2022-08-07 20:08:50.759 [main] INFO VMInfo - VMInfo# operatingSystem class => com.sun.management.internal.OperatingSystemImpl 2022-08-07 20:08:50.764 [main] INFO Engine - the machine info => osInfo: Ubuntu 11 11.0.16+8-post-Ubuntu-0ubuntu120.04 jvmInfo: Linux amd64 5.13.0-52-generic cpu num: 8 totalPhysicalMemory: -0.00G freePhysicalMemory: -0.00G maxFileDescriptorCount: -1 currentOpenFileDescriptorCount: -1 GC Names [G1 Young Generation, G1 Old Generation] MEMORY_NAME | allocation_size | init_size CodeHeap 'profiled nmethods' | 117.21MB | 2.44MB G1 Old Gen | 1,024.00MB | 970.00MB G1 Survivor Space | -0.00MB | 0.00MB CodeHeap 'non-profiled nmethods' | 117.22MB | 2.44MB Compressed Class Space | 1,024.00MB | 0.00MB Metaspace | -0.00MB | 0.00MB G1 Eden Space | -0.00MB | 54.00MB CodeHeap 'non-nmethods' | 5.57MB | 2.44MB 2022-08-07 20:08:50.775 [main] INFO Engine - { "content":[ { "reader":{ "name":"hdfsreader", "parameter":{ "column":[ "*" ], "defaultFS":"hdfs://hadoop03:8020/", "encoding":"UTF-8", "fieldDelimiter":"\t", "fileType":"text", "path":"/user/hive/warehouse/user_info/user_info_data.txt" } }, "writer":{ "column":[ { "name":"user_id", "type":"string" }, { "name":"area_id", "type":"string" }, { "name":"age", "type":"int" }, { "name":"occupation", "type":"string" } ], "name":"hdfswriter", "parameter":{ "column":"${columns}", "compress":"", "defaultFS":"hdfs://hadoop03:8020/", "fieldDelimiter":"\t", "fileName":"user_info_data_2.txt", "fileType":"text", "path":"/user/hive/warehouse/user_info/", "writeMode":"append" } } } ], "setting":{ "speed":{ "channel":"2" } } } 2022-08-07 20:08:50.785 [main] WARN Engine - prioriy set to 0, because NumberFormatException, the value is: null 2022-08-07 20:08:50.786 [main] INFO PerfTrace - PerfTrace traceId=job_-1, isEnable=false, priority=0 2022-08-07 20:08:50.786 [main] INFO JobContainer - DataX jobContainer starts job. 2022-08-07 20:08:50.787 [main] INFO JobContainer - Set jobId = 0 2022-08-07 20:08:50.798 [job-0] INFO HdfsReader$Job - init() begin... 2022-08-07 20:08:50.988 [job-0] INFO HdfsReader$Job - hadoopConfig details:{"finalParameters":[]} 2022-08-07 20:08:50.988 [job-0] INFO HdfsReader$Job - init() ok and end... 2022-08-07 20:08:50.996 [job-0] ERROR JobContainer - Exception when job run java.lang.ClassCastException: class java.lang.String cannot be cast to class java.util.List (java.lang.String and java.util.List are in module java.base of loader 'bootstrap') at com.alibaba.datax.common.util.Configuration.getList(Configuration.java:407) ~[datax-common-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.common.util.Configuration.getListConfiguration(Configuration.java:463) ~[datax-common-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.validateParameter(HdfsWriter.java:72) ~[hdfswriter-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.init(HdfsWriter.java:42) ~[hdfswriter-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.core.job.JobContainer.initJobWriter(JobContainer.java:704) ~[datax-core-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.core.job.JobContainer.init(JobContainer.java:304) ~[datax-core-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.core.job.JobContainer.start(JobContainer.java:113) ~[datax-core-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.core.Engine.start(Engine.java:92) ~[datax-core-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.core.Engine.entry(Engine.java:171) ~[datax-core-0.0.1-SNAPSHOT.jar:na] at com.alibaba.datax.core.Engine.main(Engine.java:204) ~[datax-core-0.0.1-SNAPSHOT.jar:na] 2022-08-07 20:08:50.998 [job-0] INFO StandAloneJobContainerCommunicator - Total 0 records, 0 bytes | Speed 0B/s, 0 records/s | Error 0 records, 0 bytes | All Task WaitWriterTime 0.000s | All Task WaitReaderTime 0.000s | Percentage 0.00% 2022-08-07 20:08:51.000 [job-0] ERROR Engine - 经DataX智能分析,该任务最可能的错误原因是: com.alibaba.datax.common.exception.DataXException: Code:[Framework-02], Description:[DataX引擎运行过程出错，具体原因请参看DataX运行结束时的错误诊断信息 .]. - java.lang.ClassCastException: class java.lang.String cannot be cast to class java.util.List (java.lang.String and java.util.List are in module java.base of loader 'bootstrap') at com.alibaba.datax.common.util.Configuration.getList(Configuration.java:407) at com.alibaba.datax.common.util.Configuration.getListConfiguration(Configuration.java:463) at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.validateParameter(HdfsWriter.java:72) at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.init(HdfsWriter.java:42) at com.alibaba.datax.core.job.JobContainer.initJobWriter(JobContainer.java:704) at com.alibaba.datax.core.job.JobContainer.init(JobContainer.java:304) at com.alibaba.datax.core.job.JobContainer.start(JobContainer.java:113) at com.alibaba.datax.core.Engine.start(Engine.java:92) at com.alibaba.datax.core.Engine.entry(Engine.java:171) at com.alibaba.datax.core.Engine.main(Engine.java:204) - java.lang.ClassCastException: class java.lang.String cannot be cast to class java.util.List (java.lang.String and java.util.List are in module java.base of loader 'bootstrap') at com.alibaba.datax.common.util.Configuration.getList(Configuration.java:407) at com.alibaba.datax.common.util.Configuration.getListConfiguration(Configuration.java:463) at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.validateParameter(HdfsWriter.java:72) at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.init(HdfsWriter.java:42) at com.alibaba.datax.core.job.JobContainer.initJobWriter(JobContainer.java:704) at com.alibaba.datax.core.job.JobContainer.init(JobContainer.java:304) at com.alibaba.datax.core.job.JobContainer.start(JobContainer.java:113) at com.alibaba.datax.core.Engine.start(Engine.java:92) at com.alibaba.datax.core.Engine.entry(Engine.java:171) at com.alibaba.datax.core.Engine.main(Engine.java:204) at com.alibaba.datax.common.exception.DataXException.asDataXException(DataXException.java:40) at com.alibaba.datax.core.job.JobContainer.start(JobContainer.java:162) at com.alibaba.datax.core.Engine.start(Engine.java:92) at com.alibaba.datax.core.Engine.entry(Engine.java:171) at com.alibaba.datax.core.Engine.main(Engine.java:204) Caused by: java.lang.ClassCastException: class java.lang.String cannot be cast to class java.util.List (java.lang.String and java.util.List are in module java.base of loader 'bootstrap') at com.alibaba.datax.common.util.Configuration.getList(Configuration.java:407) at com.alibaba.datax.common.util.Configuration.getListConfiguration(Configuration.java:463) at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.validateParameter(HdfsWriter.java:72) at com.alibaba.datax.plugin.writer.hdfswriter.HdfsWriter$Job.init(HdfsWriter.java:42) at com.alibaba.datax.core.job.JobContainer.initJobWriter(JobContainer.java:704) at com.alibaba.datax.core.job.JobContainer.init(JobContainer.java:304) at com.alibaba.datax.core.job.JobContainer.start(JobContainer.java:113) ... 3 more