被监视的值可以是复杂类型中包含的简单值。例如,MemoryMXBean中定义java.lang.management具有属性HeapMemoryUsage类型的MemoryUsage。要监视used字段MemoryUsage所描述的已用内存量,您可以监视“HeapMemoryUsage.used”。该字符串将是setObservedAttribute的参数。
JVM Monitor插件通过其直观的“CPU Usage”面板,为开发者提供了实时监控Java应用程序CPU占用情况的强大工具。当用户启动监控后,面板
Due to the fact that native heap is not part of a heap dump, the native memory cannot be directly analyzed using a Java memory profiler, so basically native memory usage remains as a mysterious black box whose content cannot be completely discovered. At this point is where the native ...
{"monitoring":{"enabled":true,"metrics":[{"name":"heapMemoryUsage","type":"gauge","description":"Java heap memory usage"},{"name":"cpuUsage","type":"gauge","description":"CPU usage percentage"}],"alerts":{"enabled":true,"threshold":{"heapMemoryUsage":80,"cpuUsage":90}}},"loggi...
<PerformanceCounters> <Jmx> <Add objectName="java.lang:type=ClassLoading" attribute="TotalLoadedClassCount" displayName="Loaded Class Count"/> <Add objectName="java.lang:type=Memory" attribute="HeapMemoryUsage.used" displayName="Heap Memory Usage-used" type="composite"/> </Jmx> </PerformanceCo...
Heap Memory Used (MB)自定义指标请参阅MemoryMXBean.getHeapMemoryUsage().getUsed()。是 % Of Max Heap Memory Used自定义指标java.lang:type=Memory /最大内存量(以字节为单位)。 请参阅MemoryUsage是 \Processor(_Total)\% Processor Time默认指标系统范围内 CPU 负载滴答计数器(仅限用户和系统)的差值除...
usage: cpu: 1m memory: 55048Ki kind: PodMetrics : $ oc get apiservice v1beta1.metrics.k8s.io NAME SERVICE AVAILABLE AGE v1beta1.metrics.k8s.io openshift-monitoring/prometheus-adapter True 21d $ oc get cm/adapter-config -o yaml -n openshift-monitoring ...
たとえば、java.lang.management内で定義されたMemoryMXBeanは、MemoryUsage型のHeapMemoryUsage属性を持ちます。 MemoryUsageのusedプロパティで示されるusedメモリーの量を監視するには、HeapMemoryUsage.usedを監視します。 この文字列が、setObservedAttributeの引数になります。 HeapMemoryUsage.usedなどのOb...
{ "jmxMetrics": [ { "name": "JVM uptime (millis)", "objectName": "java.lang:type=Runtime", "attribute": "Uptime" }, { "name": "MetaSpace Used", "objectName": "java.lang:type=MemoryPool,name=Metaspace", "attribute": "Usage.used" } ] } 在前面的配置示例中: name 是将分配给...
As Kappy says, the virtual memory information is mostly meaningless except to developers, and most of them do not really care. In this case the Java VM usage is most likely a math error on the part of either the operating system, or Activity Monitor (when a 64-bit number goes negative,...