HeartSaVioR commented on a change in pull request #26821:
[SPARK-20656][CORE]Support Incremental parsing of event logs in SHS
URL: https://github.com/apache/spark/pull/26821#discussion_r357029958
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/ui/SQLAppStatusListener.scala
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@@ -66,6 +68,29 @@ class SQLAppStatusListener(
// away.
exec.metricsValues = aggregateMetrics(exec)
exec.write(kvstore, now)
+ if (appId != null) {
+ kvstore.write(new SQLAppStatusListenerData(appId, attemptId,
+ liveExecutions, stageMetrics))
+ }
+ }
+ }
+ }
+
+ def initialize(appId: String, attemptId: Option[String]): Unit = {
+ if (!live) {
+ this.appId = appId
+ this.attemptId = attemptId
+ try {
+ val listenerData = kvstore.read(classOf[SQLAppStatusListenerData],
+ Array(Some(appId), attemptId))
+ listenerData.liveExecutions.entrySet().asScala.foreach { entry =>
+ liveExecutions.put(entry.getKey, entry.getValue)
Review comment:
exec.metricsValues may need to be reset to null, see comment on
`kvstore.onFlush`
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