Startup failure after 2024.03.0 upgrade ... dns issues?

[francisp (Francis)]

Except the dns container does get get updated together with the HA Container.

Maybe read

Very high CPU usage for CoreDNS

I’ve been running HA in an ESXi virtual machine now for about 8 months without a problem but about two weeks ago I noticed that the server was experiencing higher than usual load and I finally got around to looking into it and found that the culprit is my HA instance which had unusually high CPU usage. So I checked with top to see the processes and which might be using the CPU and it turns out it’s CoreDNS that has CPU usage between 50-100% [CoreDNS] This just randomly seems to have happened…

and

High CPU load hassio_dns Container

Hi @CentralCommand, I’ve been able to root cause the runaway DNS queries as a result of what I call infinite looping configuration in /etc/corefile. The lines of configuration that are contributing to this issue are loop, fallback REFUSED,NXDOMAIN, and max_fails 0. Here’s what happens: CoreDNS starts and executes the loop plugin, which sends a query for <random number>.<random number>.zone that gets forwarded externally and the Root Servers respond with NXDOMAIN. CoreDNS triggers the fallb…