k8s/k3s 开启服务网格导致集群异常-解决方案：卸载ist

误将servicemesh修改为打开，导致集群域名访问的服务出现异常。

servicemesh: enabled: true # 将“false”更改为“true”。

导致集群中已有的pod异常、es异常、路由域名等各项服务君出现异常，

1.kubectl get mutatingwebhookconfigurations.admissionregistration.k8s.io

I0721 10:28:04.563807 10469 request.go:645] Throttling request took 1.1561903s, request: GET:https://127.0.0.1:6443/apis/storage.k8s.io/v1?timeout=32s

I0721 10:28:14.763771 10469 request.go:645] Throttling request took 11.356037538s, request: GET:https://127.0.0.1:6443/apis/quota.kubesphere.io/v1alpha2?timeout=32s

I0721 10:28:24.963708 10469 request.go:645] Throttling request took 6.395561627s, request: GET:https://127.0.0.1:6443/apis/certificates.k8s.io/v1beta1?timeout=32s

I0721 10:28:34.963853 10469 request.go:645] Throttling request took 16.395220831s, request: GET:https://127.0.0.1:6443/apis/helm.cattle.io/v1?timeout=32s

NAME WEBHOOKS AGE

mutating-webhook-configuration 1 196d

logsidecar-injector-admission-mutate 1 196d

istio-sidecar-injector-1-11-2 2 43h

2. kubectl delete mutatingwebhookconfigurations.admissionregistration.k8s.io istio-sidecar-injector-1-11-2

I0721 10:46:00.109127 27345 request.go:645] Throttling request took 1.155876058s, request: GET:https://127.0.0.1:6443/apis/apps/v1?timeout=32s

I0721 10:46:10.109197 27345 request.go:645] Throttling request took 11.155771852s, request: GET:https://127.0.0.1:6443/apis/management.cattle.io/v3?timeout=32s

I0721 10:46:20.309066 27345 request.go:645] Throttling request took 6.195460565s, request: GET:https://127.0.0.1:6443/apis/ys.jibudata.com/v1alpha1?timeout=32s

I0721 10:46:30.309150 27345 request.go:645] Throttling request took 16.194872074s, request: GET:https://127.0.0.1:6443/apis/cluster.kubesphere.io/v1alpha1?timeout=32s

mutatingwebhookconfiguration.admissionregistration.k8s.io “istio-sidecar-injector-1-11-2” deleted

3. kubectl get mutatingwebhookconfigurations.admissionregistration.k8s.io

I0721 10:46:40.963919 27934 request.go:645] Throttling request took 1.153651577s, request: GET:https://127.0.0.1:6443/apis/batch/v1?timeout=32s

I0721 10:46:51.163831 27934 request.go:645] Throttling request took 11.353474637s, request: GET:https://127.0.0.1:6443/apis/devops.kubesphere.io/v1alpha1?timeout=32s

I0721 10:47:01.163893 27934 request.go:645] Throttling request took 6.196372376s, request: GET:https://127.0.0.1:6443/apis/monitoring.kubesphere.io/v1alpha2?timeout=32s

I0721 10:47:11.164014 27934 request.go:645] Throttling request took 16.194361075s, request: GET:https://127.0.0.1:6443/apis/networking.istio.io/v1beta1?timeout=32s

NAME WEBHOOKS AGE

mutating-webhook-configuration 1 196d

logsidecar-injector-admission-mutate 1 196d