xichen01 commented on code in PR #4939:
URL: https://github.com/apache/ozone/pull/4939#discussion_r1245331909
##########
hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java:
##########
@@ -257,7 +257,17 @@ public final class OzoneConfigKeys {
public static final String OZONE_BLOCK_DELETING_SERVICE_TIMEOUT =
"ozone.block.deleting.service.timeout";
public static final String OZONE_BLOCK_DELETING_SERVICE_TIMEOUT_DEFAULT
- = "300s"; // 300s for default
+ = "300s"; // 300s for default deleteBlocksCommandLimit
+
+ /**
+ * A limit to restrict the total number of delete block commands queued on a
+ * datanode. Note this is intended to be a temporary config until we have a
+ * more dynamic way of limiting load.
+ */
+ public static final String OZONE_BLOCK_DELETING_PENDING_COMMAND_LIMIT =
+ "ozone.block.deleting.pending.command.limit";
+ public static final int OZONE_BLOCK_DELETING_PENDING_COMMAND_LIMIT_DEFAULT
+ = 5; // same with hdds.datanode.block.delete.queue.limit
Review Comment:
done.
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