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Posted to issues@lucene.apache.org by GitBox <gi...@apache.org> on 2022/11/10 23:21:31 UTC

[GitHub] [lucene] uschindler commented on pull request #912: MR-JAR rewrite of MMapDirectory with JDK-19 preview Panama APIs (>= JDK-19-ea+23)

uschindler commented on PR #912:
URL: https://github.com/apache/lucene/pull/912#issuecomment-1311033936

   After Mike switched to preview mode the results look good. The speed with MemorySegmentIndexInput ist similar to old ByteBuffer code.
   
   https://home.apache.org/~mikemccand/lucenebench/
   
   See change EZ. Of course what we can't test is highly concurrent reopening of index and therefore closing shared MemorySessions at high ratio.
   
   CC @mcimadamore 


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