This topic provides an overview of instance types for standard read-only ApsaraDB RDS for MySQL instances that originally use the x86 architecture. This overview includes the specifications for each instance type.
For more information about how to create a read-only RDS instance, see Create a read-only ApsaraDB RDS for MySQL instance.
The subscription and pay-as-you-go billing methods are supported for read-only RDS instances. For more information, see Instance types for read-only ApsaraDB RDS instances. For more information about the prices, visit the ApsaraDB RDS buy page.
The maximum number of connections in this topic indicates the maximum number of processes that can be connected to the RDS instance at a time.
RDS instances on RDS Basic Edition (with cloud disks)
RDS edition | Instance family | Instance type | Number of CPU cores and memory capacity | Maximum number of connections | Storage | |
Maximum I/O bandwidth (Mbit/s) | Storage capacity | |||||
RDS Basic Edition | General-purpose instance family | mysqlro.n2.small.c | 1 core, 2 GB | 2,000 | 1,024 |
|
mysqlro.n2.medium.c | 2 cores, 4 GB | 4,000 | 1,024 | |||
mysqlro.n4.medium.c | 2 cores, 8 GB | 6,000 | 1,024 | |||
mysqlro.n8.medium.c | 2 cores, 16 GB | 8,000 | 1,024 | |||
mysqlro.n2.large.c | 4 cores, 8 GB | 6,000 | 1,536 | |||
mysqlro.n4.large.c | 4 cores, 16 GB | 8,000 | 1,536 | |||
mysqlro.n8.large.c | 4 cores, 32 GB | 12,000 | 1,536 | |||
mysqlro.n2.xlarge.c | 8 cores, 16 GB | 8,000 | 2,048 | |||
mysqlro.n4.xlarge.c | 8 cores, 32 GB | 10,000 | 2,048 | |||
mysqlro.n8.xlarge.c | 8 cores, 64 GB | 16,000 | 2,048 | |||
RDS instances on RDS High-availability Edition (with local disks)
RDS edition | Database engine version | Instance family | Instance type | Number of CPU cores and memory capacity | Maximum number of connections | Maximum IOPS | Storage capacity |
RDS High-availability Edition | MySQL 8.0, MySQL 5.7, and MySQL 5.6 | General-purpose instance family | rds.mysql.t1.small | 1 core, 1 GB | 300 | 600 | 5 GB to 2,000 GB |
rds.mysql.s1.small | 1 core, 2 GB | 600 | 1,000 | ||||
rds.mysql.s2.large | 2 cores, 4 GB | 2,000 | 2,000 | ||||
rds.mysql.s2.xlarge | 2 cores, 8 GB | 2,000 | 4,000 | ||||
rds.mysql.s3.large | 4 cores, 8 GB | 2,000 | 5,000 | ||||
rds.mysql.m1.medium | 4 cores, 16 GB | 4,000 | 7,000 | ||||
rds.mysql.c1.large | 8 cores, 16 GB | 4,000 | 8,000 | ||||
rds.mysql.c1.xlarge | 8 cores, 32 GB | 8,000 | 12,000 | ||||
rds.mysql.c2.xlarge | 16 cores, 64 GB | 16,000 | 14,000 | 5 GB to 3,000 GB | |||
rds.mysql.c2.xlp2 | 16 cores, 96 GB | 24,000 | 16,000 | ||||
Dedicated instance family (with a large memory capacity) | mysqlro.x8.medium.1 | 2 cores, 16 GB | 2,500 | 4,500 | 50 GB to 2,000 GB | ||
mysqlro.x8.large.1 | 4 cores, 32 GB | 5,000 | 9,000 | 50 GB to 2,000 GB | |||
mysqlro.x8.xlarge.1 | 8 cores, 64 GB | 10,000 | 18,000 | 500 GB to 3,000 GB | |||
mysqlro.x8.2xlarge.1 | 16 cores, 128 GB | 20,000 | 36,000 | 500 GB to 3,000 GB | |||
mysqlro.x8.4xlarge.1 | 32 cores, 256 GB | 40,000 | 72,000 | 1,000 GB to 6,000 GB | |||
mysqlro.x8.8xlarge.1 | 64 cores, 512 GB | 80,000 | 144,000 | 1,000 GB to 6,000 GB | |||
Dedicated instance family (with a large number of CPU cores) | mysqlro.x4.large.1 | 4 cores, 16 GB | 2,500 | 4,500 | 50 GB to 2,000 GB | ||
mysqlro.x4.xlarge.1 | 8 cores, 32 GB | 5,000 | 9,000 | 500 GB to 3,000 GB | |||
mysqlro.x4.2xlarge.1 | 16 cores, 64 GB | 10,000 | 18,000 | 500 GB to 3,000 GB | |||
mysqlro.x4.4xlarge.1 | 32 cores, 128 GB | 20,000 | 36,000 | 1,000 GB to 6,000 GB | |||
Dedicated host instance family | rds.mysql.st.h43 | 60 cores, 470 GB | 100,000 | 120,000 | 3,000 GB to 6,000 GB | ||
rds.mysql.st.v52 | 90 cores, 720 GB | 150,000 | 140,000 | 1,000 GB to 6,000 GB |
RDS instances on RDS High-availability Edition (with cloud disks)
RDS edition | Database engine version | Instance family | Instance type | Number of CPU cores and memory capacity | Maximum number of connections | Storage | |
Maximum I/O bandwidth (Mbit/s) | Storage capacity | ||||||
RDS High-availability Edition | MySQL 8.0, MySQL 5.7, and MySQL 5.6 | General-purpose instance family | mysqlro.n2.small.1c | 1 core, 2 GB | 2,000 | 1,024 |
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Dedicated instance family | mysqlro.x2.medium.1c | 2 cores, 4 GB | 4,000 | 1,024 | |||
mysqlro.x2.large.1c | 4 cores, 8 GB | 6,000 | 1,536 | ||||
mysqlro.x2.xlarge.1c | 8 cores, 16 GB | 8,000 | 2,048 | ||||
mysqlro.x2.3large.1c | 12 cores, 24 GB | 12,000 | 2,560 | ||||
mysqlro.x2.2xlarge.1c | 16 cores, 32 GB | 16,000 | 3,072 | ||||
mysqlro.x2.3xlarge.1c | 24 cores, 48 GB | 24,000 | 4,096 | ||||
mysqlro.x2.4xlarge.1c | 32 cores, 64 GB | 32,000 | 5,120 | ||||
mysqlro.x2.13large.1c | 52 cores, 96 GB | 52,000 | 8,192 | ||||
mysqlro.x2.13xlarge.1c | 104 cores, 192 GB | 104,000 | 16,384 | ||||
mysqlro.x4.medium.1c | 2 cores, 8 GB | 6,000 | 1,024 | ||||
mysqlro.x4.large.1c | 4 cores, 16 GB | 8,000 | 1,536 | ||||
mysqlro.x4.xlarge.1c | 8 cores, 32 GB | 10,000 | 2,048 | ||||
mysqlro.x4.3large.1c | 12 cores, 48 GB | 30,000 | 4,096 | ||||
mysqlro.x4.2xlarge.1c | 16 cores, 64 GB | 20,000 | 3,072 | ||||
mysqlro.x4.3xlarge.1c | 24 cores, 96 GB | 30,000 | 4,096 | ||||
mysqlro.x4.4xlarge.1c | 32 cores, 128 GB | 40,000 | 5,120 | ||||
mysqlro.x4.13large.1c | 52 cores, 192 GB | 130,000 | 8,192 | ||||
mysqlro.x4.13xlarge.1c | 104 cores, 384 GB | 130,000 | 16,384 | ||||
mysqlro.x8.medium.1c | 2 cores, 16 GB | 8,000 | 1,024 | ||||
mysqlro.x8.large.1c | 4 cores, 32 GB | 12,000 | 1,536 | ||||
mysqlro.x8.xlarge.1c | 8 cores, 64 GB | 16,000 | 2,048 | ||||
mysqlro.x8.3large.1c | 12 cores, 96 GB | 24,000 | 2,560 | ||||
mysqlro.x8.2xlarge.1c | 16 cores, 128 GB | 32,000 | 3,072 | ||||
mysqlro.x8.3xlarge.1c | 24 cores, 192 GB | 48,000 | 4,096 | ||||
mysqlro.x8.4xlarge.1c | 32 cores, 256 GB | 64,000 | 5,120 | ||||
mysqlro.x8.13large.1c | 52 cores, 384 GB | 104,000 | 8,192 | ||||
mysqlro.x8.8xlarge.1c | 64 cores, 512 GB | 128,000 | 10,240 | ||||
mysqlro.x8.13xlarge.1c | 104 cores, 768 GB | 208,000 | 16,384 | ||||