Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/42#discussion_r10616671
--- Diff: core/src/main/scala/org/apache/spark/ui/SparkUI.scala ---
@@ -68,19 +105,53 @@ private[spark] class SparkUI(sc: SparkContext) extends
Logging {
/** Initialize all components of the server */
def start() {
- // NOTE: This is decoupled from bind() because of the following
dependency cycle:
- // DAGScheduler() requires that the port of this server is known
- // This server must register all handlers, including JobProgressUI,
before binding
- // JobProgressUI registers a listener with SparkContext, which
requires sc to initialize
+ storage.start()
jobs.start()
+ env.start()
exec.start()
+
+ // Listen for events from the SparkContext if it exists, otherwise
from persisted storage
+ val eventBus = if (live) {
+ val loggingEnabled = conf.getBoolean("spark.eventLog.enabled", false)
--- End diff --
Yup, that could get rid of two options that are mutually exclusive.
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