bgh/devstack — comment on commit e533b7c3ac42a8c88074fc2df719c11ab10bf1c4
File: stack.sh line 797
By danwent:

I don't think this line should be inside of a check for q-svc. This will work in a single node setup, but in a multi-node setup where q-agt is specified but q-svc is not, I suspect the agent will not be started when it should be.