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Questions tagged [disaster-recovery]

This tag should only be used for **programming questions** that relate to the recovery of data or services in the event of a disaster situation. Non-programming questions are OFF-TOPIC.

This tag should only be used for programming questions that relate to the recovery of data in the event of a disaster situation.

Any non-programming disaster recovery questions are not on-topic, and may be more appropriate on Server Fault.

277 questions
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How are consumers setup in Active - Active Kafka setup

We are having Active Active Kafka cluster setup with topic renaming using Mirror Maker 2.0 as specified in https://strimzi.io/blog/2020/03/30/introducing-mirrormaker2/. I believe topic such as us-email are setup as…
Madhur Ahuja
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How to use Azure Recovery Services Vault azure python package to fetch Disaster Recovery Services details?

I am trying to fetch the Disaster Recovery Backup details of azure recovery vault services like VM's details, disk details etc. using azure recovery services/ azure recovery backup services client(python). There are no proper examples anywhere in…
shreyas Moolya
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What is the point of having Geo-redundant recovery service vault with/without Cross region restore?

There are two back up configuration options for Azure Recovery Service Vault - LRS vs GRS This is a question regarding Azure Recovery Service Vault. How does geo-redundant enabled recovery service vault being handled when its residing region failed…
csamleong
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What are the best practices to follow for multi-region failover when there are SQS messages queued in the failing region?

Assume that I have a full-stack replicated and running on two geographical regions A and B, and the ELB application of region A has fallen for some reason, so we need to redirect all traffic to region B. Assuming that there are messages queued in…
Mohamed Gamal
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1 answer

Is posible recovery remote git repository after server broken using only a local copy?

For some reason, remote git repository was broken and there aren´t backups, but there are a lot of local repositories in developer machines. Every developer machine has a few branches that they use, but anyone has all branches checkout in local…
Juan Jiménez
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1 answer

Make Azure SQL database offline in a failover group

Any idea how I can turn off/bring down primary Azure SQL database / SQL Server in fail over group to replicate an actual scenario like a data center is down? I tried renaming but doesn't work. All I am trying to do is take one of the Azure SQL…
s-a-n
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What happens with Azure Resource Groups when an azure region is lost?

I know that Azure Resource group must be created with a location, because that is where the metadata for that RG will reside. Our application currently has a resource group in a location (eg : East US) that contain resources located in multiple…
Masterbaker
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Kafka Mirror Maker : Sync __consumer_offsets topic duplicates

Following to the solution mentioned here kafka-mirror-maker-failing-to-replicate-consumer-offset-topic. I was able to start mirror maker without any error across DC1(Live Kafka cluster) and DC2(Backup Kafka cluster) clusters. Looks like it is also…
suraj_fale
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raft: tocommit(331448) is out of range. Was the raft log corrupted, truncated, or lost?

I currently have a multimaster cluster deployment of Kubernetes on AWS, realized by kops. I have made a snapshot of the master EBS. I have tried to kill the master and I have attached to it a volume created by the snapshot itself. I have this output…
falberto89
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Disaster Recovery Kops Kubernetes Master Node on AWS

I have currently a cluster HA (with three multiple masters, one for every AZ) deployed on AWS through kops. Kops deploys a K8S cluster with a pod for etcd-events and a pod for etcd-server on every master node. Every one of this pods uses a mounted…
falberto89
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2 answers

Is there a guaranteed file resource on PHP?

Is there some url/stream that fopen will successfully open on most PHP installations? /dev/null is not available or openable on some systems. Something like php://temp should be a fairly safe bet, right? The application for this code that guarantees…
chiborg
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1 answer

Jenkins: Thinbackup Plugin compared to manual backup

I'm looking at ways to automatically backup our instance of Jenkins on a regular basis. One of the strategies I've seen for this is using the thinBackup Plugin. I've taken a look at the directory containing the backup that thinBackup creates, and it…
J0991
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What is Fabric Name and Protection Container Name for an Azure Site Recovery Vault

In the REST API for Azure Site Recovery Services located here: Get a list of replication protected items in Azure Site Recovery there are two pieces of information about the ASR vault which I am not able to find. These are needed as part of the GET…
Aman Sharma
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AWS DMS does not support CDC/Change tracking for RDS SQL Server.

It does not seem that AWS DMS (Database Migration Service) supports CDC (change tracking) for RDS SQL Server. I am trying to create RDS SQL Server read-replicas to offload primary, for reporting. Also need a solution to continuously geo-replicate…
DevOps One
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Restore TFS 2010 databases on tfs 2015

Gone through lot of msdn documentation and forums but could not find solution. Pre Crash state => Single server TFS 2010 on sql 2008. Post Crash=> SQL backups of all databases including tfs collections were available. (No TFS backups) So I have…
Suresh
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