4 ms·
DNS failover is subject to DNS caching and TTL. Load balancing is real time. A DNS driven failover may take 1-10 minutes to trigger versus instantaneous for loa
by jread 14y ago
DNS failover is subject to DNS caching and TTL. Load balancing is real time. A DNS driven failover may take 1-10 minutes to trigger versus instantaneous for load balancing. Good approach to failover is a combination of both.