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[GitHub] drcrallen commented on a change in pull request #5492: Native parallel batch indexing without shuffle


drcrallen commented on a change in pull request #5492: Native parallel batch indexing without shuffle
URL: https://github.com/apache/incubator-druid/pull/5492#discussion_r201774095
 
 

 ##########
 File path: indexing-service/src/main/java/io/druid/indexing/common/task/ParallelIndexTuningConfig.java
 ##########
 @@ -0,0 +1,195 @@
+/*
+ * Licensed to Metamarkets Group Inc. (Metamarkets) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. Metamarkets 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 io.druid.indexing.common.task;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import io.druid.indexing.common.task.IndexTask.IndexTuningConfig;
+import io.druid.segment.IndexSpec;
+import io.druid.segment.writeout.SegmentWriteOutMediumFactory;
+import org.joda.time.Duration;
+import org.joda.time.Period;
+
+import javax.annotation.Nullable;
+import java.util.Objects;
+
+@JsonTypeName("index_parallel")
+public class ParallelIndexTuningConfig extends IndexTuningConfig
+{
+  private static final int DEFAULT_MAX_NUM_BATCH_TASKS = Integer.MAX_VALUE; // unlimited
+  private static final int DEFAULT_MAX_RETRY = 3;
+  private static final long DEFAULT_TASK_STATUS_CHECK_PERIOD_MS = 1000;
+
+  private static final Duration DEFAULT_CHAT_HANDLER_TIMEOUT = new Period("PT10S").toStandardDuration();
+  private static final int DEFAULT_CHAT_HANDLER_NUM_RETRIES = 5;
+
+  private final int maxNumSubTasks;
+  private final int maxRetry;
+  private final long taskStatusCheckPeriodMs;
+
+  private final Duration chatHandlerTimeout;
+  private final int chatHandlerNumRetries;
+
+  public static ParallelIndexTuningConfig defaultConfig()
+  {
+    return new ParallelIndexTuningConfig(
+        null,
 
 Review comment:
   lol

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