Package org.elasticsearch.node

Class AdaptiveSelectionStats

org.elasticsearch.node.AdaptiveSelectionStats
All Implemented Interfaces:
Writeable, org.elasticsearch.common.xcontent.ToXContent, org.elasticsearch.common.xcontent.ToXContentFragment
public class AdaptiveSelectionStats extends implements Writeable, org.elasticsearch.common.xcontent.ToXContentFragment
Class representing statistics about adaptive replica selection. This includes EWMA of queue size, service time, and response time, as well as outgoing searches to each node and the "rank" based on the ARS formula.

  • Nested Class Summary

    Nested classes/interfaces inherited from interface org.elasticsearch.common.xcontent.ToXContent

    org.elasticsearch.common.xcontent.ToXContent.DelegatingMapParams, org.elasticsearch.common.xcontent.ToXContent.MapParams, org.elasticsearch.common.xcontent.ToXContent.Params

    Nested classes/interfaces inherited from interface org.elasticsearch.common.io.stream.Writeable

    Writeable.Reader<V>, Writeable.Writer<V>

  • Field Summary

    Fields inherited from interface org.elasticsearch.common.xcontent.ToXContent

    EMPTY_PARAMS

  • Constructor Summary

    Constructors
    Constructor
    Description
    <,​> clientConnections, <,​ResponseCollectorService.ComputedNodeStats> nodeComputedStats)
     
    AdaptiveSelectionStats​(StreamInput in)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    <,​ResponseCollectorService.ComputedNodeStats>
    getComputedStats()
    Returns a map of node id to the computed stats
    <,​>
    getOutgoingConnections()
    Returns a map of node id to the outgoing search requests to that node
    <,​>
    getRanks()
    Returns a map of node id to the ranking of the nodes based on the adaptive replica formula
    org.elasticsearch.common.xcontent.XContentBuilder
    toXContent​(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params)
     
    void
    writeTo​(StreamOutput out)
    Write this into the StreamOutput.

    Methods inherited from class java.lang.

    , , , , , , , , , ,

    Methods inherited from interface org.elasticsearch.common.xcontent.ToXContentFragment

    isFragment

  • Constructor Details

  • Method Details

    • writeTo

      public void writeTo​(StreamOutput out) throws
      Description copied from interface: Writeable
      Write this into the StreamOutput.
      Specified by:
      writeTo in interface Writeable
      Throws:

    • toXContent

      public org.elasticsearch.common.xcontent.XContentBuilder toXContent​(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params) throws
      Specified by:
      toXContent in interface org.elasticsearch.common.xcontent.ToXContent
      Throws:

    • getOutgoingConnections

      public <,​> getOutgoingConnections()
      Returns a map of node id to the outgoing search requests to that node

    • getComputedStats

      public <,​ResponseCollectorService.ComputedNodeStats> getComputedStats()
      Returns a map of node id to the computed stats

    • getRanks

      public <,​> getRanks()
      Returns a map of node id to the ranking of the nodes based on the adaptive replica formula