Do you mean an "enterprise" self-hosted plan with a price of >= $1k / mo?
Generally everything is possible, since we are now learning how the users would like to use the service. But the SaaS model is easier to manage, and there are successful monitoring services that use this model (www.stathat.com).
Generally everything is possible, since we are now learning how the users would like to use the service. But the SaaS model is easier to manage, and there are successful monitoring services that use this model (www.stathat.com).