Limits
Last updated：2021-09-22 20:37:53
Limits on EBS usage
| Limit item | Description | Method of limit extension |
|---|---|---|
| Number of EBS volumes per KEC instance | A maximum of eight Kingsoft Cloud Elastic Block Storage (EBS) volumes can be attached to each Kingsoft Cloud Elastic Compute (KEC) or Kingsoft Cloud Elastic Physical Compute (EPC) instance. A maximum of two EBS volumes can be attached to each Kingsoft Cloud Container Instance (KCI) pod. |
None. |
| Capacity of a single data disk | The capacity of a data disk of EBS 3.0 can be 10 GB to 32 TB. | Submit a ticket. |
| Capacity of a single system disk | The capacity of a system disk of EBS 3.0 can be changed. | Submit a ticket. |
| Daily purchasable quota in the EBS console | A maximum of 50 EBS volumes can be created per day. The total capacity of EBS volumes created per day cannot exceed 50 TB. |
Submit a ticket. |
| Attachable KEC instances | EBS volumes and the KEC instances to which EBS volumes are attached must be in the same availability zone. | None. |
| KEC instances supported by basic volumes | General Purpose N1 and IO Optimized I2 and I3. | None. |
| KEC instances supported by EHDD volumes | General Purpose N2 and N3, Performance Guaranteed X2, I/O Optimized I3, Standard S3, and all KEC instances of the fourth-generation and later. | None. |
| KEC instances supported by EBS 2.0 | General Purpose N1 and I/O Optimized I2 | None. |
| KEC instances supported by EBS 3.0 | General Purpose N1, N2, and N3, I/O Optimized I2 and I3, Standard S3 and SA1, Performance Guaranteed X2, GPU Inference Compute Optimized P3I and P3IN, GPU General Compute Optimized P3 and P4V, Compute Optimized C3, Basic E1, ARM Compute Optimized AC1, and all KEC instances of the fourth-generation and later. | None. |
| EPC instances supported by EBS 3.0 | TRON-Storage I TRON-DB | None. |
| Zones where EHDD volumes are supported | Availability zones A, B, and C in CN North 1(Beijing) Availability zones A and B in CN East 1(Shanghai) Availability zone A in CN South 1(Guangzhou) Availability zone B in Singapore |
None. |
| Zones where SSD volumes of EBS 3.0 are supported | Availability zones A, B, and C in CN North 1(Beijing) Availability zones A and B in CN East 1(Shanghai) Availability zone A in CN South 1(Guangzhou) Availability zone A in China (Hong Kong) Availability zone B in Singapore Availability zones A and B in Russia (Moscow) Availability zone A in CN North Finance 1(Beijing) Availability zone A in CN East Finance 1(Shanghai) |
None. |
| Number of snapshots that can be created for an SSD volume of EBS 3.0 | A maximum of seven snapshots can be created for an SSD volume. | Submit a ticket. |
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