For a system with about 10 users that may grow to about 100 users:
This service will most likely be hosted in a VM.
How many processors should be provided?
How much memory should be provided?
How much space is required?
It can be hosted in a VM. It should work as well, as long as you guarantee that the VM has enough resources.
With regards to space, this depends on the size of your instance (number of repositories, number of changesets per repository, number and size of files per changeset, etc).
With regards to the PostgreSQL database, it can be installed on the same server. Please make sure that the database version is 8.2, 8.3 or 8.4, because these are the versions supported nowadays.
Also, according to this document, these are some of the other hardware requirements:
Please let us know your further questions.
We know that great teams require amazing project management chops. It's no surprise that great teams who use Jira have strong project managers, effective workflows, and secrets that bring planning ...