AnalyticsRate returns the sampling rate at which events should be marked.

ClearHeaderTags assigns headersAsTags to a new, empty map It is invoked when WithHeaderTags is called, in order to overwrite the config.

HeaderTag returns the configured tag for a given header.

HeaderTagMap returns the mappings of headers to their tag values.

HeaderTagsLen returns the length of globalconfig's headersAsTags map, 0 for empty map.

RuntimeID returns this process's unique runtime id.

ServiceName returns the default service name used by non-client integrations such as servers and frameworks.

SetAnalyticsRate sets the given event sampling rate globally.

SetHeaderTag adds config for header `from` with tag value `to`.

SetServiceName sets the global service name set for this application.