InternalAccumulator¶

InternalAccumulator is an utility with field names for internal accumulators.

internal.metrics Prefix¶

internal.metrics. is the prefix of metrics that are considered internal and should not be displayed in web UI.

internal.metrics. is used when:

• AccumulatorV2 is requested to convert itself to AccumulableInfo and writeReplace
• JsonProtocol is requested to accumValueToJson and accumValueFromJson