[IGNITE-7935] Add batch update operation to PageMemory and Persistence

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.4
• Labels: iep-16 iep-32
• Assignee: Unassigned
• Reporter: Ilya Lantukh
• Created: 13/Mar/18 13:52
• Updated: 01/Mar/24 13:39

Description

Updating each key-value pair independently is very inefficient when data arrives in batches (examples: cache.putAll(...), dataStreamer, preloading). Our internal data structures (B+ tree, FreeList) can be used more efficiently.

Issue Links

• is duplicated by: IGNITE-6410 Bulk data insert should fill new pages to minimize free-list overhead
• is related to: IGNITE-11722 Batch BPlustTree updates for cache batch operations
• links to: IEP-32 Batch updates in PageMemory

Sub-Tasks

• Implement batch insertion of new cache entries in FreeList to improve rebalancing: Resolved
• Preload MVCC entries using batch insert into page memory.: Resolved