GraphQL Diagnostic Queries and Mutations

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ReferenceLookup information and technical specifications

intermediate

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Last updatedOct 1, 2026

These queries return diagnostic information about Flight Recorder settings and worker query tracing state.

flightRecorderSettings(): Returns the Java Flight Recorder settings for a virtual host. [Preview]
workerQueryTracingState(): Returns a list of quota keys selected for worker query tracing.

disableWorkerQueryTracing(): Disables query tracing on worker nodes for queries with a quota key. [Preview]
enableWorkerQueryTracing(): Enables query tracing on worker nodes for queries with a quota key. [Preview]
resetFlightRecorderSettings(): Resets Flight Recorder settings to default. [Preview]
setOldObjectSampleDurationMinutes(): Sets the duration old object sampling runs before restarting. [Preview]
setOldObjectSampleEnabled(): Enables or disables old object sampling. [Preview]