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memory: rename commit_limit, drop free system PTEs, add standby cache lifetime (#2694)
Co-authored-by: Claude <noreply@anthropic.com> Signed-off-by: Claude <noreply@anthropic.com>
This commit is contained in:
Jan-Otto Kröpke
co-authored by
Claude
Claude
parent
cd7acb5618
commit
491bb0de73
@@ -57,7 +57,6 @@ type Collector struct {
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committedBytes *prometheus.Desc
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demandZeroFaultsTotal *prometheus.Desc
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freeAndZeroPageListBytes *prometheus.Desc
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freeSystemPageTableEntries *prometheus.Desc
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modifiedPageListBytes *prometheus.Desc
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pageFaultsTotal *prometheus.Desc
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swapPageReadsTotal *prometheus.Desc
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@@ -71,6 +70,7 @@ type Collector struct {
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poolPagedBytes *prometheus.Desc
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poolPagedResidentBytes *prometheus.Desc
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standbyCacheCoreBytes *prometheus.Desc
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standbyCacheLifetimeSeconds *prometheus.Desc
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standbyCacheNormalPriorityBytes *prometheus.Desc
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standbyCacheReserveBytes *prometheus.Desc
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systemCacheResidentBytes *prometheus.Desc
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@@ -142,8 +142,8 @@ func (c *Collector) Build(logger *slog.Logger, _ *mi.Session) error {
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nil,
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)
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c.commitLimit = prometheus.NewDesc(
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prometheus.BuildFQName(types.Namespace, Name, "commit_limit"),
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"(CommitLimit)",
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prometheus.BuildFQName(types.Namespace, Name, "commit_limit_bytes"),
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"Amount of virtual memory, in bytes, that can be committed without having to extend the paging file(s) (CommitLimit)",
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nil,
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nil,
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)
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@@ -167,12 +167,6 @@ func (c *Collector) Build(logger *slog.Logger, _ *mi.Session) error {
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nil,
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nil,
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)
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c.freeSystemPageTableEntries = prometheus.NewDesc(
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prometheus.BuildFQName(types.Namespace, Name, "free_system_page_table_entries"),
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"(FreeSystemPageTableEntries)",
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nil,
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nil,
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)
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c.modifiedPageListBytes = prometheus.NewDesc(
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prometheus.BuildFQName(types.Namespace, Name, "modified_page_list_bytes"),
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"The amount of physical memory, in bytes, that is assigned to the modified page list. This memory contains cached data and code that is not actively in "+
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@@ -256,6 +250,13 @@ func (c *Collector) Build(logger *slog.Logger, _ *mi.Session) error {
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nil,
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nil,
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)
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c.standbyCacheLifetimeSeconds = prometheus.NewDesc(
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prometheus.BuildFQName(types.Namespace, Name, "standby_cache_lifetime_seconds"),
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"The long-term average time, in seconds, that a page stays on the standby cache page lists before it is repurposed. "+
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"Low values indicate memory pressure (LongTermAverageStandbyCacheLifetime)",
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nil,
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nil,
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)
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c.standbyCacheNormalPriorityBytes = prometheus.NewDesc(
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prometheus.BuildFQName(types.Namespace, Name, "standby_cache_normal_priority_bytes"),
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"The amount of physical memory, in bytes, that is assigned to the normal priority standby cache page lists. This memory contains cached data and "+
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@@ -447,12 +448,6 @@ func (c *Collector) collectPDH(ch chan<- prometheus.Metric) error {
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c.perfDataObject[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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c.perfDataObject[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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@@ -531,6 +526,12 @@ func (c *Collector) collectPDH(ch chan<- prometheus.Metric) error {
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c.perfDataObject[0].StandbyCacheCoreBytes,
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)
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ch <- prometheus.MustNewConstMetric(
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c.standbyCacheLifetimeSeconds,
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prometheus.GaugeValue,
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c.perfDataObject[0].LongTermAverageStandbyCacheLifetime,
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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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@@ -18,38 +18,38 @@
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package memory
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type perfDataCounterValues struct {
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AvailableBytes float64 `perfdata:"Available Bytes"`
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AvailableKBytes float64 `perfdata:"Available KBytes"`
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AvailableMBytes float64 `perfdata:"Available MBytes"`
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CacheBytes float64 `perfdata:"Cache Bytes"`
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CacheBytesPeak float64 `perfdata:"Cache Bytes Peak"`
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CacheFaultsPerSec float64 `perfdata:"Cache Faults/sec"`
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CommitLimit float64 `perfdata:"Commit Limit"`
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CommittedBytes float64 `perfdata:"Committed Bytes"`
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DemandZeroFaultsPerSec float64 `perfdata:"Demand Zero Faults/sec"`
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FreeAndZeroPageListBytes float64 `perfdata:"Free & Zero Page List Bytes"`
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FreeSystemPageTableEntries float64 `perfdata:"Free System Page Table Entries"`
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ModifiedPageListBytes float64 `perfdata:"Modified Page List Bytes"`
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PageFaultsPerSec float64 `perfdata:"Page Faults/sec"`
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PageReadsPerSec float64 `perfdata:"Page Reads/sec"`
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PagesInputPerSec float64 `perfdata:"Pages Input/sec"`
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PagesOutputPerSec float64 `perfdata:"Pages Output/sec"`
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PagesPerSec float64 `perfdata:"Pages/sec"`
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PageWritesPerSec float64 `perfdata:"Page Writes/sec"`
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PoolNonpagedAllocs float64 `perfdata:"Pool Nonpaged Allocs"`
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PoolNonpagedBytes float64 `perfdata:"Pool Nonpaged Bytes"`
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PoolPagedAllocs float64 `perfdata:"Pool Paged Allocs"`
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PoolPagedBytes float64 `perfdata:"Pool Paged Bytes"`
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PoolPagedResidentBytes float64 `perfdata:"Pool Paged Resident Bytes"`
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StandbyCacheCoreBytes float64 `perfdata:"Standby Cache Core Bytes"`
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StandbyCacheNormalPriorityBytes float64 `perfdata:"Standby Cache Normal Priority Bytes"`
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StandbyCacheReserveBytes float64 `perfdata:"Standby Cache Reserve Bytes"`
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SystemCacheResidentBytes float64 `perfdata:"System Cache Resident Bytes"`
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SystemCodeResidentBytes float64 `perfdata:"System Code Resident Bytes"`
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SystemCodeTotalBytes float64 `perfdata:"System Code Total Bytes"`
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SystemDriverResidentBytes float64 `perfdata:"System Driver Resident Bytes"`
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SystemDriverTotalBytes float64 `perfdata:"System Driver Total Bytes"`
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TransitionFaultsPerSec float64 `perfdata:"Transition Faults/sec"`
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TransitionPagesRePurposedPerSec float64 `perfdata:"Transition Pages RePurposed/sec"`
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WriteCopiesPerSec float64 `perfdata:"Write Copies/sec"`
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AvailableBytes float64 `perfdata:"Available Bytes"`
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AvailableKBytes float64 `perfdata:"Available KBytes"`
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AvailableMBytes float64 `perfdata:"Available MBytes"`
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CacheBytes float64 `perfdata:"Cache Bytes"`
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CacheBytesPeak float64 `perfdata:"Cache Bytes Peak"`
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CacheFaultsPerSec float64 `perfdata:"Cache Faults/sec"`
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CommitLimit float64 `perfdata:"Commit Limit"`
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CommittedBytes float64 `perfdata:"Committed Bytes"`
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DemandZeroFaultsPerSec float64 `perfdata:"Demand Zero Faults/sec"`
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FreeAndZeroPageListBytes float64 `perfdata:"Free & Zero Page List Bytes"`
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LongTermAverageStandbyCacheLifetime float64 `perfdata:"Long-Term Average Standby Cache Lifetime (s)"`
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ModifiedPageListBytes float64 `perfdata:"Modified Page List Bytes"`
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PageFaultsPerSec float64 `perfdata:"Page Faults/sec"`
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PageReadsPerSec float64 `perfdata:"Page Reads/sec"`
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PagesInputPerSec float64 `perfdata:"Pages Input/sec"`
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PagesOutputPerSec float64 `perfdata:"Pages Output/sec"`
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PagesPerSec float64 `perfdata:"Pages/sec"`
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PageWritesPerSec float64 `perfdata:"Page Writes/sec"`
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PoolNonpagedAllocs float64 `perfdata:"Pool Nonpaged Allocs"`
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PoolNonpagedBytes float64 `perfdata:"Pool Nonpaged Bytes"`
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PoolPagedAllocs float64 `perfdata:"Pool Paged Allocs"`
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PoolPagedBytes float64 `perfdata:"Pool Paged Bytes"`
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PoolPagedResidentBytes float64 `perfdata:"Pool Paged Resident Bytes"`
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StandbyCacheCoreBytes float64 `perfdata:"Standby Cache Core Bytes"`
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StandbyCacheNormalPriorityBytes float64 `perfdata:"Standby Cache Normal Priority Bytes"`
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StandbyCacheReserveBytes float64 `perfdata:"Standby Cache Reserve Bytes"`
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SystemCacheResidentBytes float64 `perfdata:"System Cache Resident Bytes"`
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SystemCodeResidentBytes float64 `perfdata:"System Code Resident Bytes"`
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SystemCodeTotalBytes float64 `perfdata:"System Code Total Bytes"`
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SystemDriverResidentBytes float64 `perfdata:"System Driver Resident Bytes"`
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SystemDriverTotalBytes float64 `perfdata:"System Driver Total Bytes"`
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TransitionFaultsPerSec float64 `perfdata:"Transition Faults/sec"`
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TransitionPagesRePurposedPerSec float64 `perfdata:"Transition Pages RePurposed/sec"`
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WriteCopiesPerSec float64 `perfdata:"Write Copies/sec"`
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}
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