> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.nvidia.com/nemo/relay/_mcp/server.

# Module resource_metrics

> Resource collection and supervised-process integration. Fresh and managed system resource metric observation.

Generated from `cargo doc --no-deps -p nemo-relay-builtins -p nemo-relay-diagnostics -p nemo-relay-logging -p nemo-relay-plugin-host -p nemo-relay-codecs -p nemo-relay -p nemo-relay-runtime -p nemo-relay-model-pricing -p nemo-relay-resource-metrics -p nemo-relay-observability -p nemo-relay-adaptive -p nemo-relay-pii-redaction -p nemo-relay-ffi -p nemo-relay-types -p nemo-relay-plugin -p nemo-relay-worker-proto -p nemo-relay-worker`.

Resource collection and supervised-process integration. Fresh and managed system resource metric observation.

## Structs

* [AcceleratorDeviceMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-acceleratordevicemetrics): Device-wide accelerator measurements.
* [AcceleratorProcessMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-acceleratorprocessmetrics): Accelerator measurements attributed to one process in the selected scope.
* [CpuMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-cpumetrics): CPU measurements and CPU limit events.
* [DiskMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-diskmetrics): Disk I/O for the measured process scope and filesystem capacity.
* [FilesystemCapacityMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-filesystemcapacitymetrics): Filesystem capacity for one configured path.
* [GpuMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-gpumetrics): Accelerator (GPU) device-wide and process-attributed measurements.
* [MemoryMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-memorymetrics): Memory measurements and memory limit events.
* [NetworkInterfaceMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-networkinterfacemetrics): Network traffic for one visible interface.
* [NetworkMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-networkmetrics): System-wide network traffic, regardless of the process measurement scope.
* [NetworkTrafficMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-networktrafficmetrics): Network counters for one interface or the selected system aggregate.
* [ProcessMetrics](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-processmetrics): Process counts, process limits, handles, and descriptors.
* [ProcessSamplingMetadata](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-processsamplingmetadata): Coverage of process queries used for process-summed measurements.
* [ResourceLimitEventCount](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcelimiteventcount): One typed cumulative resource-limit event counter.
* [ResourceMeasurement](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemeasurement): One available resource measurement.
* [ResourceMetricsConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsconfig): Configuration for the built-in `resource_metrics` plugin component.
* [ResourceMetricsCpuConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricscpuconfig): CPU observations, limits, and pressure.
* [ResourceMetricsCpuUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricscpuunits): CPU measurement unit choices.
* [ResourceMetricsDiskConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsdiskconfig): Disk I/O for the selected process scope and filesystem capacity.
* [ResourceMetricsDiskUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsdiskunits): Disk measurement unit choices.
* [ResourceMetricsGpuConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsgpuconfig): Accelerator observations.
* [ResourceMetricsGpuUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsgpuunits): GPU measurement unit choices.
* [ResourceMetricsMemoryConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsmemoryconfig): Memory observations, limits, pressure, and OOM events.
* [ResourceMetricsMemoryUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsmemoryunits): Memory measurement unit choices.
* [ResourceMetricsNetworkConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsnetworkconfig): System interface counters. Empty `interfaces` selects every visible interface.
* [ResourceMetricsNetworkTrafficUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsnetworktrafficunits): Unit choices for one group of network traffic.
* [ResourceMetricsNetworkUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsnetworkunits): Unit choices for system and interface traffic.
* [ResourceMetricsPollingConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricspollingconfig): Periodic collection controlled by the `resource_metrics` plugin component.
* [ResourceMetricsProcessConfig](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsprocessconfig): Process, thread, handle, descriptor, and process-limit observations.
* [ResourceMetricsSnapshot](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricssnapshot): One point-in-time observation of the selected system and process resources.
* [ResourceMetricsUnits](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsunits): Output unit choices for resource metrics.

## Enums

* [AcceleratorVendor](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-acceleratorvendor): Accelerator vendor associated with a metric record.
* [BandwidthUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-bandwidthunit): Units for data transferred per second.
* [CapacityUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-capacityunit): Units for memory and filesystem capacity.
* [CountUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-countunit): Fixed units for process, resource, and operation counts.
* [CpuUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-cpuunit): Units for CPU consumption and effective capacity.
* [DataUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-dataunit): Units for cumulative transferred data.
* [DurationUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-durationunit): Units for elapsed and cumulative durations.
* [ResourceLimitEventKind](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcelimiteventkind): Direct operating-system resource-limit event kind.
* [ResourceLimitResource](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcelimitresource): Resource whose configured boundary produced a limit event.
* [ResourceMeasurementScope](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcemeasurementscope): System or process boundary measured by a snapshot.
* [ResourceMetricValue](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcemetricvalue): Exact integral values remain integers; converted fractional values are decimals.
* [ResourceMetricsMeasurementScope](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcemetricsmeasurementscope): Measurement boundary selected for resource metric collection.
* [ResourceOperatingSystem](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourceoperatingsystem): Operating system that produced a resource metrics snapshot.
* [UtilizationUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-utilizationunit): Units for GPU compute utilization.

## Constants

* [RESOURCE_METRICS_EVENT_NAME](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/constant-resource-metrics-event-name): Canonical event name for resource metric marks. Canonical event name for resource metric marks.

## Traits

* [ResourceUnit](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/trait-resourceunit): A unit with a stable name in snapshots and metric marks.

## Functions

* [collect](/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/fn-collect): Acquire a fresh snapshot without requiring managed polling.

> Resource collection and supervised-process integration. Fresh and managed system resource metric observation.

## Docs

- [Struct Accelerator Device Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-acceleratordevicemetrics.md): Device-wide accelerator measurements.
- [Struct Accelerator Process Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-acceleratorprocessmetrics.md): Accelerator measurements attributed to one process in the selected scope.
- [Struct CpuMetrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-cpumetrics.md): CPU measurements and CPU limit events.
- [Struct Disk Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-diskmetrics.md): Disk I/O for the measured process scope and filesystem capacity.
- [Struct Filesystem Capacity Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-filesystemcapacitymetrics.md): Filesystem capacity for one configured path.
- [Struct GpuMetrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-gpumetrics.md): Accelerator (GPU) device-wide and process-attributed measurements.
- [Struct Memory Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-memorymetrics.md): Memory measurements and memory limit events.
- [Struct Network Interface Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-networkinterfacemetrics.md): Network traffic for one visible interface.
- [Struct Network Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-networkmetrics.md): System-wide network traffic, regardless of the process measurement scope.
- [Struct Network Traffic Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-networktrafficmetrics.md): Network counters for one interface or the selected system aggregate.
- [Struct Process Metrics](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-processmetrics.md): Process counts, process limits, handles, and descriptors.
- [Struct Process Sampling Metadata](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-processsamplingmetadata.md): Coverage of process queries used for process-summed measurements.
- [Struct Resource Limit Event Count](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcelimiteventcount.md): One typed cumulative resource-limit event counter.
- [Struct Resource Measurement](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemeasurement.md): One available resource measurement.
- [Struct Resource Metrics Config](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsconfig.md): Configuration for the built-in `resource_metrics` plugin component.
- [Struct Resource Metrics CpuConfig](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricscpuconfig.md): CPU observations, limits, and pressure.
- [Struct Resource Metrics CpuUnits](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricscpuunits.md): CPU measurement unit choices.
- [Struct Resource Metrics Disk Config](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsdiskconfig.md): Disk I/O for the selected process scope and filesystem capacity.
- [Struct Resource Metrics Disk Units](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsdiskunits.md): Disk measurement unit choices.
- [Struct Resource Metrics GpuConfig](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsgpuconfig.md): Accelerator observations.
- [Struct Resource Metrics GpuUnits](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsgpuunits.md): GPU measurement unit choices.
- [Struct Resource Metrics Memory Config](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsmemoryconfig.md): Memory observations, limits, pressure, and OOM events.
- [Struct Resource Metrics Memory Units](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsmemoryunits.md): Memory measurement unit choices.
- [Struct Resource Metrics Network Config](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsnetworkconfig.md): System interface counters. Empty `interfaces` selects every visible interface.
- [Struct Resource Metrics Network Traffic Units](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsnetworktrafficunits.md): Unit choices for one group of network traffic.
- [Struct Resource Metrics Network Units](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsnetworkunits.md): Unit choices for system and interface traffic.
- [Struct Resource Metrics Polling Config](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricspollingconfig.md): Periodic collection controlled by the `resource_metrics` plugin component.
- [Struct Resource Metrics Process Config](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsprocessconfig.md): Process, thread, handle, descriptor, and process-limit observations.
- [Struct Resource Metrics Snapshot](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricssnapshot.md): One point-in-time observation of the selected system and process resources.
- [Struct Resource Metrics Units](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/struct-resourcemetricsunits.md): Output unit choices for resource metrics.
- [Enum Accelerator Vendor](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-acceleratorvendor.md): Accelerator vendor associated with a metric record.
- [Enum Bandwidth Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-bandwidthunit.md): Units for data transferred per second.
- [Enum Capacity Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-capacityunit.md): Units for memory and filesystem capacity.
- [Enum Count Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-countunit.md): Fixed units for process, resource, and operation counts.
- [Enum CpuUnit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-cpuunit.md): Units for CPU consumption and effective capacity.
- [Enum Data Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-dataunit.md): Units for cumulative transferred data.
- [Enum Duration Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-durationunit.md): Units for elapsed and cumulative durations.
- [Enum Resource Limit Event Kind](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcelimiteventkind.md): Direct operating-system resource-limit event kind.
- [Enum Resource Limit Resource](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcelimitresource.md): Resource whose configured boundary produced a limit event.
- [Enum Resource Measurement Scope](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcemeasurementscope.md): System or process boundary measured by a snapshot.
- [Enum Resource Metric Value](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcemetricvalue.md): Exact integral values remain integers; converted fractional values are decimals.
- [Enum Resource Metrics Measurement Scope](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourcemetricsmeasurementscope.md): Measurement boundary selected for resource metric collection.
- [Enum Resource Operating System](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-resourceoperatingsystem.md): Operating system that produced a resource metrics snapshot.
- [Enum Utilization Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/enum-utilizationunit.md): Units for GPU compute utilization.
- [Constant RESOURCE_METRICS_EVENT_NAME](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/constant-resource-metrics-event-name.md): Canonical event name for resource metric marks. Canonical event name for resource metric marks.
- [Trait Resource Unit](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/trait-resourceunit.md): A unit with a stable name in snapshots and metric marks.
- [Function collect](https://docs.nvidia.com/nemo/relay/dev/reference/api/rust-library-reference/nemo-relay-plugin-host/resource_metrics/fn-collect.md): Acquire a fresh snapshot without requiring managed polling.