Region、Availability Zone最开始是亚马逊 AWS(Amazon Web Service)的概念,整个 AWS 被按照地域划分成了若干 Region,而每个 Region 中可以有多个 Availability Zone。在 AWS 中,每个 Availability Zone 是网络独立的,但是同一个 Region 内部的 Availability Zone 一般会通过一些其他的网络设备相连接,可以查看亚马逊的官方...
区域(Region)和可用区(Availability Zone) 用区域(Region)和可用区(Availability Zone)来描述数据中心的位置,您可以在特定的区域、可用区创建资源。 区域指物理的数据中心。每个区域完全独立,这样可以实现最大程度的容错能力和稳定性。资源创建成功后不能更换区域。 可用区是同一区域内,电力和网络互相隔离的物理区域,一...
这意味着该服务,包括其所有基础架构以及所有数据,在每个AWS region中都是隔离的。所有region之间没有任何共享内容。比如eu-west-1(Ireland)和eu-west-2(London)就是两个完全隔离的region。 Availability Zone 除了通过Region对AWS的各项服务进行隔离,在每个Region中,还存在着若干Availability Zone(AZ)。这些AZ存在的作...
region > availability zone > host aggregates > host > hypervisor cell:从使用角度来说,cell并不属于可使用概念。
What is the concept behind having 3 availability zone and the whole aspect of resiliency and redundancy when it comes to different ways in which azure allocates and distributes data across within a region, paired region and etc.Azure Cloud Services Azure Cloud Services An Azure platform ...
How to Select Regions and Availability Zones When selecting a region and availability zone, take the following into consideration: Your location, the location of your users, and the region of the CVM instances. We recommend that you choose the region closest to your end users when purchasing CVM...
Regions and AZ Selection Resource Availability Relevant Operations Migrating an instance to another availability zone Copying images to other regions Regions Introduction A region is the physical location of an IDC. In Tencent Cloud, regions are fully isolated from each other, ensuring cross-region stab...
aws ec2 describe-availability-zones --region us-east-1 To learn how to specify the AZ when you create a cluster or add instances to it, seeConfigure the network for the DB cluster. Local time zone for Amazon Aurora DB clusters For Aurora MySQL, the name of this parameter istime_zone. ...
Zone-redundant availability ensures your data is spread across three Azure availability zones in the primary region. Each availability zone is a separate physical location with independent power, cooling, and networking.Zone-redundant availability is available to databases in the Business Critical, ...
Availability Zone considerations with Memcached Distributing your Memcached nodes over multiple Availability Zones within a region helps protect you from the impact of a catastrophic failure, such as a power loss within an Availability Zone. Serverless Caching ElastiCache serverless caching creates a high...