#https://nightlies.apache.org/flink/flink-docs-release-1.17/docs/deployment/resource-providers/standalone/docker/
#https://nightlies.apache.org/flink/flink-docs-release-1.17/docs/deployment/config/#taskmanager-memory-framework-heap-size

        #taskmanager.memory.task.heap.size: 6144m
        Task Heap Memory size for TaskExecutors. This is the size of JVM heap memory reserved for tasks. If not specified, it will be derived as Total Flink Memory minus Framework Heap Memory, Framework Off-Heap Memory, Task Off-Heap Memory, Managed Memory and Network Memory.