Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/15120#discussion_r79897581
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -2079,9 +2079,9 @@ private[spark] object Utils extends Logging {
case e: Exception if isBindCollision(e) =>
if (offset >= maxRetries) {
val exceptionMessage = s"${e.getMessage}:
Service$serviceString failed after " +
- s"$maxRetries retries! Consider explicitly setting the
appropriate port for the " +
- s"service$serviceString (for example spark.ui.port for
SparkUI) to an available " +
- "port or increasing spark.port.maxRetries."
+ s"$maxRetries retries (starting from $startPort)! Consider
explicitly setting " +
+ s"the appropriate port for the service$serviceString (for
example spark.ui.port " +
--- End diff --
The space is actually in `$serviceString` because the service name is
allowed to be empty. (Historical reasons? Don't ask me.)
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