Hardware resource and parameter for the Geographic Redundancy setup

Last Updated : Jan 20, 2021 |

#

Hardware Resource or Parameter

Similar on Primary and Secondary?

(Mandatory or Recommended)

Does System Manager take care?

Notes

1

64 bit architecture

Mandatory

No

Require 64 bit system for both servers.

Require x86_64 architecture to support System Manager provided operating system and then for the Geographic Redundancy setup.

2

Byte Order

(Big or Little endian)

Mandatory

Yes

This depends on CPU architecture.

3

64 bit OS

Mandatory

Yes

-

4

PostgreSQL major version

Mandatory

Yes

-

5

PostgreSQL minor version

Recommended

Yes

-

6

Number of CPUs

Recommended

No

Mandatory CPU reservation:

  • Profile 2: 6

  • Profile 3: 8

  • Profile 4: 18

Validated along with profile validation during Geographic Redundancy configuration.

7

Memory

Recommended

No

Mandatory memory reservation:

  • Profile 2: 12 GB

  • Profile 3: 18 GB

  • Profile 4: 36 GB

Validated along with profile validation during Geographic Redundancy configuration.

8

Storage

Recommended

No

Mandatory Total storage of 120 GB is required for profile 2

Validated along with profile validation during Geographic Redundancy configuration.

9

System Manager profile

Mandatory

Yes

System Manager validates during Geographic Redundancy configuration.

10

System Manager version

Mandatory

Yes

System Manager validates during Geographic Redundancy configuration.

11

Synchronized Time

Mandatory

Yes

System clock and hardware clock must be set if required keeping synchronized Time on primary and secondary.

System Manager validates during Geographic Redundancy configuration.