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JVM

VM

Flink Compose

user conf key¹

configuration key²

metric max³

metric used³

JVM

JVM Heap

FrameWork Heap

taskmanager.memory.framework.heap.size

memoryConfiguration.frameworkHeap

metrics.heapMax

Status.JVM.Memory.Heap.Max

Status.JVM.Memory.Heap.Usedmetrics.heapUsed

Task Heap

taskmanager.memory.task.heap.size

memoryConfiguration.taskHeap

JVM None-Heap

JVM MetaSpace

taskmanager.memory.jvm-metaspace.size

memoryConfiguration.jvmMetaspace

metrics.metaspaceMax

Status.JVM.Memory.Metaspace.Max (FLINK-19617)

Status.JVM.Memory.Metaspace.Used (FLINK-19617)metrics.metaspaceUsed

JVM Overhead

taskmanager.memory.jvm-overhead.min

memoryConfiguration.jvmOverhead

Status.JVM.Memory.NonHeap.Max

Status.JVM.Memory.NonHeap.Used

metrics.nonHeapMax

metrics.nonHeapUsed

taskmanager.memory.jvm-overhead.max

other

-

-

Outside JVM

Mapped

-

-

-

metrics.mappedMax

Status.JVM.Memory.Mapped.TotalCapacity

Status.JVM.Memory.Mapped.MemoryUsedmetrics.mappedUsed

Direct

FrameWork OffHeap

taskmanager.memory.framework.off-heap.size

memoryConfiguration.frameworkOffHeap

metrics.directMax - metrics.networkMemoryTotal

Status.JVM.Memory.Direct.TotalCapacity - Status.Shuffle.Netty.TotalMemory

Status.JVM.Memory.Direct.MemoryUsed - Status.Shuffle.Netty.UsedMemorymetrics.directUsed - metrics.shuffleMemoryTotal

Task OffHeap Memory

taskmanager.memory.task.off-heap.size

memoryConfiguration.taskOffHeap

Network Memory

taskmanager.memory.network.min

memoryConfiguration.networkMemory

metrics.networkMemoryTotal

Status.Shuffle.Netty.TotalMemory

Status.Shuffle.Netty.UsedMemorymetrics.shuffleMemoryUsed

taskmanager.memory.network.max

Flink Managed

Managed Memory

taskmanager.memory.managed.size

memoryConfiguration.managedMemory

metrics.managedMemoryTotal

Status.ManagedMemory.Total (FLINK-14406)

Status.ManagedMemory.Used (FLINK-14406)metrics.managedMemoryUsed