PowerDNS 4.3.1

Uptime: 1.5 months
Queries/second, 1, 5, 10 minute averages: 4, 4, 4. Max queries/second: 481
Cache hitrate, 1, 5, 10 minute averages: 35.5%, 34.5%, 34.6%
Backend query cache hitrate, 1, 5, 10 minute averages: 62.4%, 60.2%, 60.4%
Backend query load, 1, 5, 10 minute averages: 4, 5, 6. Max queries/second: 418
Total queries: 13307190. Question/answer latency: 0.085ms


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 SERVFAIL6826.7%
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 SERVFAIL6023.5%
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 SERVFAIL3714.5%
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 SERVFAIL2610.2%
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 Refused218.2%
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 SERVFAIL166.3%
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 SERVFAIL155.9%
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 SERVFAIL83.1%
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 SERVFAIL41.6%
Total:255100%
Reset

Remote server IP addresses

140.115.70.1133737.0%
140.115.70.851616.0%
140.115.70.10188.0%
140.115.70.7266.0%
140.115.70.8455.0%
140.115.152.15244.0%
140.115.70.11044.0%
140.115.152.19622.0%
140.115.153.4022.0%
140.115.152.16122.0%
Rest:1414.0%
Total:100100%
Reset

Remote hosts sending corrupt packets

140.115.152.651588.2%
140.115.70.106211.8%
Total:17100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.851616.0%
140.115.70.1011515.0%
140.115.70.1031212.0%
140.115.70.8499.0%
140.115.70.11399.0%
140.115.70.7277.0%
140.115.152.16155.0%
140.115.152.15244.0%
140.115.70.11044.0%
140.115.70.24733.0%
Rest:1616.0%
Total:100100%
Reset

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

ns.ce.ncu.edu.tw/AAAA10210.2%
ns.ee.ncu.edu.tw/AAAA939.3%
ns2.ce.ncu.edu.tw/AAAA929.2%
ns2.ee.ncu.edu.tw/AAAA828.2%
ee.ncu.edu.tw/DNSKEY383.8%
ce.ncu.edu.tw/DNSKEY222.2%
solid08.ee.ncu.edu.tw/AAAA212.1%
rELay2.Ee.ncU.edu.tw/AAAA161.6%
r532C.ee.Ncu.eDu.tw/AAAA151.5%
www.ce.ncu.edu.tw/AAAA131.3%
Rest:50650.6%
Total:1000100%
Reset

Queries for non-existent records within existent domains

1.70.115.140.in-addr.arpa/PTR55255.2%
225.154.115.140.in-addr.arpa/PTR212.1%
169.152.115.140.in-addr.arpa/PTR111.1%
_mta-sts.ReLayB.cE.nCU.Edu.Tw/TXT111.1%
138.152.115.140.in-addr.arpa/PTR101.0%
57.72.115.140.in-addr.arpa/PTR90.9%
21.152.115.140.in-addr.arpa/PTR80.8%
255.70.115.140.in-addr.arpa/PTR70.7%
234.70.115.140.in-addr.arpa/PTR70.7%
msoid.ce.ncu.edu.tw/A70.7%
Rest:35735.7%
Total:1000100%
Reset

UDP Queries Received

1.70.115.140.in-addr.arpa/PTR3131.0%
ipv6.msftconnecttest.com/A33.0%
ipv6.msftconnecttest.com/AAAA33.0%
hmt-lobby.nikke-kr.com/AAAA33.0%
p2p-hkg1.discovery.steamserver.net/A22.0%
dns.msftncsi.com/A22.0%
p2p-tyo3.discovery.steamserver.net/A22.0%
sg-dr.intlgame.com/AAAA22.0%
time4.google.com/AAAA22.0%
time4.google.com/A22.0%
Rest:4848.0%
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

p2p-hkg1.discovery.steamserver.net/A1100.0%
Total:1100%

Variables

corrupt-packets891Number of corrupt packets received
deferred-cache-inserts9842Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup4717Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts13699Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup2225Amount 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-queries2DNS update packets received.
dnsupdate-refused2DNS update packets that are refused.
incoming-notifications8NOTIFY packets received.
overload-drops0Queries dropped because backends overloaded
packetcache-hit4387273Number of hits on the packet cache
packetcache-miss8952914Number of misses on the packet cache
packetcache-size306Number of entries in the packet cache
query-cache-hit24417347Number of hits on the query cache
query-cache-miss17429071Number of misses on the query cache
query-cache-size452Number of entries in the query cache
rd-queries5771729Number of recursion desired questions
recursing-answers59226Number 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-packets96Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers37208Number of answers sent out over TCP
tcp-answers-bytes2995654Total size of answers sent out over TCP
tcp-queries37227Number of TCP queries received
tcp4-answers37208Number of IPv4 answers sent out over TCP
tcp4-answers-bytes2995654Total size of answers sent out over TCPv4
tcp4-queries37227Number 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-packets422Number of packets which weren't answered within timeout set
udp-answers13306762Number of answers sent out over UDP
udp-answers-bytes784148673Total size of answers sent out over UDP
udp-do-queries3194991Number of UDP queries received with DO bit
udp-queries13307190Number of UDP queries received
udp4-answers13247536Number of IPv4 answers sent out over UDP
udp4-answers-bytes784148673Total size of answers sent out over UDPv4
udp4-queries13307190Number 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-iowait45860885Time 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
latency85Average 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-usage64180224Actual unique use of memory in bytes (approx)
ring-logmessages-capacity500Maximum number of entries in the logmessages ring
ring-logmessages-size255Number of entries in the logmessages ring
ring-noerror-queries-capacity1000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size1000Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity1000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size1000Number 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-capacity100Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity1000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size17Number of entries in the remotes-corrupt ring
ring-remotes-size100Number of entries in the remotes ring
ring-remotes-unauth-capacity100Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size100Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity10000Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity500Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size1Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec3130613Number of msec spent in system time
udp-in-errors42520UDP 'in' errors
udp-noport-errors889UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime3930767Uptime of process in seconds
user-msec2716093Number of msec spent in user time