Metrics Description
CPU (perf & turbostat-derived)
Perf
Perf:Branches.*[count] — Number of branch instructions executed (cumulative counter).
Perf:Branch_Misses.*[count] — Number of branch prediction misses (cumulative counter).
Perf:Cycles.*[count] — CPU cycles executed (cumulative counter).
Perf:Instructions.*[count] — Instructions retired (cumulative counter).
Perf:IPC.*[-] — Instructions per cycle (IPC). Typically computed or sampled (instantaneous / derived).
Perf:BranchUtilization.*[%] — Branch unit utilization percent (sampled/instant).
Perf:CacheUtilization.*[%] — Cache utilization percent (sampled/instant).
Perf:StallRatio.*[%] — Fraction of cycles spent stalled (sampled/instant).
Perf:OccupancyRatio.*[%] — Execution-unit occupancy/saturation percent (sampled/instant).
Turbostat (per-core / package readings and derived)
Fields with \<n\> repeat per CPU core index. Fields with .- indicate package-level or special entries present in headers.
Avg_MHz (per-core)
Turbostat:Avg_MHz.<n>.*[MHz] — Average frequency of core <n> in the sample interval. (instant / sampled)
Turbostat:Avg_MHz.-.*[MHz] — Package-level / special average frequency entry. (instant)
Busy% (per-core)
Turbostat:Busy%.<n>.*[%] — Percent of sample interval core <n> was busy. (sampled)
Turbostat:Busy%.-.*[%] — Package-level / special Busy% entry. (sampled)
Bzy_MHz (per-core)
Turbostat:Bzy_MHz.<n>.*[MHz] — Effective frequency when core <n> was busy (MHz). (sampled / derived)
Turbostat:Bzy_MHz.-.*[MHz] — Aggregate / special entry. (sampled)
TSC_MHz (per-core)
Turbostat:TSC_MHz.<n>.*[MHz] — Timestamp Counter frequency estimate for core <n>. (sampled / diagnostic)
Turbostat:TSC_MHz.-.*[MHz] — Aggregate / special entry.
IRQ (per-core)
Turbostat:IRQ.<n>.*[count] — Number of interrupts handled by core <n> (cumulative counter).
Turbostat:IRQ.-.*[count] — Aggregate / special.
SMI (per-core)
Turbostat:SMI.<n>.*[count] — System Management Interrupts on core <n> (cumulative counter).
Turbostat:SMI.-.*[count] — Aggregate / special.
CPU C-state residency (per-core)
Turbostat:CPU%c1.<n>.*[%] — Percent time core <n> spent in C1 low-power state (sampled).
Turbostat:CPU%c1.-.*[%] — Aggregate / special.
Turbostat:CPU%c6.<n>.*[%] — Percent time core <n> spent in C6 deep low-power state (sampled).
Turbostat:CPU%c6.-.*[%] — Aggregate / special.
Core & Package temps / power / package state / utilization
Turbostat:CoreTmp.<n>.*[C] — Temperature of core <n> (°C). (sampled)
Turbostat:CoreTmp.-.*[C] — Aggregate / special core temperature. (sampled)
Turbostat:PkgTmp.<n>.*[C] — Package temperature reading (may appear for multiple package indices). (sampled)
Turbostat:PkgTmp.-.*[C] — Aggregate package temperature. (sampled)
Turbostat:Pkg%pc2.<n>.*[%] — Package time fraction spent in PC2 power state (percent). (sampled)
Turbostat:Pkg%pc6.<n>.*[%] — Package time fraction spent in PC6 power state (percent). (sampled)
Turbostat:PkgWatt.<n>.*[W] — Package-level power consumption (watts). (sampled)
Turbostat:RAMWatt.<n>.*[W] — RAM subsystem power (watts). (sampled)
Turbostat:PKG_%.<n>.*[%] — Package utilization percent (sampled/derived).
Turbostat:RAM_%.<n>.*[%] — RAM utilization percent (sampled/derived).
Note: header sometimes lists specific core indices (e.g., .0, .24), <n> generalizes these. Replace <n> with actual core index when referring to concrete columns.
CPU utilization (per core & average)
CPU:CPU<n>Utilization.*[%] — Utilization percent of CPU core <n> (sampled / instant).
AverageCPUUtilization.*[%] — Average CPU utilization across tracked cores (sampled / derived).
Memory (perf-derived & /proc/meminfo style)
Perf-derived memory metrics
Perf:Cache_Misses.*[count] — Cache misses (cumulative counter).
Perf:Cache_References.*[count] — Cache reference accesses (cumulative counter).
Perf:Cycle_activity_cycles_l3_miss.*[count] — Cycles lost due to L3 cache misses (cumulative counter).
Perf:Cycle_activity_stalls_l3_miss.*[count] — Stalls caused by L3 misses (cumulative counter).
Perf:Hle_retired_aborted.*[count] — HLE (hardware lock elision) aborted transactions (cumulative counter).
Perf:Hle_retired_commit.*[count] — HLE committed transactions (cumulative counter).
Perf:Mem_trans_retired_load_latency_gt_128.*[count] — Loads with latency >128 cycles (cumulative counter).
Perf:Mem_trans_retired_load_latency_gt_256.*[count] — Loads with latency >256 cycles (cumulative counter).
Perf:Mem-loads.*[count] — Memory load operations (cumulative counter).
Perf:Mem-stores.*[count] — Memory store operations (cumulative counter).
Memory snapshot / /proc/meminfo-style fields (units in kB, typically instantaneous/sample):
Memory:Active.*[kB] — Amount of active (recently used) memory. (instant)
Memory:AnonHugePages.*[kB] — Anonymous hugepages memory. (instant)
Memory:AnonPages.*[kB] — Anonymous pages (non-file-backed). (instant)
Memory:Bounce.*[kB] — Bounce buffer memory used (DMA-related). (instant)
Memory:Buffers.*[kB] — Kernel buffers. (instant)
Memory:Cached.*[kB] — File pages cached in memory. (instant)
Memory:CommitLimit.*[kB] — Commit limit for virtual memory. (instant)
Memory:Committed_AS.*[kB] — Committed virtual memory. (instant)
Memory:DirectMap1G.*[kB] — 1 GiB direct-mapped pages. (instant)
Memory:DirectMap2M.*[kB] — 2 MiB direct-mapped pages. (instant)
Memory:DirectMap4k.*[kB] — 4 KiB direct-mapped pages. (instant)
Memory:Dirty.*[kB] — Pages waiting to be written to storage. (instant)
Memory:HardwareCorrupted.*[kB] — Memory marked as hardware-corrupted. (instant)
Memory:Hugepagesize.*[kB] — Hugepage size. (instant)
Memory:Hugetlb.*[kB] — hugetlb allocations. (instant)
Memory:Inactive.*[kB] — Inactive page cache. (instant)
Memory:KReclaimable.*[kB] — Kernel reclaimable memory. (instant)
Memory:KernelStack.*[kB] — Kernel stack usage. (instant)
Memory:Mapped.*[kB] — Mapped files/devices. (instant)
Memory:MemAvailable.*[kB] — Estimated available memory. (instant)
Memory:MemFree.*[kB] — Free physical memory. (instant)
Memory:MemTotal.*[kB] — Total physical memory. (instant)
Memory:Mlocked.*[kB] — Memory locked by mlock. (instant)
Memory:NFS_Unstable.*[kB] — NFS unstable writeback memory. (instant)
Memory:PageTables.*[kB] — Memory used by page tables. (instant)
Memory:SReclaimable.*[kB] — Reclaimable slab memory. (instant)
Memory:SUnreclaim.*[kB] — Unreclaimable slab memory. (instant)
Memory:Shmem.*[kB] — Shared memory usage. (instant)
Memory:ShmemHugePages.*[kB] — Shared memory hugepages. (instant)
Memory:ShmemPmdMapped.*[kB] — PMD-mapped shared memory. (instant)
Memory:Slab.*[kB] — Kernel slab usage. (instant)
Memory:SwapCached.*[kB] — Swap cached memory. (instant)
Memory:SwapFree.*[kB] — Free swap space. (instant)
Memory:SwapTotal.*[kB] — Total swap space. (instant)
Memory:Unevictable.*[kB] — Unevictable pages. (instant)
Memory:VmallocChunk.*[kB] — Largest contiguous vmalloc chunk. (instant)
Memory:VmallocTotal.*[kB] — Total vmalloc address space. (instant)
Memory:VmallocUsed.*[kB] — Vmalloc used. (instant)
Memory:Writeback.*[kB] — Currently writing back pages. (instant)
Memory:WritebackTmp.*[kB] — Temporary writeback usage. (instant)
Memory:MemoryUtilization.*[%] — Memory utilization percent (sampled/derived).
Storage (Storage: prefix)
Storage:reads_completed_successfully.*[count] — Number of successful read operations (cumulative counter).
Storage:reads_merged.*[count] — Number of merged read requests (cumulative counter).
Storage:sectors_read.*[sectors] — Sectors read (cumulative counter). Multiply by sector size to get bytes.
Storage:writes_completed.*[count] — Number of successful write operations (cumulative counter).
Storage:writes_merged.*[count] — Number of merged write requests (cumulative counter).
Storage:sectors_written.*[sectors] — Sectors written (cumulative counter).
Storage:discards_completed_successfully.*[count] — Successful discard (trim) operations (cumulative counter).
Storage:discards_merged.*[count] — Merged discard requests (cumulative counter).
Storage:sectors_discarded.*[sectors] — Discarded sectors (cumulative).
Storage:time_spent_reading_(ms).*[ms] — Total milliseconds spent on reads in sample window (sampled/aggregate).
Storage:time_spent_writing_(ms).*[ms] — Total milliseconds spent on writes in sample window (sampled/aggregate).
Storage:I/Os_currently_in_progress.*[count] — Current number of I/O operations in progress (instant).
Storage:time_spent_doing_I/Os_(ms).*[ms] — Total milliseconds spent doing I/Os (sampled/aggregate).
Storage:weighted_time_spent_doing_I/Os_(ms).*[ms] — Weighted I/O time metric (sampled/aggregate).
Storage:time_spent_discarding.*[ms] — Milliseconds spent processing discard operations (sampled).
GPU (device-specific fields; device index replaced by <n>)
Device-specific fields
GPU: pcie.link.gen.current.<n>.*[generation] — Current PCIe link generation between GPU <n> and host (categorical).
GPU: pcie.link.width.current.<n>.*[lanes] — Current PCIe link width (lanes).
GPU: accounting.buffer_size.<n>.*[MB] — Accounting buffer size used for GPU memory accounting (MB). (instant)
GPU: fan.speed.<n>.*[%] — Fan speed percent or relative metric for GPU <n> (sampled).
GPU: memory.used.<n>.*[MiB] — GPU memory used (MiB) (instant).
GPU: memory.free.<n>.*[MiB] — GPU memory free (MiB) (instant).
GPU: utilization.gpu.<n>.*[%] — GPU core utilization percent. (sampled)
GPU: utilization.memory.<n>.*[%] — GPU memory subsystem utilization percent. (sampled)
GPU: utilization.encoder.<n>.*[%] — Hardware encoder utilization. (sampled)
GPU: utilization.decoder.<n>.*[%] — Hardware decoder utilization. (sampled)
GPU: utilization.jpeg.<n>.*[%] — JPEG unit utilization. (sampled)
GPU: utilization.ofa.<n>.*[%] — OFA unit utilization (if present). (sampled)
GPU: encoder.stats.sessionCount.<n>.*[count] — Number of encoder sessions (cumulative or sampled, depending on collector).
GPU: encoder.stats.averageFps.<n>.*[fps] — Average encoder FPS (sampled / aggregated).
GPU: encoder.stats.averageLatency.<n>.*[ms] — Average encoder latency (ms) (sampled / aggregated).
ECC / error counters
GPU: ecc.errors.corrected.volatile..<n>.[count] — Corrected ECC errors seen in volatile window for subcomponent (cumulative in window).
GPU: ecc.errors.corrected.aggregate..<n>.[count] — Aggregate (long-running) corrected ECC errors for subcomponent (cumulative).
GPU: ecc.errors.uncorrected.volatile..<n>.[count] — Uncorrected ECC errors in the recent window — critical to monitor (cumulative in window).
GPU: ecc.errors.uncorrected.aggregate..<n>.[count] — Aggregate uncorrected errors since stats origin (cumulative).
Retired pages / reliability
GPU: retired_pages.sbe.<n>.*[count] — Pages retired due to single-bit errors (cumulative).
GPU: retired_pages.dbe.<n>.*[count] — Pages retired due to double-bit errors (cumulative; more severe).
GPU: retired_pages.pending.<n>.*[count] — Pages pending retirement (cumulative / state count).
Temperature / Power / Clocks / Protected memory
GPU: temperature.gpu.<n>.*[C] — GPU die temperature (°C). (sampled)
GPU: temperature.memory.<n>.*[C] — GPU memory temperature (°C). (sampled)
GPU: power.draw.<n>.*[W] — GPU power draw (watts) for the sampling period (sampled).
GPU: power.draw.average.<n>.*[W] — Average power draw (watts). (sampled/aggregate)
GPU: power.draw.instant.<n>.*[W] — Instantaneous power draw reading (watts). (instant)
GPU: clocks.current.graphics.<n>.*[MHz] — Current graphics clock frequency (MHz). (sampled)
GPU: clocks.current.sm.<n>.*[MHz] — Current SM (compute) clock frequency (MHz). (sampled)
GPU: clocks.current.memory.<n>.*[MHz] — Current memory clock (MHz). (sampled)
GPU: clocks.current.video.<n>.*[MHz] — Current video engine clock (MHz). (sampled)
GPU: protected_memory.total.<n>.*[MiB] — Total protected memory (MiB). (instant)
GPU: protected_memory.used.<n>.*[MiB] — Protected memory used (MiB). (instant)
GPU: protected_memory.free.<n>.*[MiB] — Protected memory free (MiB). (instant)
Network (NetworkInterStat_diff: — per-interface; <Interface> placeholder)
NetworkInterStat_diff:* fields are typically difference/delta values for the sample window (i.e., bytes/packets seen during the interval). Convert to rates by dividing by sampling duration if needed.
Per-interface fields
NetworkInterStat_diff:rx_bytes.<Interface>.*[Bytes] — Bytes received on <Interface> during sample window (delta).
NetworkInterStat_diff:rx_packets.<Interface>.*[count] — Packets received during window (delta).
NetworkInterStat_diff:rx_errs.<Interface>.*[count] — Receive errors in window (delta).
NetworkInterStat_diff:rx_drop.<Interface>.*[count] — Received packets dropped in window (delta).
NetworkInterStat_diff:rx_fifo.<Interface>.*[count] — RX FIFO errors in window (delta).
NetworkInterStat_diff:rx_frame.<Interface>.*[count] — RX frame alignment errors in window (delta).
NetworkInterStat_diff:rx_compressed.<Interface>.*[count] — Compressed Rx packets in window (delta).
NetworkInterStat_diff:rx_multicast.<Interface>.*[count] — Multicast Rx packets in window (delta).
NetworkInterStat_diff:tx_bytes.<Interface>.*[Bytes] — Bytes transmitted on <Interface> during window (delta).
NetworkInterStat_diff:tx_packets.<Interface>.*[count] — Packets transmitted during window (delta).
NetworkInterStat_diff:tx_errs.<Interface>.*[count] — Transmit errors in window (delta).
NetworkInterStat_diff:tx_drop.<Interface>.*[count] — Transmit drops in window (delta).
NetworkInterStat_diff:tx_fifo.<Interface>.*[count] — TX FIFO errors in window (delta).
NetworkInterStat_diff:tx_colls.<Interface>.*[count] — TX collisions in window (delta).
NetworkInterStat_diff:tx_carrier.<Interface>.*[count] — Carrier errors on TX in window (delta).
NetworkInterStat_diff:tx_compressed.<Interface>.*[count] — Compressed Tx packets in window (delta).
Network utilization aggregated
NetworkInterStat_diff:NetworkUtilization.<Interface>.*[%] — Interface bandwidth utilization percent for the sample window (sampled / derived).
Protocol & connection counts
NetworkProtocolCounts:TCP.*[count] — Number of TCP connections (instant or sampled depending on collector).
NetworkProtocolCounts:UDP.*[count] — Number of UDP endpoints/sockets (instant).
NetworkProtocolCounts:UNIX.*[count] — Number of UNIX domain sockets (instant).
NetworkProtocolCounts:RAW.*[count] — Raw sockets count (instant).
NetworkProtocolCounts:DCCP.*[count] — DCCP sockets count (instant, if applicable).
NetworkProtocolCounts:SCTP.*[count] — SCTP connections count (instant, if applicable).
NetworkProtocolCounts:local_to.*[count] — Local-to connection count (collector-defined semantics).
NetworkProtocolCounts:to_local.*[count] — To-local connection count (collector-defined semantics).
NetworkProtocolCounts:total_connections.*[count] — Total tracked connections (instant / sampled).
TCP retransmission metrics (delta)
NetworkTCPRetrans_diff:TcpRetransSegs.*[count] — TCP retransmitted segments in the sample window (delta).
NetworkTCPRetrans_diff:TcpExtTCPSynRetrans.*[count] — TCP SYN retransmissions in window (delta).
NetworkTCPRetrans_diff:TcpExtTCPLostRetransmit.*[count] — Retransmissions that were subsequently lost (delta).