1
dearrrfish 2014-05-09 04:24:06 +08:00
理论上应该会找healthy的IP,可以看看这篇blog:
http://www.awsarchitectureblog.com/2014/05/organizing-software-deployments-to-match-failure-conditions.html “ELBs automatically health check their back-end instances and remove unhealthy instances from service. By creating Route 53 alias records marked to evaluate target health (see ELB documentation for how to set this up), if all instances behind an ELB are unhealthy, Route 53 will fail away from this alias and attempt to find an alternate healthy record to serve.” |