Nginx http upstream check status

Check upstream server number: 4, generation: 38

Index Upstream Name Status Rise counts Fall counts Check type Check port
0 app 127.0.0.1:8081 up 95999 0 http 0
1 app 127.0.0.1:8082 up 95768 0 http 0
2 test 127.0.0.1:8080 down 0 99526 http 0
3 blog 127.0.0.1:8079 up 9163 0 http 0