Detailed Explanation of Disaster Recovery Solution for Backup and Disaster Recovery across Availability Zones in the Same Cloud

cloud availability zone

Cloud availability zone (Availability Zone, AZ) is an availability zone is a collection of one or more physical data centers, with independent wind, fire, water and electricity, and logically divides computing, network, storage and other resources into multiple clusters in the availability zone . Multiple availability zones in a region are connected by high-speed optical fibers to meet the needs of users to build high-availability systems across availability zones.


 

Disaster recovery solution for cross-availability zone backup in the same cloud

Many cloud providers use cloud availability zones to provide enterprises with high-availability backup and disaster recovery solutions across availability zones on the same cloud. Cloud providers can implement multiple redundancy and fault tolerance by deploying applications and data in different availability zones, thereby improving system availability and reliability. If an availability zone fails or becomes unavailable, applications and data can be automatically switched to other availability zones to ensure business continuity and stability.

As cloud availability zones become more mature, enterprises have also begun to deploy their own disaster recovery solutions for same-cloud, cross-availability zone backup. This is because:

  • Flexibility: The same-cloud cross-availability zone backup disaster recovery solution deployed by enterprises according to their actual needs and business conditions is more flexible and is not restricted by cloud providers.
  • Autonomy: Enterprises can realize the automation and management of disaster recovery through their own management tools and automated scripts, so as to better control the disaster recovery process and effect, and reduce business downtime and data loss.
  • Cost control: Cross-availability zone disaster recovery is a common solution for cloud business disaster recovery. The cost investment is low. The network is interconnected through the intranet, and there is basically no network cost.

Advantages of the backup disaster recovery solution for cross-availability zones in the same cloud

  • Easy to manage: cross-availability zone disaster recovery is easier to implement and manage, because the network and management tools between different availability zones of the same cloud service provider are the same, and cross-cloud disaster recovery needs to deal with the issues between different cloud service providers issues such as different management tools and network configurations.
  • Minute-level RPO and RTO: Cross-availability zone disaster recovery usually has faster response speed and lower latency, because availability zones in the same region can communicate with each other through the intranet and connect through a high-speed network. Generally, availability zones in the same region usually No more than tens of kilometers, low network delay (ms level).
  • No impact on business rhythm: For industries that require business speed, the production end and disaster recovery end can be deployed in two independent availability zones in the same cloud and region to ensure that the business processing speed will not be affected after the disaster recovery system is activated. difference.

How does an enterprise choose a backup and disaster recovery tool that is in the same cloud and across availability zones?

Same-cloud backup and disaster recovery across availability zones is a cloud-based backup and disaster recovery solution. Therefore, backup and disaster recovery tools are required to be highly adaptable to the cloud, and the advantages of cloud disaster recovery are fully utilized to achieve highly automated and inclusive cloud capacity. disaster. However, there are few disaster recovery tools on the market that can be closely integrated with the cloud.

HyperBDR cloud disaster recovery is a cloud-native business-level disaster recovery tool. Its two core technologies: hostless data synchronization technology, lowering the cost of disaster recovery data storage; Boot in Cloud technology, which supports one-click recovery of business hosts in the cloud to an available state, effectively reducing RTO. Currently supports domestic and international 20+ cloud and 40+ cloud versions.

Boot in Cloud Technology

HyperBDR deeply connects with more than 20+ cloud platform API interfaces, makes full use of dozens of interfaces of the cloud platform to realize the creation, reading, management and arrangement of resources on the cloud, quickly builds and deploys cloud-based disaster recovery applications, and realizes true cloud native disaster recovery. After the disaster recovery configuration is completed, there is no need to start the computing instance in advance. When a disaster occurs, the backup business system can be pulled up on the cloud to an available state with one click, and directly restored to the operating system login page, achieving minute-level RTO.

Hostless data synchronization technology

In the process of disaster recovery, HyperBDR innovatively stores the block data slices of the source host into cloud object storage, and only combines them into blocks during recovery, and uses cloud native capabilities to restore them into hosts. This measure makes disaster recovery no longer consume the target platform's data Any computing resource reduces the cost of disaster recovery storage to an extremely low cost of only 1.3 yuan/GB per year. In addition, there is no need to pay additional fees for data transmission using object storage in a public cloud environment, and the TCO of disaster recovery is greatly reduced.


 

 

In addition, HyperBDR also has the following advantages:

Resource group disaster recovery to improve efficiency

Based on cloud-native orchestration capabilities, HyperBDR can support the overall recovery of business resource groups, realizing the combination of cloud resources and business resource orchestration. Enterprises can organize and organize management in groups according to business type, business importance level, business location, etc. When a disaster occurs, the enterprise can only directly pull up the damaged service resource group, or pull up the business in batches according to the importance of the business, so as to improve the efficiency of disaster recovery, shorten the RTO, and minimize the loss of the enterprise.

"Three-step" wizard interface, easy to operate

HyperBDR adopts a minimalist "three-step" wizard-style interface design. You only need to perform "1. Select the host - 2. Disaster recovery configuration - 3. Start disaster recovery" to complete the disaster recovery deployment and normal operation and maintenance operation, greatly reducing the threshold for cloud disaster recovery, improving disaster recovery efficiency, and avoiding human misoperation.


 

Repeated drills on the cloud to improve the utilization of disaster recovery resources

After the deployment of the disaster recovery solution is completed, the enterprise can conduct regular disaster recovery drills according to actual needs to ensure the high availability of the disaster recovery solution. Based on the highly automated features of HyperBDR and the ability to launch services without a host in the cloud with one click, enterprises can use HyperBDR to launch a rehearsal volume with one click, restore services to any specified point in time according to a custom snapshot policy, and restore the services at the corresponding time Disaster recovery drills are performed on system data and status without affecting the production environment. Enterprises can also make full use of the disaster recovery drill environment to realize business testing, business simulation, and security incident process backtracking, and improve the utilization rate of disaster recovery resources.

Backup disaster recovery across availability zones on the same cloud can improve the availability and reliability of enterprise business on the cloud. As a third-party disaster recovery software tool independent of cloud providers, HyperBDR has lower technical difficulty and lower maintenance costs than cloud provider solutions. A set of disaster recovery products supports multi-cloud service provider disaster recovery solutions, and has high scalability in the later stage. When there are other cross-multi-cloud disaster recovery needs, there is no need to repeatedly select disaster recovery technology solutions to help enterprises "one-click cloud disaster recovery".

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Origin blog.csdn.net/OneProCloud/article/details/130505708