org.apache.hadoop.hbase.regionserver

Interface HeapMemoryTuner

All Known Implementing Classes:

NoOpHeapMemoryTuner

@InterfaceAudience.Private
 @InterfaceStability.Evolving
public interface HeapMemoryTuner

Makes the decision regarding proper sizing of the heap memory. Decides what percentage of heap memory should be allocated for global memstore and BlockCache.

Method Summary

Modifier and Type	Method and Description
HeapMemoryManager.TunerResult	tune(HeapMemoryManager.TunerContext context) Perform the heap memory tuning operation.

Method Detail

tune

HeapMemoryManager.TunerResult tune(HeapMemoryManager.TunerContext context)

Perform the heap memory tuning operation.

Parameters:

context -

Returns:

TunerResult including the heap percentage for memstore and block cache