Updated on 2023-08-21 GMT+08:00

General Computing DeHs

Overview

General-computing DeHs can accommodate ECSs with regular workloads and short-term workload surges. They use a CPU-unbound scheduling scheme. vCPUs are randomly allocated to idle CPU hyper threads based on the system loads. If traffic loads are light, the computing performance is high. However, if traffic loads are heavy, vCPUs of different ECSs compete for physical CPU resources, resulting in unstable computing performance.

General computing DeHs are classified into s3, s3_pro, s6, s6_pro, s7, and s7n types, and use the latest-generation Intel® Xeon® SkyLake CPUs, providing better cost-effectiveness. S3, S6, S7, and S7n ECSs can be deployed on the general computing DeHs.

DeH Specifications

Table 1 Specifications of s3 DeHs

Flavor Type

Number of CPUs (Sockets)

Number of Physical Cores

Hardware Specifications

Number of vCPUs

s3

2

22

  • CPU: Intel® Xeon® Skylake 6161 v5 (frequency: 2.20 GHz; Turbo Boost frequency: 3.00 GHz)
  • Memory: 288 GB (or 294,912 MB)

144

Table 2 Specifications of s3_pro DeHs

Flavor Type

Number of CPUs (Sockets)

Number of Physical Cores

Hardware Specifications

Number of vCPUs

s3_pro

2

22

  • CPU: Intel® Xeon® Skylake 6161 v5 (frequency: 2.20 GHz; Turbo Boost frequency: 3.00 GHz)
  • Memory: 576 GB (or 589,824 MB)

144

Table 3 Specifications of s6 DeHs

Flavor Type

Number of CPUs (Sockets)

Number of Physical Cores

Hardware Specifications

Number of vCPUs

s6

2

26

  • CPU: Intel® Xeon® CascadedLake CPU (frequency: 2.6 GHz; Turbo frequency: 3.5 GHz)
  • Memory: 516 GB (or 528,384 MB)

264

Table 4 Specifications of s6_pro DeHs

Flavor Type

Number of CPUs (Sockets)

Number of Physical Cores

Hardware Specifications

Number of vCPUs

s6_pro

2

26

  • CPU: Intel® Xeon® CascadedLake CPU (frequency: 2.6 GHz; Turbo frequency: 3.5 GHz)
  • Memory: 702 GB (or 718,848 MB)

264

Table 5 Specifications of s7 DeHs

Flavor Type

Number of CPUs (Sockets)

Number of Physical Cores

Hardware Specifications

vCPUs

s7

2

38

CPU: 3rd Generation Intel® Xeon® Scalable Processor (frequency: 2.8 GHz; Turbo frequency: 3.5 GHz)

Memory: 926 GB (948,224 MB)

390

Table 6 Specifications of s7n DeHs

Flavor Type

Number of CPUs (Sockets)

Number of Physical Cores

Hardware Specifications

vCPUs

s7n

2

28

CPU: 3rd Generation Intel® Xeon® Scalable Processor (frequency: 2.6 GHz; Turbo frequency: 3.4 GHz)

Memory: 912 GB (933,888 MB)

276

Number of vCPUs = (Number of sockets x Number of cores x Number of single-core threads - CPU overheads) x CPU overcommitment ratio

  • s3 DeHs

    vCPUs = (2 x 22 x 2 - 16) x 2 = 144

  • s3_pro DeHs

    vCPUs = (2 x 22 x 2 - 16) x 2 = 144

  • s6 DeHs

    vCPUs = (2 x 26 x 2 - 16) x 3 = 264

  • s6_pro DeHs

    vCPUs = (2 x 26 x 2 - 16) x 3 = 264

  • s7 DeHs

    vCPUs = (2 x 38 x 2 - 22) x 3 = 390

  • s7n DeHs

    vCPUs = (2 x 28 x 2 - 20) x 3 = 276

ECSs Allowed on DeHs

Table 7 ECS flavors allowed on s3 DeHs

ECS Flavor

vCPUs

Memory (GB)

s3.small.1

1

1

s3.medium.2

1

2

s3.large.2

2

4

s3.xlarge.2

4

8

s3.2xlarge.2

8

16

s3.4xlarge.2

16

32

Table 8 ECS flavors allowed on s3_pro DeHs

ECS Flavor

vCPUs

Memory (GB)

s3.medium.4

1

4

s3.large.4

2

8

s3.xlarge.4

4

16

s3.2xlarge.4

8

32

s3.4xlarge.4

16

64

Table 9 ECS flavors allowed on s6 DeHs

ECS Flavor

vCPUs

Memory (GB)

s6.small.1

1

1

s6.medium.2

1

2

s6.large.2

2

4

s6.xlarge.2

4

8

s6.2xlarge.2

8

16

Table 10 ECS flavors allowed on s6_pro DeHs

ECS Flavor

vCPUs

Memory (GB)

s6.small.1

1

1

s6.medium.2

1

2

s6.large.2

2

4

s6.xlarge.2

4

8

s6.2xlarge.2

8

16

s6.medium.4

1

4

s6.large.4

2

8

s6.xlarge.4

4

16

s6.2xlarge.4

8

32

Table 11 ECS flavors allowed on s7 DeHs

ECS Flavor

vCPUs

Memory (GB)

s7.small.1

1

1

s7.medium.2

1

2

s7.medium.4

1

4

s7.large.2

2

4

s7.large.4

2

8

s7.xlarge.2

4

8

s7.xlarge.4

4

16

s7.2xlarge.2

8

16

s7.2xlarge.4

8

32

s7.4xlarge.2

16

32

s7.4xlarge.4

16

64

Table 12 ECS flavors allowed on s7n DeHs

ECS Flavor

vCPUs

Memory (GB)

s7n.small.1

1

1

s7n.medium.2

1

2

s7n.medium.4

1

4

s7n.large.2

2

4

s7n.large.4

2

8

s7n.xlarge.2

4

8

s7n.xlarge.4

4

16

s7n.2xlarge.2

8

16

s7n.2xlarge.4

8

32

s7n.4xlarge.2

16

32

s7n.4xlarge.4

16

64