[HBASE-16421] Introducing the CellChunkMap as a new additional index variant in the MemStore

• Type: Umbrella
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Assignee: Unassigned
• Reporter: Anastasia Braginsky
• Created: 16/Aug/16 10:39
• Updated: 24/Jun/22 18:10
• Resolved: 24/Jun/22 18:10

Description

Follow up for HBASE-14921. This is going to be the umbrella JIRA to include all the parts of integration of the CellChunkMap to the MemStore.

Issue Links

• is part of: HBASE-14918 In-Memory MemStore Flush and Compaction

Sub-Tasks

• Add the CellChunkMap variant: Closed
• Refactor MSLAB and Chunkpool to create ChunkIds: Closed
• Create a cell type so that chunk id is embedded in it: Closed
• MemStoreChunkAllocator: Closed
• Connect CellChunkMap to be used for flattening in CompactingMemStore: Closed
• Add variable size chunks to the MSLAB: Closed
• The pool chunks from ChunkCreator are deallocated while in pool because there is no reference to them: Closed
• Transfer big cells or upserted/appended cells into MSLAB upon flattening to CellChunkMap: Closed
• CellChunkMap Benchmarking and User Interface: Closed
• Support variable sized chunks from ChunkCreator: Closed
• Multiple one-time cell objects are allocated and de-allocated when working with CCM: Closed