Slide 5
Slide 5 text
DNS issues in k8s
lookup("server", "A")
// all lookups bellow are triggered by a single lookup
lookup("server", "AAAA")
lookup("server.platform.svc.cluster.local", "A")
lookup("server.platform.svc.cluster.local", "AAAA")
lookup("server.svc.cluster.local", "A")
lookup("server.svc.cluster.local", "AAAA")
lookup("server.cluster.local", "A")
lookup("server.cluster.local", "AAAA")
# cat /etc/resolv.conf
nameserver 169.254.20.10
search platform.svc.cluster.local svc.cluster.local cluster.local
options ndots: 5 timeout:1 attempts:5