`2018-06-05 11:01:36.775 [job-0] INFO StandAloneJobContainerCommunicator - Total 2007552 records, 48661154 bytes | Speed 72.72KB/s, 3072 records/s | Error 0 records, 0 bytes | All Task WaitWriterTime 997.325s | All Task WaitReaderTime 2.974s | Percentage 0.00%
2018-06-05 11:01:46.776 [job-0] INFO StandAloneJobContainerCommunicator - Total 2028032 records, 49157692 bytes | Speed 48.49KB/s, 2048 records/s | Error 0 records, 0 bytes | All Task WaitWriterTime 1,005.132s | All Task WaitReaderTime 2.997s | Percentage 0.00%
2018-06-05 11:01:55.758 [0-0-0-writer] WARN CommonRdbmsWriter$Task - 回滚此次写入, 采用每次写入一行方式提交. 因为:Connection timed out (Write failed)
2018-06-05 11:01:55.762 [0-0-0-writer] ERROR WriterRunner - Writer Runner Received Exceptions:
com.alibaba.datax.common.exception.DataXException: Code:[DBUtilErrorCode-05], Description:[往您配置的写入表中写入数据时失败.]. - com.microsoft.sqlserver.jdbc.SQLServerException: The connection is closed.
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(SQLServerException.java:190)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.checkClosed(SQLServerConnection.java:388)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.rollback(SQLServerConnection.java:1954)
at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.doBatchInsert(CommonRdbmsWriter.java:361)
at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.startWriteWithConnection(CommonRdbmsWriter.java:291)
at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.startWrite(CommonRdbmsWriter.java:319)
at com.alibaba.datax.plugin.writer.sqlserverwriter.SqlServerWriter$Task.startWrite(SqlServerWriter.java:81)
at com.alibaba.datax.core.taskgroup.runner.WriterRunner.run(WriterRunner.java:56)
at java.lang.Thread.run(Thread.java:748)

• com.microsoft.sqlserver.jdbc.SQLServerException: The connection is closed.

at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(SQLServerException.java:190)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.checkClosed(SQLServerConnection.java:388)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.rollback(SQLServerConnection.java:1954)
at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.doBatchInsert(CommonRdbmsWriter.java:361)
at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.startWriteWithConnection(CommonRdbmsWriter.java:291)
at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.startWrite(CommonRdbmsWriter.java:319)
at com.alibaba.datax.plugin.writer.sqlserverwriter.SqlServerWriter$Task.startWrite(SqlServerWriter.java:81)
at com.alibaba.datax.core.taskgroup.runner.WriterRunner.run(WriterRunner.java:56)
at java.lang.Thread.run(Thread.java:748)

at com.alibaba.datax.common.exception.DataXException.asDataXException(DataXException.java:40) ~[datax-common-0.0.1-SNAPSHOT.jar:na]
 at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.startWriteWithConnection(CommonRdbmsWriter.java:302) ~[plugin-rdbms-util-0.0.1-SNAPSHOT.jar:na]
 at com.alibaba.datax.plugin.rdbms.writer.CommonRdbmsWriter$Task.startWrite(CommonRdbmsWriter.java:319) ~[plugin-rdbms-util-0.0.1-SNAPSHOT.jar:na]
 at com.alibaba.datax.plugin.writer.sqlserverwriter.SqlServerWriter$Task.startWrite(SqlServerWriter.java:81) ~[sqlserverwriter-0.0.1-SNAPSHOT.jar:na]
 at com.alibaba.datax.core.taskgroup.runner.WriterRunner.run(WriterRunner.java:56) ~[datax-core-0.0.1-SNAPSHOT.jar:na]
 at java.lang.Thread.run(Thread.java:748) [na:1.8.0_151]

Caused by: com.microsoft.sqlserver.jdbc.SQLServerException: The connection is closed.
从mysql导出数据到sqlserver，连接超时，jdbcurl配置："jdbcUrl": "jdbc:sqlserver://192.168.8.155;database=TKTemp;loginTimeout=20000"`
报错时程序仅运行了1000秒，远小于配置的超时时间20000秒。