backend multiprocessing-blobs balance roundrobin server processor1 127.0.0.1:8001 server processor2 127.0.0.1:8002 server processor3 127.0.0.1:8003 server processor4 127.0.0.1:8004 server processor5 127.0.0.1:8005 server processor6 127.0.0.1:8006 server processor7 127.0.0.1:8007 server processor8 127.0.0.1:8008 timeout connect 5000 timeout server 50000 frontend blobs-server bind *:8000 default_backend multiprocessing-blobs timeout client 50000