Package org.apache.drill.exec.memory
package org.apache.drill.exec.memory
Memory Allocation, Account and Management
See the README.md file in this directory for detailed information about Drill's memory allocation subsystem.
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ClassDescriptionProvides a concurrent way to manage account for memory usage without locking.Describes the type of outcome that occurred when trying to account for allocation of memory.Manages the relationship between one or more allocators and a particular UDLE.Supports cumulative allocation reservation.Exception thrown when a closed BufferAllocator is used.Wrapper class to deal with byte buffer allocation.An extend of AbstractByteBufAllocator that wraps a Drill BufferAllocator.The root allocator for using direct memory inside a Drillbit.