.. Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. .. include:: ../../../../common.defs .. _admin-stats-core-dns: DNS *** .. ts:stat:: global proxy.process.dns.fail_time integer :units: milliseconds :ungathered: The average time per DNS lookup, in milliseconds, which ultimately failed. .. ts:stat:: global proxy.process.dns.in_flight integer :type: gauge :ungathered: The number of DNS lookups currently in progress. .. ts:stat:: global proxy.process.dns.tcp_retries integer :type: gauge :ungathered: The number of DNS query over TCP in TCP_RETRY connection mode. .. ts:stat:: global proxy.process.dns.tcp_reset integer :type: gauge :ungathered: The number of resetting TCP connection in TCP_RETRY connection mode. .. ts:stat:: global proxy.process.dns.lookup_time integer :units: milliseconds :ungathered: The average time spent performing DNS lookups per host. .. ts:stat:: global proxy.process.dns.lookup_failures integer :type: counter :ungathered: The total number of DNS lookups which have failed since statistics collection began. .. ts:stat:: global proxy.process.dns.lookup_successes integer :type: counter :ungathered: The total number of DNS lookups which have succeeded since statistics collection began. .. ts:stat:: global proxy.process.dns.max_retries_exceeded integer :type: counter :ungathered: The number of DNS lookups which have been failed due to the maximum number of retries being exceeded. .. ts:stat:: global proxy.process.dns.retries integer :type: counter :ungathered: .. ts:stat:: global proxy.process.dns.success_time integer :units: milliseconds :ungathered: The average time per DNS lookup, in milliseconds, which have succeeded. .. ts:stat:: global proxy.process.dns.total_dns_lookups integer :type: counter :ungathered: The total number of DNS lookups which have been performed since statistics collection began.