Journeys - Trigger a journey for all employees on the same day

Summary:

Journeys - if there would be any system issues that may be encounter if we trigger a journey for all employees on the same day ?

Content (required):

We are going to create an Annual Personal Information Journey which will prompt employees to update their personal information and dynamic skills. if there would be any system issues that may be encountered if we trigger journey for all employees on the same day.

Version (include the version you are using, if applicable):

23C

Code Snippet (add any code snippets that support your topic, if applicable):