PowerDNS 4.8.3

Uptime: 14.9 days
Queries/second, 1, 5, 10 minute averages: 22, 18, 19. Max queries/second: 4848
Cache hitrate, 1, 5, 10 minute averages: 89.7%, 87.5%, 87.3%
Backend query cache hitrate, 1, 5, 10 minute averages: 51.1%, 56.9%, 56.9%
Backend query load, 1, 5, 10 minute averages: 0, 0, 0. Max queries/second: 579
Total queries: 32839442. Question/answer latency: 0.624ms


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Log Messages

[webserver] 402312b5-8d11-45b7-ad27-2b2fa1bd9e02 HTTP ISE for "/": STL Exception: stoi150.0%
[webserver] d4e73e7b-1ef0-4fb4-b1a2-156bbce6f73b HTTP ISE for "/": STL Exception: stoi150.0%
Total:2100%
Reset

Remote server IP addresses

219.128.128.1101100.0%
Total:1100%
Reset

Remote hosts sending corrupt packets

115.178.240.162758.3%
115.178.240.166325.0%
185.242.226.3118.3%
20.163.14.10318.3%
Total:12100%
Reset

Remote hosts querying zones for which we are not auth

194.158.95.13640951.3%
194.158.84.21040811.3%
69.61.12.7032161.0%
15.185.61.9428800.9%
15.184.140.11827780.9%
16.24.16.3927770.9%
88.81.224.321340.7%
2a01:758:fff4:2::2521340.7%
158.140.186.3018830.6%
36.50.151.6718220.6%
Rest:29003791.3%
Total:317837100%
Reset

Queries for existing records, but for type we don't have

252.60.218.104.in-addr.arpa/A220.0%
56.61.218.104.in-addr.arpa/A110.0%
215.62.218.104.in-addr.arpa/A110.0%
h104-218-60-252.ip4.unmetered.hosting/AAAA110.0%
h104-218-63-72.ip4.unmetered.hosting/AAAA110.0%
h104-218-60-216.ip4.unmetered.hosting/NS110.0%
h104-218-60-216.ip4.unmetered.hosting/TXT110.0%
h104-218-60-216.ip4.unmetered.hosting/AAAA110.0%
ns2.highperformancecdn.com/CAA110.0%
Total:10100%
Reset

Queries for nonexistent records within existent zones

240.251.137.205.in-addr.arpa/A52.3%
h154-17-196-110.ip4.unmetered.hosting/CNAME52.3%
H154-3-116-243.iP4.uNmetErED.HoSTIng/A52.3%
h154-3-126-38.ip4.unmetered.hosting/AAAA41.9%
h154-3-126-38.iP4.unmeTeRED.hOSTING/CNAME41.9%
h154-3-126-38.ip4.unmetered.hosting/A41.9%
250.251.137.205.in-addr.arpa/PTR41.9%
net.ip4.unmetered.hosting/A31.4%
234.251.137.205.in-addr.arpa/PTR31.4%
org.ip4.unmetered.hosting/A31.4%
Rest:17681.5%
Total:216100%
Reset

UDP Queries Received

H104-193-134-136.AMsTERdam-NeTheRlANDs.IP4.UNmeTeReD.eXchanGE/CNAME2424.0%
197.204.182.199.in-addr.arpa/PTR2323.0%
202.126.88.38.in-addr.arpa/PTR1313.0%
172.192.104.in-addr.arpa/DNSKEY1212.0%
amsterdam-netherlands.ip4.unmetered.exchange/NS99.0%
38.172.192.104.in-addr.arpa/PTR77.0%
105.19.190.192.in-addr.arpa/PTR66.0%
132.175.192.104.in-addr.arpa/PTR44.0%
h104-218-59-49.ip4.unmetered.zone/A11.0%
ns2.highperformancecdn.com/CAA11.0%
Total:100100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for zones that we are not authoritative for

h104-193-134-136.aMSTERdam-NETHErLAnDs.IP4.UNMeTERED.exchAnge/CNAME20240.4%
AmstERDaM-NEThErLaNds.iP4.unmeTERED.ExChAnGe/NS10821.6%
197.204.182.199.in-addr.arpa/PTR6613.2%
IP4.UNMeTERED.exchAnge/NS346.8%
202.126.88.38.in-addr.arpa/PTR204.0%
172.192.104.in-addr.arpa/DNSKEY173.4%
38.172.192.104.in-addr.arpa/PTR163.2%
h104-193-134-136.AmStErDAm-netheRlaNDS.Ip4.UnmeTERED.eXChaNGe/AAAA112.2%
105.19.190.192.in-addr.arpa/PTR61.2%
132.175.192.104.in-addr.arpa/PTR40.8%
Rest:163.2%
Total:500100%

Variables

backend-queries1394915Number of queries sent to the backend(s)
corrupt-packets528Number of corrupt packets received
deferred-cache-inserts12Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup12Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts31Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup39Amount 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-queries0DNS update packets received.
dnsupdate-refused0DNS update packets that are refused.
incoming-notifications0NOTIFY packets received.
noerror-packets54911Number of times a NOERROR packet was sent out
nxdomain-packets386632Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit28287620Number of hits on the packet cache
packetcache-miss4600743Number of misses on the packet cache
packetcache-size430Number of entries in the packet cache
query-cache-hit1977612Number of hits on the query cache
query-cache-miss1394901Number of misses on the query cache
query-cache-size55767Number of entries in the query cache
rd-queries16176Number of recursion desired questions
recursing-answers0Number 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-packets77Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers50179Number of answers sent out over TCP
tcp-answers-bytes5578353Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries50197Number of TCP queries received
tcp4-answers47639Number of IPv4 answers sent out over TCP
tcp4-answers-bytes5409429Total size of answers sent out over TCPv4
tcp4-queries47652Number of IPv4 TCP queries received
tcp6-answers2540Number of IPv6 answers sent out over TCP
tcp6-answers-bytes168924Total size of answers sent out over TCPv6
tcp6-queries2545Number of IPv6 TCP queries received
timedout-packets5313Number of packets which weren't answered within timeout set
udp-answers32833793Number of answers sent out over UDP
udp-answers-bytes2032063045Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries31702889Number of UDP queries received with DO bit
udp-queries32839443Number of UDP queries received
udp4-answers22703886Number of IPv4 answers sent out over UDP
udp4-answers-bytes1415308396Total size of answers sent out over UDPv4
udp4-queries22709531Number of IPv4 UDP queries received
udp6-answers10129907Number of IPv6 answers sent out over UDP
udp6-answers-bytes616754649Total size of answers sent out over UDPv6
udp6-queries10129912Number of IPv6 UDP queries received
unauth-packets32234873Number of times a zone we are not auth for was queried
zone-cache-hit567942Number of zone cache hits
zone-cache-miss26126182Number of zone cache misses
zone-cache-size10Number of entries in the zone cache
backend-latency3476Average number of microseconds needed for a backend lookup
cache-latency20Average number of microseconds needed for a packet cache lookup
cpu-iowait155871Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal5984247Stolen 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-usage22Number of open filedescriptors
key-cache-size8Number of entries in the key cache
latency645Average number of microseconds needed to answer a question
meta-cache-size8Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage286392320Actual unique use of memory in bytes (approx)
receive-latency117Average number of microseconds needed to receive a query
ring-logmessages-capacity500000Maximum number of entries in the logmessages ring
ring-logmessages-size2Number of entries in the logmessages ring
ring-noerror-queries-capacity10Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size10Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity500Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size216Number of entries in the nxdomain-queries ring
ring-queries-capacity100Maximum number of entries in the queries ring
ring-queries-size100Number of entries in the queries ring
ring-remotes-capacity500000Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity500000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size12Number of entries in the remotes-corrupt ring
ring-remotes-size2Number of entries in the remotes ring
ring-remotes-unauth-capacity500000Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size317838Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity10000Maximum 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-size500Number of entries in the unauth-queries ring
send-latency65Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec2655768Number of msec spent in system time
udp-in-csum-errors32UDP 'in checksum' errors
udp-in-errors109987UDP 'in' errors
udp-noport-errors175969UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors8649UDP 'sndbuf' errors
udp6-in-csum-errors309UDP 'in checksum' errors over IPv6
udp6-in-errors36173UDP 'in' errors over IPv6
udp6-noport-errors1225UDP 'noport' errors over IPv6
udp6-recvbuf-errors35864UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors10UDP 'sndbuf' errors over IPv6
uptime1290460Uptime of process in seconds
user-msec13407371Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd