tcp_keepalive_time = 1 tcp_keepalive_intvl = 1 tcp_keepalive_probes = 5
// Sets internal TTL to match the Aurora RO Endpoint TTL java.security.Security.setProperty("networkaddress.cache.ttl" , "1"); // If the lookup fails, default to something like small to retry java.security.Security.setProperty("networkaddress.cache.negative.ttl" , "3");