PowerDNS 4.3.1

Uptime: 4.48 days
Queries/second, 1, 5, 10 minute averages: 2, 2, 2. Max queries/second: 49
Cache hitrate, 1, 5, 10 minute averages: 44.3%, 43.8%, 40.7%
Backend query cache hitrate, 1, 5, 10 minute averages: 60.3%, 56.5%, 55.2%
Backend query load, 1, 5, 10 minute averages: 2, 3, 2. Max queries/second: 41
Total queries: 822434. Question/answer latency: 0.069ms


Reset

Log Messages

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 SERVFAIL440.0%
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 Refused330.0%
[webserver] 1dd0fb6e-03ce-4be4-8e5c-87f9e476604a HTTP ISE for "/": STL Exception: stoi110.0%
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 SERVFAIL110.0%
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 SERVFAIL110.0%
Total:10100%
Reset

Remote server IP addresses

127.0.0.1110.0%
74.125.72.17110.0%
140.115.70.109110.0%
172.253.228.144110.0%
172.253.13.145110.0%
172.253.13.146110.0%
172.253.13.148110.0%
172.253.228.152110.0%
172.253.13.153110.0%
172.253.228.155110.0%
Total:10100%
Reset

Remote hosts sending corrupt packets

Total:0100%
Reset

Remote hosts querying domains for which we are not auth

140.115.152.152440.0%
140.115.70.109220.0%
140.115.153.40110.0%
140.115.70.106110.0%
140.115.70.143110.0%
140.115.152.161110.0%
Total:10100%
Reset

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

ns.ee.ncu.edu.tw/AAAA220.0%
relay2.ce.ncu.edu.tw/AAAA110.0%
ns.ce.ncu.edu.tw/AAAA110.0%
ee.ncu.edu.tw/AAAA110.0%
ns2.ee.ncu.edu.tw/AAAA110.0%
eecontrol137.ee.ncu.edu.tw/AAAA110.0%
solid08.ee.ncu.edu.tw/AAAA110.0%
NcUedaoj.Ee.nCU.edU.TW/AAAA110.0%
WWW.eE.nCU.EDU.tw/TXT110.0%
Total:10100%
Reset

Queries for non-existent records within existent domains

eecontrol137.ee.ncu.edu.tw.ee.ncu.edu.tw/AAAA440.0%
58.158.115.140.in-addr.arpa/PTR220.0%
155.157.115.140.in-addr.arpa/PTR110.0%
_8888._htTps.ncUEdAoJ.Ee.NcU.edU.Tw/TYPE65110.0%
tw.ee.ncu.edu.tw/NS110.0%
edu.tw.ee.ncu.edu.tw/NS110.0%
Total:10100%
Reset

UDP Queries Received

ns.ee.ncu.edu.tw/AAAA88.0%
dns.msftncsi.com/A66.0%
ns2.ee.ncu.edu.tw/AAAA55.0%
connections.brother.com/A44.0%
beacon.dropbox.com/A33.0%
ns2.ee.ncu.edu.tw/A33.0%
b241.ee.ncu.EDu.TW/A33.0%
maintenance.onstove.com/A33.0%
ee.ncu.edu.tw/AAAA33.0%
ns.ce.ncu.edu.tw/AAAA33.0%
Rest:5959.0%
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/A1010.0%
connections.brother.com/A88.0%
a.root-servers.net/A77.0%
maintenance.onstove.com/A55.0%
p2p-tyo3.discovery.steamserver.net/A44.0%
bolt.dropbox.com/A44.0%
www.youtube.com/A44.0%
remotedesktop-pa.googleapis.com/A33.0%
beacon.dropbox.com/A33.0%
t8.dropbox.com/A22.0%
Rest:5050.0%
Total:100100%

Variables

corrupt-packets75Number of corrupt packets received
deferred-cache-inserts1190Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup217Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts750Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup58Amount 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-hit276155Number of hits on the packet cache
packetcache-miss560421Number of misses on the packet cache
packetcache-size649Number of entries in the packet cache
query-cache-hit1449177Number of hits on the query cache
query-cache-miss1222801Number of misses on the query cache
query-cache-size461Number of entries in the query cache
rd-queries251466Number of recursion desired questions
recursing-answers5988Number 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-answers14422Number of answers sent out over TCP
tcp-answers-bytes596148Total size of answers sent out over TCP
tcp-queries14430Number of TCP queries received
tcp4-answers14422Number of IPv4 answers sent out over TCP
tcp4-answers-bytes596148Total size of answers sent out over TCPv4
tcp4-queries14430Number 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-answers822422Number of answers sent out over UDP
udp-answers-bytes55671785Total size of answers sent out over UDP
udp-do-queries351627Number of UDP queries received with DO bit
udp-queries822434Number of UDP queries received
udp4-answers816434Number of IPv4 answers sent out over UDP
udp4-answers-bytes55671785Total size of answers sent out over UDPv4
udp4-queries822434Number 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-iowait10328592Time 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
latency69Average 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-usage49446912Actual 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-msec227828Number 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
uptime386998Uptime of process in seconds
user-msec169290Number of msec spent in user time