[WIP][SPARK-22374][SQL][2.2] closeAllForUGI is required after using loginUserFromKeytab #19593
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Test build #83142 has finished for PR 19593 at commit
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Does the problem not exist on master? Why isn't the PR against master? |
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Thank you for review, @vanzin . |
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What changes were proposed in this pull request?
In a secure cluster, FileSystem.Cache grows indefinitely when we use
spark.yarn.principalandspark.yarn.keytabis used.hive.server2.enable.doAs=false.For example, with 6GB (-Xmx6144m) options,
HiveConfconsumes 4GB inside FileSystem.CACHE and OOM occurs. This PR aims to clear upFileSystem.Cacheby usingcloseAllForUGI.How was this patch tested?
N/A