use mutexes for the discovery manager instead of a loop  as this was a stupid idea
use mutexes for the discovery manager instead of a loop  as this was a stupid idea

brancz/prometheus,alileza/prometheus,amorken/prometheus,keegancsmith/prometheus,amorken/prometheus,keegancsmith/prometheus,Gouthamve/prometheus,Conorbro/prometheus,GoogleCloudPlatform/prometheus,brancz/prometheus,prometheus/prometheus,alileza/prometheus,GoogleCloudPlatform/prometheus,alileza/prometheus,Gouthamve/prometheus,GoogleCloudPlatform/prometheus,Gouthamve/prometheus,GoogleCloudPlatform/prometheus,Conorbro/prometheus,kangwoo/prometheus,prometheus/prometheus,keegancsmith/prometheus,alileza/prometheus,alileza/prometheus,prometheus/prometheus,brancz/prometheus,amorken/prometheus,amorken/prometheus,keegancsmith/prometheus,keegancsmith/prometheus,kangwoo/prometheus,kangwoo/prometheus,prometheus/prometheus,brancz/prometheus,Conorbro/prometheus,GoogleCloudPlatform/prometheus,Conorbro/prometheus,Gouthamve/prometheus,kangwoo/prometheus,prometheus/prometheus