Package com.hazelcast.jet.core.metrics

Class MetricTags

java.lang.Object
com.hazelcast.jet.core.metrics.MetricTags
public final class MetricTags
extends Object
Metric descriptors are formed from a comma separated list of tag_name=tag_value pairs. The constants defined here are the possible tag names that are used in Jet. See individual descriptions for the meaning of information carried by each tag.
Since:
3.2

  • Field Details

    • MODULE

      public static final String MODULE
      Source system or module, value is always "jet".
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      Constant Field Values

    • MEMBER

      public static final String MEMBER
      Unique ID of the cluster member sourcing the metric.
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    • ADDRESS

      public static final String ADDRESS
      Network address of the cluster member sourcing the metric.
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    • JOB

      public static final String JOB
      Unique ID of the job (sourcing the metric), example value would be a numerical (long) ID encoded in a human readable form, like "2f7f-d88a-4669-6195", see Util.idToString(long))} for details.
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    • EXECUTION

      public static final String EXECUTION
      Unique ID of a particular execution of a job (sourcing the metric), example value would be a numerical (long) ID encoded in a human readable form, like "2f7f-d88a-4669-6195", see Util.idToString(long) for details.
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    • VERTEX

      public static final String VERTEX
      DAG vertex name the of the metric. Example value would be "mapJournalSource(myMap)".
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    • PROCESSOR

      public static final String PROCESSOR
      Global index of the Processor sourcing the metric.
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    • PROCESSOR_TYPE

      public static final String PROCESSOR_TYPE
      Class name without package name of the Processor sourcing the metric (only for processor-specific metrics).
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    • SOURCE

      public static final String SOURCE
      Boolean flag which is true if the Processor sourcing the metric is a DAG source. Value is true or false.
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    • SINK

      public static final String SINK
      Boolean flag which is true if the Processor sourcing the metric is a DAG sink. Value is true or false.
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    • COOPERATIVE_WORKER

      public static final String COOPERATIVE_WORKER
      Index of the cooperative worker in a fixed worker pool sourcing the metric.
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    • ORDINAL

      public static final String ORDINAL
      Index of the vertex input or output edges sourcing the metric.
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    • UNIT

      public static final String UNIT
      Unit of metric value, for details see ProbeUnit.
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    • DESTINATION_ADDRESS

      public static final String DESTINATION_ADDRESS
      Destination member address for items sent to a distributed edge.
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    • SOURCE_ADDRESS

      public static final String SOURCE_ADDRESS
      Source member address for items received from a distributed edge.
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    • USER

      public static final String USER
      Boolean flag which is true if the metric is user-defined (as opposed to built-in).
      Since:
      4.0
      See Also:
      Constant Field Values