PowerDNS 4.8.4

Uptime: 1.57 months
Queries/second, 1, 5, 10 minute averages: 2, 2, 2. Max queries/second: 78
Backend query cache hitrate, 1, 5, 10 minute averages: 23.3%, 23.8%, 24.0%
Backend query load, 1, 5, 10 minute averages: 8, 9, 8. Max queries/second: 268
Total queries: 13533799. Question/answer latency: 6.42ms


Reset

Log Messages

Backend launched with banner: OK Backend ready238831.0%
[PIPEBackend] Unable to launch, fatal argument error: Timeout waiting for data from coprocess4555.9%
Cleaning up4555.9%
Caught an exception instantiating a backend: Timeout waiting for data from coprocess4555.9%
Backend error: Timeout waiting for data from coprocess4505.8%
Limit of simultaneous TCP connections reached - raise max-tcp-connections3374.4%
[PIPEBackend] Unable to receive data from coprocess. Timeout waiting for data from coprocess951.2%
[PIPEBackend] Timeout waiting for data from coprocess951.2%
Backend reported permanent error which prevented lookup (Timeout waiting for data from coprocess), aborting951.2%
PDNSException while updating zone cache: Timeout waiting for data from coprocess50.1%
Rest:288237.4%
Total:7712100%
Reset

Remote server IP addresses

5.195.168.132250.0%
5.195.168.133250.0%
Total:4100%
Reset

Remote hosts sending corrupt packets

45.148.10.81976797.7%
146.190.81.34190.2%
64.225.107.222190.2%
134.199.148.83180.2%
143.110.217.66170.2%
168.95.43.161100.1%
128.1.32.103100.1%
168.95.43.17740.0%
168.95.43.18740.0%
168.95.43.19540.0%
Rest:1281.3%
Total:10000100%
Reset

Remote hosts querying zones for which we are not auth

195.66.215.250194342.2%
182.92.125.19657412.5%
122.228.23.2241132.5%
18.163.102.214861.9%
145.116.218.1831.8%
139.162.66.65531.2%
185.73.23.133410.9%
202.112.47.150340.7%
81.29.134.51320.7%
87.121.84.128310.7%
Rest:160935.0%
Total:4599100%
Reset

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

dime.5centscdn.com/AAAA9389.4%
penny.5CENTScDN.COM/AAAA9279.3%
5centscdn.com/DNSKEY6696.7%
SToRAGE-Na-01.cdnized.net/AAAA3713.7%
puLL-3793.5Centscdn.COM/HTTPS3383.4%
StorAGE-EU-01.CdnIzEd.nEt/AAAA2963.0%
StORAgE-ApaC-01.CDNIzEd.Net/AAAA2422.4%
entErpRIsE.CDniZEd.NET/AAAA2052.0%
puSh-1649.5CENtScDN.coM/AAAA1771.8%
PuLL-4624.5CentsCdN.cOM/AAAA1761.8%
Rest:566156.6%
Total:10000100%
Reset

Queries for nonexistent records within existent zones

Tm.5cENTSCDN.COM/A466.7%
dnstest.cdnized.net/NS116.7%
www.CdnIzed.NeT/A116.7%
Total:6100%
Reset

UDP Queries Received

DIme.5cEntSCdN.COm/A4285.1%
PenNy.5CeNTSCDN.cOM/A4245.1%
9B6LeZ5ElPxw-HLs-LIVE.5cenTsCDN.coM/A4084.9%
kR2Ay86Qo6Wy-hLs-Push.5CENtscDn.cOm/A4074.9%
storagE-NA-01.CDnizED.neT/A2873.4%
STorAge-Eu-01.cdNIzed.NET/A2743.3%
stORAGE-Eu-01.5CentsCdn.cOM/A2432.9%
pns32.5centscdn.com/A1601.9%
STORaGE-Na-01.5CENTsCDN.CoM/A1531.8%
pns31.5centscdn.com/A1391.7%
Rest:544865.1%
Total:8371100%
Reset

Queries that could not be answered due to backend errors

pull-4817.5centscdn.com/A13129.1%
5centscdn.com/NS327.1%
penny.5centscdn.com/A316.9%
dime.5centscdn.com/A316.9%
kR2Ay86qo6Wy-HLs-Push.5CEnTsCdN.CoM/A245.3%
9B6LEZ5Elpxw-hLS-LIVE.5cenTScdn.cOM/A194.2%
penny.5centscdn.com/AAAA194.2%
dime.5centscdn.com/AAAA173.8%
b434ea64-e511-4e55-a9a2-caa6278acaea.dnstest.cdnized.net/A153.3%
b434ea64-e511-4e55-a9a2-caa6278acaea.dnstest.cdnized.net/AAAA143.1%
Rest:11726.0%
Total:450100%
Reset

Queries for zones that we are not authoritative for

fusu.cc/TXT1100.0%
Total:1100%

Variables

backend-queries127548804Number of queries sent to the backend(s)
corrupt-packets65374Number of corrupt packets received
deferred-cache-inserts26644Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup6090Amount 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-queries6DNS update packets received.
dnsupdate-refused6DNS update packets that are refused.
incoming-notifications0NOTIFY packets received.
noerror-packets1673239Number of times a NOERROR packet was sent out
nxdomain-packets170940Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit0Number of hits on the packet cache
packetcache-miss0Number of misses on the packet cache
packetcache-size0Number of entries in the packet cache
query-cache-hit13822635Number of hits on the query cache
query-cache-miss44079928Number of misses on the query cache
query-cache-size12Number of entries in the query cache
rd-queries1450487Number 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-status1Security status based on regular polling
servfail-packets5894Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers41026Number of answers sent out over TCP
tcp-answers-bytes3517902Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries41068Number of TCP queries received
tcp4-answers24310Number of IPv4 answers sent out over TCP
tcp4-answers-bytes2013431Total size of answers sent out over TCPv4
tcp4-queries24350Number of IPv4 TCP queries received
tcp6-answers16716Number of IPv6 answers sent out over TCP
tcp6-answers-bytes1504471Total size of answers sent out over TCPv6
tcp6-queries16718Number of IPv6 TCP queries received
timedout-packets0Number of packets which weren't answered within timeout set
udp-answers13533323Number of answers sent out over UDP
udp-answers-bytes1108666345Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries11160713Number of UDP queries received with DO bit
udp-queries13533799Number of UDP queries received
udp4-answers13091874Number of IPv4 answers sent out over UDP
udp4-answers-bytes1071010854Total size of answers sent out over UDPv4
udp4-queries13092350Number of IPv4 UDP queries received
udp6-answers441449Number of IPv6 answers sent out over UDP
udp6-answers-bytes37655491Total size of answers sent out over UDPv6
udp6-queries441449Number of IPv6 UDP queries received
unauth-packets4599Number of times a zone we are not auth for was queried
zone-cache-hit0Number of zone cache hits
zone-cache-miss0Number of zone cache misses
zone-cache-size0Number of entries in the zone cache
backend-latency6189Average number of microseconds needed for a backend lookup
cache-latency0Average number of microseconds needed for a packet cache lookup
cpu-iowait3567513Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal7398203Stolen 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-usage36Number of open filedescriptors
key-cache-size7Number of entries in the key cache
latency6416Average number of microseconds needed to answer a question
meta-cache-size0Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage180248576Actual unique use of memory in bytes (approx)
receive-latency270Average number of microseconds needed to receive a query
ring-logmessages-capacity10000Maximum number of entries in the logmessages ring
ring-logmessages-size7712Number of entries in the logmessages ring
ring-noerror-queries-capacity10000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size10000Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity10000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size6Number of entries in the nxdomain-queries ring
ring-queries-capacity10000Maximum number of entries in the queries ring
ring-queries-size8371Number of entries in the queries ring
ring-remotes-capacity10000Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity10000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size10000Number of entries in the remotes-corrupt ring
ring-remotes-size4Number of entries in the remotes ring
ring-remotes-unauth-capacity10000Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size4599Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity10000Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size450Number of entries in the servfail-queries ring
ring-unauth-queries-capacity10000Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size1Number of entries in the unauth-queries ring
send-latency66Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec7653341Number of msec spent in system time
udp-in-csum-errors526UDP 'in checksum' errors
udp-in-errors3478078UDP 'in' errors
udp-noport-errors28584095UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
udp6-in-csum-errors1136UDP 'in checksum' errors over IPv6
udp6-in-errors296425UDP 'in' errors over IPv6
udp6-noport-errors5854UDP 'noport' errors over IPv6
udp6-recvbuf-errors295289UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors0UDP 'sndbuf' errors over IPv6
uptime4128006Uptime of process in seconds
user-msec12447695Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd