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add etcd instructions
2018-01-22 14:25:36 +08:00
<!DOCTYPE HTML>
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<title>Etcd解析 · Kubernetes Handbook - jimmysong.io</title>
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<li>
<a href="https://jimmysong.io" target="_blank" class="custom-link">Jimmy Song</a>
</li>
<li class="divider"></li>
<li class="header">前言</li>
<li class="chapter " data-level="1.1" data-path="../">
<a href="../">
<b>1.1.</b>
序言
</a>
</li>
<li class="header">云原生</li>
<li class="chapter " data-level="2.1" data-path="../cloud-native/play-with-kubernetes.html">
<a href="../cloud-native/play-with-kubernetes.html">
<b>2.1.</b>
Play with Kubernetes
</a>
</li>
<li class="chapter " data-level="2.2" data-path="../cloud-native/kubernetes-and-cloud-native-app-overview.html">
<a href="../cloud-native/kubernetes-and-cloud-native-app-overview.html">
<b>2.2.</b>
Kubernetes与云原生应用概览
</a>
</li>
<li class="chapter " data-level="2.3" data-path="../cloud-native/from-kubernetes-to-cloud-native.html">
<a href="../cloud-native/from-kubernetes-to-cloud-native.html">
<b>2.3.</b>
云原生应用之路——从Kubernetes到Cloud Native
</a>
</li>
<li class="header">概念与原理</li>
<li class="chapter " data-level="3.1" data-path="./">
<a href="./">
<b>3.1.</b>
Kubernetes架构
</a>
<ul class="articles">
<li class="chapter active" data-level="3.1.1" data-path="etcd.html">
<a href="etcd.html">
<b>3.1.1.</b>
Etcd解析
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="3.2" data-path="concepts.html">
<a href="concepts.html">
<b>3.2.</b>
设计理念
</a>
</li>
<li class="chapter " data-level="3.3" data-path="objects.html">
<a href="objects.html">
<b>3.3.</b>
资源对象与基本概念解析
</a>
<ul class="articles">
<li class="chapter " data-level="3.3.1" data-path="pod-overview.html">
<a href="pod-overview.html">
<b>3.3.1.</b>
Pod
</a>
<ul class="articles">
<li class="chapter " data-level="3.3.1.1" data-path="pod.html">
<a href="pod.html">
<b>3.3.1.1.</b>
Pod解析
</a>
</li>
<li class="chapter " data-level="3.3.1.2" data-path="init-containers.html">
<a href="init-containers.html">
<b>3.3.1.2.</b>
Init容器
</a>
</li>
<li class="chapter " data-level="3.3.1.3" data-path="pod-security-policy.html">
<a href="pod-security-policy.html">
<b>3.3.1.3.</b>
Pod安全策略
</a>
</li>
<li class="chapter " data-level="3.3.1.4" data-path="pod-lifecycle.html">
<a href="pod-lifecycle.html">
<b>3.3.1.4.</b>
Pod的生命周期
</a>
</li>
<li class="chapter " data-level="3.3.1.5" data-path="pod-hook.html">
<a href="pod-hook.html">
<b>3.3.1.5.</b>
Pod Hook
</a>
</li>
<li class="chapter " data-level="3.3.1.6" data-path="pod-preset.html">
<a href="pod-preset.html">
<b>3.3.1.6.</b>
Pod Preset
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="3.3.2" data-path="node.html">
<a href="node.html">
<b>3.3.2.</b>
Node
</a>
</li>
<li class="chapter " data-level="3.3.3" data-path="namespace.html">
<a href="namespace.html">
<b>3.3.3.</b>
Namespace
</a>
</li>
<li class="chapter " data-level="3.3.4" data-path="service.html">
<a href="service.html">
<b>3.3.4.</b>
Service
</a>
</li>
<li class="chapter " data-level="3.3.5" data-path="volume.html">
<a href="volume.html">
<b>3.3.5.</b>
Volume和Persistent Volume
</a>
<ul class="articles">
<li class="chapter " data-level="3.3.5.1" data-path="persistent-volume.html">
<a href="persistent-volume.html">
<b>3.3.5.1.</b>
Persistent Volume（持久化卷）
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="3.3.6" data-path="deployment.html">
<a href="deployment.html">
<b>3.3.6.</b>
Deployment
</a>
</li>
<li class="chapter " data-level="3.3.7" data-path="secret.html">
<a href="secret.html">
<b>3.3.7.</b>
Secret
</a>
</li>
<li class="chapter " data-level="3.3.8" data-path="statefulset.html">
<a href="statefulset.html">
<b>3.3.8.</b>
StatefulSet
</a>
</li>
<li class="chapter " data-level="3.3.9" data-path="daemonset.html">
<a href="daemonset.html">
<b>3.3.9.</b>
DaemonSet
</a>
</li>
<li class="chapter " data-level="3.3.10" data-path="serviceaccount.html">
<a href="serviceaccount.html">
<b>3.3.10.</b>
ServiceAccount
</a>
</li>
<li class="chapter " data-level="3.3.11" data-path="replicaset.html">
<a href="replicaset.html">
<b>3.3.11.</b>
ReplicationController和ReplicaSet
</a>
</li>
<li class="chapter " data-level="3.3.12" data-path="job.html">
<a href="job.html">
<b>3.3.12.</b>
Job
</a>
</li>
<li class="chapter " data-level="3.3.13" data-path="cronjob.html">
<a href="cronjob.html">
<b>3.3.13.</b>
CronJob
</a>
</li>
<li class="chapter " data-level="3.3.14" data-path="ingress.html">
<a href="ingress.html">
<b>3.3.14.</b>
Ingress
</a>
<ul class="articles">
<li class="chapter " data-level="3.3.14.1" data-path="traefik-ingress-controller.html">
<a href="traefik-ingress-controller.html">
<b>3.3.14.1.</b>
Traefik Ingress Controller
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="3.3.15" data-path="configmap.html">
<a href="configmap.html">
<b>3.3.15.</b>
ConfigMap
</a>
<ul class="articles">
<li class="chapter " data-level="3.3.15.1" data-path="configmap-hot-update.html">
<a href="configmap-hot-update.html">
<b>3.3.15.1.</b>
ConfigMap的热更新
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="3.3.16" data-path="horizontal-pod-autoscaling.html">
<a href="horizontal-pod-autoscaling.html">
<b>3.3.16.</b>
Horizontal Pod Autoscaling
</a>
<ul class="articles">
<li class="chapter " data-level="3.3.16.1" data-path="custom-metrics-hpa.html">
<a href="custom-metrics-hpa.html">
<b>3.3.16.1.</b>
自定义指标HPA
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="3.3.17" data-path="label.html">
<a href="label.html">
<b>3.3.17.</b>
Label
</a>
</li>
<li class="chapter " data-level="3.3.18" data-path="garbage-collection.html">
<a href="garbage-collection.html">
<b>3.3.18.</b>
垃圾收集
</a>
</li>
<li class="chapter " data-level="3.3.19" data-path="network-policy.html">
<a href="network-policy.html">
<b>3.3.19.</b>
NetworkPolicy
</a>
</li>
<li class="chapter " data-level="3.3.20" data-path="annotation.html">
<a href="annotation.html">
<b>3.3.20.</b>
Annotation
</a>
</li>
<li class="chapter " data-level="3.3.21" data-path="aggregated-api-server.html">
<a href="aggregated-api-server.html">
<b>3.3.21.</b>
Aggregated API Server
</a>
</li>
<li class="chapter " data-level="3.3.22" data-path="custom-resource.html">
<a href="custom-resource.html">
<b>3.3.22.</b>
使用自定义资源扩展API
</a>
</li>
<li class="chapter " data-level="3.3.23" data-path="apiservice.html">
<a href="apiservice.html">
<b>3.3.23.</b>
APIService
</a>
</li>
<li class="chapter " data-level="3.3.24" data-path="taint-and-toleration.html">
<a href="taint-and-toleration.html">
<b>3.3.24.</b>
Taint和Toleration（污点和容忍）
</a>
</li>
<li class="chapter " data-level="3.3.25" data-path="pod-disruption-budget.html">
<a href="pod-disruption-budget.html">
<b>3.3.25.</b>
Pod中断与PDB（Pod中断预算）
</a>
</li>
</ul>
</li>
<li class="header">用户指南</li>
<li class="chapter " data-level="4.1" data-path="../guide/">
<a href="../guide/">
<b>4.1.</b>
用户指南
</a>
</li>
<li class="chapter " data-level="4.2" data-path="../guide/resource-configuration.html">
<a href="../guide/resource-configuration.html">
<b>4.2.</b>
资源对象配置
</a>
<ul class="articles">
<li class="chapter " data-level="4.2.1" data-path="../guide/configure-liveness-readiness-probes.html">
<a href="../guide/configure-liveness-readiness-probes.html">
<b>4.2.1.</b>
配置Pod的liveness和readiness探针
</a>
</li>
<li class="chapter " data-level="4.2.2" data-path="../guide/configure-pod-service-account.html">
<a href="../guide/configure-pod-service-account.html">
<b>4.2.2.</b>
配置Pod的Service Account
</a>
</li>
<li class="chapter " data-level="4.2.3" data-path="../guide/secret-configuration.html">
<a href="../guide/secret-configuration.html">
<b>4.2.3.</b>
Secret配置
</a>
</li>
<li class="chapter " data-level="4.2.4" data-path="../guide/resource-quota-management.html">
<a href="../guide/resource-quota-management.html">
<b>4.2.4.</b>
管理namespace中的资源配额
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.3" data-path="../guide/command-usage.html">
<a href="../guide/command-usage.html">
<b>4.3.</b>
命令使用
</a>
<ul class="articles">
<li class="chapter " data-level="4.3.1" data-path="../guide/docker-cli-to-kubectl.html">
<a href="../guide/docker-cli-to-kubectl.html">
<b>4.3.1.</b>
docker用户过度到kubectl命令行指南
</a>
</li>
<li class="chapter " data-level="4.3.2" data-path="../guide/using-kubectl.html">
<a href="../guide/using-kubectl.html">
<b>4.3.2.</b>
kubectl命令概览
</a>
</li>
<li class="chapter " data-level="4.3.3" data-path="../guide/kubectl-cheatsheet.html">
<a href="../guide/kubectl-cheatsheet.html">
<b>4.3.3.</b>
kubectl命令技巧大全
</a>
</li>
<li class="chapter " data-level="4.3.4" data-path="../guide/using-etcdctl-to-access-kubernetes-data.html">
<a href="../guide/using-etcdctl-to-access-kubernetes-data.html">
<b>4.3.4.</b>
使用etcdctl访问kubernetes数据
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.4" data-path="../guide/cluster-security-management.html">
<a href="../guide/cluster-security-management.html">
<b>4.4.</b>
集群安全性管理
</a>
<ul class="articles">
<li class="chapter " data-level="4.4.1" data-path="../guide/managing-tls-in-a-cluster.html">
<a href="../guide/managing-tls-in-a-cluster.html">
<b>4.4.1.</b>
管理集群中的TLS
</a>
</li>
<li class="chapter " data-level="4.4.2" data-path="../guide/kubelet-authentication-authorization.html">
<a href="../guide/kubelet-authentication-authorization.html">
<b>4.4.2.</b>
kubelet的认证授权
</a>
</li>
<li class="chapter " data-level="4.4.3" data-path="../guide/tls-bootstrapping.html">
<a href="../guide/tls-bootstrapping.html">
<b>4.4.3.</b>
TLS bootstrap
</a>
</li>
<li class="chapter " data-level="4.4.4" data-path="../guide/kubectl-user-authentication-authorization.html">
<a href="../guide/kubectl-user-authentication-authorization.html">
<b>4.4.4.</b>
创建用户认证授权的kubeconfig文件
</a>
</li>
<li class="chapter " data-level="4.4.5" data-path="../guide/rbac.html">
<a href="../guide/rbac.html">
<b>4.4.5.</b>
RBAC——基于角色的访问控制
</a>
</li>
<li class="chapter " data-level="4.4.6" data-path="../guide/ip-masq-agent.html">
<a href="../guide/ip-masq-agent.html">
<b>4.4.6.</b>
IP伪装代理
</a>
</li>
<li class="chapter " data-level="4.4.7" data-path="../guide/auth-with-kubeconfig-or-token.html">
<a href="../guide/auth-with-kubeconfig-or-token.html">
<b>4.4.7.</b>
使用kubeconfig或token进行用户身份认证
</a>
</li>
<li class="chapter " data-level="4.4.8" data-path="../guide/authentication.html">
<a href="../guide/authentication.html">
<b>4.4.8.</b>
Kubernetes中的用户与身份认证授权
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.5" data-path="../guide/access-kubernetes-cluster.html">
<a href="../guide/access-kubernetes-cluster.html">
<b>4.5.</b>
访问Kubernetes集群
</a>
<ul class="articles">
<li class="chapter " data-level="4.5.1" data-path="../guide/access-cluster.html">
<a href="../guide/access-cluster.html">
<b>4.5.1.</b>
访问集群
</a>
</li>
<li class="chapter " data-level="4.5.2" data-path="../guide/authenticate-across-clusters-kubeconfig.html">
<a href="../guide/authenticate-across-clusters-kubeconfig.html">
<b>4.5.2.</b>
使用kubeconfig文件配置跨集群认证
</a>
</li>
<li class="chapter " data-level="4.5.3" data-path="../guide/connecting-to-applications-port-forward.html">
<a href="../guide/connecting-to-applications-port-forward.html">
<b>4.5.3.</b>
通过端口转发访问集群中的应用程序
</a>
</li>
<li class="chapter " data-level="4.5.4" data-path="../guide/service-access-application-cluster.html">
<a href="../guide/service-access-application-cluster.html">
<b>4.5.4.</b>
使用service访问群集中的应用程序
</a>
</li>
<li class="chapter " data-level="4.5.5" data-path="../guide/accessing-kubernetes-pods-from-outside-of-the-cluster.html">
<a href="../guide/accessing-kubernetes-pods-from-outside-of-the-cluster.html">
<b>4.5.5.</b>
从外部访问Kubernetes中的Pod
</a>
</li>
<li class="chapter " data-level="4.5.6" data-path="../guide/cabin-mobile-dashboard-for-kubernetes.html">
<a href="../guide/cabin-mobile-dashboard-for-kubernetes.html">
<b>4.5.6.</b>
Cabin - Kubernetes手机客户端
</a>
</li>
<li class="chapter " data-level="4.5.7" data-path="../guide/kubernetes-desktop-client.html">
<a href="../guide/kubernetes-desktop-client.html">
<b>4.5.7.</b>
Kubernetic - Kubernetes桌面客户端
</a>
</li>
<li class="chapter " data-level="4.5.8" data-path="../guide/kubernator-kubernetes-ui.html">
<a href="../guide/kubernator-kubernetes-ui.html">
<b>4.5.8.</b>
Kubernator - 更底层的Kubernetes UI
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.6" data-path="../guide/application-development-deployment-flow.html">
<a href="../guide/application-development-deployment-flow.html">
<b>4.6.</b>
在Kubernetes中开发部署应用
</a>
<ul class="articles">
<li class="chapter " data-level="4.6.1" data-path="../guide/deploy-applications-in-kubernetes.html">
<a href="../guide/deploy-applications-in-kubernetes.html">
<b>4.6.1.</b>
适用于kubernetes的应用开发部署流程
</a>
</li>
<li class="chapter " data-level="4.6.2" data-path="../guide/migrating-hadoop-yarn-to-kubernetes.html">
<a href="../guide/migrating-hadoop-yarn-to-kubernetes.html">
<b>4.6.2.</b>
迁移传统应用到Kubernetes中——以Hadoop YARN为例
</a>
</li>
<li class="chapter " data-level="4.6.3" data-path="../guide/using-statefulset.html">
<a href="../guide/using-statefulset.html">
<b>4.6.3.</b>
使用StatefulSet部署用状态应用
</a>
</li>
</ul>
</li>
<li class="header">最佳实践</li>
<li class="chapter " data-level="5.1" data-path="../practice/">
<a href="../practice/">
<b>5.1.</b>
最佳实践概览
</a>
</li>
<li class="chapter " data-level="5.2" data-path="../practice/install-kubernetes-on-centos.html">
<a href="../practice/install-kubernetes-on-centos.html">
<b>5.2.</b>
在CentOS上部署Kubernetes集群
</a>
<ul class="articles">
<li class="chapter " data-level="5.2.1" data-path="../practice/create-tls-and-secret-key.html">
<a href="../practice/create-tls-and-secret-key.html">
<b>5.2.1.</b>
创建TLS证书和秘钥
</a>
</li>
<li class="chapter " data-level="5.2.2" data-path="../practice/create-kubeconfig.html">
<a href="../practice/create-kubeconfig.html">
<b>5.2.2.</b>
创建kubeconfig文件
</a>
</li>
<li class="chapter " data-level="5.2.3" data-path="../practice/etcd-cluster-installation.html">
<a href="../practice/etcd-cluster-installation.html">
<b>5.2.3.</b>
创建高可用etcd集群
</a>
</li>
<li class="chapter " data-level="5.2.4" data-path="../practice/kubectl-installation.html">
<a href="../practice/kubectl-installation.html">
<b>5.2.4.</b>
安装kubectl命令行工具
</a>
</li>
<li class="chapter " data-level="5.2.5" data-path="../practice/master-installation.html">
<a href="../practice/master-installation.html">
<b>5.2.5.</b>
部署master节点
</a>
</li>
<li class="chapter " data-level="5.2.6" data-path="../practice/flannel-installation.html">
<a href="../practice/flannel-installation.html">
<b>5.2.6.</b>
安装flannel网络插件
</a>
</li>
<li class="chapter " data-level="5.2.7" data-path="../practice/node-installation.html">
<a href="../practice/node-installation.html">
<b>5.2.7.</b>
部署node节点
</a>
</li>
<li class="chapter " data-level="5.2.8" data-path="../practice/kubedns-addon-installation.html">
<a href="../practice/kubedns-addon-installation.html">
<b>5.2.8.</b>
安装kubedns插件
</a>
</li>
<li class="chapter " data-level="5.2.9" data-path="../practice/dashboard-addon-installation.html">
<a href="../practice/dashboard-addon-installation.html">
<b>5.2.9.</b>
安装dashboard插件
</a>
</li>
<li class="chapter " data-level="5.2.10" data-path="../practice/heapster-addon-installation.html">
<a href="../practice/heapster-addon-installation.html">
<b>5.2.10.</b>
安装heapster插件
</a>
</li>
<li class="chapter " data-level="5.2.11" data-path="../practice/efk-addon-installation.html">
<a href="../practice/efk-addon-installation.html">
<b>5.2.11.</b>
安装EFK插件
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.3" data-path="../practice/service-discovery-and-loadbalancing.html">
<a href="../practice/service-discovery-and-loadbalancing.html">
<b>5.3.</b>
服务发现与负载均衡
</a>
<ul class="articles">
<li class="chapter " data-level="5.3.1" data-path="../practice/traefik-ingress-installation.html">
<a href="../practice/traefik-ingress-installation.html">
<b>5.3.1.</b>
安装Traefik ingress
</a>
</li>
<li class="chapter " data-level="5.3.2" data-path="../practice/distributed-load-test.html">
<a href="../practice/distributed-load-test.html">
<b>5.3.2.</b>
分布式负载测试
</a>
</li>
<li class="chapter " data-level="5.3.3" data-path="../practice/network-and-cluster-perfermance-test.html">
<a href="../practice/network-and-cluster-perfermance-test.html">
<b>5.3.3.</b>
网络和集群性能测试
</a>
</li>
<li class="chapter " data-level="5.3.4" data-path="../practice/edge-node-configuration.html">
<a href="../practice/edge-node-configuration.html">
<b>5.3.4.</b>
边缘节点配置
</a>
</li>
<li class="chapter " data-level="5.3.5" data-path="../practice/nginx-ingress-installation.html">
<a href="../practice/nginx-ingress-installation.html">
<b>5.3.5.</b>
安装Nginx ingress
</a>
</li>
<li class="chapter " data-level="5.3.6" data-path="../practice/configuring-dns.html">
<a href="../practice/configuring-dns.html">
<b>5.3.6.</b>
配置内置DNS（kube-dns）
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.4" data-path="../practice/operation.html">
<a href="../practice/operation.html">
<b>5.4.</b>
运维管理
</a>
<ul class="articles">
<li class="chapter " data-level="5.4.1" data-path="../practice/service-rolling-update.html">
<a href="../practice/service-rolling-update.html">
<b>5.4.1.</b>
服务滚动升级
</a>
</li>
<li class="chapter " data-level="5.4.2" data-path="../practice/app-log-collection.html">
<a href="../practice/app-log-collection.html">
<b>5.4.2.</b>
应用日志收集
</a>
</li>
<li class="chapter " data-level="5.4.3" data-path="../practice/configuration-best-practice.html">
<a href="../practice/configuration-best-practice.html">
<b>5.4.3.</b>
配置最佳实践
</a>
</li>
<li class="chapter " data-level="5.4.4" data-path="../practice/monitor.html">
<a href="../practice/monitor.html">
<b>5.4.4.</b>
集群及应用监控
</a>
</li>
<li class="chapter " data-level="5.4.5" data-path="../practice/data-persistence-problem.html">
<a href="../practice/data-persistence-problem.html">
<b>5.4.5.</b>
数据持久化问题
</a>
</li>
<li class="chapter " data-level="5.4.6" data-path="../practice/manage-compute-resources-container.html">
<a href="../practice/manage-compute-resources-container.html">
<b>5.4.6.</b>
管理容器的计算资源
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.5" data-path="../practice/storage.html">
<a href="../practice/storage.html">
<b>5.5.</b>
存储管理
</a>
<ul class="articles">
<li class="chapter " data-level="5.5.1" data-path="../practice/glusterfs.html">
<a href="../practice/glusterfs.html">
<b>5.5.1.</b>
GlusterFS
</a>
<ul class="articles">
<li class="chapter " data-level="5.5.1.1" data-path="../practice/using-glusterfs-for-persistent-storage.html">
<a href="../practice/using-glusterfs-for-persistent-storage.html">
<b>5.5.1.1.</b>
使用GlusterFS做持久化存储
</a>
</li>
<li class="chapter " data-level="5.5.1.2" data-path="../practice/storage-for-containers-using-glusterfs-with-openshift.html">
<a href="../practice/storage-for-containers-using-glusterfs-with-openshift.html">
<b>5.5.1.2.</b>
在OpenShift中使用GlusterFS做持久化存储
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.5.2" data-path="../practice/cephfs.html">
<a href="../practice/cephfs.html">
<b>5.5.2.</b>
CephFS
</a>
<ul class="articles">
<li class="chapter " data-level="5.5.2.1" data-path="../practice/using-ceph-for-persistent-storage.html">
<a href="../practice/using-ceph-for-persistent-storage.html">
<b>5.5.2.1.</b>
使用Ceph做持久化存储
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.5.3" data-path="../practice/openebs.html">
<a href="../practice/openebs.html">
<b>5.5.3.</b>
OpenEBS
</a>
<ul class="articles">
<li class="chapter " data-level="5.5.3.1" data-path="../practice/using-openebs-for-persistent-storage.html">
<a href="../practice/using-openebs-for-persistent-storage.html">
<b>5.5.3.1.</b>
使用OpenEBS做持久化存储
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="5.6" data-path="../practice/monitoring.html">
<a href="../practice/monitoring.html">
<b>5.6.</b>
集群与应用监控
</a>
<ul class="articles">
<li class="chapter " data-level="5.6.1" data-path="../practice/heapster.html">
<a href="../practice/heapster.html">
<b>5.6.1.</b>
Heapster
</a>
<ul class="articles">
<li class="chapter " data-level="5.6.1.1" data-path="../practice/using-heapster-to-get-object-metrics.html">
<a href="../practice/using-heapster-to-get-object-metrics.html">
<b>5.6.1.1.</b>
使用Heapster获取集群和对象的metric数据
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.6.2" data-path="../practice/prometheus.html">
<a href="../practice/prometheus.html">
<b>5.6.2.</b>
Prometheus
</a>
<ul class="articles">
<li class="chapter " data-level="5.6.2.1" data-path="../practice/using-prometheus-to-monitor-kuberentes-cluster.html">
<a href="../practice/using-prometheus-to-monitor-kuberentes-cluster.html">
<b>5.6.2.1.</b>
使用Prometheus监控kubernetes集群
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="5.7" data-path="../practice/services-management-tool.html">
<a href="../practice/services-management-tool.html">
<b>5.7.</b>
服务编排管理
</a>
<ul class="articles">
<li class="chapter " data-level="5.7.1" data-path="../practice/helm.html">
<a href="../practice/helm.html">
<b>5.7.1.</b>
使用Helm管理kubernetes应用
</a>
</li>
<li class="chapter " data-level="5.7.2" data-path="../practice/create-private-charts-repo.html">
<a href="../practice/create-private-charts-repo.html">
<b>5.7.2.</b>
构建私有Chart仓库
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.8" data-path="../practice/ci-cd.html">
<a href="../practice/ci-cd.html">
<b>5.8.</b>
持续集成与发布
</a>
<ul class="articles">
<li class="chapter " data-level="5.8.1" data-path="../practice/jenkins-ci-cd.html">
<a href="../practice/jenkins-ci-cd.html">
<b>5.8.1.</b>
使用Jenkins进行持续集成与发布
</a>
</li>
<li class="chapter " data-level="5.8.2" data-path="../practice/drone-ci-cd.html">
<a href="../practice/drone-ci-cd.html">
<b>5.8.2.</b>
使用Drone进行持续集成与发布
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.9" data-path="../practice/update-and-upgrade.html">
<a href="../practice/update-and-upgrade.html">
<b>5.9.</b>
更新与升级
</a>
<ul class="articles">
<li class="chapter " data-level="5.9.1" data-path="../practice/manually-upgrade.html">
<a href="../practice/manually-upgrade.html">
<b>5.9.1.</b>
手动升级Kubernetes集群
</a>
</li>
<li class="chapter " data-level="5.9.2" data-path="../practice/dashboard-upgrade.html">
<a href="../practice/dashboard-upgrade.html">
<b>5.9.2.</b>
升级dashboard
</a>
</li>
</ul>
</li>
<li class="header">领域应用</li>
<li class="chapter " data-level="6.1" data-path="../usecases/">
<a href="../usecases/">
<b>6.1.</b>
领域应用概览
</a>
</li>
<li class="chapter " data-level="6.2" data-path="../usecases/microservices.html">
<a href="../usecases/microservices.html">
<b>6.2.</b>
微服务架构
</a>
<ul class="articles">
<li class="chapter " data-level="6.2.1" data-path="../usecases/service-discovery-in-microservices.html">
<a href="../usecases/service-discovery-in-microservices.html">
<b>6.2.1.</b>
微服务中的服务发现
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.3" data-path="../usecases/service-mesh.html">
<a href="../usecases/service-mesh.html">
<b>6.3.</b>
Service Mesh 服务网格
</a>
<ul class="articles">
<li class="chapter " data-level="6.3.1" data-path="../usecases/istio.html">
<a href="../usecases/istio.html">
<b>6.3.1.</b>
Istio
</a>
<ul class="articles">
<li class="chapter " data-level="6.3.1.1" data-path="../usecases/istio-installation.html">
<a href="../usecases/istio-installation.html">
<b>6.3.1.1.</b>
安装并试用Istio service mesh
</a>
</li>
<li class="chapter " data-level="6.3.1.2" data-path="../usecases/configuring-request-routing.html">
<a href="../usecases/configuring-request-routing.html">
<b>6.3.1.2.</b>
配置请求的路由规则
</a>
</li>
<li class="chapter " data-level="6.3.1.3" data-path="../usecases/install-and-expand-istio-mesh.html">
<a href="../usecases/install-and-expand-istio-mesh.html">
<b>6.3.1.3.</b>
安装和拓展Istio service mesh
</a>
</li>
<li class="chapter " data-level="6.3.1.4" data-path="../usecases/integrating-vms.html">
<a href="../usecases/integrating-vms.html">
<b>6.3.1.4.</b>
集成虚拟机
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.3.2" data-path="../usecases/linkerd.html">
<a href="../usecases/linkerd.html">
<b>6.3.2.</b>
Linkerd
</a>
<ul class="articles">
<li class="chapter " data-level="6.3.2.1" data-path="../usecases/linkerd-user-guide.html">
<a href="../usecases/linkerd-user-guide.html">
<b>6.3.2.1.</b>
Linkerd 使用指南
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.3.3" data-path="../usecases/conduit.html">
<a href="../usecases/conduit.html">
<b>6.3.3.</b>
Conduit
</a>
<ul class="articles">
<li class="chapter " data-level="6.3.3.1" data-path="../usecases/conduit-overview.html">
<a href="../usecases/conduit-overview.html">
<b>6.3.3.1.</b>
Condiut概览
</a>
</li>
<li class="chapter " data-level="6.3.3.2" data-path="../usecases/conduit-installation.html">
<a href="../usecases/conduit-installation.html">
<b>6.3.3.2.</b>
安装Conduit
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="6.4" data-path="../usecases/big-data.html">
<a href="../usecases/big-data.html">
<b>6.4.</b>
大数据
</a>
<ul class="articles">
<li class="chapter " data-level="6.4.1" data-path="../usecases/spark-standalone-on-kubernetes.html">
<a href="../usecases/spark-standalone-on-kubernetes.html">
<b>6.4.1.</b>
Spark standalone on Kubernetes
</a>
</li>
<li class="chapter " data-level="6.4.2" data-path="../usecases/running-spark-with-kubernetes-native-scheduler.html">
<a href="../usecases/running-spark-with-kubernetes-native-scheduler.html">
<b>6.4.2.</b>
运行支持Kubernetes原生调度的Spark程序
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.5" data-path="../usecases/serverless.html">
<a href="../usecases/serverless.html">
<b>6.5.</b>
Serverless架构
</a>
<ul class="articles">
<li class="chapter " data-level="6.5.1" data-path="../usecases/understanding-serverless.html">
<a href="../usecases/understanding-serverless.html">
<b>6.5.1.</b>
理解Serverless
</a>
</li>
<li class="chapter " data-level="6.5.2" data-path="../usecases/faas.html">
<a href="../usecases/faas.html">
<b>6.5.2.</b>
FaaS-函数即服务
</a>
<ul class="articles">
<li class="chapter " data-level="6.5.2.1" data-path="../usecases/openfaas-quick-start.html">
<a href="../usecases/openfaas-quick-start.html">
<b>6.5.2.1.</b>
OpenFaaS快速入门指南
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="6.6" data-path="../usecases/edge-computing.html">
<a href="../usecases/edge-computing.html">
<b>6.6.</b>
边缘计算
</a>
</li>
<li class="header">开发指南</li>
<li class="chapter " data-level="7.1" data-path="../develop/">
<a href="../develop/">
<b>7.1.</b>
开发指南概览
</a>
</li>
<li class="chapter " data-level="7.2" data-path="../develop/sigs-and-working-group.html">
<a href="../develop/sigs-and-working-group.html">
<b>7.2.</b>
SIG和工作组
</a>
</li>
<li class="chapter " data-level="7.3" data-path="../develop/developing-environment.html">
<a href="../develop/developing-environment.html">
<b>7.3.</b>
开发环境搭建
</a>
</li>
<li class="chapter " data-level="7.4" data-path="../develop/testing.html">
<a href="../develop/testing.html">
<b>7.4.</b>
单元测试和集成测试
</a>
</li>
<li class="chapter " data-level="7.5" data-path="../develop/client-go-sample.html">
<a href="../develop/client-go-sample.html">
<b>7.5.</b>
client-go示例
</a>
</li>
<li class="chapter " data-level="7.6" data-path="../develop/operator.html">
<a href="../develop/operator.html">
<b>7.6.</b>
Operator
</a>
</li>
<li class="chapter " data-level="7.7" data-path="../develop/contribute.html">
<a href="../develop/contribute.html">
<b>7.7.</b>
社区贡献
</a>
</li>
<li class="chapter " data-level="7.8" data-path="../develop/minikube.html">
<a href="../develop/minikube.html">
<b>7.8.</b>
Minikube
</a>
</li>
<li class="header">附录</li>
<li class="chapter " data-level="8.1" data-path="../appendix/">
<a href="../appendix/">
<b>8.1.</b>
附录说明
</a>
</li>
<li class="chapter " data-level="8.2" data-path="../appendix/debug-kubernetes-services.html">
<a href="../appendix/debug-kubernetes-services.html">
<b>8.2.</b>
Kubernetes中的应用故障排查
</a>
</li>
<li class="chapter " data-level="8.3" data-path="../appendix/material-share.html">
<a href="../appendix/material-share.html">
<b>8.3.</b>
Kubernetes相关资讯和情报链接
</a>
</li>
<li class="chapter " data-level="8.4" data-path="../appendix/docker-best-practice.html">
<a href="../appendix/docker-best-practice.html">
<b>8.4.</b>
Docker最佳实践
</a>
</li>
<li class="chapter " data-level="8.5" data-path="../appendix/tricks.html">
<a href="../appendix/tricks.html">
<b>8.5.</b>
使用技巧
</a>
</li>
<li class="chapter " data-level="8.6" data-path="../appendix/issues.html">
<a href="../appendix/issues.html">
<b>8.6.</b>
问题记录
</a>
</li>
<li class="chapter " data-level="8.7" data-path="../appendix/kubernetes-changelog.html">
<a href="../appendix/kubernetes-changelog.html">
<b>8.7.</b>
Kubernetes版本更新日志
</a>
<ul class="articles">
<li class="chapter " data-level="8.7.1" data-path="../appendix/kubernetes-1.7-changelog.html">
<a href="../appendix/kubernetes-1.7-changelog.html">
<b>8.7.1.</b>
Kubernetes1.7更新日志
</a>
</li>
<li class="chapter " data-level="8.7.2" data-path="../appendix/kubernetes-1.8-changelog.html">
<a href="../appendix/kubernetes-1.8-changelog.html">
<b>8.7.2.</b>
Kubernetes1.8更新日志
</a>
</li>
<li class="chapter " data-level="8.7.3" data-path="../appendix/kubernetes-1.9-changelog.html">
<a href="../appendix/kubernetes-1.9-changelog.html">
<b>8.7.3.</b>
Kubernetes1.9更新日志
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="8.8" data-path="../appendix/summary-and-outlook.html">
<a href="../appendix/summary-and-outlook.html">
<b>8.8.</b>
Kubernetes及云原生年度总结及展望
</a>
<ul class="articles">
<li class="chapter " data-level="8.8.1" data-path="../appendix/kubernetes-and-cloud-native-summary-in-2017-and-outlook-for-2018.html">
<a href="../appendix/kubernetes-and-cloud-native-summary-in-2017-and-outlook-for-2018.html">
<b>8.8.1.</b>
Kubernetes与云原生2017年年终总结及2018年展望
</a>
</li>
</ul>
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<h1 id="etcd&#x89E3;&#x6790;">Etcd&#x89E3;&#x6790;</h1>
<p>Etcd&#x662F;Kubernetes&#x96C6;&#x7FA4;&#x4E2D;&#x7684;&#x4E00;&#x4E2A;&#x5341;&#x5206;&#x91CD;&#x8981;&#x7684;&#x7EC4;&#x4EF6;&#xFF0C;&#x7528;&#x4E8E;&#x4FDD;&#x5B58;&#x96C6;&#x7FA4;&#x6240;&#x6709;&#x7684;&#x7F51;&#x7EDC;&#x914D;&#x7F6E;&#x548C;&#x5BF9;&#x8C61;&#x7684;&#x72B6;&#x6001;&#x4FE1;&#x606F;&#x3002;&#x5728;&#x540E;&#x9762;&#x5177;&#x4F53;&#x7684;&#x5B89;&#x88C5;&#x73AF;&#x5883;&#x4E2D;&#xFF0C;&#x6211;&#x4EEC;&#x5B89;&#x88C5;&#x7684;etcd&#x7684;&#x7248;&#x672C;&#x662F;v3.1.5&#xFF0C;&#x6574;&#x4E2A;kubernetes&#x7CFB;&#x7EDF;&#x4E2D;&#x4E00;&#x5171;&#x6709;&#x4E24;&#x4E2A;&#x670D;&#x52A1;&#x9700;&#x8981;&#x7528;&#x5230;etcd&#x7528;&#x6765;&#x534F;&#x540C;&#x548C;&#x5B58;&#x50A8;&#x914D;&#x7F6E;&#xFF0C;&#x5206;&#x522B;&#x662F;&#xFF1A;</p>
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<li>&#x7F51;&#x7EDC;&#x63D2;&#x4EF6;flannel&#x3001;&#x5BF9;&#x4E8E;&#x5176;&#x5B83;&#x7F51;&#x7EDC;&#x63D2;&#x4EF6;&#x4E5F;&#x9700;&#x8981;&#x7528;&#x5230;etcd&#x5B58;&#x50A8;&#x7F51;&#x7EDC;&#x7684;&#x914D;&#x7F6E;&#x4FE1;&#x606F;</li>
<li>kubernetes&#x672C;&#x8EAB;&#xFF0C;&#x5305;&#x62EC;&#x5404;&#x79CD;&#x5BF9;&#x8C61;&#x7684;&#x72B6;&#x6001;&#x548C;&#x5143;&#x4FE1;&#x606F;&#x914D;&#x7F6E;</li>
</ul>
<p><strong>&#x6CE8;&#x610F;</strong>&#xFF1A;flannel&#x64CD;&#x4F5C;etcd&#x4F7F;&#x7528;&#x7684;&#x662F;v2&#x7684;API&#xFF0C;&#x800C;kubernetes&#x64CD;&#x4F5C;kubernetes&#x4F7F;&#x7528;&#x7684;v3&#x7684;API&#xFF0C;&#x6240;&#x4EE5;&#x5728;&#x4E0B;&#x9762;&#x6211;&#x4EEC;&#x6267;&#x884C;<code>ectdctl</code>&#x7684;&#x65F6;&#x5019;&#x9700;&#x8981;&#x8BBE;&#x7F6E;<code>ECTDCTL_API</code>&#x73AF;&#x5883;&#x53D8;&#x91CF;&#xFF0C;&#x8BE5;&#x53D8;&#x91CF;&#x9ED8;&#x8BA4;&#x503C;&#x4E3A;2&#x3002;</p>
<h2 id="&#x539F;&#x7406;">&#x539F;&#x7406;</h2>
<p>Etcd&#x4F7F;&#x7528;&#x7684;&#x662F;raft&#x4E00;&#x81F4;&#x6027;&#x7B97;&#x6CD5;&#x6765;&#x5B9E;&#x73B0;&#x7684;&#xFF0C;&#x662F;&#x4E00;&#x6B3E;&#x5206;&#x5E03;&#x5F0F;&#x7684;&#x4E00;&#x81F4;&#x6027;KV&#x5B58;&#x50A8;&#xFF0C;&#x53EA;&#x8981;&#x7528;&#x4E8E;&#x5171;&#x4EAB;&#x914D;&#x7F6E;&#x548C;&#x670D;&#x52A1;&#x53D1;&#x73B0;&#x3002;&#x5173;&#x4E8E;raft&#x4E00;&#x81F4;&#x6027;&#x7B97;&#x6CD5;&#x8BF7;&#x53C2;&#x8003;<a href="http://thesecretlivesofdata.com/raft/" target="_blank">&#x8BE5;&#x52A8;&#x753B;&#x6F14;&#x793A;</a>&#x3002;</p>
<p>&#x5173;&#x4E8E;Ectd&#x7684;&#x539F;&#x7406;&#x89E3;&#x6790;&#x8BF7;&#x53C2;&#x8003;<a href="http://jolestar.com/etcd-architecture/" target="_blank">Etcd &#x67B6;&#x6784;&#x4E0E;&#x5B9E;&#x73B0;&#x89E3;&#x6790;</a>&#x3002;</p>
<h2 id="&#x4F7F;&#x7528;etcd&#x5B58;&#x50A8;flannel&#x7F51;&#x7EDC;&#x4FE1;&#x606F;">&#x4F7F;&#x7528;Etcd&#x5B58;&#x50A8;Flannel&#x7F51;&#x7EDC;&#x4FE1;&#x606F;</h2>
<p>&#x6211;&#x4EEC;&#x5728;&#x5B89;&#x88C5;Flannel&#x7684;&#x65F6;&#x5019;&#x914D;&#x7F6E;&#x4E86;<code>FLANNEL_ETCD_PREFIX=&quot;/kube-centos/network&quot;</code>&#x53C2;&#x6570;&#xFF0C;&#x8FD9;&#x662F;Flannel&#x67E5;&#x8BE2;etcd&#x7684;&#x76EE;&#x5F55;&#x5730;&#x5740;&#x3002;</p>
<p>&#x67E5;&#x770B;Etcd&#x4E2D;&#x5B58;&#x50A8;&#x7684;flannel&#x7F51;&#x7EDC;&#x4FE1;&#x606F;&#xFF1A;</p>
<pre><code class="lang-ini">$ etcdctl --ca-file=/etc/kubernetes/ssl/ca.pem --cert-file=/etc/kubernetes/ssl/kubernetes.pem --key-file=/etc/kubernetes/ssl/kubernetes-key.pem ls /kube-centos/network -r
2018-01-19 18:38:22.768145 I | warning: ignoring ServerName for user-provided CA for backwards compatibility is deprecated
/kube-centos/network/config
/kube-centos/network/subnets
/kube-centos/network/subnets/172.30.31.0-24
/kube-centos/network/subnets/172.30.20.0-24
/kube-centos/network/subnets/172.30.23.0-24
</code></pre>
<p>&#x67E5;&#x770B;flannel&#x7684;&#x914D;&#x7F6E;&#xFF1A;</p>
<pre><code class="lang-bash">$ etcdctl --ca-file=/etc/kubernetes/ssl/ca.pem --cert-file=/etc/kubernetes/ssl/kubernetes.pem --key-file=/etc/kubernetes/ssl/kubernetes-key.pem get /kube-centos/network/config
2018-01-19 18:38:22.768145 I | warning: ignoring ServerName <span class="hljs-keyword">for</span> user-provided CA <span class="hljs-keyword">for</span> backwards compatibility is deprecated
{ <span class="hljs-string">&quot;Network&quot;</span>: <span class="hljs-string">&quot;172.30.0.0/16&quot;</span>, <span class="hljs-string">&quot;SubnetLen&quot;</span>: 24, <span class="hljs-string">&quot;Backend&quot;</span>: { <span class="hljs-string">&quot;Type&quot;</span>: <span class="hljs-string">&quot;host-gw&quot;</span> } }
</code></pre>
<h2 id="&#x4F7F;&#x7528;etcd&#x5B58;&#x50A8;kubernetes&#x5BF9;&#x8C61;&#x4FE1;&#x606F;">&#x4F7F;&#x7528;Etcd&#x5B58;&#x50A8;Kubernetes&#x5BF9;&#x8C61;&#x4FE1;&#x606F;</h2>
<p>Kubernetes&#x4F7F;&#x7528;etcd v3&#x7684;API&#x64CD;&#x4F5C;etcd&#x4E2D;&#x7684;&#x6570;&#x636E;&#x3002;&#x6240;&#x6709;&#x7684;&#x8D44;&#x6E90;&#x5BF9;&#x8C61;&#x90FD;&#x4FDD;&#x5B58;&#x5728;<code>/registry</code>&#x8DEF;&#x5F84;&#x4E0B;&#xFF0C;&#x5982;&#x4E0B;&#xFF1A;</p>
<pre><code class="lang-ini">ThirdPartyResourceData
apiextensions.k8s.io
apiregistration.k8s.io
certificatesigningrequests
clusterrolebindings
clusterroles
configmaps
controllerrevisions
controllers
daemonsets
deployments
events
horizontalpodautoscalers
ingress
limitranges
minions
monitoring.coreos.com
namespaces
persistentvolumeclaims
persistentvolumes
poddisruptionbudgets
pods
ranges
replicasets
resourcequotas
rolebindings
roles
secrets
serviceaccounts
services
statefulsets
storageclasses
thirdpartyresources
</code></pre>
<p>&#x5982;&#x679C;&#x4F60;&#x8FD8;&#x521B;&#x5EFA;&#x4E86;CRD&#xFF08;&#x81EA;&#x5B9A;&#x4E49;&#x8D44;&#x6E90;&#x5B9A;&#x4E49;&#xFF09;&#xFF0C;&#x5219;&#x5728;&#x6B64;&#x4F1A;&#x51FA;&#x73B0;CRD&#x7684;API&#x3002;</p>
<h2 id="etcd-v2&#x4E0E;v3&#x7248;&#x672C;api&#x7684;&#x533A;&#x522B;">Etcd V2&#x4E0E;V3&#x7248;&#x672C;API&#x7684;&#x533A;&#x522B;</h2>
<p>Etcd V2&#x548C;V3&#x4E4B;&#x95F4;&#x7684;&#x6570;&#x636E;&#x7ED3;&#x6784;&#x5B8C;&#x5168;&#x4E0D;&#x540C;&#xFF0C;&#x4E92;&#x4E0D;&#x517C;&#x5BB9;&#xFF0C;&#x4E5F;&#x5C31;&#x662F;&#x8BF4;&#x4F7F;&#x7528;V2&#x7248;&#x672C;&#x7684;API&#x521B;&#x5EFA;&#x7684;&#x6570;&#x636E;&#x53EA;&#x80FD;&#x4F7F;&#x7528;V2&#x7684;API&#x8BBF;&#x95EE;&#xFF0C;V3&#x7684;&#x7248;&#x672C;&#x7684;API&#x521B;&#x5EFA;&#x7684;&#x6570;&#x636E;&#x53EA;&#x80FD;&#x4F7F;&#x7528;V3&#x7684;API&#x8BBF;&#x95EE;&#x3002;&#x8FD9;&#x5C31;&#x9020;&#x6210;&#x6211;&#x4EEC;&#x8BBF;&#x95EE;etcd&#x4E2D;&#x4FDD;&#x5B58;&#x7684;flannel&#x7684;&#x6570;&#x636E;&#x9700;&#x8981;&#x4F7F;&#x7528;<code>etcdctl</code>&#x7684;V2&#x7248;&#x672C;&#x7684;&#x5BA2;&#x6237;&#x7AEF;&#xFF0C;&#x800C;&#x8BBF;&#x95EE;kubernetes&#x7684;&#x6570;&#x636E;&#x9700;&#x8981;&#x8BBE;&#x7F6E;<code>ETCDCTL_API=3</code>&#x73AF;&#x5883;&#x53D8;&#x91CF;&#x6765;&#x6307;&#x5B9A;V3&#x7248;&#x672C;&#x7684;API&#x3002;</p>
<h2 id="etcd&#x6570;&#x636E;&#x5907;&#x4EFD;">Etcd&#x6570;&#x636E;&#x5907;&#x4EFD;</h2>
<p>&#x6211;&#x4EEC;&#x5B89;&#x88C5;&#x7684;&#x65F6;&#x5019;&#x6307;&#x5B9A;&#x7684;Etcd&#x6570;&#x636E;&#x7684;&#x5B58;&#x50A8;&#x8DEF;&#x5F84;&#x662F;<code>/var/lib/etcd</code>&#xFF0C;&#x4E00;&#x5B9A;&#x8981;&#x5BF9;&#x8BE5;&#x76EE;&#x5F55;&#x505A;&#x597D;&#x5907;&#x4EFD;&#x3002;</p>
<h2 id="&#x53C2;&#x8003;">&#x53C2;&#x8003;</h2>
<ul>
<li><a href="https://coreos.com/etcd/docs/latest" target="_blank">etcd&#x5B98;&#x65B9;&#x6587;&#x6863;</a></li>
<li><a href="http://blog.csdn.net/u010278923/article/details/71727682" target="_blank">etcd v3&#x547D;&#x4EE4;&#x548C;API</a></li>
<li><a href="http://jolestar.com/etcd-architecture/" target="_blank">Etcd &#x67B6;&#x6784;&#x4E0E;&#x5B9E;&#x73B0;&#x89E3;&#x6790;</a> </li>
</ul>
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