* `servfail-packets`: Amount of packets that could not be answered due to database problems
* `signature-cache-size`: Number of entries in the signature cache
* `signatures`: Number of DNSSEC signatures created
-* `sys-msec`: Number of CPU miliseconds sent in system time
+* `sys-msec`: Number of CPU milliseconds sent in system time
* `tcp-answers-bytes`: Total number of answer bytes sent over TCP (since 4.0.0)
* `tcp-answers`: Number of answers sent out over TCP
* `tcp-queries`: Number of questions received over TCP
* Integer
* Default: 7000
-Total maximum number of miliseconds of wallclock time the server may use to answer
+Total maximum number of milliseconds of wallclock time the server may use to answer
a single query.
## `minimum-ttl-override`