Package org.apache.hadoop.hdfs.server.federation.metrics

Interface RouterMBean

All Known Implementing Classes:
RBFMetrics
@Private @Evolving public interface RouterMBean
JMX interface for the router specific metrics.

  • Method Details

    • getRouterStarted

      String getRouterStarted()
      When the router started.
      Returns:
      Date as a string the router started.

    • getVersion

      String getVersion()
      Get the version of the router.
      Returns:
      Version of the router.

    • getCompiledDate

      String getCompiledDate()
      Get the compilation date of the router.
      Returns:
      Compilation date of the router.

    • getCompileInfo

      String getCompileInfo()
      Get the compilation info of the router.
      Returns:
      Compilation info of the router.

    • getHostAndPort

      String getHostAndPort()
      Get the host and port of the router.
      Returns:
      Host and port of the router.

    • getRouterId

      String getRouterId()
      Get the identifier of the router.
      Returns:
      Identifier of the router.

    • getRouterStatus

      String getRouterStatus()
      Get the current state of the router.
      Returns:
      String label for the current router state.

    • getClusterId

      String getClusterId()
      Gets the cluster ids of the namenodes.
      Returns:
      the cluster ids of the namenodes.

    • getBlockPoolId

      String getBlockPoolId()
      Gets the block pool ids of the namenodes.
      Returns:
      the block pool ids of the namenodes.

    • getCurrentTokensCount

      long getCurrentTokensCount()
      Get the current number of delegation tokens in memory.
      Returns:
      number of DTs

    • getSafemode

      String getSafemode()
      Gets the safemode status.
      Returns:
      the safemode status.

    • isSecurityEnabled

      boolean isSecurityEnabled()
      Gets if security is enabled.
      Returns:
      true, if security is enabled.

    • getTopTokenRealOwners

      String getTopTokenRealOwners()
      Get the top delegation token owners(realUser).
      Returns:
      Json string of owners to token counts

    • getRouterFederationRenameCount

      int getRouterFederationRenameCount()
      Gets the count of the currently running router federation rename jobs.
      Returns:
      the count of the currently running router federation rename jobs.

    • getSchedulerJobCount

      int getSchedulerJobCount()
      Gets the count of the currently running jobs in the scheduler. It includes both the submitted and the recovered jobs.
      Returns:
      the count of the currently running jobs in the scheduler.