(incubator-baremaps) branch 849-benchmarking updated: Add benchmarks

[bchapuis]

This is an automated email from the ASF dual-hosted git repository.

bchapuis pushed a commit to branch 849-benchmarking
in repository https://gitbox.apache.org/repos/asf/incubator-baremaps.git


The following commit(s) were added to refs/heads/849-benchmarking by this push:
     new f946c21c Add benchmarks
f946c21c is described below

commit f946c21cecdac74286e9ecbddcb5472d7c957a9f
Author: Bertil Chapuis <bchap...@gmail.com>
AuthorDate: Wed Jun 12 17:53:06 2024 +0200

    Add benchmarks
---
 .gitignore                                         |  3 ++
 .../baremaps/benchmarking/SmallFileBenchmark.java  | 54 ++++++++++++++++++++++
 2 files changed, 57 insertions(+)

diff --git a/.gitignore b/.gitignore
index a66d0430..15b5788b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,6 +49,9 @@ examples/openstreetmap/tiles/
 
 examples/transformation/*.pbf
 
+# Benchmarking
+baremaps-benchmarking/small/
+
 # Docs
 .jekyll-cache/
 _site/
diff --git 
a/baremaps-benchmarking/src/main/java/org/apache/baremaps/benchmarking/SmallFileBenchmark.java
 
b/baremaps-benchmarking/src/main/java/org/apache/baremaps/benchmarking/SmallFileBenchmark.java
new file mode 100644
index 00000000..c1921a5a
--- /dev/null
+++ 
b/baremaps-benchmarking/src/main/java/org/apache/baremaps/benchmarking/SmallFileBenchmark.java
@@ -0,0 +1,54 @@
+package org.apache.baremaps.benchmarking;
+
+import org.apache.baremaps.geoparquet.GeoParquetReader;
+import org.openjdk.jmh.annotations.*;
+import org.openjdk.jmh.runner.Runner;
+import org.openjdk.jmh.runner.RunnerException;
+import org.openjdk.jmh.runner.options.Options;
+import org.openjdk.jmh.runner.options.OptionsBuilder;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.concurrent.TimeUnit;
+
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.MILLISECONDS)
+@State(Scope.Benchmark)
+@Warmup(iterations = 0)
+@Measurement(iterations = 1)
+public class SmallFileBenchmark {
+
+    private  Path source = 
Path.of("baremaps-testing/data/samples/example.parquet").toAbsolutePath();
+    private  Path directory = 
Path.of("baremaps-benchmarking/small").toAbsolutePath();
+
+    public static void main(String[] args) throws RunnerException, IOException 
{
+//        Options opt = new OptionsBuilder()
+//                .include(SmallFileBenchmark.class.getSimpleName())
+//                .forks(1)
+//                .build();
+//        new Runner(opt).run();
+        var benchmark = new SmallFileBenchmark();
+        benchmark.setup();
+        benchmark.read();
+    }
+
+    @Setup
+    public void setup() throws IOException {
+        if (!Files.exists(directory)) {
+            for (int i = 0; i < 1000; i++) {
+                Path target = directory.resolve(i + ".parquet");
+                Files.createDirectories(target.getParent());
+                Files.copy(source, target);
+            }
+        }
+    }
+
+    @Benchmark
+    public void read() {
+        GeoParquetReader reader = new GeoParquetReader(directory.toUri());
+        System.out.println(reader.readParallel().count());
+    }
+
+
+}