RDS for SQL Server实例规格
RDS for SQL Server实例支持的数据库版本请参见数据库引擎和版本。
RDS for SQL Server实例规格的CPU架构为X86架构，详见表1。支持的规格列表请参见表2。
|
规格 |
说明 |
适用场景 |
|---|---|---|
|
通用型 |
与同一物理机上的其他通用型规格实例共享CPU资源，通过资源复用换取CPU使用率最大化，性价比较高，适用于对性能稳定性要求较低的应用场景。 |
侧重对成本、性价比要求较高的场景。 |
|
独享型 |
完全独享的CPU和内存，性能长期稳定，不会因为物理机上其它实例的行为而受到影响，适用于对性能稳定性要求较高的应用场景。 |
电商、游戏、金融、政企等核心数据库场景。 |
|
通用型增程 |
与同一物理机上的其他通用型规格实例共享CPU资源，通过资源复用换取CPU使用率最大化，性价比较高，适用于对性能稳定性要求较低的应用场景。 |
如需购买该规格的实例，请联系客服申请。 相比较通用型规格，价格更优惠。详见产品价格详情。 |
|
独享型增程 |
完全独享的CPU和内存，性能长期稳定，不会因为物理机上其它实例的行为而受到影响，适用于对性能稳定性要求较高的应用场景。 |
如需购买该规格的实例，请联系客服申请。 相比较独享型规格，价格更优惠。详见产品价格详情。 |
|
规格 |
集群版实例规格码 |
单机实例规格码 |
主备实例规格码 |
只读实例规格码 |
vCPU(个) |
内存(GB)a |
|---|---|---|---|---|---|---|
|
通用型 |
- |
rds.mssql.spec.n1.web.large.2 |
- |
- |
2 |
4 |
|
- |
rds.mssql.spec.n1.web.large.4 |
- |
- |
2 |
8 |
|
|
- |
rds.mssql.spec.n1.web.xlarge.2 |
- |
- |
4 |
8 |
|
|
- |
rds.mssql.spec.n1.web.xlarge.4 |
- |
- |
4 |
16 |
|
|
- |
rds.mssql.spec.n1.web.2xlarge.2 |
- |
- |
8 |
16 |
|
|
- |
rds.mssql.spec.n1.web.2xlarge.4 |
- |
- |
8 |
32 |
|
|
- |
rds.mssql.spec.n1.se.large.2 |
rds.mssql.spec.n1.se.large.2.ha |
- |
2 |
4 |
|
|
- |
rds.mssql.spec.n1.se.xlarge.2 |
rds.mssql.spec.n1.se.xlarge.2.ha |
- |
4 |
8 |
|
|
- |
rds.mssql.spec.n1.se.2xlarge.2 |
rds.mssql.spec.n1.se.2xlarge.2.ha |
- |
8 |
16 |
|
|
- |
rds.mssql.spec.n1.se.4xlarge.2 |
rds.mssql.spec.n1.se.4xlarge.2.ha |
- |
16 |
32 |
|
|
rds.mssql.spec.n1.ee.large.2.ha |
rds.mssql.spec.n1.ee.large.2 |
- |
rds.mssql.spec.n1.ee.large.2.rr |
2 |
4 |
|
|
rds.mssql.spec.n1.ee.xlarge.2.ha |
rds.mssql.spec.n1.ee.xlarge.2 |
- |
rds.mssql.spec.n1.ee.xlarge.2.rr |
4 |
8 |
|
|
rds.mssql.spec.n1.ee.2xlarge.2.ha |
rds.mssql.spec.n1.ee.2xlarge.2 |
- |
rds.mssql.spec.n1.ee.2xlarge.2.rr |
8 |
16 |
|
|
rds.mssql.spec.n1.ee.4xlarge.2.ha |
rds.mssql.spec.n1.ee.4xlarge.2 |
- |
rds.mssql.spec.n1.ee.4xlarge.2.rr |
16 |
32 |
|
|
独享型
说明：
不同引擎版本支持的独享型规格存在差异，请以实际环境为准。 |
- |
rds.mssql.spec.x1.web.large.4 |
- |
- |
2 |
8 |
|
- |
rds.mssql.spec.x1.web.large.8 |
- |
- |
2 |
16 |
|
|
- |
rds.mssql.spec.x1.web.xlarge.4 |
- |
- |
4 |
16 |
|
|
- |
rds.mssql.spec.x1.web.xlarge.8 |
- |
- |
4 |
32 |
|
|
- |
rds.mssql.spec.x1.web.2xlarge.4 |
- |
- |
8 |
32 |
|
|
- |
rds.mssql.spec.x1.web.2xlarge.8 |
- |
- |
8 |
64 |
|
|
- |
rds.mssql.spec.x1.web.4xlarge.4 |
- |
- |
16 |
64 |
|
|
- |
rds.mssql.spec.x1.se.large.4 |
rds.mssql.spec.x1.se.large.4.ha |
- |
2 |
8 |
|
|
- |
rds.mssql.spec.x1.se.large.8 |
rds.mssql.spec.x1.se.large.8.ha |
- |
2 |
16 |
|
|
- |
rds.mssql.spec.x1.se.xlarge.2 |
rds.mssql.spec.x1.se.xlarge.2.ha |
- |
4 |
8 |
|
|
- |
rds.mssql.spec.x1.se.xlarge.4 |
rds.mssql.spec.x1.se.xlarge.4.ha |
- |
4 |
16 |
|
|
- |
rds.mssql.spec.x1.se.xlarge.8 |
rds.mssql.spec.x1.se.xlarge.8.ha |
- |
4 |
32 |
|
|
- |
rds.mssql.spec.x1.se.2xlarge.4 |
rds.mssql.spec.x1.se.2xlarge.4.ha |
- |
8 |
32 |
|
|
- |
rds.mssql.spec.x1.se.2xlarge.8 |
rds.mssql.spec.x1.se.2xlarge.8.ha |
- |
8 |
64 |
|
|
- |
rds.mssql.spec.x1.se.4xlarge.4 |
rds.mssql.spec.x1.se.4xlarge.4.ha |
- |
16 |
64 |
|
|
- |
rds.mssql.spec.x1.se.4xlarge.8 |
rds.mssql.spec.x1.se.4xlarge.8.ha |
- |
16 |
128 |
|
|
- |
- |
rds.mssql.spec.x1.se.6xlarge.4.ha |
- |
24 |
96 |
|
|
rds.mssql.spec.x1.ee.large.4.ha |
rds.mssql.spec.x1.ee.large.4 |
rds.mssql.spec.x1.ee.large.4.ha |
rds.mssql.spec.x1.ee.large.4.rr |
2 |
8 |
|
|
rds.mssql.spec.x1.ee.large.8.ha |
rds.mssql.spec.x1.ee.large.8 |
rds.mssql.spec.x1.ee.large.8.ha |
rds.mssql.spec.x1.ee.large.8.rr |
2 |
16 |
|
|
rds.mssql.spec.x1.ee.xlarge.2.ha |
rds.mssql.spec.x1.ee.xlarge.2 |
rds.mssql.spec.x1.ee.xlarge.2.ha |
rds.mssql.spec.x1.ee.xlarge.2.rr |
4 |
8 |
|
|
rds.mssql.spec.x1.ee.xlarge.4.ha |
rds.mssql.spec.x1.ee.xlarge.4 |
rds.mssql.spec.x1.ee.xlarge.4.ha |
rds.mssql.spec.x1.ee.xlarge.4.rr |
4 |
16 |
|
|
rds.mssql.spec.x1.ee.xlarge.8.ha |
rds.mssql.spec.x1.ee.xlarge.8 |
rds.mssql.spec.x1.ee.xlarge.8.ha |
rds.mssql.spec.x1.ee.xlarge.8.rr |
4 |
32 |
|
|
rds.mssql.spec.x1.ee.2xlarge.4.ha |
rds.mssql.spec.x1.ee.2xlarge.4 |
rds.mssql.spec.x1.ee.2xlarge.4.ha |
rds.mssql.spec.x1.ee.2xlarge.4.rr |
8 |
32 |
|
|
rds.mssql.spec.x1.ee.2xlarge.8.ha |
rds.mssql.spec.x1.ee.2xlarge.8 |
rds.mssql.spec.x1.ee.2xlarge.8.ha |
rds.mssql.spec.x1.ee.2xlarge.8.rr |
8 |
64 |
|
|
rds.mssql.spec.x1.ee.4xlarge.4.ha |
rds.mssql.spec.x1.ee.4xlarge.4 |
rds.mssql.spec.x1.ee.4xlarge.4.ha |
rds.mssql.spec.x1.ee.4xlarge.4.rr |
16 |
64 |
|
|
rds.mssql.spec.x1.ee.4xlarge.8.ha |
rds.mssql.spec.x1.ee.4xlarge.8 |
rds.mssql.spec.x1.ee.4xlarge.8.ha |
rds.mssql.spec.x1.ee.4xlarge.8.rr |
16 |
128 |
|
|
- |
- |
rds.mssql.spec.x1.ee.6xlarge.4.ha |
- |
24 |
96 |
|
|
rds.mssql.spec.x1.ee.6xlarge.8.ha |
rds.mssql.spec.x1.ee.6xlarge.8 |
rds.mssql.spec.x1.ee.6xlarge.8.ha |
rds.mssql.spec.x1.ee.6xlarge.8.rr |
24 |
192 |
|
|
rds.mssql.spec.x1.ee.8xlarge.4.ha |
rds.mssql.spec.x1.ee.8xlarge.4 |
rds.mssql.spec.x1.ee.8xlarge.4.ha |
rds.mssql.spec.x1.ee.8xlarge.4.rr |
32 |
128 |
|
|
rds.mssql.spec.x1.ee.8xlarge.8.ha |
rds.mssql.spec.x1.ee.8xlarge.8 |
rds.mssql.spec.x1.ee.8xlarge.8.ha |
rds.mssql.spec.x1.ee.8xlarge.8.rr |
32 |
256 |
|
|
rds.mssql.spec.x1.ee.16xlarge.4.ha |
rds.mssql.spec.x1.ee.16xlarge.4 |
rds.mssql.spec.x1.ee.16xlarge.4.ha |
rds.mssql.spec.x1.ee.16xlarge.4.rr |
64 |
256 |
|
|
- |
rds.mssql.spec.x1.ee.16xlarge.8 |
rds.mssql.spec.x1.ee.16xlarge.8.ha |
- |
64 |
512 |
|
|
通用型增程
说明：
如需购买该规格的实例，请联系客服申请。 |
- |
rds.mssql.spec.n1-ext.se.large.2 |
rds.mssql.spec.n1-ext.se.large.2.ha |
- |
2 |
4 |
|
- |
rds.mssql.spec.n1-ext.se.xlarge.2 |
rds.mssql.spec.n1-ext.se.xlarge.2.ha |
- |
4 |
8 |
|
|
- |
rds.mssql.spec.n1-ext.se.2xlarge.2 |
rds.mssql.spec.n1-ext.se.2xlarge.2.ha |
- |
8 |
16 |
|
|
- |
rds.mssql.spec.n1-ext.se.4xlarge.2 |
rds.mssql.spec.n1-ext.se.4xlarge.2.ha |
- |
16 |
32 |
|
|
rds.mssql.spec.n1-ext.ee.large.2.ha |
rds.mssql.spec.n1-ext.ee.large.2 |
- |
rds.mssql.spec.n1-ext.ee.large.2.rr |
2 |
4 |
|
|
rds.mssql.spec.n1-ext.ee.xlarge.2.ha |
rds.mssql.spec.n1-ext.ee.xlarge.2 |
- |
rds.mssql.spec.n1-ext.ee.xlarge.2.rr |
4 |
8 |
|
|
rds.mssql.spec.n1-ext.ee.2xlarge.2.ha |
rds.mssql.spec.n1-ext.ee.2xlarge.2 |
- |
rds.mssql.spec.n1-ext.ee.2xlarge.2.rr |
8 |
16 |
|
|
rds.mssql.spec.n1-ext.ee.4xlarge.2.ha |
rds.mssql.spec.n1-ext.ee.4xlarge.2 |
- |
rds.mssql.spec.n1-ext.ee.4xlarge.2.rr |
16 |
32 |
|
|
独享型增程
说明：
如需购买该规格的实例，请联系客服申请。 |
- |
rds.mssql.spec.x1-ext.se.large.4 |
rds.mssql.spec.x1-ext.se.large.4.ha |
- |
2 |
8 |
|
- |
rds.mssql.spec.x1-ext.se.large.8 |
rds.mssql.spec.x1-ext.se.large.8.ha |
- |
2 |
16 |
|
|
- |
rds.mssql.spec.x1-ext.se.xlarge.4 |
rds.mssql.spec.x1-ext.se.xlarge.4.ha |
- |
4 |
16 |
|
|
- |
rds.mssql.spec.x1-ext.se.xlarge.8 |
rds.mssql.spec.x1-ext.se.xlarge.8.ha |
- |
4 |
32 |
|
|
- |
rds.mssql.spec.x1-ext.se.2xlarge.4 |
rds.mssql.spec.x1-ext.se.2xlarge.4.ha |
- |
8 |
32 |
|
|
- |
rds.mssql.spec.x1-ext.se.2xlarge.8 |
rds.mssql.spec.x1-ext.se.2xlarge.8.ha |
- |
8 |
64 |
|
|
- |
rds.mssql.spec.x1-ext.se.4xlarge.4 |
rds.mssql.spec.x1-ext.se.4xlarge.4.ha |
- |
16 |
64 |
|
|
- |
rds.mssql.spec.x1-ext.se.4xlarge.8 |
rds.mssql.spec.x1-ext.se.4xlarge.8.ha |
- |
16 |
128 |
|
|
- |
rds.mssql.spec.x1-ext.se.6xlarge.4.ha |
- |
- |
24 |
96 |
|
|
rds.mssql.spec.x1-ext.ee.large.4.ha |
rds.mssql.spec.x1-ext.ee.large.4 |
rds.mssql.spec.x1-ext.ee.large.4.ha |
rds.mssql.spec.x1-ext.ee.large.4.rr |
2 |
8 |
|
|
rds.mssql.spec.x1-ext.ee.large.8.ha |
rds.mssql.spec.x1-ext.ee.large.8 |
rds.mssql.spec.x1-ext.ee.large.8.ha |
rds.mssql.spec.x1-ext.ee.large.8.rr |
2 |
16 |
|
|
- |
- |
rds.mssql.spec.x1-ext.ee.xlarge.2.ha |
- |
4 |
8 |
|
|
rds.mssql.spec.x1-ext.ee.xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.xlarge.4 |
rds.mssql.spec.x1-ext.ee.xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.xlarge.4.rr |
4 |
16 |
|
|
rds.mssql.spec.x1-ext.ee.xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.xlarge.8 |
rds.mssql.spec.x1-ext.ee.xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.xlarge.8.rr |
4 |
32 |
|
|
rds.mssql.spec.x1-ext.ee.2xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.2xlarge.4 |
rds.mssql.spec.x1-ext.ee.2xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.2xlarge.4.rr |
8 |
32 |
|
|
rds.mssql.spec.x1-ext.ee.2xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.2xlarge.8 |
rds.mssql.spec.x1-ext.ee.2xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.2xlarge.8.rr |
8 |
64 |
|
|
rds.mssql.spec.x1-ext.ee.4xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.4xlarge.4 |
rds.mssql.spec.x1-ext.ee.4xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.4xlarge.4.rr |
16 |
64 |
|
|
rds.mssql.spec.x1-ext.ee.4xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.4xlarge.8 |
rds.mssql.spec.x1-ext.ee.4xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.4xlarge.8.rr |
16 |
128 |
|
|
- |
rds.mssql.spec.x1-ext.ee.6xlarge.8 |
rds.mssql.spec.x1-ext.ee.6xlarge.8.ha |
- |
24 |
192 |
|
|
rds.mssql.spec.x1-ext.ee.8xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.8xlarge.4 |
rds.mssql.spec.x1-ext.ee.8xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.8xlarge.4.rr |
32 |
128 |
|
|
rds.mssql.spec.x1-ext.ee.8xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.8xlarge.8 |
rds.mssql.spec.x1-ext.ee.8xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.8xlarge.8.rr |
32 |
256 |
|
|
rds.mssql.spec.x1-ext.ee.16xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.16xlarge.4 |
rds.mssql.spec.x1-ext.ee.16xlarge.4.ha |
rds.mssql.spec.x1-ext.ee.16xlarge.4.rr |
64 |
256 |
|
|
rds.mssql.spec.x1-ext.ee.16xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.16xlarge.8 |
rds.mssql.spec.x1-ext.ee.16xlarge.8.ha |
rds.mssql.spec.x1-ext.ee.16xlarge.8.rr |
64 |
512 |
|
|
- |
- |
rds.mssql.spec.x1-ext.ee.26xlarge.14.ha |
- |
104 |
1466 |
|
|
- |
- |
rds.mssql.spec.x1-ext.ee.52xlarge.14.ha |
- |
208 |
2932 |
a：RDS for SQL Server实例规格定义的内存包括RDS相关管理服务、数据库服务和底层操作系统占用的内存（如BIOS预留内存、内核和Hypervisor运行内存等）。因此，您查看的可用内存会小于实例规格定义的内存。RDS for SQL Server云盘实例基于ECS搭建，各实例采用的ECS实例规格族可能不同，因此性能会有所差异。
数据库实例规格请以实际环境为准。
