深圳比较好网站制作公司有哪些_成都住建局官网商品住房登记系统_sem竞价托管代运营_网络营销推广公司名称

HistoryServer

a inner join with one empty side and one large side, the plan would finish and the large side is still running.

• Use SparkListenerSQLExecutionEnd to track final SQL status in UI
  https://issues.apache.org/jira/browse/SPARK-40834

Spark HistoryServer 3.4 以后修复了这个问题

JsonProtocol

JsonProtocol 类为 HistoryServer 提供解析 eventLog 的基本工具类库。

other 选项为其提供了 基本反射功能，可以解决各类 event 事件

FsHistoryProvider

  override def start(): Unit = {initThread = initialize()}

  private[history] def initialize(): Thread = {if (!isFsInSafeMode()) {startPolling()null} else {startSafeModeCheckThread(None)}}