按照教程不是efk，pod一直在重启，求大佬指点什么原因

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文档版本
v1.14

现象描述
描述问题的现象。
按照教程不是efk，pod一直在重启，求大佬指点什么原因
[root@zhangjun-k8s01 ~]# kubectl get pods -o wide -n kube-system
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
coredns-5b969f4c88-2kpk9 1/1 Running 1 23h 172.30.87.4 zhangjun-k8s02
elasticsearch-logging-0 0/1 CrashLoopBackOff 8 10m 172.30.84.5 zhangjun-k8s03
elasticsearch-logging-1 0/1 CrashLoopBackOff 24 113m 172.30.87.7 zhangjun-k8s02
fluentd-es-v2.4.0-h2957 0/1 CrashLoopBackOff 35 163m 172.30.87.6 zhangjun-k8s02
fluentd-es-v2.4.0-hrxtq 0/1 CrashLoopBackOff 17 133m 172.30.84.3 zhangjun-k8s03
fluentd-es-v2.4.0-j9bqd 0/1 CrashLoopBackOff 36 163m 172.30.95.4 zhangjun-k8s01