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by mooreds
3210 days ago
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RDS failover still uses DNS and you still need to be aware of client TTLs: "Because the underlying IP address of a DB instance can change after a failover, caching the DNS data for an extended time can lead to connection failures if your application tries to connect to an IP address that no longer is in service." http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_B... |
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