EBS#
- Limited support for attaching multiple instances*
多个实例attach有限制 - EC2 instances must be in the same AZ as the EBS volume
不能跨AZ - EBS volumes are replicated within an AZ
可在同一个AZ内复制
EBS Types#
- SSD-Backed Volumes
- HDD-Backed Volumes
EBS vs instance store#
- Instance Store volumes are physically attached to the host
Instance Store 本地盘 - EBS volumes are attached over the network
EBS over network
参考#
[SAP-1] EBS