Nginx: host not found in upstream. about cyclone HOT 8 CLOSED

[root@node2 etc]# kubectl get pods -n cyclone-system
NAME                                          READY   STATUS             RESTARTS   AGE
cyclone-server-9b9c55dd4-kq875                1/1     Running            0          103m
cyclone-web-7d6fc676cd-j9wp4                  0/1     CrashLoopBackOff   24         103m
cyclone-workflow-controller-8d45c8957-cqjmf   1/1     Running            0          103m
[root@node2 etc]# kubectl logs cyclone-server-9b9c55dd4-kq875 -n cyclone-system
INFO  0627-14:33:25.846+08 main.go:106 | 
   ______           __
  / ____/_  _______/ /___  ____  ___ 
 / /   / / / / ___/ / __ \/ __ \/ _ \
/ /___/ /_/ / /__/ / /_/ / / / /  __/
\____/\__, /\___/_/\____/_/ /_/\___/ 
     /____/

INFO  0627-14:33:25.847+08 main.go:70 | kube config:
INFO  0627-14:33:25.864+08 config.go:124 | cyclone server config: {{debug} 0.0.0.0 7099 { 10Gi} map[limits.cpu:2 limits.memory:4Gi requests.cpu:1 requests.memory:2Gi] http://{{ .Values.serverAddress }}/apis/v1alpha1 {docker.io/k8sdevops/cyclone-watcher:v1.0.0-alpha http://cyclone-server.cyclone-system.svc.cluster.local:7099/apis/v1alpha1/storage/usages 30 map[limits.cpu:100m limits.memory:64Mi requests.cpu:50m requests.memory:32Mi]} true true true map[gc:docker.io/library/alpine:3.8] [] }
INFO  0627-14:33:25.864+08 main.go:86 | Init handlers succeed.
INFO  0627-14:33:25.866+08 tenant.go:214 | Default namespace cyclone-system already exist
INFO  0627-14:33:25.866+08 stages.go:41 | Load stage templates from '/root/templates'
INFO  0627-14:33:25.869+08 templates.go:23 | 12 stage templates loaded.
INFO  0627-14:33:26.934+08 main.go:157 | Cyclone service listening on 0.0.0.0:7099
INFO  0627-14:33:26.935+08 main.go:152 | Package:server Version:Unknown Commit:Unknown
INFO  0627-14:33:26.935+08 config.go:309 | Listening on 0.0.0.0:7099

$ kubectl get pod -owide -n cyclone-system | grep cyclone-server
cyclone-server-67677c5fd9-htg22                1/1     Running       0          21d   172.16.1.82    kube-master-192-168-21-107   <none>
$ kubectl get svc -n cyclone-system | grep cyclone-server
cyclone-server                         NodePort    10.254.117.233   <none>        7099:30011/TCP   30d
$ kubectl get ep -n cyclone-system | grep cyclone-server
cyclone-server                         172.16.1.82:7099                                    30d

[root@node2 ~]# kubectl get pod -owide -n cyclone-system | grep cyclone-server
cyclone-server-9b9c55dd4-kq875                1/1     Running            0          122m   172.16.1.11   node1   <none>           <none>
[root@node2 ~]# kubectl get svc -n cyclone-system | grep cyclone-server
cyclone-server   NodePort   10.105.218.177   <none>        7099:30011/TCP   122m
[root@node2 ~]# kubectl get ep -n cyclone-system | grep cyclone-server
cyclone-server   172.16.1.11:7099   122m