![](//resource.ksyun.com/project/cms/0f80ef3b13356a11cf84e2c558d0b7cc)
Elastic Expansion
Up to eight EBS volumes can be attached to a KEC instance, and the maximum capacity of an EBS volume is 32 TB.
![](//resource.ksyun.com/project/cms/5354a531689dc09bf0aeaf62e2918895)
Multiple Types
EBS provides EHDD volumes and SSD volumes to meet different performance requirements.
![](//resource.ksyun.com/project/cms/0fde3ece67b7400e670bd65de275f9b0)
High Reliability
The triplicate storage architecture provides 99.9999999% data reliability.
![](//resource.ksyun.com/project/cms/cf06eebcd0dc340c27069a4d61ef28eb)
High Performance
An SSD volume provides 30 random IOPS per GB, up to 25,000 IOPS, and 256 MB/s throughput. The latency of an SSD volume is less than 2 ms.
![](//resource.ksyun.com/project/cms/f2a006f0d2208c6da05194b9d5266d0b)
Data Backup
Local snapshots and normal snapshots are supported. Snapshot-based backup reduces the risk of data loss.