undefined returns true if a specified attribute does not exist on a span or metric.
undefined is not available for alerts.
|attribute_name||string||Required||Name of the attribute on span or metric to check absence|
When enforcing an attribute policy for instrumentation, you’ll need to know which services are out of compliance. The query below will show service and operation pairs that are missing the
1 2 3 4 spans count | delta | filter undefined(k8.pod.name) | group_by [service, operation], sum
Updated Jun 6, 2023