显示pod的所有标签
[root@hdss7-21 ~]# kubectl get pods -n app --show-labels
NAME READY STATUS RESTARTS AGE LABELS
pod-01 1/1 Running 0 95s app=nginx,release=connary,tier=frontend,version=v1.12
pod-02 1/1 Running 2 2d app=nginx,release=stable,version=v1.12
pod-03 1/1 Running 0 4m29s app=nginx,release=alpha,version=v1.12
pod-04 1/1 Running 0 3m5s app=nginx,release=stable,version=v1.13
显示包含tier标签的pod
[root@hdss7-21 ~]# kubectl get pods -n app --show-labels -l tier
NAME READY STATUS RESTARTS AGE LABELS
pod-01 1/1 Running 0 2m42s app=nginx,release=connary,tier=frontend,version=v1.12
显示v1.13稳定版本的pod
[root@hdss7-21 ~]# kubectl get pods -n app --show-labels -l release=stable,version=v1.13
NAME READY STATUS RESTARTS AGE LABELS
pod-04 1/1 Running 0 4m52s app=nginx,release=stable,version=v1.13