[GitHub] [lucene-solr] mikemccand commented on a change in pull request #758: LUCENE-8833: Add a #load() method to IndexInput to allow preloading file content into physical memory

[GitBox <gi...@apache.org>]

mikemccand commented on a change in pull request #758: LUCENE-8833: Add a #load() method to IndexInput to allow preloading file content into physical memory
URL: https://github.com/apache/lucene-solr/pull/758#discussion_r299549350
 
 

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 File path: lucene/core/src/java/org/apache/lucene/codecs/blocktree/FieldReader.java
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 @@ -98,7 +97,7 @@
           isFSTOffHeap = ((this.docCount != this.sumDocFreq) || openedFromWriter == false);
           break;
         case AUTO:
-          isFSTOffHeap = ((this.docCount != this.sumDocFreq) || openedFromWriter == false) && indexIn instanceof ByteBufferIndexInput;
+          isFSTOffHeap = ((this.docCount != this.sumDocFreq) || openedFromWriter == false) &&  indexIn.load(); // NOCOMMIT - should we do this should we do it all the time?
 
 Review comment:
   +1
   
   Extra space after the `&&`?

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