PowerDNS 4.8.4

Uptime: 28 days
Queries/second, 1, 5, 10 minute averages: 0, 0, 0. Max queries/second: 62
Cache hitrate, 1, 5, 10 minute averages: 16.4%, 14.3%, 23.9%
Backend query cache hitrate, 1, 5, 10 minute averages: 47.0%, 57.3%, 59.0%
Backend query load, 1, 5, 10 minute averages: 0, 0, 0. Max queries/second: 63
Total queries: 499964. Question/answer latency: 0.642ms


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Log Messages

[webserver] ab8bf492-f52a-4ece-8759-c24e2b128356 Unable to parse request: Malformed header line15.6%
[webserver] f3564848-19b7-46f0-b915-8a382e034e1b HTTP STL Exception: Reading from a socket: Connection reset by peer15.6%
[webserver] efe1f946-5fa0-4db1-b957-46a3798f090e Unable to parse request: Header key contains whitespace which is not allowed by RFC15.6%
[webserver] e3b315db-d4cc-42d9-ad65-23b9f5745a2e Unable to parse request: HTTP version not supported15.6%
[webserver] dec918f3-d22f-4d54-875c-a02fe3faca69 Unable to parse request: HTTP version not supported15.6%
[webserver] d432529e-6d09-4c90-9283-8fbd1c8a51c0 Unable to parse request: HTTP version not supported15.6%
[webserver] d1c91517-3ecb-475f-aa40-56db123df6ff Unable to parse request: HTTP version not supported15.6%
[webserver] bc5a82bb-88b7-46e5-a5a3-b5efb96d48ae Unable to parse request: HTTP version not supported15.6%
[webserver] bb6ba93d-2ea6-40e7-ae80-06d9f3ccaf85 HTTP STL Exception: Writing data: Broken pipe15.6%
[webserver] 09534367-e1de-4e23-9d37-95bc953d253d HTTP ISE for "/": STL Exception: stoi15.6%
Rest:844.4%
Total:18100%
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Remote server IP addresses

45.148.10.811836.2%
84.200.70.401033.5%
84.200.69.80752.5%
172.69.133.139481.6%
208.67.219.89471.6%
172.71.157.31461.6%
162.158.165.211451.5%
162.158.165.212451.5%
172.71.157.32401.4%
172.71.153.28401.4%
Rest:227277.2%
Total:2944100%
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Remote hosts sending corrupt packets

Total:0100%
Reset

Remote hosts querying zones for which we are not auth

72.52.83.21100.0%
Total:1100%
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Queries for existing records, but for type we don't have

asparnet.com/AAAA3100.0%
Total:3100%
Reset

Queries for nonexistent records within existent zones

ns2.asparnet.com/A3839.2%
ns2.asparnet.com/AAAA2626.8%
crm.tiyam.ir/A33.1%
ns1.amvajnet.ir/AAAA22.1%
pop.tiyam.ir/A11.0%
ns2.amvajnet.ir/AAAA11.0%
ns2.amvajnet.ir/A11.0%
ns1.amvajnet.ir/A11.0%
ns2.routerboards.ir/AAAA11.0%
ns2.routerboards.ir/A11.0%
Rest:2222.7%
Total:97100%
Reset

UDP Queries Received

ns2.asparnet.com/A3813.0%
ns1.asparnet.com/A3411.6%
ns2.asparnet.com/AAAA268.9%
asPaRNeT.cOm/A268.9%
ASPaRNET.cOM/AAAA258.6%
ns1.asparnet.com/AAAA206.8%
amvajnet.ir/A41.4%
asparnet.com/MX41.4%
crm.tiyam.ir/A31.0%
voipsara.ir/A31.0%
Rest:10937.3%
Total:292100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for zones that we are not authoritative for

gamberoon.ir/A1100.0%
Total:1100%

Variables

backend-queries211145Number of queries sent to the backend(s)
corrupt-packets2585Number of corrupt packets received
deferred-cache-inserts1557Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup237Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts687Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup38Amount 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-notifications0NOTIFY packets received.
noerror-packets64036Number of times a NOERROR packet was sent out
nxdomain-packets194777Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit219247Number of hits on the packet cache
packetcache-miss280567Number of misses on the packet cache
packetcache-size513Number of entries in the packet cache
query-cache-hit686158Number of hits on the query cache
query-cache-miss210902Number of misses on the query cache
query-cache-size41Number of entries in the query cache
rd-queries3254Number of recursion desired questions
recursing-answers0Number of recursive answers sent out
recursing-questions0Number of questions sent to recursor
recursion-unanswered0Number of packets unanswered by configured recursor
security-status1Security status based on regular polling
servfail-packets185Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers836Number of answers sent out over TCP
tcp-answers-bytes83893Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries842Number of TCP queries received
tcp4-answers836Number of IPv4 answers sent out over TCP
tcp4-answers-bytes83893Total size of answers sent out over TCPv4
tcp4-queries842Number 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-packets0Number of packets which weren't answered within timeout set
udp-answers499626Number of answers sent out over UDP
udp-answers-bytes39918331Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries422475Number of UDP queries received with DO bit
udp-queries499964Number of UDP queries received
udp4-answers499626Number of IPv4 answers sent out over UDP
udp4-answers-bytes39918331Total size of answers sent out over UDPv4
udp4-queries499964Number 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
unauth-packets54308Number of times a zone we are not auth for was queried
zone-cache-hit279582Number of zone cache hits
zone-cache-miss222262Number of zone cache misses
zone-cache-size11Number of entries in the zone cache
backend-latency940Average number of microseconds needed for a backend lookup
cache-latency23Average number of microseconds needed for a packet cache lookup
cpu-iowait262299Time 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-usage22Number of open filedescriptors
key-cache-size8Number of entries in the key cache
latency642Average number of microseconds needed to answer a question
meta-cache-size8Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage96206848Actual unique use of memory in bytes (approx)
receive-latency195Average number of microseconds needed to receive a query
ring-logmessages-capacity500000Maximum number of entries in the logmessages ring
ring-logmessages-size18Number of entries in the logmessages ring
ring-noerror-queries-capacity1000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size3Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity500Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size97Number of entries in the nxdomain-queries ring
ring-queries-capacity10000Maximum number of entries in the queries ring
ring-queries-size292Number of entries in the queries ring
ring-remotes-capacity10000Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity100Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size0Number of entries in the remotes-corrupt ring
ring-remotes-size2944Number of entries in the remotes ring
ring-remotes-unauth-capacity100Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size1Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity500Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity500000Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size1Number of entries in the unauth-queries ring
send-latency94Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec317240Number of msec spent in system time
udp-in-csum-errors0UDP 'in checksum' errors
udp-in-errors0UDP 'in' errors
udp-noport-errors14305UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors6UDP 'sndbuf' errors
udp6-in-csum-errors0UDP 'in checksum' errors over IPv6
udp6-in-errors0UDP 'in' errors over IPv6
udp6-noport-errors0UDP 'noport' errors over IPv6
udp6-recvbuf-errors0UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors0UDP 'sndbuf' errors over IPv6
uptime2423001Uptime of process in seconds
user-msec252737Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd