Retry PredicatesRetry Predicates Omit Canary HostsPrevious HostsOmit host metadata retry predicate config.retry.omit_host_metadata.v2.OmitHostMetadataConfig Previous priorities retry selector config.retry.previous_priorities.PreviousPrioritiesConfig Omit Canary Hosts Predicate config.retry.omit_canary_hosts.v2.OmitCanaryHostsPredicate Previous Hosts Predicate config.retry.previous_hosts.v2.PreviousHostsPredicate