PowerDNS 4.3.1

Uptime: 1.5 months
Queries/second, 1, 5, 10 minute averages: 5, 4, 4. Max queries/second: 481
Cache hitrate, 1, 5, 10 minute averages: 42.3%, 38.5%, 38.2%
Backend query cache hitrate, 1, 5, 10 minute averages: 62.4%, 59.2%, 58.7%
Backend query load, 1, 5, 10 minute averages: 5, 5, 5. Max queries/second: 418
Total queries: 13406314. Question/answer latency: 0.113ms


Reset

Log Messages

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 SERVFAIL615.0%
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 SERVFAIL615.0%
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 SERVFAIL615.0%
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 SERVFAIL512.5%
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 Refused25.0%
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 SERVFAIL25.0%
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 SERVFAIL25.0%
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 SERVFAIL25.0%
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 SERVFAIL25.0%
[webserver] 08799d11-fbe1-4582-9b12-7619ca1926e7 HTTP ISE for "/": STL Exception: stoi12.5%
Rest:615.0%
Total:40100%
Reset

Remote server IP addresses

140.115.70.1135353.0%
140.115.70.8588.0%
140.115.70.10655.0%
1.173.106.1044.0%
1.173.105.22644.0%
140.115.70.10344.0%
140.115.70.10244.0%
140.115.70.24733.0%
140.115.70.9022.0%
140.115.153.3822.0%
Rest:1111.0%
Total:100100%
Reset

Remote hosts sending corrupt packets

Total:0100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.1132929.0%
140.115.70.851717.0%
140.115.70.10388.0%
140.115.70.24755.0%
140.115.70.10644.0%
140.115.152.16144.0%
140.115.70.10944.0%
140.115.70.10244.0%
140.115.70.7244.0%
140.115.153.3944.0%
Rest:1717.0%
Total:100100%
Reset

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

NS.EE.NcU.edU.tw/AAAA10610.6%
ns2.ee.ncu.edu.tw/AAAA949.4%
ns2.ce.ncu.edu.tw/AAAA929.2%
ns.ce.ncu.edu.tw/AAAA898.9%
ee.ncu.edu.tw/DNSKEY404.0%
ce.ncu.edu.tw/DNSKEY393.9%
relay2.ee.ncu.edu.tw/AAAA202.0%
RELay2.cE.NCu.edU.tw/AAAA171.7%
solid08.ee.ncu.edu.tw/AAAA171.7%
EE.NCU.eDu.tW/AAAA121.2%
Rest:47447.4%
Total:1000100%
Reset

Queries for non-existent records within existent domains

1.70.115.140.in-addr.arpa/PTR26764.0%
138.152.115.140.IN-Addr.arpA/PTR81.9%
118.152.115.140.in-addr.arpa/PTR61.4%
115.154.115.140.in-addr.arpa/PTR51.2%
138.152.115.140.in-AdDr.aRPA/A41.0%
220.157.115.140.in-addr.arpa/A30.7%
mbox.ee.ncu.edu.tw/MX30.7%
945A2e063A.eE.nCU.Edu.tW/A30.7%
571B6CA328.eE.NCu.EDU.tw/A30.7%
relAY-5Ba7Ea60.NEt.aNYDeSK.COM.CE.NCu.EDu.tw/AAAA30.7%
Rest:11226.9%
Total:417100%
Reset

UDP Queries Received

1.70.115.140.in-addr.arpa/PTR4242.0%
1.50.168.192.in-addr.arpa/PTR66.0%
170.152.115.140.in-addr.arpa/A33.0%
a.root-servers.net/A33.0%
ns.ce.ncu.edu.tw/AAAA33.0%
170.152.115.140.in-addr.arpa/PTR22.0%
time3.google.com.smb.com/A22.0%
time3.google.com.smb.com/AAAA22.0%
time3.google.com/A22.0%
time3.google.com/AAAA22.0%
Rest:3333.0%
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/A214.2%
a.root-servers.net/A214.2%
connections.brother.com/A163.2%
p2p-hkg1.discovery.steamserver.net/A112.2%
p2p-tyo3.discovery.steamserver.net/A91.8%
time3.google.com/AAAA81.6%
time3.google.com/A81.6%
time3.google.com.smb.com/A81.6%
time3.google.com.smb.com/AAAA81.6%
time1.google.com.smb.com/A61.2%
Rest:38476.8%
Total:500100%

Variables

corrupt-packets903Number of corrupt packets received
deferred-cache-inserts9915Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup4751Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts13772Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup2241Amount 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-hit4424415Number of hits on the packet cache
packetcache-miss9015051Number of misses on the packet cache
packetcache-size468Number of entries in the packet cache
query-cache-hit24599144Number of hits on the query cache
query-cache-miss17544953Number of misses on the query cache
query-cache-size367Number of entries in the query cache
rd-queries5812939Number of recursion desired questions
recursing-answers60931Number 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-answers37382Number of answers sent out over TCP
tcp-answers-bytes3004371Total size of answers sent out over TCP
tcp-queries37401Number of TCP queries received
tcp4-answers37382Number of IPv4 answers sent out over TCP
tcp4-answers-bytes3004371Total size of answers sent out over TCPv4
tcp4-queries37401Number 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-answers13405886Number of answers sent out over UDP
udp-answers-bytes789928217Total size of answers sent out over UDP
udp-do-queries3214884Number of UDP queries received with DO bit
udp-queries13406314Number of UDP queries received
udp4-answers13344955Number of IPv4 answers sent out over UDP
udp4-answers-bytes789928217Total size of answers sent out over UDPv4
udp4-queries13406314Number 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-iowait45942272Time 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
latency113Average 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-usage61931520Actual unique use of memory in bytes (approx)
ring-logmessages-capacity500Maximum number of entries in the logmessages ring
ring-logmessages-size40Number 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-size417Number 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-size0Number 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-msec3152153Number 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
uptime3951293Uptime of process in seconds
user-msec2730082Number of msec spent in user time