PowerDNS 4.8.3

Uptime: 3.66 days
Queries/second, 1, 5, 10 minute averages: 6, 27, 31. Max queries/second: 987
Cache hitrate, 1, 5, 10 minute averages: 84.2%, 82.5%, 83.6%
Backend query cache hitrate, 1, 5, 10 minute averages: 55.7%, 58.2%, 58.6%
Backend query load, 1, 5, 10 minute averages: 0, 0, 0. Max queries/second: 13
Total queries: 5423466. Question/answer latency: 0.872ms


Reset

Log Messages

Limit of simultaneous TCP connections reached - raise max-tcp-connections3331.1%
[webserver] d09f0fa8-2f80-4cc3-a9d0-151c1633759f Unable to parse request: HTTP version not supported10.9%
[webserver] 95cc317e-b7ea-4842-a21c-5198805c0b1f Unable to parse request: HTTP version not supported10.9%
[webserver] cbef93bb-dea9-4780-bd66-4cfe01b483a7 Unable to parse request: HTTP version not supported10.9%
[webserver] c8259eee-8428-435d-b126-fcbda2091dbc Unable to parse request: HTTP version not supported10.9%
[webserver] c63bc970-ea74-4ac1-8a2b-1b3598487f45 HTTP STL Exception: Writing data: Broken pipe10.9%
[webserver] c2b82ee2-7c9a-4bac-85b1-753223f2c0af HTTP STL Exception: Writing data: Broken pipe10.9%
[webserver] b6408023-ee57-4499-a88e-103748e8ee96 HTTP STL Exception: Reading from a socket: Connection reset by peer10.9%
[webserver] aeb72b22-65e0-4e0f-865d-8771004eb0bf Unable to parse request: HTTP version not supported10.9%
[webserver] ae7e1fcc-e99e-417c-b2fc-57cff2525dc2 Unable to parse request: HTTP version not supported10.9%
Rest:6460.4%
Total:106100%
Reset

Remote server IP addresses

67.215.84.57262.6%
67.215.84.62242.4%
2620:119:10::57212.1%
208.181.104.218191.9%
2620:119:10::62191.9%
67.215.84.58181.8%
67.215.84.61161.6%
67.215.84.59141.4%
2620:119:10::58141.4%
240e:5e:4004:13::2131.3%
Rest:81681.6%
Total:1000100%
Reset

Remote hosts sending corrupt packets

45.156.87.79266.7%
20.168.127.155133.3%
Total:3100%
Reset

Remote hosts querying zones for which we are not auth

67.215.84.57262.6%
67.215.84.62242.4%
2620:119:10::57212.1%
2620:119:10::62191.9%
208.181.104.218191.9%
67.215.84.58181.8%
67.215.84.61161.6%
67.215.84.59141.4%
2620:119:10::58141.4%
240e:5e:4004:13::2131.3%
Rest:81681.6%
Total:1000100%
Reset

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

Total:0100%
Reset

Queries for nonexistent records within existent zones

254.251.137.205.in-addr.arpa/PTR814.5%
1.251.137.205.in-addr.arpa/PTR712.7%
h154-3-127-99.IP4.UNMETErED.hOstIng/A35.5%
wpad.ip4.unmetered.hosting/AAAA35.5%
H154-3-127-99.iP4.unmETERED.hOSTiNG/AAAA23.6%
wpad.ip4.unmetered.hosting/A23.6%
235.251.137.205.in-addr.arpa/A23.6%
239.251.137.205.in-addr.arpa/PTR23.6%
br.ip4.unmetered.hosting/A11.8%
vgnvcqoa.ip4.unmetered.hosting/A11.8%
Rest:2443.6%
Total:55100%
Reset

UDP Queries Received

197.204.182.199.in-addr.arpa/PTR234523.4%
60.174.192.104.in-addr.arpa/PTR3843.8%
h104-218-61-36.ip4.unmetered.zone/A3333.3%
lb._dns-sd._udp.239.201.17.154.in-addr.arpa/PTR1701.7%
51.173.192.104.in-addr.arpa/PTR1541.5%
175.192.104.in-addr.arpa/NS1231.2%
10.26.34.192.in-addr.arpa/PTR1231.2%
216.173.192.104.in-addr.arpa/PTR1171.2%
92.174.192.104.in-addr.arpa/PTR1001.0%
51.172.192.104.in-addr.arpa/PTR961.0%
Rest:605560.5%
Total:10000100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for zones that we are not authoritative for

h38-88-127-14.ip4.unmetered.zone/A770.0%
197.204.182.199.in-addr.arpa/PTR220.0%
10.26.34.192.in-addr.arpa/PTR110.0%
Total:10100%

Variables

backend-queries101414Number of queries sent to the backend(s)
corrupt-packets5189Number of corrupt packets received
deferred-cache-inserts4Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup0Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts0Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup0Amount 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-packets20430Number of times a NOERROR packet was sent out
nxdomain-packets69470Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit4434157Number of hits on the packet cache
packetcache-miss997286Number of misses on the packet cache
packetcache-size5781Number of entries in the packet cache
query-cache-hit239436Number of hits on the query cache
query-cache-miss101412Number of misses on the query cache
query-cache-size697Number of entries in the query cache
rd-queries3077Number 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-packets390Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers8275Number of answers sent out over TCP
tcp-answers-bytes685568Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries8283Number of TCP queries received
tcp4-answers5752Number of IPv4 answers sent out over TCP
tcp4-answers-bytes506489Total size of answers sent out over TCPv4
tcp4-queries5760Number of IPv4 TCP queries received
tcp6-answers2523Number of IPv6 answers sent out over TCP
tcp6-answers-bytes179079Total size of answers sent out over TCPv6
tcp6-queries2523Number of IPv6 TCP queries received
timedout-packets0Number of packets which weren't answered within timeout set
udp-answers5423382Number of answers sent out over UDP
udp-answers-bytes340651079Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries5177456Number of UDP queries received with DO bit
udp-queries5423466Number of UDP queries received
udp4-answers3783308Number of IPv4 answers sent out over UDP
udp4-answers-bytes237602946Total size of answers sent out over UDPv4
udp4-queries3783392Number of IPv4 UDP queries received
udp6-answers1640074Number of IPv6 answers sent out over UDP
udp6-answers-bytes103048133Total size of answers sent out over UDPv6
udp6-queries1640074Number of IPv6 UDP queries received
unauth-packets5293798Number of times a zone we are not auth for was queried
zone-cache-hit99213Number of zone cache hits
zone-cache-miss5970689Number of zone cache misses
zone-cache-size10Number of entries in the zone cache
backend-latency1744Average number of microseconds needed for a backend lookup
cache-latency17Average number of microseconds needed for a packet cache lookup
cpu-iowait355454Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal3807236Stolen 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
latency872Average 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-usage179642368Actual unique use of memory in bytes (approx)
receive-latency107Average number of microseconds needed to receive a query
ring-logmessages-capacity500Maximum number of entries in the logmessages ring
ring-logmessages-size106Number of entries in the logmessages ring
ring-noerror-queries-capacity500000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size0Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity500000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size55Number of entries in the nxdomain-queries ring
ring-queries-capacity10000Maximum number of entries in the queries ring
ring-queries-size10000Number of entries in the queries ring
ring-remotes-capacity1000Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity500000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size3Number of entries in the remotes-corrupt ring
ring-remotes-size1000Number of entries in the remotes ring
ring-remotes-unauth-capacity1000Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size1000Number 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-capacity10Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size10Number of entries in the unauth-queries ring
send-latency39Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec469331Number of msec spent in system time
udp-in-csum-errors10433UDP 'in checksum' errors
udp-in-errors5888865UDP 'in' errors
udp-noport-errors3241396UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors2147UDP 'sndbuf' errors
udp6-in-csum-errors423UDP 'in checksum' errors over IPv6
udp6-in-errors1567852UDP 'in' errors over IPv6
udp6-noport-errors1307603UDP 'noport' errors over IPv6
udp6-recvbuf-errors1567429UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors0UDP 'sndbuf' errors over IPv6
uptime316495Uptime of process in seconds
user-msec2498532Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd