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Questions tagged [failover]

The automatic switching to a redundant or standby computer server, system, hardware component or network upon the failure or abnormal termination of the previously active application, server, system, hardware component, or network.

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3rd party application for windows service failover

We have a traditional client server application. The server side is a plain "old" windows service. To achieve higher availability in a rather quick way it would be ok to start with the service installed on two different servers. The services should…
Wim Van Houts
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How do I back up one standalone server to another in real-time?

I am in need of a failover environment where two servers are synchronized in real-time. I am working with two mini macs, and I have identified heartbeat and pacemaker as popular tools for monitoring if the failover environment needs to be brought…
user1075722
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Failover strategy for database application

I've got a writing and reading database application holding a local cache. In case of an application server fault a backup server shall start working. The primary and backup application can only run exclusively because of its local cache and some…
Franz Kafka
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Google Professional Cloud Exam Question -high traffic / relational databases crashes/replica is never promoted to a master

During a high traffic portion of the day, one of your relational databases crashes, but the replica is never promoted to a master. You want to avoid this in the future. What should you do? A. Use a different database B. Choose larger instances for…
Joycelyn Chua
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How does aws latency based routing in route 53 works?

I have two instances one each in Mumbai and North California. I have configured route 53 with the domain name. I want that if someone is coming from India, the request should go to Mumbai server but in case health checks fail they should be routed…
Kaustubh
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DNS reduce A record lookup time before try to other A record

I am working on Backup server (failover) for my websites. example.com is my domain, Host on IP 1.1.1.1 Copy of example.com, Host on IP 2.2.2.2 I want to use IP2 as backup only when IP 1 is down, so i set both IPS in my DNS A record. As per rule of…
Faisal Abbas
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Create WSFC for AlwaysON AG

PowerShell Script New-Cluster -Name "DI-XXX-YY-CLUSTER" -Node "di-XXX-YY-db1","di-XXX-YY-db2" -NoStorage -StaticAddress 172.17.XX.YYY Set-ClusterQuorum -NodeAndFileShareMajority "\\DI-XXX-YY-WS1\ClusterQuorum" Invoke-Command -ComputerName…
user1716729
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Failover mechanism for JMS consumer microservice is down

We are using activemq for micro services message broker. My query is about how to build failover mechanism for consumer service. If the consumer service is down , how to proceed further. Can we do somethign like hystrix or any other failover/circuit…
user2902546
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MongoDB as failover database

If a system is already running SQL Server, is it possible to use a NoSQL database (i,e MongoDb in particular) as the failover database in a SQL Server failover environment? Such that if the primary SQL node fails the secondary node running/hosting…
M. Hassaan
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Instant failover option - pinging hostname

im new here so bear with me. Im a trial period employee at a IT company which focuses on server solutions, failovers etc. I had a task to ping a machine through DNS, whenever machine shuts down the ping should continue (some sort of failover…
Jon
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Setting up servers with fault tolerance using Go and MySQL (failover)

I am working in a project where we are using Go as a web server and MySQL. We have been told to implement fault tolerance to handle a hardware crash. We were given 2 servers which have MySQL and the Go-server on them. We have succesfully set up…
Hellenberg
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EnterpriseDB Witness Server

I am about to setup Failover cluster with 1 primary and 1 standby database. The questions: Does the witness server required? In what condition we need witness server? Does witness server requires another EDB license? Apart from the primary and…
eStuff
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AWS Database Failover with external Tools like Tableau

Whilst I get how a Web Application set up with AWS using an ELB can access a Standby DB in case of AZ failure, how does that work if using reporting via Tableau not in AWS or some other product using JDBC to connect to that AWS DB? How does the…
thebluephantom
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AWS passive failover pricing

I have a reserved instance on AWS . I want to configure with route 53 failover policy. For this , I want to setup an ondemand passive server, which will takeover , once my primary reserved instance fail. I want to know the charges of this passive…
Ashok Bhati
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Routing Failover

I'm new at mikrotik, just configured wan1 as ether1 and wan2 as lte, If I unplug cable from ether1 it automatically connects to wan2 (lte1), but how to do that automatically change route to wan2 (lte) if no internet connection. (I've checked…
AlbaStar
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