问如何模拟cosmos数据库的故障转移进行测试和开发？

EN

手动故障切换

首先，必须将Azure Cosmos帐户配置为手动故障转移，此操作才能成功。

https://docs.microsoft.com/en-us/azure/cosmos-db/how-to-manage-database-account#set-failover-priorities-for-your-azure-cosmos-account

执行手动故障转移的过程涉及将帐户的写入区域(故障转移优先级= 0)更改为为该帐户配置的另一个区域。

https://docs.microsoft.com/en-us/azure/cosmos-db/how-to-manage-database-account#manual-failover

Consistency

Azure Cosmos DB提供了五个定义良好的级别。从最强到最弱，级别为：

• Strong
• Bounded staleness
• Session
• Consistent prefix
• Eventual

https://docs.microsoft.com/en-us/azure/cosmos-db/consistency-levels#consistency-levels-and-throughput

应用程序中的CosmosDB地域冗余

在实施地理冗余之前，您应该考虑多个点。

https://docs.microsoft.com/en-us/azure/cosmos-db/high-availability#building-highly-available-applications