Available sharding mechanisms.
||Diversion method unspecified.|
||Diversion based on a specially named cookie, "GOOGAPPUID." The cookie must be set by the application itself or no diversion will occur.|
||Diversion based on applying the modulus operation to a fingerprint of the IP address.|
||Diversion based on weighted random assignment. An incoming request is randomly routed to a version in the traffic split, with probability proportional to the version's traffic share.|