Explicitly set default dnsmasq min-port in kube-dns to a sane value t…

…o mitigate lookup failure under heavy load. (#1447)
kubernetes-retired · Sep 22, 2018 · 5310cf5 · 5310cf5
1 parent d05854f
commit 5310cf5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/core/controlplane/config/templates/cloud-config-controller b/core/controlplane/config/templates/cloud-config-controller
@@ -3931,6 +3931,7 @@ write_files:
                 - -restartDnsmasq=true
                 - --
                 - -k
+                - --min-port=1024
                 - --cache-size=1000
                 - --server=/cluster.local/{{.DNSServiceIP}}
                 - --server=/in-addr.arpa/{{.DNSServiceIP}}