rok commented on code in PR #34676:
URL: https://github.com/apache/arrow/pull/34676#discussion_r1144737465
##########
cpp/src/parquet/encoding_benchmark.cc:
##########
@@ -254,23 +255,59 @@ static void BM_PlainEncodingSpaced(benchmark::State&
state) {
state.SetBytesProcessed(state.iterations() * num_values * sizeof(CType));
}
+template <>
+void BM_EncodingSpaced<BooleanType>(benchmark::State& state, Encoding::type
encoding) {
+ using CType = bool;
+
+ const int num_values = static_cast<int>(state.range(0));
+ const double null_percent = static_cast<double>(state.range(1)) / 10000.0;
Review Comment:
Given that `state.range(1) = MAX_RANGE = 65536` we're always testing for
`null_percent = 6.5536`? Perhaps we'd rather pass this explicitly and benchmark
for `0.5` and `1`? I might be misunderstanding this.
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