Imports go.opentelemetry.io/otel go.opentelemetry.io/otel/metric go.opentelemetry.io/otel/metric/registry Imports in module “go.opentelemetry.io/otel/sdk” go.opentelemetry.io/otel/sdk/metric/controller/time go.opentelemetry.io/otel/sdk/export/metric go.opentelemetry.io/otel/sdk/metric go.opentelemetry.io/otel/sdk/resource Standard library imports context sync time