[FLINK-15023] Remove on-heap managed memory

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Done
• Fix Version/s: 1.10.0
• Component/s: Runtime / Configuration
• Labels: pull-request-available
• Release Note: There is no more on-heap managed memory and `MEMORY_OFF_HEAP` will have no effect since 1.10
• Assignee: Xintong Song
• Reporter: Xintong Song
• Created: 03/Dec/19 03:29
• Updated: 04/Dec/19 15:32
• Resolved: 04/Dec/19 15:32

Description

As mentioned in this discussion thread, we want to make managed memory always off-heap.

This task include changes:

• Remove `MEMORY_OFF_HEAP`, `MANAGED_MEMORY_OFFHEAP_FRACTION` and `MANAGED_MEMORY_OFFHEAP_SIZE` from `TaskManagerOptions`.
• Remove `onHeapManagedMemory` from `ResourceProfile`, `ResourceSpec` and `TaskExecutorResourceSpec`.
• Remove on heap managed memory from `MemoryManager`
• Remove on heap managed memory fraction from `StreamConfig`.

Issue Links

• blocks: FLINK-14063 Operators use fractions to decide how many managed memory to allocate
• links to: GitHub Pull Request #10397