APM Span fields

Span-specific data for APM.

view spans
format: url
span.id

type: keyword

The ID of the span stored as hex encoded string.

span.name

type: keyword

Generic designation of a span in the scope of a transaction.

span.type

type: keyword

Keyword of specific relevance in the service’s domain (eg: db.postgresql.query, template.erb, cache, etc).

span.subtype

type: keyword

A further sub-division of the type (e.g. postgresql, elasticsearch)

span.action

type: keyword

The specific kind of event within the sub-type represented by the span (e.g. query, connect)

span.start.us

type: long

Offset relative to the transaction’s timestamp identifying the start of the span, in microseconds.

span.duration.us

type: long

Duration of the span, in microseconds.

span.sync

type: boolean

Indicates whether the span was executed synchronously or asynchronously.