1996fanrui commented on code in PR #20151:
URL: https://github.com/apache/flink/pull/20151#discussion_r1082757960


##########
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/environment/ExecutionCheckpointingOptions.java:
##########
@@ -280,4 +280,13 @@ public class ExecutionCheckpointingOptions {
                     .booleanType()
                     .defaultValue(false)
                     .withDescription("Flag to enable approximate local 
recovery.");
+
+    public static final ConfigOption<Integer> 
CHANNEL_STATE_NUMBER_OF_SUBTASKS_SHARE_FILE =
+            
ConfigOptions.key("execution.checkpointing.channel-state.number-of-subtasks-share-file")
+                    .intType()
+                    .defaultValue(5)
+                    .withDescription(
+                            "Defines the maximum number of subtasks that share 
the same channel state file. "
+                                    + "It can reduce the number of small files 
when enable unaligned checkpoint. "
+                                    + "Each subtask will create a new channel 
state file when this is configured to 1.");

Review Comment:
   Sounds good to me.
   
   Thanks for the suggestion, I will update it asap.



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]

Reply via email to