# 2021-05-11-20:27:59+0800 scale kube-controller-manager cpu limit

- Cause: https://pingcap.pagerduty.com/incidents/PMSSKQQ
- Operation:

``` sh
aws-vault exec prod -- kubectl get deploy -n shoot--prod--99a68ffc kube-controller-manager -oyaml > kcm.yaml
aws-vault exec prod -- kubectl edit deploy -n shoot--prod--99a68ffc kube-controller-manager
# set cpu limit to 500m
```

- Impact: A new kube-controller-manager pod will be recreated
- Recovery operation: apply the backuped kube-controller-manager yaml file
- Time window: 2021-05-11 20:20 ~ 20:30 CST