CPU represents a path to a CPU located in `/sys/devices/system/cpu/cpu[0-9]*`.

FS represents a pseudo-filesystem, normally /proc or /sys, which provides an interface to kernel data structures.

NetTCP represents the contents of /proc/net/tcp{,6} file without the header.

NetTCPSummary provides already computed values like the total queue lengths or the total number of used sockets. In contrast to NetTCP it does not col

NetUDP represents the contents of /proc/net/udp{,6} file without the header.

NetUDPSummary provides already computed values like the total queue lengths or the total number of used sockets. In contrast to NetUDP it does not col

NetUNIXFlags is the type of the flags field.

NetUNIXState is the type of the state field.

NetUNIXType is the type of the type field.

PciPowerState represents the power state of a PCI device.

ARPEntry contains a single row of the columnar data represented in proc/net/arp.

SELinux access vector cache hashtable statistics.

SELinux access vector cache statistics.

AerCounters contains AER counters from files in /sys/class/net/<iface>/device for single interface (iface).

AllAerCounters is collection of AER counters for every interface (iface) in /sys/class/net. The map keys are interface (iface) names.

AllEcnIface is collection of Ecn info for every interface (iface) in /sys/class/net. The map keys are interface (iface) names.

Allocation contains allocation statistics for data, metadata and system data.

AllocationStats contains allocation statistics for a data type.

AttributeOperationStats contains statistics regarding manipulation of XFS extended file attributes.

BTreeStats contains statistics regarding an XFS internal B-tree.

BcacheStats contains statistics tied to a bcache ID.

BdevStats contains statistics for one backing device.

BlockMappingStats contains statistics regarding XFS block maps.

BlockQueueStats models the queue files that are located in the sysfs tree for each block device and described in the kernel documentation: https://www

BtreeAllocBlocks2Stats contains statistics on B-Tree v2 allocations.

BtreeAllocContig2Stats contain statistics on B-tree v2 free-space-by-size record operations.

BtreeBlockMap2Stats contain statistics on B-tree v2 block map operations.

BtreeFreeInode2Stats contain statistics on B-tree v2 free inode allocations.

BtreeInode2Stats contain statistics on B-tree v2 inode allocations.

BtreeRcbagStats contain statistics on B-tree rcbag record operations.

BtreeRefCountStats contain statistics on B-tree reference count record operations.

BtreeReverseMapMemStats contain statistics on B-tree reverse mapping in-memory record operations.

BtreeReverseMapStats contain statistics on B-tree reverse mapping record operations.

BtreeRtRefCountStats contain statistics on B-tree realtime reference count record operations.

BtreeRtReverseMapMemStats contain statistics on B-tree realtime reverse mapping in-memory record operations.

BtreeRtReverseMapStats contain statistics on B-tree realtime reverse mapping record operations.

BtreeWriteStats contains btree write statistics for a specific type.

A BuddyInfo is the details parsed from /proc/buddyinfo. The data is comprised of an array of free fragments of each size. The sizes are 2^n*PAGE_SIZE,

BufferStats contains statistics regarding XFS read/write I/O buffers.

CPUInfo contains general information about a system CPU found in /proc/cpuinfo.

CPUStat shows how much time the cpu spend in various stages.

CPUThermalThrottle contains data from `/sys/devices/system/cpu/cpu[0-9]*/thermal_throttle`.

CPUTopology contains data located in `/sys/devices/system/cpu/cpu[0-9]*/topology`.

CacheStats contains statistics for one cache device.

Cgroup models one line from /proc/[pid]/cgroup. Each Cgroup struct describes the placement of a PID inside a specific control hierarchy. The kernel ha

CgroupSummary models one line from /proc/cgroups. This file contains information about the controllers that are compiled into the kernel. Also see ht

ClassCoolingDeviceStats contains info from files in /sys/class/thermal/cooling_device[0-9]* for a single device. https://www.kernel.org/doc/Documentat

ClassDRMCardAMDGPUStats contains info from files in sys/class/drm/card<card>/device for a single amdgpu card. Not all cards expose all metrics. https:

ClassThermalZoneStats contains info from files in /sys/class/thermal/thermal_zone<zone> for a single <zone>. https://www.kernel.org/doc/Documentation/

ClientRPC models the nfs "rpc" line.

ClientRPCStats models all stats from /proc/net/rpc/nfs.

ClientV4Stats models the nfs "proc4" line.

ClockSource contains metrics related to the clock source.

Number of commits and various time related statistics. See Linux fs/btrfs/sysfs.c with 6.x version.

CompressionStats contains compression statistics for a specific algorithm.

A ConntrackStatEntry represents one line from net/stat/nf_conntrack and contains netfilter conntrack statistics at one CPU core.

CorrectableAerCounters contains values from /sys/class/net/<iface>/device/aer_dev_correctable for single interface (iface).

CounterStats contains counter values since mount and since filesystem creation.

Crypto holds info parsed from /proc/crypto.

DMIClass contains info from files in /sys/class/dmi/id.

DMMultipathDevice contains information about a single DM-multipath device discovered by scanning /sys/block/dm-* entries whose dm/uuid starts with "mp

DMMultipathPath represents one underlying path device for a DM-multipath map.

DRMCard contains info from files in /sys/class/drm for a single DRM Card device.

DRMCardClass is a collection of every Card device in sys/class/drm. The map keys are the names of the InfiniBand devices.

DRMCardPort contains info from files in sys/class/drm/<Card>/<Card>-<Name> for a single port of one DRMCard device.

DebugStats indicate if XFS debugging is enabled.

DeferRelogStats contains the deferred buffer relog count.

Device contains information about a device that is part of a Btrfs filesystem.

DeviceMapperInfo models the devicemapper files that are located in the sysfs tree for each block device and described in the kernel documentation: htt

DeviceStats contains statistics for a Bcachefs device.

DirectoryOperationStats contains statistics regarding XFS directory entries.

Diskstats combines the device Info and IOStats.

EcnIface contains Ecn info from files in /sys/class/net/<iface>/ecn/ for single interface (iface).

ErrorStats contains error count and timestamp for a specific error type.

ExtendedPrecisionStats contains high precision counters used to track the total number of bytes read, written, or flushed, during XFS operations.

ExtentAllocationStats contains statistics regarding XFS extent allocations.

FILEIO struct for backstore info.

FS represents the pseudo-filesystem sys, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem sys, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem proc, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem sys, which provides an interface to kernel data structures.

FS represents the pseudo-filesystems proc and sys, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem sys, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem proc, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem configfs, which provides an interface to iscsi kernel data structures in sysfs as /sys and configfs as /sys/kernel

FS represents the pseudo-filesystems proc and sys, which provides an interface to kernel data structures.

FS represents the pseudo-filesystem selinixfs, which provides an interface to SELinux data structures.

FS represents the pseudo-filesystems proc and sys, which provides an interface to kernel data structures.

FileHandles models the "fh" line.

Fscacheinfo represents fscache statistics.

GcXpcStats contains extended precision bytes for garbage collection.

IBLOCK struct for backstore info.

IOStats models the iostats data described in the kernel documentation. - https://www.kernel.org/doc/Documentation/iostats.txt, - https://www.kernel.or

IPVSBackendStatus holds current metrics of one virtual / real address pair.

IPVSStats holds IPVS statistics, as exposed by the kernel in `/proc/net/ip_vs_stats`.