If you run it on a 2GB machine I recommend using the Omnibus package since it automatically kills and restarts processes that run out of memory (unicorn and sid

If you run it on a 2GB machine I recommend using the Omnibus package since it automatically kills and restarts processes that run out of memory (unicorn and sidekiq). You mention that Omnibus is great if you have time on your hands. I don't understand this remark, the of the Omnibus package is to allow you to install GitLab in 2 minutes. With the Omnibus packages you can use apt or yum to auto update.