[incubator-iotdb] 01/01: fix upgrade

[haonan]

This is an automated email from the ASF dual-hosted git repository.

haonan pushed a commit to branch fix_upgrade
in repository https://gitbox.apache.org/repos/asf/incubator-iotdb.git

commit 7247c76f1aa3091950e9a3030ed3f082508e724e
Author: HTHou <hhao...@outlook.com>
AuthorDate: Fri Jul 3 11:34:10 2020 +0800

    fix upgrade
---
 .../apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git 
a/server/src/main/java/org/apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java
 
b/server/src/main/java/org/apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java
index 8042e05..b82bcce 100755
--- 
a/server/src/main/java/org/apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java
+++ 
b/server/src/main/java/org/apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java
@@ -1540,7 +1540,9 @@ public class StorageGroupProcessor {
           }
         }
       }
-      UpgradeSevice.getINSTANCE().stop();
+      if (StorageEngine.getInstance().countUpgradeFiles() == 0) {
+        UpgradeSevice.getINSTANCE().stop();
+      }
     }
   }