etcd健康检查

etcd健康检查

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命令:etcdctl --endpoints=https://[127.0.0.1]:2379 --ca-file=/etc/kubernetes/pki/etcd/ca.crt --cert-file=/etc/kubernetes/pki/etcd/healthcheck-client.crt --key-file=/etc/kubernetes/pki/etcd/healthcheck-client.key cluster-health

etcdctl安装

[root@k8s01 ~]# curl -L https://github.com/coreos/etcd/releases/download/v3.3.2/etcd-v3.3.2-linux-amd64.tar.gz -o etcd-v3.3.2-linux-amd64.tar.gz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   153  100   153    0     0    253      0 --:--:-- --:--:-- --:--:--   253
100   620  100   620    0     0    917      0 --:--:-- --:--:-- --:--:--   917
100 10.7M  100 10.7M    0     0   148k      0  0:01:14  0:01:14 --:--:--  114k
[root@k8s01 ~]# tar zxf etcd-v3.3.2-linux-amd64.tar.gz
[root@k8s01 ~]# mv etcd-v3.3.2-linux-amd64/etcd* /usr/local/bin/

etcd健康检查

[root@k8s01 ~]# etcdctl --endpoints=https://[127.0.0.1]:2379 --ca-file=/etc/kubernetes/pki/etcd/ca.crt --cert-file=/etc/kubernetes/pki/etcd/healthcheck-client.crt --key-file=/etc/kubernetes/pki/etcd/healthcheck-client.key cluster-health
member 857d3f4c49b80ddd is healthy: got healthy result from https://192.168.200.203:2379
member a85d98743664ecc5 is healthy: got healthy result from https://192.168.200.205:2379
member da64e04c46ca889f is healthy: got healthy result from https://192.168.200.208:2379
cluster is healthy