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: 36.8%, 36.1%, 35.5%
Backend query cache hitrate, 1, 5, 10 minute averages: 57.1%, 59.4%, 59.9%
Backend query load, 1, 5, 10 minute averages: 5, 5, 5. Max queries/second: 418
Total queries: 13319883. Question/answer latency: 0.112ms


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 SERVFAIL6826.4%
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 SERVFAIL6023.3%
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 SERVFAIL3714.3%
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 SERVFAIL2610.1%
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 Refused238.9%
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 SERVFAIL166.2%
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 SERVFAIL155.8%
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%
[webserver] 796cef90-baeb-4b04-a4ac-b81aaea789fd HTTP ISE for "/": STL Exception: stoi10.4%
Total:258100%
Reset

Remote server IP addresses

140.115.70.1131919.0%
140.115.70.8588.0%
140.115.70.10377.0%
140.115.152.19677.0%
140.115.70.11055.0%
140.115.153.3844.0%
140.115.70.8444.0%
102.89.1.19144.0%
140.115.70.24733.0%
192.29.200.16833.0%
Rest:3636.0%
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

140.115.70.852424.0%
140.115.70.1031414.0%
140.115.70.1101111.0%
140.115.152.19677.0%
140.115.70.11366.0%
140.115.70.8455.0%
140.115.70.10155.0%
140.115.153.4044.0%
140.115.153.3844.0%
140.115.70.10633.0%
Rest:1717.0%
Total:100100%
Reset

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

ns.ce.ncu.edu.tw/AAAA10410.4%
ns2.ce.ncu.edu.tw/AAAA10110.1%
ns2.ee.ncu.edu.tw/AAAA929.2%
NS.EE.NcU.edu.tw/AAAA787.8%
ee.ncu.edu.tw/DNSKEY363.6%
reLAY2.EE.ncU.edu.Tw/AAAA212.1%
relay2.ce.ncu.edu.tw/AAAA191.9%
solid08.ee.ncu.edu.tw/AAAA151.5%
ce.ncu.edu.tw/DNSKEY131.3%
www.ee.ncu.edu.tw/AAAA111.1%
Rest:51051.0%
Total:1000100%
Reset

Queries for non-existent records within existent domains

1.70.115.140.in-addr.arpa/PTR58058.0%
151.154.115.140.in-addr.arpa/A252.5%
113.73.115.140.in-addr.arpa/PTR161.6%
151.154.115.140.in-addr.arpa/PTR141.4%
169.152.115.140.in-addr.arpa/PTR131.3%
21.152.115.140.in-addr.arpa/PTR90.9%
bbs.ee.ncu.edu.tw/MX90.9%
_mta-Sts.rELAy2.ee.Ncu.eDU.tW/TXT80.8%
138.152.115.140.in-addr.arpa/PTR70.7%
57.72.115.140.in-addr.arpa/PTR70.7%
Rest:31231.2%
Total:1000100%
Reset

UDP Queries Received

1.70.115.140.in-addr.arpa/PTR1717.0%
assets.msn.com/AAAA44.0%
telcom.ee.ncu.edu.tw/A44.0%
a.root-servers.net/A33.0%
137.158.115.140.in-addr.arpa/A33.0%
985303018.CE.nCU.EDU.Tw/AAAA33.0%
p2p-hkg1.discovery.steamserver.net/A22.0%
beacon.dropbox.com/A22.0%
connections.brother.com/A22.0%
ee.ncu.edu.tw/DNSKEY22.0%
Rest:5858.0%
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/A193.8%
a.root-servers.net/A183.6%
assets.msn.com/AAAA183.6%
connections.brother.com/A142.8%
p2p-tyo3.discovery.steamserver.net/A112.2%
p2p-hkg1.discovery.steamserver.net/A102.0%
mask-h2.icloud.com/A81.6%
mask.icloud.com/A81.6%
tunnel.googlezip.net/AAAA71.4%
tunnel.googlezip.net/A71.4%
Rest:38076.0%
Total:500100%

Variables

corrupt-packets891Number of corrupt packets received
deferred-cache-inserts9852Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup4724Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts13708Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup2230Amount 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-hit4391763Number of hits on the packet cache
packetcache-miss8961125Number of misses on the packet cache
packetcache-size542Number of entries in the packet cache
query-cache-hit24440871Number of hits on the query cache
query-cache-miss17444857Number of misses on the query cache
query-cache-size430Number of entries in the query cache
rd-queries5777525Number of recursion desired questions
recursing-answers59257Number 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-answers37221Number of answers sent out over TCP
tcp-answers-bytes2996308Total size of answers sent out over TCP
tcp-queries37240Number of TCP queries received
tcp4-answers37221Number of IPv4 answers sent out over TCP
tcp4-answers-bytes2996308Total size of answers sent out over TCPv4
tcp4-queries37240Number 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-answers13319455Number of answers sent out over UDP
udp-answers-bytes784864518Total size of answers sent out over UDP
udp-do-queries3197136Number of UDP queries received with DO bit
udp-queries13319883Number of UDP queries received
udp4-answers13260198Number of IPv4 answers sent out over UDP
udp4-answers-bytes784864518Total size of answers sent out over UDPv4
udp4-queries13319883Number 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-iowait45872924Time 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
latency112Average 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-usage64159744Actual unique use of memory in bytes (approx)
ring-logmessages-capacity500Maximum number of entries in the logmessages ring
ring-logmessages-size258Number 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-size500Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec3133532Number 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
uptime3933482Uptime of process in seconds
user-msec2717965Number of msec spent in user time