Package org.apache.pulsar.broker.loadbalance

Interface LoadSheddingStrategy

All Known Implementing Classes:
DeviationShedder, OverloadShedder, ThresholdShedder, UniformLoadShedder
public interface LoadSheddingStrategy
Load management component which determines the criteria for unloading bundles.

  • Method Summary

    Modifier and Type
    Method
    Description
    com.google.common.collect.Multimap<String,String>
    findBundlesForUnloading(LoadData loadData, org.apache.pulsar.broker.ServiceConfiguration conf)
    Recommend that all of the returned bundles be unloaded.
    default void
    onActiveBrokersChange(Set<String> activeBrokers)
    Triggered when active broker changes.

  • Method Details

    • findBundlesForUnloading

      com.google.common.collect.Multimap<String,String> findBundlesForUnloading(LoadData loadData, org.apache.pulsar.broker.ServiceConfiguration conf)
      Recommend that all of the returned bundles be unloaded.
      Parameters:
      loadData - The load data to used to make the unloading decision.
      conf - The service configuration.
      Returns:
      A map from all selected bundles to the brokers on which they reside.

    • onActiveBrokersChange

      default void onActiveBrokersChange(Set<String> activeBrokers)
      Triggered when active broker changes.
      Parameters:
      activeBrokers - active Brokers