File: //proc/self/root/proc/thread-self/root/proc/self/root/lib/netdata/conf.d/health.d/dns_query.conf
# detect dns query failure
template: dns_query_query_status
on: dns_query.query_status
class: Errors
type: DNS
component: DNS
calc: $success
units: status
every: 10s
warn: $this != nan && $this != 1
delay: up 30s down 5m multiplier 1.5 max 1h
summary: DNS query unsuccessful requests to ${label:server}
info: DNS request type ${label:record_type} to server ${label:server} is unsuccessful
to: sysadmin