uschindler commented on code in PR #12841:
URL: https://github.com/apache/lucene/pull/12841#discussion_r1421431357
##########
lucene/benchmark-jmh/src/java/org/apache/lucene/benchmark/jmh/GroupVIntBenchmark.java:
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@@ -140,10 +155,12 @@ public void init() throws Exception {
}
initByteBufferInput(docs);
initArrayInput(docs);
+ initNioInput(docs);
+ initByteBuffersInput(docs);
}
@Benchmark
- public void byteBufferReadVInt(Blackhole bh) throws IOException {
+ public void mmap_byteBufferReadVInt(Blackhole bh) throws IOException {
Review Comment:
The reason why niofs may have problems more quickly is the case because the
buffer size is quite small so it may more often fall back to the slow impl
causing deoptimization on hotspot.
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