Hello 姜伯洋, If the Recursor does not reach an authoritative nameserver when resolving a domain, this counter is incremented by 1. The cause is usually not the Recursor.
See https://doc.powerdns.com/recursor/metrics.html Winfried Am 31. Juli 2019 05:51:36 MESZ schrieb "姜伯洋" <15555513...@163.com>: >[root@ops-dns-recursor-1 ~]# rec_control get unreachables >333 > > >Hello everyone > > >I want to know what will lead to an increase in this indicator. What >effect will it have? How can I optimize recursor?
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