Resolved
We have finished rolling out the change to restore the lastSeen field on devices which are connected to Tailscale's control server, and the impact has been mitigated.
Identified
We are rolling out a change to restore the lastSeen field on devices which are connected to Tailscale's control server to mitigate any further impact.
Investigating
A change to the lastSeen field is causing unexpected negative impact to some workloads, we are investigating how we can mitigate this problem and will update once we have more to share.
