[iotdb] 01/01: fix

[ta...@apache.org]

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tanxinyu pushed a commit to branch fix_cluster_stackoverflow
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit ba99dddda7ed8f8f511d86abc0e3819d8804b901
Author: LebronAl <TX...@gmail.com>
AuthorDate: Mon Mar 29 15:10:30 2021 +0800

    fix
---
 .../main/java/org/apache/iotdb/cluster/coordinator/Coordinator.java    | 1 +
 cluster/src/main/java/org/apache/iotdb/cluster/metadata/CMManager.java | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/cluster/src/main/java/org/apache/iotdb/cluster/coordinator/Coordinator.java b/cluster/src/main/java/org/apache/iotdb/cluster/coordinator/Coordinator.java
index e8be569..3c305a8 100644
--- a/cluster/src/main/java/org/apache/iotdb/cluster/coordinator/Coordinator.java
+++ b/cluster/src/main/java/org/apache/iotdb/cluster/coordinator/Coordinator.java
@@ -291,6 +291,7 @@ public class Coordinator {
     } catch (MetadataException e) {
       logger.error("Cannot route plan {}", plan, e);
     }
+    logger.debug("route plan {} with partitionGroup {}", plan, planGroupMap);
     return planGroupMap;
   }
 
diff --git a/cluster/src/main/java/org/apache/iotdb/cluster/metadata/CMManager.java b/cluster/src/main/java/org/apache/iotdb/cluster/metadata/CMManager.java
index 5038aa5..6e706cc 100644
--- a/cluster/src/main/java/org/apache/iotdb/cluster/metadata/CMManager.java
+++ b/cluster/src/main/java/org/apache/iotdb/cluster/metadata/CMManager.java
@@ -619,6 +619,9 @@ public class CMManager extends MManager {
     PartitionGroup partitionGroup =
         metaGroupMember.getPartitionTable().route(storageGroupName.getFullPath(), 0);
     List<String> unregisteredSeriesList = getUnregisteredSeriesList(seriesList, partitionGroup);
+    if (unregisteredSeriesList.isEmpty()) {
+      return true;
+    }
     logger.debug("Unregisterd series of {} are {}", seriesList, unregisteredSeriesList);
 
     return createTimeseries(unregisteredSeriesList, seriesList, insertPlan);