java.io.IOException: java.sql.SQLRecoverableException: Io exception: Connection reset 熵值不足

史诗级大菠萝

于 2021-04-23 15:15:31 发布

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文章标签： kafka hadoop spark cloudera sqoop

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java.io.IOException: java.sql.SQLRecoverableException: Io exception: Connection reset

研究了半天说是熵值不足，先试试再说：

2021-04-21 04:24:49,225 WARN [main] org.apache.hadoop.mapred.YarnChild: Exception running child : java.io.IOException: java.sql.SQLRecoverableException: Io exception: Connection reset
	at org.apache.sqoop.mapreduce.ExportBatchOutputFormat.getRecordWriter(ExportBatchOutputFormat.java:50)
	at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.<init>(MapTask.java:653)
	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:773)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1920)
	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
Caused by: java.sql.SQ