Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/4771#discussion_r25447639
--- Diff:
sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/HiveThriftServer2.scala
---
@@ -57,12 +60,15 @@ object HiveThriftServer2 extends Logging {
logInfo("Starting SparkContext")
SparkSQLEnv.init()
- Runtime.getRuntime.addShutdownHook(
- new Thread() {
+ // Clean up after we exit. Use higher priority than FileSystem.
+ assert(SHUTDOWN_HOOK_PRIORITY > FileSystem.SHUTDOWN_HOOK_PRIORITY)
--- End diff --
Could you double-check that this constant
(`FileSystem.SHUTDOWN_HOOK_PRIORITY`) exists in hadoop 1.x? I'm not sure it
did, and it was previously only used in Yarn code inside Spark.
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