[iotdb] branch ml_add_peer updated: add error log when addPeer failed

[xingtanzjr]

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

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


The following commit(s) were added to refs/heads/ml_add_peer by this push:
     new 6aa14be684 add error log when addPeer failed
6aa14be684 is described below

commit 6aa14be6848e9873afbe4740f27b9091ff198f2b
Author: Jinrui.Zhang <xingtan...@gmail.com>
AuthorDate: Tue Sep 6 15:21:34 2022 +0800

    add error log when addPeer failed
---
 .../org/apache/iotdb/consensus/multileader/MultiLeaderConsensus.java     | 1 +
 1 file changed, 1 insertion(+)

diff --git 
a/consensus/src/main/java/org/apache/iotdb/consensus/multileader/MultiLeaderConsensus.java
 
b/consensus/src/main/java/org/apache/iotdb/consensus/multileader/MultiLeaderConsensus.java
index c70d682f29..2a9da3a1a6 100644
--- 
a/consensus/src/main/java/org/apache/iotdb/consensus/multileader/MultiLeaderConsensus.java
+++ 
b/consensus/src/main/java/org/apache/iotdb/consensus/multileader/MultiLeaderConsensus.java
@@ -273,6 +273,7 @@ public class MultiLeaderConsensus implements IConsensus {
       impl.activePeer(peer);
 
     } catch (ConsensusGroupAddPeerException e) {
+      logger.error("cannot execute addPeer() for {}", peer, e);
       return ConsensusGenericResponse.newBuilder()
           .setSuccess(false)
           .setException(new ConsensusException(e.getMessage()))