rmuir commented on a change in pull request #315: URL: https://github.com/apache/lucene/pull/315#discussion_r721421242
########## File path: lucene/core/src/java/org/apache/lucene/codecs/lucene90/Lucene90HnswVectorsReader.java ########## @@ -301,55 +349,62 @@ public KnnGraphValues getGraphValues(String field) throws IOException { throw new IllegalArgumentException("No such field '" + field + "'"); } FieldEntry entry = fields.get(field); - if (entry != null && entry.indexDataLength > 0) { + if (entry != null && entry.graphIndexLength > 0) { return getGraphValues(entry); } else { return KnnGraphValues.EMPTY; } } private KnnGraphValues getGraphValues(FieldEntry entry) throws IOException { + if (entry.ordOffsetsByLevel == null) { + synchronized (entry) { Review comment: > and for some of these times we don't need the graph data (e.g. if we just do CheckIndex). Wait, that's a different bug. We should open an issue for it. CheckIndex should be "checking" the vectors somehow (even if its just uselessly reading the bytes). As it documents: "As this tool checks every byte in the index, on a large index it can take quite a long time to run." -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For additional commands, e-mail: issues-h...@lucene.apache.org