PowerDNS 4.3.1

Uptime: 4.11 days
Queries/second, 1, 5, 10 minute averages: 1, 1, 1. Max queries/second: 40
Cache hitrate, 1, 5, 10 minute averages: 20.6%, 25.5%, 27.9%
Backend query cache hitrate, 1, 5, 10 minute averages: 50.0%, 51.2%, 50.9%
Backend query load, 1, 5, 10 minute averages: 3, 2, 2. Max queries/second: 41
Total queries: 750314. Question/answer latency: 0.196ms


Reset

Log Messages

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 Refused330.0%
Error resolving for kANBAN.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%
Error resolving for Pw.SErVIcE.iNTerNaL.ee.ncu.eDu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, AAAA-record query returned Non-Existent domain, returning SERVFAIL220.0%
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 SERVFAIL110.0%
Error resolving for lDAp-sSP.serVice.InTERNaL.ee.nCU.eDu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, AAAA-record query returned Non-Existent domain, returning SERVFAIL110.0%
Total:10100%
Reset

Remote server IP addresses

127.0.0.1220.0%
74.125.72.22110.0%
74.125.112.23110.0%
140.115.153.40110.0%
140.115.8.57110.0%
172.253.85.91110.0%
61.220.9.135110.0%
74.125.114.144110.0%
74.125.114.155110.0%
Total:10100%
Reset

Remote hosts sending corrupt packets

Total:0100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.113550.0%
140.115.152.152220.0%
140.115.153.40110.0%
140.115.8.57110.0%
140.115.70.106110.0%
Total:10100%
Reset

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

ns2.ee.ncu.edu.tw/AAAA440.0%
Ns2.ce.Ncu.edU.tW/AAAA110.0%
ns.ce.ncu.edu.tw/AAAA110.0%
ee.ncu.edu.tw/DNSKEY110.0%
linuxcad11.ee.ncu.edu.tw/AAAA110.0%
ns.ee.ncu.edu.tw/AAAA110.0%
www.ee.ncu.edu.tw/AAAA110.0%
Total:10100%
Reset

Queries for non-existent records within existent domains

139.152.115.140.in-addr.arpa/PTR220.0%
eecontrol137.ee.ncu.edu.tw.ee.ncu.edu.tw/AAAA220.0%
1.70.115.140.in-addr.arpa/PTR110.0%
136.70.115.140.in-addr.arpa/PTR110.0%
156.157.115.140.in-addr.arpa/PTR110.0%
pc75.eece.ce.ncu.edu.tw/A110.0%
webmail.bbs.ee.ncu.edu.tw/A110.0%
tw.ee.ncu.edu.tw/NS110.0%
Total:10100%
Reset

UDP Queries Received

dns.msftncsi.com/A77.0%
a.root-servers.net/A66.0%
ns2.ee.ncu.edu.tw/AAAA44.0%
connections.brother.com/A44.0%
1.70.115.140.in-addr.arpa/PTR22.0%
ns2.ee.ncu.edu.tw/A22.0%
kv601.prod.do.dsp.mp.microsoft.com/A22.0%
eecontrol137.ee.ncu.edu.tw/AAAA22.0%
pubsub-us01.aweray.net/A22.0%
ns.ce.ncu.edu.tw/A22.0%
Rest:6767.0%
Total:100100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for domains that we are not authoritative for

dns.msftncsi.com/A1717.0%
a.root-servers.net/A1515.0%
connections.brother.com/A1111.0%
edge.microsoft.com/A44.0%
time-nw.nist.gov/A33.0%
www.bing.com/A33.0%
edge.microsoft.com/TYPE6533.0%
228.152.124.49.in-addr.arpa/PTR22.0%
v10.events.data.microsoft.com/A22.0%
kv601.prod.do.dsp.mp.microsoft.com/A22.0%
Rest:3838.0%
Total:100100%

Variables

corrupt-packets75Number of corrupt packets received
deferred-cache-inserts1092Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup197Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts703Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup54Amount 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.
overload-drops0Queries dropped because backends overloaded
packetcache-hit249694Number of hits on the packet cache
packetcache-miss514527Number of misses on the packet cache
packetcache-size681Number of entries in the packet cache
query-cache-hit1331062Number of hits on the query cache
query-cache-miss1122343Number of misses on the query cache
query-cache-size477Number of entries in the query cache
rd-queries230225Number of recursion desired questions
recursing-answers4554Number 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-packets39Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers14159Number of answers sent out over TCP
tcp-answers-bytes573023Total size of answers sent out over TCP
tcp-queries14165Number of TCP queries received
tcp4-answers14159Number of IPv4 answers sent out over TCP
tcp4-answers-bytes573023Total size of answers sent out over TCPv4
tcp4-queries14165Number 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-packets12Number of packets which weren't answered within timeout set
udp-answers750302Number of answers sent out over UDP
udp-answers-bytes50903766Total size of answers sent out over UDP
udp-do-queries323151Number of UDP queries received with DO bit
udp-queries750314Number of UDP queries received
udp4-answers745748Number of IPv4 answers sent out over UDP
udp4-answers-bytes50903766Total size of answers sent out over UDPv4
udp4-queries750314Number 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-iowait9390527Time 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-size24Number of entries in the key cache
latency196Average number of microseconds needed to answer a question
meta-cache-size80Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage49418240Actual 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-capacity10Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size10Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity10Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size10Number 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-capacity10Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity10Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size0Number 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-capacity100Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size100Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec209144Number of msec spent in system time
udp-in-errors0UDP 'in' errors
udp-noport-errors238UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime354874Uptime of process in seconds
user-msec156437Number of msec spent in user time