mapreduce一跑,就卡着动不了
来源:7-13 Hive DML之加载和导出数据
weixin_慕无忌0346932
2022-04-18
hive (default)> INSERT OVERWRITE DIRECTORY “/tmp/hive”
> ROW FORMAT DELIMITED FIELDS TERMINATED BY “\t”
> select * from emp;
WARNING: Hive-on-MR is deprecated in Hive 2 and may not be available in the future versions. Consider using a different execution engine (i.e. spark, tez) or using Hive 1.X releases.
Query ID = hadoop_20220418164034_99c76436-6b8b-4134-ae5e-8f70dadcacc5
Total jobs = 3
Launching Job 1 out of 3
Number of reduce tasks is set to 0 since there’s no reduce operator
Starting Job = job_1650267384695_0005, Tracking URL = http://hadoop000:8088/proxy/application_1650267384695_0005/
Kill Command = /home/hadoop/app/hadoop-2.6.0/bin/hadoop job -kill job_1650267384695_0005
卡在这一步动不了
1回答
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Michael_PK
2022-04-20
1)确认YARN是否正常
2)确认YARN的节点是否存活
022022-04-21
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