Github user Lewuathe commented on a diff in the pull request: https://github.com/apache/spark/pull/3562#discussion_r21203749 --- Diff: core/src/main/scala/org/apache/spark/network/nio/ConnectionManager.scala --- @@ -81,7 +81,8 @@ private[nio] class ConnectionManager( private val ackTimeoutMonitor = new HashedWheelTimer(Utils.namedThreadFactory("AckTimeoutMonitor")) - private val ackTimeout = conf.getInt("spark.core.connection.ack.wait.timeout", 60) + private val ackTimeout = + conf.getInt("spark.core.connection.ack.wait.timeout", conf.getInt("spark.network.timeout", 100)) --- End diff -- Why was default value changed from 60 to 100?
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