[LUCENE-9398] Read BKD tree always off-heap

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 8.6
• Lucene Fields: New
• Assignee: Ignacio Vera
• Reporter: Ignacio Vera
• Created: 09/Jun/20 11:31
• Updated: 28/Aug/22 16:04
• Resolved: 10/Jun/20 06:24

Description

We currently only read the BKD tree index off-heap in case of MMAP. This was consistent to the way we were reading FST. In LUCENE-9257 we change it so now it is always read off-heap so we can probably do the same for the BKD index as we always read the tree sequentially.

 

Issue Links

• links to: GitHub Pull Request #1558