Collector Type : Agent
Category : Application Monitors
Application Name : DNS Server
Global Template Name : LINUX DNS Server Template
Description
The Domain Name System (DNS) is a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network.
Parameters
| Names | Default Value | Description |
|---|---|---|
| Named Stats Path | /var/cache/bind/named.stats | named.stats file path. |
| Pid path | /var/run/named/named.pid | The port on which squid is running. |
Note: All field attributes are mandatory, use default values wherever applicable.
Collected Metrics
| Metric Name | Display Name | Description |
|---|---|---|
| dns.requests.rcvd.ipv4 | DNS Requests Received Ipv4 | IPv4 requests received this also counts non query requests. |
| dns.responses.sent | DNS Responses Sent | IPv4 requests received this also counts non query requests. |
| dns.success.answered | DNS Success Answered | Queries resulted in a successful answer This means the query which returns a NOERROR response with at least one answer RR. |
| dns.auth.answered | DNS Authoritative Answer | Queries resulted in authoritative answers. |
| dns.nonauth.answered | DNS Non Authoritative Answer | Queries resulted in non authoritative answers. |
| dns.referal.answered | DNS Referral Answer | Queries resulted in referral answers. |
| dns.nxrrset.answered | DNS NXRREST Answer | Queries resulted in NOERROR responses with no data This corresponds to the nxrrset counter of previous versions of BIND 9. |
| dns.servfail.answered | DNS Servfail Answer | Queries resulted in SERVFAIL. |
| dns.nxdomain.answered | DNS Nxdomain Answer | Queries resulted in NXDOMAIN This corresponds to the nxdomain counter of previous versions of BIND 9. |
| dns.caused.recursion Queries which caused the server to perform recursion in order to find the final answers. | DNS Caused Recursion | |
| dns.duplicates | DNS Duplicates | Queries which the server attempted to recurse but discovered an existing query with the same IP address, port, query ID, name, type and class already being processed. |
| dns.dropped | DNS Dropped | Queries for which the server discovered an excessive number of existing recursive queries for the same name, type and class and were subsequently dropped. |
| dns.other.failures | DNS Other Failures | Other query failures. |
| dns.queries.sent.ipv4 | DNS Queries Sent Ipv4 | IPv4 queries sent. |
| dns.responses.rcvd.ipv4 | DNS Responses Received Ipv4 | IPv4 responses received. |
| dns.conns.est.ipv4 | DNS Connections Established Ipv4 | ipv4 socket i/o connections. |
| dns.success | DNS Success | Queries resulted in a success. |
| dns.referral | DNS Referral | Queries resulted in a referral. |
| dns.nxrrset | DNS NXRREST | Queries resulted in a NXRREST. |
| dns.nxdomain | DNS NXDOMAIN | Queries resulted in a NXDOMAIN. |
| dns.recursion | DNS Recursion | Queries resulted in a recursion. |
| dns.failure | DNS Failure | Queries resulted in a failure. |
| dns.response_time | DNS Response Time | Queries resulted in a response time. |