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For deployments that require it, you can instantiate the SBC SWe in smaller-sized configurations that use limited memory and vCPU resources. The following benchmarking information applies to these configurations. Refer to Small SBC SWe Deployment Characteristics for limitations and restrictions in such deployments.

2 vCPU SBC SWe Deployments

Ribbon performed testing of 2 vCPU SBC SWe setups on VMware and KVM Hypervisor systems with the following characteristics.

2 vCPU Setup on VMware

Server Details

VM Details


Server Type

CPU Speed
(GHz)

RAM
(GB)

vCPUs
Allocated

Memory
(GB)

Disk Size
(GB)

Network
Interface Mode

Max Link
Size

Dell PowerEdgeR740

Intel(R) Xeon(R) Gold 6148 CPU @ 2.40GHz  

2.4

256

2

6

100

SR-IOV

10 Gbps


2 vCPU Setup on KVM Hypervisor

Server Details

VM Details


Server Type

CPU Speed
(GHz)

RAM
(GB)

vCPUs
Allocated

Memory
(GB)

Disk Size
(GB)

Network
Interface Mode

Max Link
Size

Dell PowerEdgeR740

Intel(R) Xeon(R) Gold 6148 CPU @ 2.30GHz  

2.3

256

2

6

100

SR-IOV

10 Gbps


The default SWe traffic profile must be used for all 2 vCPU deployments. The following values apply to both VMware and KVM Hypervisor deployments.

2 vCPU Benchmarking Results

Call Scenario/Configuration

Traffic Profile

CPS/CHT

Simultaneous
Sessions 

G729a passthru

default

18/25

450

Reduced Memory SBC SWe Deployments 

Ribbon performed testing of reduced-memory setups on KVM Hypervisor systems with the following characteristics.

Reduced Memory Setup

Server Details

VM Details


Server Type

CPU Speed
(GHz)

Processor
Sockets

RAM
(GB)


Hyperthreading

vCPUs
Allocated

Memory
(GB)

Disk Size
(GB)

Network
Interface Mode

Max Link
Size

HP DL380 Gen10

Intel(R) Xeon(R) Gold 6140 CPU @ 2.30GHz

2.3

2

256

Active

4

6

100

SR-IOV

10 Gbps

8

9.5

100

SR-IOV

10 Gbps

    

The following table lists the performance benchmarks for a system deployed with 6 GB of RAM and 4 vCPUs.

Performance Metrics for 6 GB/4vCPU Systems on KVM

Call Scenario/Configuration

Traffic Profile

CPS/CHT(sec)

Simultaneous
Sessions 

G729a passthru

standard_passthrough_profile

5/100

500

Transcoding G729a → G711u

standard_transcoding_profile

3/74

222

G729a pass through with TLS/SRTP enabled on ingress leg

standard_passthrough_profile

5/100

500

G729a direct media

standard_signaling_profile

5/100

500

    

The following table lists the performance benchmarks for a system deployed with 9.5 GB of RAM and 8 vCPUs.

Performance Metrics for 9.5 GB/8vCPU Systems on KVM

Call Scenario/Configuration

Traffic Profile

CPS/CHT(sec)

Simultaneous
Sessions 

G729a passthru

standard_passthrough_profile

136/60

8160

Transcoding G729a → G711u

standard_transcoding_profile

15/60

900

G729a pass through with TLS/SRTP enabled on ingress leg

standard_passthrough_profile

136/60

8160

G729a direct media

standard_signaling_profile

136/60

8160