大数据问题排查系列 - 因HIVE 中元数据与HDFS中实际的数据不一致引起的问题的修复
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大数据问题排查系列 - 因HIVE 中元数据与HDFS中实际的数据不一致引起的问题的修复
前言
大家好，我是明哥！
本片博文是“大数据问题排查系列”之一，讲述某HIVE SQL 作业因为 HIVE 中的元数据与 HDFS中实际的数据不一致引起的一个问题的排查和修复。
以下是正文。
问题现象
客户端报错如下：
Unable to move source xxx to destination xxx
问题分析
客户端的报错信息，并没有完全展现问题背后的全貌。我们进入 hiveserver2 所在节点查看hiveserver2的日志，可以看到如下相关信息：
2021-09-01 11:47:46,795 INFO org.apache.hadoop.hive.ql.exec.Task: [HiveServer2-Background-Pool: Thread-1105]: Loading data to table hs_ods.ods_ses_acct_assure_scale partition (part_date=20210118) from hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118/.hive-staging_hive_2021-09-01_11-47-31_216_694180642957006705-35/-ext-10000
2021-09-01 11:47:46,795 INFO hive.metastore: [HiveServer2-Background-Pool: Thread-1105]: HMS client filtering is enabled.
2021-09-01 11:47:46,795 INFO hive.metastore: [HiveServer2-Background-Pool: Thread-1105]: Trying to connect to metastore with URI thrift://hs01:9083
2021-09-01 11:47:46,795 INFO hive.metastore: [HiveServer2-Background-Pool: Thread-1105]: Opened a connection to metastore, current connections: 54
2021-09-01 11:47:46,796 INFO hive.metastore: [HiveServer2-Background-Pool: Thread-1105]: Connected to metastore.
2021-09-01 11:47:46,928 INFO org.apache.hadoop.hive.ql.exec.MoveTask: [HiveServer2-Background-Pool: Thread-1105]: Partition is: {part_date=20210118}
2021-09-01 11:47:46,945 INFO org.apache.hadoop.hive.common.FileUtils: [HiveServer2-Background-Pool: Thread-1105]: Creating directory if it doesn't exist: hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118
2021-09-01 11:47:46,947 ERROR hive.ql.metadata.Hive: [HiveServer2-Background-Pool: Thread-1105]: Failed to move: {}
2021-09-01 11:47:46,947 ERROR org.apache.hadoop.hive.ql.Driver: [HiveServer2-Background-Pool: Thread-1105]: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.MoveTask. Unable to move source hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118/.hive-staging_hive_2021-09-01_11-47-31_216_694180642957006705-35/-ext-10000 to destination hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118
2021-09-01 11:47:46,948 INFO org.apache.hadoop.hive.ql.Driver: [HiveServer2-Background-Pool: Thread-1105]: Completed executing command(queryId=hive_20210901114731_d7a78302-fb2a-4b45-9472-db6a9787f710); Time taken: 15.489 seconds
2021-09-01 11:47:46,957 ERROR org.apache.hive.service.cli.operation.Operation: [HiveServer2-Background-Pool: Thread-1105]: Error running hive query:
org.apache.hive.service.cli.HiveSQLException: Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.MoveTask. Unable to move source hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118/.hive-staging_hive_2021-09-01_11-47-31_216_694180642957006705-35/-ext-10000 to destination hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118
at org.apache.hive.service.cli.operation.Operation.toSQLException(Operation.java:329) ~[hive-service-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hive.service.cli.operation.SQLOperation.runQuery(SQLOperation.java:258) ~[hive-service-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hive.service.cli.operation.SQLOperation.access$600(SQLOperation.java:92) ~[hive-service-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork$1.run(SQLOperation.java:345) [hive-service-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_271]
at javax.security.auth.Subject.doAs(Subject.java:422) [?:1.8.0_271]
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1875) [hadoop-common-3.0.0-cdh6.3.2.jar:?]
at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork.run(SQLOperation.java:357) [hive-service-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_271]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_271]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_271]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_271]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_271]
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Unable to move source hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118/.hive-staging_hive_2021-09-01_11-47-31_216_694180642957006705-35/-ext-10000 to destination hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118
at org.apache.hadoop.hive.ql.metadata.Hive.getHiveException(Hive.java:3449) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.metadata.Hive.getHiveException(Hive.java:3405) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.metadata.Hive.moveFile(Hive.java:3400) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.metadata.Hive.replaceFiles(Hive.java:3697) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.metadata.Hive.loadPartitionInternal(Hive.java:1614) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.metadata.Hive.loadPartition(Hive.java:1525) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.metadata.Hive.loadPartition(Hive.java:1489) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.exec.MoveTask.execute(MoveTask.java:501) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:199) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:97) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:2200) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1843) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1563) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1339) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1334) ~[hive-exec-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
at org.apache.hive.service.cli.operation.SQLOperation.runQuery(SQLOperation.java:256) ~[hive-service-2.1.1-cdh6.3.2.jar:2.1.1-cdh6.3.2]
... 11 more
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: org.apache.hadoop.hive.ql.metadata.HiveException: Unable to move source hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date=20210118/.hive-staging_hive_2021-09-01_11-47-31_216_694180642957006705-35/-ext-10000/000000_0 to destination hdfs://hs01:8020/user/hundsun/dap/hive/hs_ods/ods_ses_acct_assure_scale/part_date大数据问题排查系列 - TDH大数据平台中 HIVE作业长时间无法执行结束
大数据问题排查系列 - TDH大数据平台中HIVE作业长时间无法执行结束