weizhengte commented on code in PR #8859:
URL: https://github.com/apache/incubator-doris/pull/8859#discussion_r857134997


##########
fe/fe-core/src/main/java/org/apache/doris/common/Config.java:
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@@ -1629,6 +1629,11 @@ public class Config extends ConfigBase {
      */
     @ConfField(mutable = true, masterOnly = true)
     public static int cbo_max_statistics_job_num = 20;
+    /*
+     * the max unfinished statistics task number
+     */
+    @ConfField(mutable = true, masterOnly = true)
+    public static int cbo_max_statistics_task_num = 512;

Review Comment:
   Here is a simple explanation.  we think it is easier for users to understand 
the limit of the number of jobs. In fact, the number of tasks is more 
reasonable, but users may not know how to divide tasks. after discussion, we 
choose the former.



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