Screen Loads Module

The Screen Loads module records metrics from spans in ui.load transactions using specific span operations.

Transaction Conventions

Transaction Measurements

Key	Unit	Description	Conditions
`time_to_initial_display`	milliseconds	The time it took to load the first frame	required
`time_to_full_display`	milliseconds	The time it took to fully load the screen	optional, requires manual instrumentation

Span Conventions

Span Operations

Span OP	Description
`db.sql.query`	A database query
`db.sql.room`	A database query using the Room library on Android
`db.sql.transaction`	-
`db`	An operation on the database
`file.read`	Reading a file from the file system
`file.write`	Writing to a file on the file system
`http.client`	An outgoing network request
`ui.load`	An operation on a mobile UI
`ui.load.full_display`	When the screen has fully completed loading
`ui.load.initial_display`	When the screen has rendered its first frame

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