This page describes the hardware and software used when running the benchmarks.

All hosts

Note Benchmarks with multiple hosts use identical servers, to the limit that Amazon EC2 allows. This specification is for the c5.2xlarge instance type.
Host hardware (Per Virtual Machine)

Logical Processor Count

8

CPU Count

1

Cores per CPU

4

CPU Vendor

Intel

CPU Type

Intel® Xeon® CPU 8124 @ 3GHz

Total RAM

16384M

Operating System

Operating System

CentOS 7

Kernel Version

Linux 3.10.0-957.1.3.el7.x86_64

Platform

64-bit

Software
Vendor Software Version

Oracle

Java

1.8.0_172-b11

Sentinel VoLTE hosts

Software
Vendor Software Version

OpenCloud

Sentinel VoLTE

3.1.0.1

OpenCloud

Rhino TAS

2.7.0.2

Cassandra

Software
Vendor Software Version

Apache Software Foundation

Cassandra

3.11.2

Rhino configuration

JVM arguments
JVM_ARCH=64
HEAP_SIZE=10240m
MAX_NEW_SIZE=1024m
NEW_SIZE=1024m

Rhino defaults are used for all other JVM settings.

In-memory database size limits
ReplicatedMemoryDatabase committed-size = 400M
DomainedMemoryDatabase committed-size = 400M
ProfileDatabase committed-size = 400M
LocalMemoryDatabase committed-size = 400M
KeyValueDatabase committed-size = 400M

Sentinel VoLTE configuration

Sentinel VoLTE configuration is unchanged from the out-of-the-box install, aside from the location of the OCS, and, where relevant, enabling replication.

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