kubectl cordon 标记节点不可部署Pod SchedulingDisabled uncordon 取消标记

淡淡的烟草味﹌ 2023-01-15 09:28 82阅读 0赞

标记节点不可部署 kubectl cordon node

# kubectl get nodes
    NAME              STATUS                     ROLES    AGE   VERSION
    10.0.0.119   Ready,SchedulingDisabled   master   18m   v1.18.6
    10.0.0.140   Ready,SchedulingDisabled   master   18m   v1.18.6
    10.0.0.187   Ready                      node     17m   v1.18.6
    10.0.0.193   Ready,SchedulingDisabled   master   18m   v1.18.6
    10.0.0.40    Ready                      node     17m   v1.18.6
    10.0.0.94    Ready                      node     17m   v1.18.6
    
    # kubectl cordon 10.0.0.187
    node/10.0.0.187 cordoned
    # kubectl get nodes
    NAME              STATUS                     ROLES    AGE   VERSION
    10.0.0.119   Ready,SchedulingDisabled   master   20m   v1.18.6
    10.0.0.140   Ready,SchedulingDisabled   master   20m   v1.18.6
    10.0.0.187   Ready,SchedulingDisabled   node     19m   v1.18.6
    10.0.0.193   Ready,SchedulingDisabled   master   20m   v1.18.6
    10.0.0.40    Ready                      node     19m   v1.18.6
    10.0.0.94    Ready                      node     19m   v1.18.6

标记节点可部署 kubectl uncordon node

# kubectl uncordon 10.0.0.187
    node/10.0.0.187 uncordoned
    # kubectl get nodes
    NAME              STATUS                     ROLES    AGE   VERSION
    10.0.0.119   Ready,SchedulingDisabled   master   22m   v1.18.6
    10.0.0.140   Ready,SchedulingDisabled   master   22m   v1.18.6
    10.0.0.187   Ready                      node     20m   v1.18.6
    10.0.0.193   Ready,SchedulingDisabled   master   22m   v1.18.6
    10.0.0.40    Ready                      node     20m   v1.18.6
    10.0.0.94    Ready                      node     20m   v1.18.6