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Flink's memory model (as described in org.apache.flink.runtime.jobmanager.JobManagerProcessSpec) can be mapped to the following Flink configuration parameters. There are a few that have a correlating Flink metric.

Flink Memory ModelFlink configuration1Effective Configuration REST API2MetricUsed keyTotal key
Heapjobmanager.memory.heap.size???Status.JVM.Memory.HeapUsedMax
Off-Heapjobmanager.memory.off-heap.size???---
JVM Metaspacejobmanager.memory.jvm-metaspace.size???

Status.JVM.Memory.Metaspace 

Jira
serverASF JIRA
serverId5aa69414-a9e9-3523-82ec-879b028fb15b
keyFLINK-19617

UsedMax
JVM Overheadjobmanager.memory.jvm-overhead.min???---
jobmanager.memory.jvm-overhead.max

1 These are the configuration parameters used in the Flink configuration.
2 These are the Json paths to address the properties in the HTTP REST API response. 

Jira
serverASF JIRA
serverId5aa69414-a9e9-3523-82ec-879b028fb15b
keyFLINK-19662

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