This documentation contains work-in-progress information for future Elastic Stack and Cloud releases. Use the version selector to view supported release docs. It also contains some Elastic Cloud serverless information. Check out our serverless docs for more details.

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FaaS Fields

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FaaS Fields

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The user fields describe information about the function as a service (FaaS) that is relevant to the event.

These fields are in beta and are subject to change.

FaaS Field Details

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Field	Description	Level
faas.coldstart	Boolean value indicating a cold start of a function. type: boolean	extended
faas.execution	The execution ID of the current function execution. type: keyword example: `af9d5aa4-a685-4c5f-a22b-444f80b3cc28`	extended
faas.id	The unique identifier of a serverless function. For AWS Lambda it’s the function ARN (Amazon Resource Name) without a version or alias suffix. type: keyword example: `arn:aws:lambda:us-west-2:123456789012:function:my-function`	extended
faas.name	The name of a serverless function. type: keyword example: `my-function`	extended
faas.trigger.request_id	The ID of the trigger request , message, event, etc. type: keyword example: `123456789`	extended
faas.trigger.type	The trigger for the function execution. Expected values for this field: `http` `pubsub` `datasource` `timer` `other` type: keyword example: `http`	extended
faas.version	The version of a serverless function. type: keyword example: `123`	extended

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