Respdiff on kresd under load showed that DNS-over-TLS has higher ratio of SERVFAILs than other transports. For some reason the problem disappeared after upgrading from libknot 2.6.3 to 2.6.4, and appeared again after downgrade.
Respdiff on kresd under load showed that DNS-over-TLS has higher ratio of SERVFAILs than other transports. For some reason the problem disappeared after upgrading from libknot 2.6.3 to 2.6.4, and appeared again after downgrade.