst[0].FreeSystemPageTableEntries,
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)
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ch <- prometheus.MustNewConstMetric(
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c.ModifiedPageListBytes,
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prometheus.GaugeValue,
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float64(dst[0].ModifiedPageListBytes),
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dst[0].ModifiedPageListBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.PageFaultsTotal,
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prometheus.GaugeValue,
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float64(dst[0].PageFaultsPersec),
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dst[0].PageFaultsPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SwapPageReadsTotal,
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prometheus.GaugeValue,
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float64(dst[0].PageReadsPersec),
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dst[0].PageReadsPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SwapPagesReadTotal,
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prometheus.GaugeValue,
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float64(dst[0].PagesInputPersec),
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dst[0].PagesInputPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SwapPagesWrittenTotal,
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prometheus.GaugeValue,
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float64(dst[0].PagesOutputPersec),
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dst[0].PagesOutputPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SwapPageOperationsTotal,
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prometheus.GaugeValue,
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float64(dst[0].PagesPersec),
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dst[0].PagesPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SwapPageWritesTotal,
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prometheus.GaugeValue,
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float64(dst[0].PageWritesPersec),
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dst[0].PageWritesPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.PoolNonpagedAllocsTotal,
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prometheus.GaugeValue,
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float64(dst[0].PoolNonpagedAllocs),
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dst[0].PoolNonpagedAllocs,
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)
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ch <- prometheus.MustNewConstMetric(
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c.PoolNonpagedBytes,
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prometheus.GaugeValue,
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float64(dst[0].PoolNonpagedBytes),
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dst[0].PoolNonpagedBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.PoolPagedAllocsTotal,
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prometheus.GaugeValue,
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float64(dst[0].PoolPagedAllocs),
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dst[0].PoolPagedAllocs,
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)
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ch <- prometheus.MustNewConstMetric(
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c.PoolPagedBytes,
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prometheus.GaugeValue,
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float64(dst[0].PoolPagedBytes),
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dst[0].PoolPagedBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.PoolPagedResidentBytes,
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prometheus.GaugeValue,
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float64(dst[0].PoolPagedResidentBytes),
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dst[0].PoolPagedResidentBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.StandbyCacheCoreBytes,
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prometheus.GaugeValue,
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float64(dst[0].StandbyCacheCoreBytes),
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dst[0].StandbyCacheCoreBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.StandbyCacheNormalPriorityBytes,
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prometheus.GaugeValue,
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float64(dst[0].StandbyCacheNormalPriorityBytes),
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dst[0].StandbyCacheNormalPriorityBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.StandbyCacheReserveBytes,
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prometheus.GaugeValue,
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float64(dst[0].StandbyCacheReserveBytes),
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dst[0].StandbyCacheReserveBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SystemCacheResidentBytes,
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prometheus.GaugeValue,
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float64(dst[0].SystemCacheResidentBytes),
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dst[0].SystemCacheResidentBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SystemCodeResidentBytes,
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prometheus.GaugeValue,
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float64(dst[0].SystemCodeResidentBytes),
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dst[0].SystemCodeResidentBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SystemCodeTotalBytes,
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prometheus.GaugeValue,
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float64(dst[0].SystemCodeTotalBytes),
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dst[0].SystemCodeTotalBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SystemDriverResidentBytes,
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prometheus.GaugeValue,
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float64(dst[0].SystemDriverResidentBytes),
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dst[0].SystemDriverResidentBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SystemDriverTotalBytes,
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prometheus.GaugeValue,
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float64(dst[0].SystemDriverTotalBytes),
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dst[0].SystemDriverTotalBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.TransitionFaultsTotal,
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prometheus.GaugeValue,
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float64(dst[0].TransitionFaultsPersec),
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dst[0].TransitionFaultsPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.TransitionPagesRepurposedTotal,
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prometheus.GaugeValue,
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float64(dst[0].TransitionPagesRePurposedPersec),
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dst[0].TransitionPagesRePurposedPersec,
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)
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ch <- prometheus.MustNewConstMetric(
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c.WriteCopiesTotal,
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prometheus.GaugeValue,
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float64(dst[0].WriteCopiesPersec),
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dst[0].WriteCopiesPersec,
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)
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return nil, nil
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@ -5,6 +5,7 @@ The memory collector exposes metrics about system memory usage
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-|-
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Metric name prefix | `memory`
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Data source | Perflib
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Classes | `Win32_PerfRawData_PerfOS_Memory`
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Enabled by default? | Yes
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