PowerDNS 4.3.1

Uptime: 1.37 days
Queries/second, 1, 5, 10 minute averages: 2, 2, 2. Max queries/second: 286
Cache hitrate, 1, 5, 10 minute averages: 40.8%, 34.1%, 33.5%
Backend query cache hitrate, 1, 5, 10 minute averages: 54.4%, 55.1%, 55.7%
Backend query load, 1, 5, 10 minute averages: 3, 4, 3. Max queries/second: 384
Total queries: 414150. Question/answer latency: 0.047ms


Reset

Log Messages

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 Refused440.0%
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 SERVFAIL330.0%
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 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 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

127.0.0.1220.0%
3.250.81.25220.0%
172.71.129.129220.0%
172.253.196.16110.0%
140.115.152.68110.0%
140.115.70.97110.0%
140.115.152.161110.0%
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%
140.115.152.161440.0%
140.115.152.68110.0%
140.115.70.97110.0%
Total:10100%
Reset

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

ns.ce.ncu.edu.tw/AAAA330.0%
ce.ncu.edu.tw/DNSKEY110.0%
ns2.ee.ncu.edu.tw/AAAA110.0%
www2.ee.ncu.edu.tw/AAAA110.0%
data.ee.ncu.edu.tw/AAAA110.0%
aqua.ee.ncu.edu.tw/A110.0%
aqua.ee.ncu.edu.tw/AAAA110.0%
ns.ee.ncu.edu.tw/AAAA110.0%
Total:10100%
Reset

Queries for non-existent records within existent domains

57.72.115.140.in-addr.arpa/PTR220.0%
Sino.EE.nCU.eDU.Tw/MX220.0%
21.152.115.140.in-addr.arpa/A110.0%
21.152.115.140.in-addr.arpa/PTR110.0%
133.152.115.140.in-addr.arpa/PTR110.0%
39.73.115.140.in-addr.arpa/PTR110.0%
101.154.115.140.in-addr.arpa/PTR110.0%
docker.service.internal.ee.ncu.edu.tw/A110.0%
Total:10100%
Reset

UDP Queries Received

signaler-pa.clients6.google.com/TYPE65110.0%
ctldl.windowsupdate.com/AAAA110.0%
p2p-tyo3.discovery.steamserver.net/A110.0%
ce.ncu.edu.tw/DNSKEY110.0%
VaplaB.Ce.NcU.EDU.TW/A110.0%
ns.ce.ncu.edu.tw/AAAA110.0%
api.dns.ce.ncu.edu.tw/AAAA110.0%
ns2.ee.ncu.edu.tw/AAAA110.0%
kanban.service.internal.ee.ncu.edu.tw/A110.0%
docker.service.internal.ee.ncu.edu.tw/A110.0%
Total:10100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for domains that we are not authoritative for

main.vscode-cdn.net/A220.0%
main.vscode-cdn.net/TYPE65220.0%
signaler-pa.clients6.google.com/TYPE65110.0%
ctldl.windowsupdate.com/AAAA110.0%
dns.msftncsi.com/A110.0%
ntd-asus-2014b-en.fbs20.trendmicro.com/A110.0%
ntd-asus-2014b-en.fbs20.trendmicro.com/AAAA110.0%
p2p-tyo3.discovery.steamserver.net/A110.0%
Total:10100%

Variables

corrupt-packets0Number of corrupt packets received
deferred-cache-inserts533Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup99Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts560Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup37Amount 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-hit125507Number of hits on the packet cache
packetcache-miss289920Number of misses on the packet cache
packetcache-size639Number of entries in the packet cache
query-cache-hit790040Number of hits on the query cache
query-cache-miss605585Number of misses on the query cache
query-cache-size572Number of entries in the query cache
rd-queries136581Number of recursion desired questions
recursing-answers3577Number 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-packets0Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers1463Number of answers sent out over TCP
tcp-answers-bytes130167Total size of answers sent out over TCP
tcp-queries1467Number of TCP queries received
tcp4-answers1463Number of IPv4 answers sent out over TCP
tcp4-answers-bytes130167Total size of answers sent out over TCPv4
tcp4-queries1467Number 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-packets93Number of packets which weren't answered within timeout set
udp-answers414057Number of answers sent out over UDP
udp-answers-bytes26733078Total size of answers sent out over UDP
udp-do-queries150868Number of UDP queries received with DO bit
udp-queries414150Number of UDP queries received
udp4-answers410480Number of IPv4 answers sent out over UDP
udp4-answers-bytes26733078Total size of answers sent out over UDPv4
udp4-queries414150Number 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-iowait115397965Time 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
latency47Average number of microseconds needed to answer a question
meta-cache-size75Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage52101120Actual 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-capacity10Maximum number of entries in the queries ring
ring-queries-size10Number 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-capacity10Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size10Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec77398Number of msec spent in system time
udp-in-errors11316UDP 'in' errors
udp-noport-errors37966UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime118132Uptime of process in seconds
user-msec63277Number of msec spent in user time