Github user marsishandsome commented on the pull request: https://github.com/apache/spark/pull/9168#issuecomment-149398746 There are several Solutions, all works: 1 set dfs.namenode.delegation.token.max-lifetime to a big value. 2 use the configuration --conf spark.hadoop.fs.hdfs.impl.disable.cache=true 3 the patch I provide
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