Add process.memory.utilization metric to semantic conventions

open-telemetry · Oct 31, 2022 · d8b6124 · d8b6124
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -29,6 +29,8 @@ release.
   ([#2874](https://github.com/open-telemetry/opentelemetry-specification/pull/2874))
 - Add `process.paging.faults` metric to semantic conventions
   ([#2827](https://github.com/open-telemetry/opentelemetry-specification/pull/2827))
+- Add `process.memory.utilization` metric to semantic conventions
+  ([#2844](https://github.com/open-telemetry/opentelemetry-specification/pull/2844))
 
 ### Compatibility
 

diff --git a/specification/metrics/semantic_conventions/process-metrics.md b/specification/metrics/semantic_conventions/process-metrics.md
@@ -36,6 +36,7 @@ Below is a table of Process metric instruments.
 | `process.cpu.time`              | Counter                                            | s         | Total CPU seconds broken down by different states.                                                                                  | `state`, if specified, SHOULD be one of: `system`, `user`, `wait`. A process SHOULD be characterized _either_ by data points with no `state` labels, _or only_ data points with `state` labels. |
 | `process.cpu.utilization`       | Gauge                                              | 1         | Difference in process.cpu.time since the last measurement, divided by the elapsed time and number of CPUs available to the process. | `state`, if specified, SHOULD be one of: `system`, `user`, `wait`. A process SHOULD be characterized _either_ by data points with no `state` labels, _or only_ data points with `state` labels. |
 | `process.memory.usage`          | UpDownCounter                                      | By        | The amount of physical memory in use.                                                                                               |                                                                                                                                                                                                 |
+| `process.memory.utilization`    | Gauge                                              | 1         | Percentage of total physical memory on the system that is used by the process.                                                      |                                                                                                                                                                                                 |
 | `process.memory.virtual`        | UpDownCounter                                      | By        | The amount of committed virtual memory.                                                                                             |                                                                                                                                                                                                 |
 | `process.disk.io`               | Counter                                            | By        | Disk bytes transferred.                                                                                                             | `direction` SHOULD be one of: `read`, `write`                                                                                                                                                   |
 | `process.network.io`            | Counter                                            | By        | Network bytes transferred.                                                                                                          | `direction` SHOULD be one of: `receive`, `transmit`                                                                                                                                             |