An access node is the server that runs backup jobs for SharePoint Agent for Office 365.
Base the size of your access nodes on the following guidelines.
|
Number of Sites (including subsites) |
2000 |
5000 |
|---|---|---|
|
Service accounts |
10 (minimum) |
20 (minimum) |
|
CPU or vCPU, and RAM |
CPU or vCPU: 4 cores RAM: 8 GB |
CPU or vCPU: 8 cores RAM: 16 GB |
Assumption:
-
Largest site by count is 100 K.
-
Largest site by size is 100 GB.
To estimate the amount of space the proxy computer need to run a SharePoint full backup operation, see CVSP Office 365 Command Tool.
To fetch the size and the number of items in a Site Collection, see Powershell Script to Fetch Site Level Statistics.
Note
Run full backups one at a time. You can run incremental backups in parallel.