Inter-cache communication using HTTP resource

摘要

Servicing resource requests. A method includes at a first caching node, receiving a request for a first resource. The method further includes at the first caching node, determining at least one of health or load information of the first caching node. The method further includes generating a response to the request for the first resource, including generating a header to the response. The header is a custom header. The custom header includes at least one of health or load information. The method further includes sending the response to the request including sending the custom header with the at least one of health or load information.