PowerDNS 4.8.3

Uptime: 21.2 days
Queries/second, 1, 5, 10 minute averages: 12, 12, 12. Max queries/second: 4848
Cache hitrate, 1, 5, 10 minute averages: 88.5%, 86.8%, 86.1%
Backend query cache hitrate, 1, 5, 10 minute averages: 48.1%, 50.8%, 51.6%
Backend query load, 1, 5, 10 minute averages: 0, 0, 0. Max queries/second: 600
Total queries: 44063720. Question/answer latency: 1.96ms


Reset

Log Messages

Limit of simultaneous TCP connections reached - raise max-tcp-connections10779.3%
[webserver] 72391f15-514e-4587-8b38-5ed9eb85063d Unable to parse request: HTTP version not supported10.7%
[webserver] ffea0bdc-194d-44f6-9398-3bbedf39ef58 Unable to parse request: HTTP version not supported10.7%
[webserver] fb0e5f0b-01a5-4bc3-8978-0e176eec1f89 Unable to parse request: Malformed header line10.7%
[webserver] ef401e93-2efe-487b-a0ba-cd16acfb2053 HTTP STL Exception: Timeout writing data10.7%
[webserver] e0e7b1e6-7f0a-486b-a95a-34ec8af7092d Unable to parse request: Malformed header line10.7%
[webserver] d1fe3525-6a3e-43a9-aba1-74d1a00dcb90 Unable to parse request: Malformed header line10.7%
[webserver] c32f691a-8ce0-497d-a4e2-5bd3cf838518 Unable to parse request: Malformed header line10.7%
[webserver] bcd30750-8f07-448c-8bc3-e705563b944a Unable to parse request: Malformed header line10.7%
[webserver] bbaeefe9-92c5-429f-994d-2626eb50896e Unable to parse request: HTTP version not supported10.7%
Rest:1914.1%
Total:135100%
Reset

Remote server IP addresses

2001:4958:732:2::21204.0%
194.158.84.210183.6%
194.158.95.136173.4%
16.24.16.3981.6%
151.5.216.12661.2%
151.5.216.25461.2%
151.5.216.25061.2%
67.215.84.6061.2%
151.5.216.12461.2%
2620:119:10::6061.2%
Rest:40180.2%
Total:500100%
Reset

Remote hosts sending corrupt packets

Total:0100%
Reset

Remote hosts querying zones for which we are not auth

194.158.95.136474.7%
194.158.84.210282.8%
16.24.16.39242.4%
15.185.61.94212.1%
2001:4958:732:2::21202.0%
15.184.140.118181.8%
34.223.47.148151.5%
2620:0:cce::78121.2%
67.215.82.78111.1%
67.215.84.57101.0%
Rest:79479.4%
Total:1000100%
Reset

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

h104-218-60-252.ip4.unmetered.hosting/AAAA5010.0%
252.60.218.104.In-adDR.ArpA/A5010.0%
56.62.218.104.in-addr.arpa/A295.8%
253.61.218.104.in-addr.arpa/A255.0%
h104-218-61-253.ip4.unmetered.hosting/AAAA255.0%
highperformancecdn.com/DNSKEY234.6%
h104-218-63-74.ip4.UNmETeREd.hoSTing/AAAA122.4%
h104-218-63-119.ip4.unmetered.hosting/AAAA112.2%
h104-218-63-76.ip4.unmetered.hosting/AAAA102.0%
h104-218-63-73.iP4.unMeterED.hOStiNG/AAAA71.4%
Rest:25851.6%
Total:500100%
Reset

Queries for nonexistent records within existent zones

H154-17-196-135.ip4.uNMEteRED.hosTINg/A121.1%
252.251.137.205.in-addr.arpa/PTR70.6%
252.251.137.205.in-addr.arpa/A70.6%
h154-3-118-111.ip4.unmetered.hosting/A70.6%
h154-17-193-43.IP4.UnMetEreD.HOStINg/A70.6%
1.251.137.205.in-addr.arpa/PTR70.6%
237.251.137.205.in-addr.arpa/PTR70.6%
h154-17-196-206.ip4.unmetered.hosting/MX60.5%
h154-3-115-211.ip4.unmetered.hosting/A50.4%
248.251.137.205.in-addr.arpa/PTR50.4%
Rest:107293.9%
Total:1142100%
Reset

UDP Queries Received

202.126.88.38.in-addr.arpa/PTR3838.0%
197.204.182.199.in-addr.arpa/PTR3232.0%
5.115.3.154.in-addr.arpa/PTR1717.0%
1.27.34.192.in-addr.arpa/PTR66.0%
1.19.190.192.in-addr.arpa/PTR44.0%
108.19.190.192.in-addr.arpa/PTR33.0%
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

197.204.182.199.in-addr.arpa/PTR15435930.9%
202.126.88.38.in-addr.arpa/PTR424198.5%
h104-218-60-119.ip4.unmetered.zone/A164033.3%
150.172.192.104.in-addr.arpa/PTR108492.2%
197.204.182.199.in-addr.arpa/A40370.8%
ip4.unmetered.zone/DNSKEY39570.8%
101.19.190.192.in-addr.arpa/PTR32720.7%
lb._dns-sd._udp.0.19.190.192.in-addr.arpa/PTR31140.6%
db._dns-sd._udp.0.19.190.192.in-addr.arpa/PTR30380.6%
b._dns-sd._udp.0.19.190.192.in-addr.arpa/PTR30230.6%
Rest:25552951.1%
Total:500000100%

Variables

backend-queries1761600Number of queries sent to the backend(s)
corrupt-packets688Number of corrupt packets received
deferred-cache-inserts13Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup13Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts37Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup45Amount 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-queries1DNS update packets received.
dnsupdate-refused1DNS update packets that are refused.
incoming-notifications0NOTIFY packets received.
noerror-packets74871Number of times a NOERROR packet was sent out
nxdomain-packets478722Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit37813764Number of hits on the packet cache
packetcache-miss6318605Number of misses on the packet cache
packetcache-size885Number of entries in the packet cache
query-cache-hit2505403Number of hits on the query cache
query-cache-miss1761585Number of misses on the query cache
query-cache-size6268Number of entries in the query cache
rd-queries22602Number 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-packets180Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers70520Number of answers sent out over TCP
tcp-answers-bytes7928025Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries70538Number of TCP queries received
tcp4-answers67448Number of IPv4 answers sent out over TCP
tcp4-answers-bytes7720375Total size of answers sent out over TCPv4
tcp4-queries67461Number of IPv4 TCP queries received
tcp6-answers3072Number of IPv6 answers sent out over TCP
tcp6-answers-bytes207650Total size of answers sent out over TCPv6
tcp6-queries3077Number of IPv6 TCP queries received
timedout-packets5313Number of packets which weren't answered within timeout set
udp-answers44057917Number of answers sent out over UDP
udp-answers-bytes2739264074Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries42520907Number of UDP queries received with DO bit
udp-queries44063736Number of UDP queries received
udp4-answers30525517Number of IPv4 answers sent out over UDP
udp4-answers-bytes1915558164Total size of answers sent out over UDPv4
udp4-queries30531331Number of IPv4 UDP queries received
udp6-answers13532400Number of IPv6 answers sent out over UDP
udp6-answers-bytes823705910Total size of answers sent out over UDPv6
udp6-queries13532405Number of IPv6 UDP queries received
unauth-packets43282126Number of times a zone we are not auth for was queried
zone-cache-hit733065Number of zone cache hits
zone-cache-miss36338944Number of zone cache misses
zone-cache-size10Number of entries in the zone cache
backend-latency6625Average number of microseconds needed for a backend lookup
cache-latency18Average number of microseconds needed for a packet cache lookup
cpu-iowait164557Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal6066415Stolen 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
latency5834Average 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-usage372707328Actual unique use of memory in bytes (approx)
receive-latency4570Average number of microseconds needed to receive a query
ring-logmessages-capacity1000Maximum number of entries in the logmessages ring
ring-logmessages-size135Number of entries in the logmessages ring
ring-noerror-queries-capacity500Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size500Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity10000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size1142Number 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-capacity500Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity100Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size0Number of entries in the remotes-corrupt ring
ring-remotes-size500Number 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-capacity500Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity500000Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size500000Number of entries in the unauth-queries ring
send-latency875Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec3722958Number of msec spent in system time
udp-in-csum-errors32UDP 'in checksum' errors
udp-in-errors115034UDP 'in' errors
udp-noport-errors183123UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors8649UDP 'sndbuf' errors
udp6-in-csum-errors310UDP 'in checksum' errors over IPv6
udp6-in-errors38690UDP 'in' errors over IPv6
udp6-noport-errors1299UDP 'noport' errors over IPv6
udp6-recvbuf-errors38380UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors10UDP 'sndbuf' errors over IPv6
uptime1828740Uptime of process in seconds
user-msec18761121Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd