leesf commented on code in PR #7403:
URL: https://github.com/apache/hudi/pull/7403#discussion_r1042189707


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hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/streamer/FlinkStreamerConfig.java:
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@@ -236,8 +237,8 @@ public class FlinkStreamerConfig extends Configuration {
   @Parameter(names = {"--compaction-async-enabled"}, description = "Async 
Compaction, enabled by default for MOR")
   public Boolean compactionAsyncEnabled = true;
 
-  @Parameter(names = {"--compaction-tasks"}, description = "Parallelism of 
tasks that do actual compaction, default is 10")
-  public Integer compactionTasks = 10;
+  @Parameter(names = {"--compaction-tasks"}, description = "Parallelism of 
tasks that do actual compaction, default is -1")
+  public Integer compactionTasks = -1;

Review Comment:
   why change the default value and what does -1 mean?



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