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Add process.runtime.jvm.available_processors metric #3484

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Add process.runtime.jvm.available_processors metric #3484

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ba2a678
Add process.runtime.jvm.available_processors metric
trask May 8, 2023
f7208cc
Fix TOC
trask May 8, 2023
c6034a3
Runtime.availableProcessors()
trask May 9, 2023
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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -58,6 +58,8 @@ release.
- Add transition plan for upcoming breaking changes to the unstable HTTP semantic
conventions.
([#3443](https://github.com/open-telemetry/opentelemetry-specification/pull/3443))
- Add `process.runtime.jvm.available_processors` metric.
([#3484](https://github.com/open-telemetry/opentelemetry-specification/pull/3484))

### Compatibility

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7 changes: 7 additions & 0 deletions semantic_conventions/metrics/process-runtime-jvm-metrics.yaml
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Expand Up @@ -149,6 +149,13 @@ groups:
instrument: gauge
unit: "1"

- id: metric.process.runtime.jvm.available_processors
type: metric
metric_name: process.runtime.jvm.available_processors
brief: "The number of processors available to the JVM."
instrument: updowncounter
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unit: "{processor}"

- id: attributes.process.runtime.jvm.buffer
type: attribute_group
brief: "Describes JVM buffer metric attributes."
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12 changes: 12 additions & 0 deletions specification/metrics/semantic_conventions/runtime-environment-metrics.md
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Expand Up @@ -33,6 +33,7 @@ semantic conventions when instrumenting runtime environments.
* [Metric: `process.runtime.jvm.cpu.utilization`](#metric-processruntimejvmcpuutilization)
* [Metric: `process.runtime.jvm.system.cpu.utilization`](#metric-processruntimejvmsystemcpuutilization)
* [Metric: `process.runtime.jvm.system.cpu.load_1m`](#metric-processruntimejvmsystemcpuload_1m)
* [Metric: `process.runtime.jvm.available_processors`](#metric-processruntimejvmavailable_processors)
* [Metric: `process.runtime.jvm.buffer.usage`](#metric-processruntimejvmbufferusage)
* [Metric: `process.runtime.jvm.buffer.limit`](#metric-processruntimejvmbufferlimit)
* [Metric: `process.runtime.jvm.buffer.count`](#metric-processruntimejvmbuffercount)
Expand Down Expand Up @@ -341,6 +342,17 @@ This metric is obtained from [`OperatingSystemMXBean#getSystemLoadAverage()`](ht
<!-- semconv metric.process.runtime.jvm.system.cpu.load_1m(full) -->
<!-- endsemconv -->

### Metric: `process.runtime.jvm.available_processors`

This metric is [recommended](../metric-requirement-level.md#recommended).
This metric is obtained from [`Runtime#availableProcessors()`](https://docs.oracle.com/javase/8/docs/api/java/lang/Runtime.html#availableProcessors--).

<!-- semconv metric.process.runtime.jvm.available_processors(metric_table) -->
| Name | Instrument Type | Unit (UCUM) | Description |
| -------- | --------------- | ----------- | -------------- |
| `process.runtime.jvm.available_processors` | UpDownCounter | `{processor}` | The number of processors available to the JVM. |
<!-- endsemconv -->

### Metric: `process.runtime.jvm.buffer.usage`

This metric is [recommended](../metric-requirement-level.md#recommended).
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