# Semantic conventions for GPU metrics LLMS index: [llms.txt](/llms.txt) --- **Status**: [Development][DocumentStatus] - [GPU metrics `hw.gpu.*`](#gpu-metrics-hwgpu) - [Metric: `hw.errors` (GPU)](#metric-hwerrors-gpu) - [Metric: `hw.gpu.io`](#metric-hwgpuio) - [Metric: `hw.gpu.memory.limit`](#metric-hwgpumemorylimit) - [Metric: `hw.gpu.memory.utilization`](#metric-hwgpumemoryutilization) - [Metric: `hw.gpu.memory.usage`](#metric-hwgpumemoryusage) - [Metric: `hw.gpu.utilization`](#metric-hwgpuutilization) - [Metric: `hw.status` (GPU)](#metric-hwstatus-gpu) ## GPU metrics `hw.gpu.*` Graphics Processing Unit (discrete). ### Metric: `hw.errors` (GPU) This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.errors` | Counter | `{error}` | Number of errors encountered by the GPU. | ![Development](https://img.shields.io/badge/-development-blue) | | **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`hw.type`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | Type of the component [1] | `gpu` | | [`error.type`](/docs/specs/semconv/registry/attributes/error.md) | ![Stable](https://img.shields.io/badge/-stable-lightgreen) | `Conditionally Required` if and only if an error has occurred | string | The type of error encountered by the component. [2] | `corrected`; `uncorrected` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | **[1] `hw.type`:** MUST be set to `gpu`. **[2] `error.type`:** `error.type` SHOULD be set to one of the following values to indicate the type of error: * `corrected`: Errors that were detected and corrected by the GPU. * `uncorrected`: Errors that were detected but could not be corrected by the GPU. --- `error.type` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | --- | --- | --- | | `_OTHER` | A fallback error value to be used when the instrumentation doesn't define a custom value. | ![Stable](https://img.shields.io/badge/-stable-lightgreen) | --- `hw.type` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | --- | --- | --- | | `battery` | Battery | ![Development](https://img.shields.io/badge/-development-blue) | | `cpu` | CPU | ![Development](https://img.shields.io/badge/-development-blue) | | `disk_controller` | Disk controller | ![Development](https://img.shields.io/badge/-development-blue) | | `enclosure` | Enclosure | ![Development](https://img.shields.io/badge/-development-blue) | | `fan` | Fan | ![Development](https://img.shields.io/badge/-development-blue) | | `gpu` | GPU | ![Development](https://img.shields.io/badge/-development-blue) | | `logical_disk` | Logical disk | ![Development](https://img.shields.io/badge/-development-blue) | | `memory` | Memory | ![Development](https://img.shields.io/badge/-development-blue) | | `network` | Network | ![Development](https://img.shields.io/badge/-development-blue) | | `physical_disk` | Physical disk | ![Development](https://img.shields.io/badge/-development-blue) | | `power_supply` | Power supply | ![Development](https://img.shields.io/badge/-development-blue) | | `tape_drive` | Tape drive | ![Development](https://img.shields.io/badge/-development-blue) | | `temperature` | Temperature | ![Development](https://img.shields.io/badge/-development-blue) | | `voltage` | Voltage | ![Development](https://img.shields.io/badge/-development-blue) | ### Metric: `hw.gpu.io` This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.gpu.io` | Counter | `By` | Received and transmitted bytes by the GPU. | ![Development](https://img.shields.io/badge/-development-blue) | | **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`network.io.direction`](/docs/specs/semconv/registry/attributes/network.md) | ![Release Candidate](https://img.shields.io/badge/-rc-mediumorchid) | `Required` | string | The direction of traffic from the perspective of the observing host's physical or virtual network interface. It should not be used to represent the logical direction of a stateful connection or network flow. | `receive`; `transmit` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | --- `network.io.direction` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | --- | --- | --- | | `receive` | receive | ![Release Candidate](https://img.shields.io/badge/-rc-mediumorchid) | | `transmit` | transmit | ![Release Candidate](https://img.shields.io/badge/-rc-mediumorchid) | ### Metric: `hw.gpu.memory.limit` This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.gpu.memory.limit` | UpDownCounter | `By` | Size of the GPU memory. | ![Development](https://img.shields.io/badge/-development-blue) | | **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | ### Metric: `hw.gpu.memory.utilization` This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.gpu.memory.utilization` | Gauge | `1` | Fraction of GPU memory used. | ![Development](https://img.shields.io/badge/-development-blue) | | **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | ### Metric: `hw.gpu.memory.usage` This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.gpu.memory.usage` | UpDownCounter | `By` | GPU memory used. | ![Development](https://img.shields.io/badge/-development-blue) | | **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | ### Metric: `hw.gpu.utilization` This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.gpu.utilization` | Gauge | `1` | Fraction of time spent in a specific task. | ![Development](https://img.shields.io/badge/-development-blue) | | **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.gpu.task`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Type of task the GPU is performing | `decoder`; `encoder`; `general` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | --- `hw.gpu.task` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | --- | --- | --- | | `decoder` | Decoder | ![Development](https://img.shields.io/badge/-development-blue) | | `encoder` | Encoder | ![Development](https://img.shields.io/badge/-development-blue) | | `general` | General | ![Development](https://img.shields.io/badge/-development-blue) | ### Metric: `hw.status` (GPU) This metric is [recommended][MetricRecommended]. | Name | Instrument Type | Unit (UCUM) | Description | Stability | Entity Associations | | -------- | --------------- | ----------- | -------------- | --------- | ------ | | `hw.status` | UpDownCounter | `1` | Operational status: `1` (true) or `0` (false) for each of the possible states. [1] | ![Development](https://img.shields.io/badge/-development-blue) | | **[1]:** `hw.status` is currently specified as an *UpDownCounter* but would ideally be represented using a [*StateSet* as defined in OpenMetrics](https://github.com/prometheus/OpenMetrics/blob/v1.0.0/specification/OpenMetrics.md#stateset). This semantic convention will be updated once *StateSet* is specified in OpenTelemetry. This planned change is not expected to have any consequence on the way users query their timeseries backend to retrieve the values of `hw.status` over time. **Attributes:** | Key | Stability | [Requirement Level](/docs/specs/semconv/general/attribute-requirement-level/) | Value Type | Description | Example Values | | --- | --- | --- | --- | --- | --- | | [`hw.id`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | An identifier for the hardware component, unique within the monitored host | `win32battery_battery_testsysa33_1` | | [`hw.state`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | The current state of the component [1] | `ok`; `degraded`; `failed`; `predicted_failure` | | [`hw.type`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Required` | string | Type of the component [2] | `gpu` | | [`hw.driver_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Driver version for the hardware component | `10.2.1-3` | | [`hw.firmware_version`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Firmware version of the hardware component | `2.0.1` | | [`hw.model`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Descriptive model name of the hardware component | `PERC H740P`; `Intel(R) Core(TM) i7-10700K`; `Dell XPS 15 Battery` | | [`hw.name`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | An easily-recognizable name for the hardware component | `eth0` | | [`hw.parent`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Unique identifier of the parent component (typically the `hw.id` attribute of the enclosure, or disk controller) | `dellStorage_perc_0` | | [`hw.serial_number`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Serial number of the hardware component | `CNFCP0123456789` | | [`hw.vendor`](/docs/specs/semconv/registry/attributes/hardware.md) | ![Development](https://img.shields.io/badge/-development-blue) | `Recommended` | string | Vendor name of the hardware component | `Dell`; `HP`; `Intel`; `AMD`; `LSI`; `Lenovo` | **[1] `hw.state`:** MUST be set to one of the following values: * `ok`: The GPU is operating normally. * `degraded`: The GPU is operating with reduced functionality or performance. * `failed`: The GPU has failed and is not operational. * `predicted_failure`: The GPU is currently operational but is predicted to fail soon. **[2] `hw.type`:** MUST be set to `gpu`. --- `hw.state` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | --- | --- | --- | | `degraded` | Degraded | ![Development](https://img.shields.io/badge/-development-blue) | | `failed` | Failed | ![Development](https://img.shields.io/badge/-development-blue) | | `needs_cleaning` | Needs Cleaning | ![Development](https://img.shields.io/badge/-development-blue) | | `ok` | OK | ![Development](https://img.shields.io/badge/-development-blue) | | `predicted_failure` | Predicted Failure | ![Development](https://img.shields.io/badge/-development-blue) | --- `hw.type` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | --- | --- | --- | | `battery` | Battery | ![Development](https://img.shields.io/badge/-development-blue) | | `cpu` | CPU | ![Development](https://img.shields.io/badge/-development-blue) | | `disk_controller` | Disk controller | ![Development](https://img.shields.io/badge/-development-blue) | | `enclosure` | Enclosure | ![Development](https://img.shields.io/badge/-development-blue) | | `fan` | Fan | ![Development](https://img.shields.io/badge/-development-blue) | | `gpu` | GPU | ![Development](https://img.shields.io/badge/-development-blue) | | `logical_disk` | Logical disk | ![Development](https://img.shields.io/badge/-development-blue) | | `memory` | Memory | ![Development](https://img.shields.io/badge/-development-blue) | | `network` | Network | ![Development](https://img.shields.io/badge/-development-blue) | | `physical_disk` | Physical disk | ![Development](https://img.shields.io/badge/-development-blue) | | `power_supply` | Power supply | ![Development](https://img.shields.io/badge/-development-blue) | | `tape_drive` | Tape drive | ![Development](https://img.shields.io/badge/-development-blue) | | `temperature` | Temperature | ![Development](https://img.shields.io/badge/-development-blue) | | `voltage` | Voltage | ![Development](https://img.shields.io/badge/-development-blue) | [DocumentStatus]: /docs/specs/otel/document-status [MetricRecommended]: /docs/specs/semconv/general/metric-requirement-level.md#recommended