Github user jodersky commented on a diff in the pull request: https://github.com/apache/spark/pull/12605#discussion_r60702856 --- Diff: core/src/main/scala/org/apache/spark/util/SignalUtils.scala --- @@ -31,14 +31,51 @@ import org.apache.spark.internal.Logging /** * Contains utilities for working with posix signals. */ -private[spark] object Signaling extends Logging { +private[spark] object SignalUtils extends Logging { + + private var registered = false + + /** Register a signal handler to log signals on UNIX-like systems. */ + def registerLogger(log: Logger): Unit = synchronized { --- End diff -- that's true :) I think it's just a matter of preference and what you consider is distinct functionality (I actually started by removing logging but then re-amending it after second thought). I agree that both classes provide only utilities so it's really a minor issue. My only concern is the use of the `registered` variable (see below)
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