At 2003 (before cloud and virtualization), many companies used to:

  • Have the servers in-house.
  • The servers usually are PCs with/without steroids.
  • And usually don’t follow any standards.

In this photos, we can see:

  • BEFORE: The servers are the floor or one over another.
  • AFTER: We have created 02 new racks to host the new servers and old too.