Add micrometer heap pressure metrics (#686)

* Add micrometer heap pressure metrics * add test
signalfx · Mar 4, 2022 · a62581d · a62581d
1 parent a172989
commit a62581d
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diff --git a/...rc/main/java/com/splunk/opentelemetry/instrumentation/jvmmetrics/JvmMetricsInstaller.java b/...rc/main/java/com/splunk/opentelemetry/instrumentation/jvmmetrics/JvmMetricsInstaller.java
@@ -23,6 +23,7 @@
 import io.micrometer.core.instrument.Metrics;
 import io.micrometer.core.instrument.binder.jvm.ClassLoaderMetrics;
 import io.micrometer.core.instrument.binder.jvm.JvmGcMetrics;
+import io.micrometer.core.instrument.binder.jvm.JvmHeapPressureMetrics;
 import io.micrometer.core.instrument.binder.jvm.JvmMemoryMetrics;
 import io.micrometer.core.instrument.binder.jvm.JvmThreadMetrics;
 import io.opentelemetry.instrumentation.api.config.Config;
@@ -41,6 +42,7 @@ public void afterAgent(
 
     new ClassLoaderMetrics().bindTo(Metrics.globalRegistry);
     new JvmGcMetrics().bindTo(Metrics.globalRegistry);
+    new JvmHeapPressureMetrics().bindTo(Metrics.globalRegistry);
     new JvmMemoryMetrics().bindTo(Metrics.globalRegistry);
     new JvmThreadMetrics().bindTo(Metrics.globalRegistry);
 

diff --git a/...ics/src/test/java/com/splunk/opentelemetry/instrumentation/jvmmetrics/JvmMetricsTest.java b/...ics/src/test/java/com/splunk/opentelemetry/instrumentation/jvmmetrics/JvmMetricsTest.java
@@ -34,6 +34,8 @@ void shouldRegisterJvmMeters() {
     assertTrue(meterNames.contains("jvm.classes.loaded"));
     // GC metrics
     assertTrue(meterNames.contains("jvm.gc.memory.allocated"));
+    // GC pressure metrics
+    assertTrue(meterNames.contains("jvm.gc.overhead"));
     // memory metrics
     assertTrue(meterNames.contains("jvm.memory.used"));
     // thread metrics