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use all CPUs

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abeobk 2024-01-13 20:50:43 +09:00 committed by Gunnar Morling
parent 05fe916948
commit b2a4b73c59
1 changed files with 1 additions and 1 deletions
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src/main/java/dev/morling/onebrc/CalculateAverage_abeobk.java
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@ -136,7 +136,7 @@ public class CalculateAverage_abeobk {
} }
public static void main(String[] args) throws InterruptedException, IOException { public static void main(String[] args) throws InterruptedException, IOException {
int cpu_cnt = Runtime.getRuntime().availableProcessors() / 2; int cpu_cnt = Runtime.getRuntime().availableProcessors();
try (var file = FileChannel.open(Path.of(FILE), StandardOpenOption.READ)) { try (var file = FileChannel.open(Path.of(FILE), StandardOpenOption.READ)) {
long start_addr = file.map(MapMode.READ_ONLY, 0, file.size(), Arena.global()).address(); long start_addr = file.map(MapMode.READ_ONLY, 0, file.size(), Arena.global()).address();
long file_size = file.size(); long file_size = file.size();