PowerDNS 4.3.1

Uptime: 3.21 months
Queries/second, 1, 5, 10 minute averages: 4, 4, 4. Max queries/second: 481
Cache hitrate, 1, 5, 10 minute averages: 28.2%, 27.1%, 26.3%
Backend query cache hitrate, 1, 5, 10 minute averages: 54.2%, 54.1%, 54.1%
Backend query load, 1, 5, 10 minute averages: 6, 6, 6. Max queries/second: 418
Total queries: 32500450. Question/answer latency: 0.053ms


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Log Messages

Error resolving for FiReWalL.SERvIce.INTERNAL.ee.Ncu.EDU.tW ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, AAAA-record query returned Non-Existent domain, returning SERVFAIL440.0%
Error resolving for firewall.service.internal.ee.ncu.edu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, A-record query returned Non-Existent domain, returning SERVFAIL330.0%
[webserver] 333cea13-ad91-4361-be1f-e3c63f68becf HTTP ISE for "/": STL Exception: stoi110.0%
[webserver] 37c815cf-dccc-4aa7-8ece-8351d6119b56 HTTP ISE for "/": STL Exception: stoi110.0%
Could not retrieve security status update for '4.3.1' on 'auth-4.3.1.security-status.secpoll.powerdns.com.': RCODE was not NOERROR but Query Refused110.0%
Total:10100%
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Remote server IP addresses

140.115.70.85880.0%
127.0.0.1110.0%
143.110.158.193110.0%
Total:10100%
Reset

Remote hosts sending corrupt packets

140.115.70.1393560.3%
140.115.152.651220.7%
140.115.70.1061119.0%
Total:58100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.85880.0%
140.115.70.90110.0%
140.115.70.109110.0%
Total:10100%
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Queries for existing records, but for type we don't have

ns2.ee.ncu.edu.tw/AAAA10810.8%
ns.ee.ncu.edu.tw/AAAA10610.6%
Ns2.CE.NCu.edU.Tw/AAAA10410.4%
ns.ce.ncu.edu.tw/AAAA10310.3%
ce.ncu.edu.tw/DNSKEY272.7%
ee.ncu.edu.tw/DNSKEY252.5%
RElaY2.ee.NcU.EDU.tw/AAAA242.4%
relay2.ce.ncu.edu.tw/AAAA232.3%
solid08.ee.ncu.edu.tw/AAAA202.0%
www.ee.ncu.edu.tw/AAAA161.6%
Rest:44444.4%
Total:1000100%
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Queries for non-existent records within existent domains

Total:0100%
Reset

UDP Queries Received

dns.msftncsi.com/A252.5%
a.root-servers.net/A212.1%
ns2.ce.ncu.edu.tw/AAAA191.9%
ns.ce.ncu.edu.tw/AAAA191.9%
connections.brother.com/A171.7%
p2p-hkg1.discovery.steamserver.net/A141.4%
ns2.ee.ncu.edu.tw/AAAA131.3%
RelaY2.CE.nCU.EDu.Tw/AAAA121.2%
beacons.gcp.gvt2.com/A111.1%
ssl.gstatic.com/A101.0%
Rest:83983.9%
Total:1000100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for domains that we are not authoritative for

a.root-servers.net/A64.2%
dns.msftncsi.com/A64.2%
p2p-hkg1.discovery.steamserver.net/A42.8%
time1.google.com.smb.com/A42.8%
time1.google.com.smb.com/AAAA42.8%
v10.events.data.microsoft.com/AAAA42.8%
time1.google.com/AAAA42.8%
time1.google.com/A42.8%
beacons.gcp.gvt2.com/A32.1%
pubsub-us01.aweray.net/A32.1%
Rest:10270.8%
Total:144100%

Variables

corrupt-packets2463Number of corrupt packets received
deferred-cache-inserts26865Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup10702Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts34936Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup4491Amount of packet cache lookups that were deferred because of maintenance
dnsupdate-answers0DNS update packets successfully answered.
dnsupdate-changes0DNS update changes to records in total.
dnsupdate-queries2DNS update packets received.
dnsupdate-refused2DNS update packets that are refused.
incoming-notifications102NOTIFY packets received.
overload-drops0Queries dropped because backends overloaded
packetcache-hit11432459Number of hits on the packet cache
packetcache-miss21129791Number of misses on the packet cache
packetcache-size594Number of entries in the packet cache
query-cache-hit55541046Number of hits on the query cache
query-cache-miss39835710Number of misses on the query cache
query-cache-size678Number of entries in the query cache
rd-queries14196401Number of recursion desired questions
recursing-answers153089Number of recursive answers sent out
recursing-questions0Number of questions sent to recursor
recursion-unanswered0Number of packets unanswered by configured recursor
security-status0Security status based on regular polling
servfail-packets873Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers71069Number of answers sent out over TCP
tcp-answers-bytes5682763Total size of answers sent out over TCP
tcp-queries71061Number of TCP queries received
tcp4-answers71069Number of IPv4 answers sent out over TCP
tcp4-answers-bytes5682763Total size of answers sent out over TCPv4
tcp4-queries71061Number of IPv4 TCP queries received
tcp6-answers0Number of IPv6 answers sent out over TCP
tcp6-answers-bytes0Total size of answers sent out over TCPv6
tcp6-queries0Number of IPv6 TCP queries received
timedout-packets925Number of packets which weren't answered within timeout set
udp-answers32499519Number of answers sent out over UDP
udp-answers-bytes1869477044Total size of answers sent out over UDP
udp-do-queries7249742Number of UDP queries received with DO bit
udp-queries32500450Number of UDP queries received
udp4-answers32346430Number of IPv4 answers sent out over UDP
udp4-answers-bytes1869477044Total size of answers sent out over UDPv4
udp4-queries32500450Number of IPv4 UDP queries received
udp6-answers0Number of IPv6 answers sent out over UDP
udp6-answers-bytes0Total size of answers sent out over UDPv6
udp6-queries0Number of IPv6 UDP queries received
cpu-iowait129419036Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal0Stolen time, which is the time spent by the whole system in other operating systems when running in a virtualized environment, in units of USER_HZ
fd-usage25Number of open filedescriptors
key-cache-size38Number of entries in the key cache
latency53Average number of microseconds needed to answer a question
meta-cache-size109Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage58347520Actual unique use of memory in bytes (approx)
ring-logmessages-capacity10Maximum number of entries in the logmessages ring
ring-logmessages-size10Number of entries in the logmessages ring
ring-noerror-queries-capacity1000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size1000Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity10Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size0Number of entries in the nxdomain-queries ring
ring-queries-capacity1000Maximum number of entries in the queries ring
ring-queries-size1000Number of entries in the queries ring
ring-remotes-capacity10Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity1000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size58Number of entries in the remotes-corrupt ring
ring-remotes-size10Number of entries in the remotes ring
ring-remotes-unauth-capacity10Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size10Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity10Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity500Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size144Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec7228619Number of msec spent in system time
udp-in-errors42763UDP 'in' errors
udp-noport-errors1179UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime8425370Uptime of process in seconds
user-msec6241646Number of msec spent in user time