Questions tagged [dns]

For use in questions relating to the Domain Name System and associated processing.

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details on how to connect to geographically close datacenter

I am reading a book about distributed systems. One of the options of data replication mentioned is the use of a "multi leader" approach and place each leader in a different datacenter. The main point ...
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Domain Independent Cluster on AWS

I am trying to work out whether it's possible to create a Domain Independent Workgroup Cluster in AWS (on Windows Server 2016 for use with SQL 2017 Availability Groups). This environment also has no ...
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281 views

IP from a different subnet is registered even after node and resource were removed

We run two SQL server at primary site in AlwaysOn High Availability Group on subnet 10.10.0.0/24 A third SQL server is running on secondary site in a different subnet 10.10.1.0/24 We have had third ...
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MongoDB replica set in swarm gets very slow when one node is down

I created a 3 nodes replicaset with mongodb that I host in a swarm environment. To do so, I created 3 services mongo1, mongo2, mongo3 with the same configuration. When I challenged the resiliency of ...
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Postgresql responses are slow without internet

I have a Postgres service in Centos 7 and it works normally. Each time when the internet service (by an IPS) is down, the responses are slow, other times the DNS is reset by an electrical trouble, ...
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MySQL DNS issue: skip-name-resolve connection fast but cannot log into email

MySql is used here with remote network connections, and after a reboot of the server these connections started taking 20-30 seconds to connect causing timeouts. Connections used to be nearly instant. ...
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363 views

How to create 2 MySQL Databases replication in real time, based on Dns Failover Website

At the moment I have server running with php+mysql+nginx+bind, its a backend system that i have developed for managing set-top-boxes(satellite boxes, iptv,ott boxes), based on clients actions it ...