kubernetes 如何修复minikube上的Cilium CrashLoopBackOff?

aelbi1ox  于 2023-08-03  发布在  Kubernetes
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我安装了Meshery和 Helm 。
除纤毛外,所有pod均正常

meshery-app-mesh-7d8cb57c85-cfk7j                   1/1     Running            0                63m
meshery-cilium-69b4f7d6c5-t9w55                     0/1     CrashLoopBackOff   16 (3m16s ago)   63m
meshery-consul-67669c97cc-hxvlz                     1/1     Running            0                64m
meshery-istio-687c7ff5bc-bn8mq                      1/1     Running            0                63m
meshery-kuma-66f947b988-887hm                       1/1     Running            0                63m
meshery-linkerd-854975dcb9-rsgtl                    1/1     Running            0                63m
meshery-nginx-sm-55675f57b5-xfpgz                   1/1     Running            0                63m

字符串
日志显示

level=info msg="Registering workloads with Meshery Server for version v1.14.0-snapshot.4" app=cilium-adapter
panic: interface conversion: error is *fs.PathError, not *errors.Error

goroutine 42 [running]:
github.com/layer5io/meshkit/errors.GetCode({0x278e020?, 0xc0004f7e30?})


我也查了事件

kubectl get events --field-selector involvedObject.name=meshery-cilium-69b4f7d6c5-t9w55
LAST SEEN   TYPE      REASON    OBJECT                                MESSAGE
17m         Normal    Pulling   pod/meshery-cilium-69b4f7d6c5-t9w55   Pulling image "layer5/meshery-cilium:stable-latest"
2m44s       Warning   BackOff   pod/meshery-cilium-69b4f7d6c5-t9w55   Back-off restarting failed container meshery-cilium in pod meshery-cilium-69b4f7d6c5-t9w55_default(d7ccd0e8-27e5-4f40-89bc-f8a6dc8fa25a)


我正在添加来自故障pod的日志事件:

Type     Reason           Age                    From     Message
  ----     ------           ----                   ----     -------
  Normal   Pulling          4h25m (x55 over 8h)    kubelet  Pulling image "layer5/meshery-cilium:stable-latest"
  Warning  BackOff          3h45m (x1340 over 8h)  kubelet  Back-off restarting failed container meshery-cilium in pod meshery-cilium-69b4f7d6c5-t9w55_default(d7ccd0e8-27e5-4f40-89bc-f8a6dc8fa25a)
  Warning  FailedMount      21m (x6 over 21m)      kubelet  MountVolume.SetUp failed for volume "kube-api-access-tcdml" : object "default"/"kube-root-ca.crt" not registered
  Warning  NetworkNotReady  20m (x19 over 21m)     kubelet  network is not ready: container runtime network not ready: NetworkReady=false reason:NetworkPluginNotReady message:docker: network plugin is not ready: cni config uninitialized
  Warning  BackOff          72s (x82 over 19m)     kubelet  Back-off restarting failed container meshery-cilium in pod meshery-cilium-69b4f7d6c5-t9w55_default(d7ccd0e8-27e5-4f40-89bc-f8a6dc8fa25a)


Nginx窗格显示网络问题

Events:
  Type     Reason           Age                 From             Message
  ----     ------           ----                ----             -------
  Warning  NodeNotReady     22m                 node-controller  Node is not ready
  Warning  NetworkNotReady  22m (x18 over 23m)  kubelet          network is not ready: container runtime network not ready: NetworkReady=false reason:NetworkPluginNotReady message:docker: network plugin is not ready: cni config uninitialized
  Warning  FailedMount      22m (x7 over 23m)   kubelet          MountVolume.SetUp failed for volume "kube-api-access-lscv2" : object "default"/"kube-root-ca.crt" not registered


如何解决此问题?

yi0zb3m4

yi0zb3m41#

根据帕特里克Londa的Blog,您的cilium Pod由于"Back-off restarting failed container"而出现CrashLoopBack off错误,这意味着您的容器在Kubernetes启动后突然终止。
1.发生这种情况的原因是,由于活动峰值而导致的临时资源过载。解决此问题的方法是调整periodSeconds或timeoutSeconds,以便为应用程序提供更长的响应时间窗口。
2.有时,内存资源不足会导致这种情况。您可以通过**更改Container资源清单中的“resources:limits”**来增加内存限制,如博客中所示。
请验证上述步骤,并让我知道这是否解决了问题。

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