[ https://issues.apache.org/jira/browse/SPARK-18256?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15633888#comment-15633888 ]
Apache Spark commented on SPARK-18256: -------------------------------------- User 'JoshRosen' has created a pull request for this issue: https://github.com/apache/spark/pull/15756 > Improve performance of event log replay in HistoryServer based on profiler > results > ---------------------------------------------------------------------------------- > > Key: SPARK-18256 > URL: https://issues.apache.org/jira/browse/SPARK-18256 > Project: Spark > Issue Type: Improvement > Reporter: Josh Rosen > Assignee: Josh Rosen > > Profiling event log replay in the HistoryServer reveals Json4S control flow > exceptions and `Utils.getFormattedClassName` calls as significant > bottlenecks. Eliminating these halves the time to replay long event logs. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org