5 ms·

According to [1] it seems there are 2 az. 1: https://aws.amazon.com/about-aws/global-infrastructure/ https://aws.amazon.com/about-aws/global-infrastructure/

• deleted 10y ago
  [deleted]
• discodave 10y ago
  S3, Dynamo and some other servicea always have three AZs, sometimes they only expose 2 EC2 AZs to save money in new/small regions. James Hamilton just announced that they were going to stop doing this but I guess this region was already under construction.
  • sudhirj 10y ago
    Aurora requires 3 as well, in order to establish quorum for leader elections in case of network partitions.
  • smashed 10y ago
    Makes sense, thanks for correcting me.