[jira] [Assigned] (IOTDB-2002) 【cluster】Insert batch failed because Connection refused (Connection refused)

["Xinyu Tan (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/IOTDB-2002?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xinyu Tan reassigned IOTDB-2002:
--------------------------------

      Assignee: Quan Siyi
    Resolution: Fixed

fixed by https://github.com/apache/iotdb/pull/4567

> 【cluster】Insert batch failed because Connection refused (Connection refused)
> ----------------------------------------------------------------------------
>
>                 Key: IOTDB-2002
>                 URL: https://issues.apache.org/jira/browse/IOTDB-2002
>             Project: Apache IoTDB
>          Issue Type: Bug
>          Components: Benchmark, Core/Cluster
>    Affects Versions: 0.12.2
>            Reporter: FengQingxin
>            Assignee: Quan Siyi
>            Priority: Major
>         Attachments: bm-log.zip, iotdb-log.zip
>
>
> Hi IoTDBers:
>   I met an error when I using iotdb-cluster(0.12.3-RC2).
>  # start iotdb-cluster [5 nodes，default_replica_num=2]
>  # wait until saw below log info ：End elections
>  # insert data with iotdb-benchmark[write only]
>  # Then I saw an error in bm log_error.log
> 2021-11-13 09:34:05,150 ERROR cn.edu.tsinghua.iotdb.benchmark.tsdb.DBWrapper:136 - Insert batch failed because 
> org.apache.iotdb.rpc.IoTDBConnectionException: org.apache.iotdb.rpc.IoTDBConnectionException: org.apache.thrift.transport.TTransportException: java.net.ConnectException: Connection refused (Connection refused)
>     at org.apache.iotdb.session.Session.handleRedirection(Session.java:666)
>     at org.apache.iotdb.session.Session.insertTablet(Session.java:1110)
>  
> 2021-11-13 09:34:59,112 ERROR cn.edu.tsinghua.iotdb.benchmark.tsdb.DBWrapper:103 - Failed to insert one batch because unexpected exception:  
> java.lang.NullPointerException: null
>  
> Please help us to check this.
> Thanks!



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