PowerDNS 4.3.1

Uptime: 2.87 months
Queries/second, 1, 5, 10 minute averages: 6, 8, 9. Max queries/second: 81
Cache hitrate, 1, 5, 10 minute averages: 15.2%, 16.2%, 15.2%
Backend query cache hitrate, 1, 5, 10 minute averages: 51.3%, 64.5%, 66.9%
Backend query load, 1, 5, 10 minute averages: 12, 11, 12. Max queries/second: 93
Total queries: 82518272. Question/answer latency: 0.285ms


Reset

Log Messages

Error resolving for fIrewALL.sERVICE.iNTERnAl.eE.NcU.edU.TW ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, A-record query returned Non-Existent domain, returning SERVFAIL7219.0%
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 Refused7018.5%
Error resolving for pw.service.internal.ee.ncu.edu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, A-record query returned Non-Existent domain, returning SERVFAIL6617.5%
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 SERVFAIL4211.1%
Error resolving for ldap-ssp.service.internal.ee.ncu.edu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, A-record query returned Non-Existent domain, returning SERVFAIL4010.6%
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 SERVFAIL307.9%
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 SERVFAIL256.6%
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 SERVFAIL174.5%
Error resolving for kanban.service.internal.ee.ncu.edu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, AAAA-record query returned Non-Existent domain, returning SERVFAIL164.2%
Total:378100%
Reset

Remote server IP addresses

140.115.152.12223723.7%
10.213.40.25412212.2%
140.115.70.14010810.8%
140.115.70.85969.6%
140.115.70.102404.0%
140.115.70.110353.5%
140.115.70.118292.9%
140.115.152.76282.8%
140.115.70.84212.1%
140.115.70.114191.9%
Rest:26526.5%
Total:1000100%
Reset

Remote hosts sending corrupt packets

140.115.152.659100.0%
Total:9100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.8516016.0%
140.115.70.14015815.8%
10.213.40.25412612.6%
140.115.70.110787.8%
140.115.70.102616.1%
140.115.70.118454.5%
140.115.70.114444.4%
140.115.152.152383.8%
140.115.152.76373.7%
140.115.70.247282.8%
Rest:22522.5%
Total:1000100%
Reset

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

ns.ce.ncu.edu.tw/AAAA7014.0%
ns2.ce.ncu.edu.tw/AAAA6513.0%
ns2.ee.ncu.edu.tw/AAAA5811.6%
nS.eE.NcU.EdU.Tw/AAAA5711.4%
ee.ncu.edu.tw/DNSKEY234.6%
solid08.ee.ncu.edu.tw/AAAA142.8%
ce.ncu.edu.tw/DNSKEY142.8%
mSIc8.Ee.NCu.EdU.Tw/AAAA112.2%
ReLaY2.Ee.ncu.EdU.tw/AAAA102.0%
vaplab.ce.ncu.edu.tw/AAAA81.6%
Rest:17034.0%
Total:500100%
Reset

Queries for non-existent records within existent domains

252.152.115.140.in-addr.arpa/PTR59271.2%
134.73.115.140.in-addr.arpa/PTR58391.2%
21.152.115.140.in-addr.arpa/PTR52751.1%
128.152.115.140.in-addr.arpa/PTR39900.8%
63.152.115.140.in-addr.arpa/PTR39840.8%
64.70.115.140.in-addr.arpa/PTR39420.8%
62.73.115.140.in-addr.arpa/PTR38970.8%
16.154.115.140.in-addr.arpa/PTR38950.8%
250.154.115.140.in-addr.arpa/PTR38920.8%
49.70.115.140.in-addr.arpa/PTR38910.8%
Rest:45546891.1%
Total:500000100%
Reset

UDP Queries Received

dns.msftncsi.com/A212.1%
mobilenetworkscoring-pa.googleapis.com/AAAA202.0%
mobilenetworkscoring-pa.googleapis.com/A202.0%
a.root-servers.net/A181.8%
westus-0.in.applicationinsights.azure.com/A181.8%
p2p-tyo3.discovery.steamserver.net/A131.3%
connections.brother.com/A131.3%
www.google.com/A121.2%
www.google.com/AAAA121.2%
nS.cE.ncu.EdU.tw/A101.0%
Rest:84384.3%
Total:1000100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for domains that we are not authoritative for

mobilenetworkscoring-pa.googleapis.com/A4204.2%
mobilenetworkscoring-pa.googleapis.com/AAAA4204.2%
westus-0.in.applicationinsights.azure.com/A3833.8%
dns.msftncsi.com/A3383.4%
a.root-servers.net/A2973.0%
connections.brother.com/A2362.4%
p2p-tyo3.discovery.steamserver.net/A2252.2%
www.google.com/AAAA1241.2%
www.google.com/A1231.2%
time4.google.com.smb.com/AAAA1061.1%
Rest:732873.3%
Total:10000100%

Variables

corrupt-packets2037Number of corrupt packets received
deferred-cache-inserts33730Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup10489Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts23674Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup3677Amount 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-notifications160NOTIFY packets received.
overload-drops0Queries dropped because backends overloaded
packetcache-hit12436319Number of hits on the packet cache
packetcache-miss70113817Number of misses on the packet cache
packetcache-size780Number of entries in the packet cache
query-cache-hit236851311Number of hits on the query cache
query-cache-miss104293798Number of misses on the query cache
query-cache-size1256Number of entries in the query cache
rd-queries61463230Number of recursion desired questions
recursing-answers94207Number of recursive answers sent out
recursing-questions0Number of questions sent to recursor
recursion-unanswered11Number of packets unanswered by configured recursor
security-status0Security status based on regular polling
servfail-packets1083Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers39955Number of answers sent out over TCP
tcp-answers-bytes2666133Total size of answers sent out over TCP
tcp-queries39918Number of TCP queries received
tcp4-answers39955Number of IPv4 answers sent out over TCP
tcp4-answers-bytes2666133Total size of answers sent out over TCPv4
tcp4-queries39918Number 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-packets16329Number of packets which weren't answered within timeout set
udp-answers82501938Number of answers sent out over UDP
udp-answers-bytes7395410781Total size of answers sent out over UDP
udp-do-queries10533805Number of UDP queries received with DO bit
udp-queries82518278Number of UDP queries received
udp4-answers82407731Number of IPv4 answers sent out over UDP
udp4-answers-bytes7395410781Total size of answers sent out over UDPv4
udp4-queries82518278Number 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-iowait16440505Time 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-size38Number of entries in the key cache
latency371Average number of microseconds needed to answer a question
meta-cache-size109Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage119975936Actual unique use of memory in bytes (approx)
ring-logmessages-capacity10000Maximum number of entries in the logmessages ring
ring-logmessages-size378Number 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-capacity500000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size500000Number of entries in the nxdomain-queries ring
ring-queries-capacity1000Maximum number of entries in the queries ring
ring-queries-size1000Number of entries in the queries ring
ring-remotes-capacity1000Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity1000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size9Number 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-capacity500000Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity10000Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size10000Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec16313319Number of msec spent in system time
udp-in-errors39891UDP 'in' errors
udp-noport-errors568UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime7529212Uptime of process in seconds
user-msec23100461Number of msec spent in user time