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(TokenCache.java:100) at org.apache.hadoop.mapreduce.security.TokenCache.obtainTokensForNamenodes(To kenCache.java:80) at org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.checkOutputSpecs(Fi leOutputFormat.java:142) at org.apache.hadoop.mapreduce.JobSubmitter.checkSpecs(JobSubmitter.java:562) at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.jav a:432)
java.io.IOException: Can't get Master Kerberos
principal for use as renewer
at
org.apache.hadoop.mapreduce.security.TokenCache.obtainTokensForNamenodesInt
ernal(TokenCache.java:116)
at
org.apache.hadoop.mapreduce.security.TokenCache.obtainTokensForNamenodesInt
ernal(TokenCache.java:100)
at
org.apache.hadoop.mapreduce.security.TokenCache.obtainTokensForNamenodes(To
kenCache.java:80)
at
org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.checkOutputSpecs(Fi
leOutputFormat.java:142)
at
org.apache.hadoop.mapreduce.JobSubmitter.checkSpecs(JobSubmitter.java:562)
at
org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.jav
a:432)	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1296)	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1293)	at java.security.AccessController.doPrivileged(Native Method)	at javax.security.auth.Subject.doAs(Unknown Source)