[GitHub] [flink-table-store] JingsongLi commented on a diff in pull request #326: [FLINK-29702] Add micro benchmarks module and merge tree reader/writer benchmarks

[GitBox <gi...@apache.org>]

JingsongLi commented on code in PR #326:
URL: https://github.com/apache/flink-table-store/pull/326#discussion_r1002844838


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flink-table-store-benchmark/flink-table-store-micro-benchmarks/src/main/java/org/apache/flink/table/store/benchmark/file/mergetree/MergeTreeWriterBenchmark.java:
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@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.flink.table.store.benchmark.file.mergetree;
+
+import org.apache.flink.table.store.file.utils.RecordWriter;
+
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.TearDown;
+import org.openjdk.jmh.runner.Runner;
+import org.openjdk.jmh.runner.options.Options;
+import org.openjdk.jmh.runner.options.OptionsBuilder;
+import org.openjdk.jmh.runner.options.VerboseMode;
+
+import java.util.HashSet;
+
+/** Benchmark for merge tree writer with compaction. */
+public class MergeTreeWriterBenchmark extends MergeTreeBenchmark {
+
+    public static void main(String[] args) throws Exception {
+        Options opt =
+                new OptionsBuilder()
+                        .verbosity(VerboseMode.NORMAL)
+                        .include(".*" + MergeTreeWriterBenchmark.class.getCanonicalName() + ".*")
+                        .build();
+
+        new Runner(opt).run();
+    }
+
+    @Setup
+    public void setUp() {
+        createRecordWriter();
+    }
+
+    @Benchmark
+    public void write(KeyValueData data) throws Exception {
+        kv.replace(data.key, sequenceNumber++, data.kind, data.value);
+        writer.write(kv);

Review Comment:
   It seems that there is a concurrency security problem. Maybe we should prohibit the use of multithreading in testing.



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