HistoryServerDiskManager¶

HistoryServerDiskManager is a disk manager for FsHistoryProvider.

Creating Instance¶

HistoryServerDiskManager takes the following to be created:

• SparkConf
• Path
• KVStore
• Clock

HistoryServerDiskManager is created when:

• FsHistoryProvider is created (and initializes a diskManager)

Initializing¶

initialize(): Unit

initialize...FIXME

initialize is used when:

• FsHistoryProvider is requested to startPolling

Releasing Application Store¶

release(
  appId: String,
  attemptId: Option[String],
  delete: Boolean = false): Unit

release...FIXME

release is used when:

• FsHistoryProvider is requested to onUIDetached, cleanAppData and loadDiskStore