mikemccand commented on code in PR #13692:
URL: https://github.com/apache/lucene/pull/13692#discussion_r1733130032
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lucene/core/src/java/org/apache/lucene/codecs/lucene912/Lucene912PostingsReader.java:
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@@ -509,15 +547,14 @@ private void refillRemainder() throws IOException {
if (docFreq == 1) {
docBuffer[0] = singletonDocID;
freqBuffer[0] = totalTermFreq;
- docBuffer[1] = NO_MORE_DOCS;
docCountUpto++;
} else {
// Read vInts:
PostingsUtil.readVIntBlock(docIn, docBuffer, freqBuffer, left,
indexHasFreq, needsFreq);
prefixSum(docBuffer, left, prevDocID);
- docBuffer[left] = NO_MORE_DOCS;
docCountUpto += left;
}
+ Arrays.fill(docBuffer, left, docBuffer.length, NO_MORE_DOCS);
Review Comment:
> The slowdown to `Prefix3` is probably real but I don't know how to fix it
without also slowing down e.g. `CountAndHighHigh`.
Thanks @jpountz.
But where is `CountAndHighHigh` in the new benchy run above? Maybe I am
just blind ... in fact I don't see any of the `CountXY` tasks?
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