Expose process metrics on Linux

Author: sandhose

Cargo.lock

@@ -401,6 +401,8 @@ features = ["trace", "metrics"]
 [workspace.dependencies.opentelemetry-http]
 version = "0.31.0"
 features = ["reqwest"]
+[workspace.dependencies.opentelemetry-instrumentation-process]
+version = "0.1.2"
 [workspace.dependencies.opentelemetry-jaeger-propagator]
 version = "0.31.0"
 [workspace.dependencies.opentelemetry-otlp]

Cargo.toml

@@ -57,6 +57,7 @@ tracing-subscriber.workspace = true
 tracing-opentelemetry.workspace = true
 opentelemetry.workspace = true
 opentelemetry-http.workspace = true
+opentelemetry-instrumentation-process.workspace = true
 opentelemetry-jaeger-propagator.workspace = true
 opentelemetry-otlp.workspace = true
 opentelemetry-prometheus-text-exporter.workspace = true

crates/cli/Cargo.toml

@@ -61,6 +61,9 @@ pub fn setup(config: &TelemetryConfig) -> anyhow::Result<()> {
     init_tracer(&config.tracing).context("Failed to configure traces exporter")?;
     init_meter(&config.metrics).context("Failed to configure metrics exporter")?;
 
+    opentelemetry_instrumentation_process::init()
+        .context("Failed to configure process instrumentation")?;
+
     let handle = ::tokio::runtime::Handle::current();
     self::tokio::observe(handle.metrics());