错误如下：
Events:
Type Reason Age From Message
Warning Failed 27m (x356 over 107m) kubelet, node1 Error: ImagePullBackOff
Normal BackOff 17m (x400 over 107m) kubelet, node1 Back-off pulling image “www.harbor.mobi/zoro/jss.test:SNAPSHOT-master-2”
Normal SandboxChanged 8m20s (x3 over 10m) kubelet, node1 Pod sandbox changed, it will be killed and re-created.
Normal Pulling 8m18s kubelet, node1 Pulling image “www.harbor.mobi/zoro/jss.test:SNAPSHOT-master-2”
Normal Pulled 8m4s kubelet, node1 Successfully pulled image “www.harbor.mobi/zoro/jss.test:SNAPSHOT-master-2”
Normal Created 8m4s kubelet, node1 Created container ks-sample
Normal Started 8m4s kubelet, node1 Started container ks-sample
Warning Unhealthy 7m38s (x6 over 8m3s) kubelet, node1 Readiness probe failed: Get http://10.233.90.72:8080/: dial tcp 10.233.90.72:8080: connect: connection refused
Warning Unhealthy 28s (x86 over 7m31s) kubelet, node1 Readiness probe failed: HTTP probe failed with statuscode: 404
