Unavailable

k8s 1.14部署metrics server显示running但是报ServiceUnavailable错误
kubernetes metrics server service Unavailable k8s
03-19
E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable) E: U
/var/lib/dpkg/lock-fronte Unavailable lock
03-19
IOS Dev：Storyboards are unavailable on iOS 4.3 and prior
iOS移动开发 iOS 4.3 storyboard Unavailable
12-19