Github user brkyvz commented on a diff in the pull request: https://github.com/apache/spark/pull/15307#discussion_r82890465 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala --- @@ -105,11 +105,21 @@ class StreamExecution( var lastExecution: QueryExecution = null @volatile - var streamDeathCause: StreamingQueryException = null + private var streamDeathCause: StreamingQueryException = null /* Get the call site in the caller thread; will pass this into the micro batch thread */ private val callSite = Utils.getCallSite() + /** Metrics for this query */ + private val streamMetrics = + new StreamMetrics(uniqueSources.toSet, triggerClock, s"StructuredStreaming.$name") --- End diff -- makes sense. Since metrics are updated in the execution thread and not the listener bus, there can't be old data suddenly updating the metrics right after a stream is stopped?
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