Rui Liu created IOTDB-370:
-----------------------------
Summary: v0.10.0 JDBC Concurrent Error
Key: IOTDB-370
URL: https://issues.apache.org/jira/browse/IOTDB-370
Project: Apache IoTDB
Issue Type: Bug
Affects Versions: 0.10.0-SNAPSHOT
Reporter: Rui Liu
When using iotdb-benchmark dev branch to test IoTDB v0.10.0-SNAPSHOT, using the
JDBC API including executeBatch() and execute() to do data ingestion. The
following error will occur:
In the benchmark log:
```
2019-12-16 11:03:36,825 ERROR cn.edu.tsinghua.iotdb.benchmark.tsdb.DBWrapper:73
- Insert batch failed because
java.sql.SQLException: Fail to execute batch sqls after reconnecting. please
check server status
at org.apache.iotdb.jdbc.IoTDBStatement.executeBatch(IoTDBStatement.java:349)
at
cn.edu.tsinghua.iotdb.benchmark.tsdb.iotdb.IoTDB.insertOneBatch(IoTDB.java:141)
at
cn.edu.tsinghua.iotdb.benchmark.tsdb.DBWrapper.insertOneBatch(DBWrapper.java:54)
at cn.edu.tsinghua.iotdb.benchmark.client.BaseClient.doTest(BaseClient.java:65)
at cn.edu.tsinghua.iotdb.benchmark.client.Client.run(Client.java:44)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.thrift.TApplicationException: Internal error processing
executeBatchStatement
at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:79)
at
org.apache.iotdb.service.rpc.thrift.TSIService$Client.recv_executeBatchStatement(TSIService.java:230)
at
org.apache.iotdb.service.rpc.thrift.TSIService$Client.executeBatchStatement(TSIService.java:217)
at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.iotdb.rpc.SynchronizedHandler.invoke(SynchronizedHandler.java:39)
at com.sun.proxy.$Proxy5.executeBatchStatement(Unknown Source)
at
org.apache.iotdb.jdbc.IoTDBStatement.executeBatchSQL(IoTDBStatement.java:363)
at org.apache.iotdb.jdbc.IoTDBStatement.executeBatch(IoTDBStatement.java:347)
... 9 common frames omitted
```
In the IoTDB log:
```
2019-12-16 11:12:04,154 [pool-2-IoTDB-JDBC-Client-thread-22] ERROR
org.apache.thrift.ProcessFunction:47 - Internal error processing
executeBatchStatement
java.lang.NullPointerException: null
at org.apache.iotdb.db.qp.physical.crud.InsertPlan.getPaths(InsertPlan.java:98)
at
org.apache.iotdb.db.service.TSServiceImpl.checkAuthority(TSServiceImpl.java:1347)
at
org.apache.iotdb.db.service.TSServiceImpl.executeUpdateStatement(TSServiceImpl.java:960)
at
org.apache.iotdb.db.service.TSServiceImpl.executeStatementInBatch(TSServiceImpl.java:506)
at
org.apache.iotdb.db.service.TSServiceImpl.executeBatchStatement(TSServiceImpl.java:482)
at
org.apache.iotdb.service.rpc.thrift.TSIService$Processor$executeBatchStatement.getResult(TSIService.java:1718)
at
org.apache.iotdb.service.rpc.thrift.TSIService$Processor$executeBatchStatement.getResult(TSIService.java:1698)
at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:38)
at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:38)
at
org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:313)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
```
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