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<title>2.2.1.4 Pod的生命周期 · Kubernetes Handbook</title>
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1. 前言
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2. 概念原理
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2.1 设计理念
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2.2 Objects
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2.2.1 Pod
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2.2.1.1 Pod解析
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2.2.1.2 Init容器
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2.2.1.3 Pod安全策略
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2.2.1.4 Pod的生命周期
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2.2.2 Node
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2.2.3 Namespace
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2.2.4 Service
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2.2.5 Volume和Persistent Volume
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2.2.6 Deployment
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2.2.7 Secret
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2.2.8 StatefulSet
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2.2.9 DaemonSet
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2.2.10 ServiceAccount
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2.2.11 ReplicationController和ReplicaSet
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2.2.12 Job
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2.2.13 CronJob
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2.2.14 Ingress
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2.2.15 ConfigMap
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2.2.16 Horizontal Pod Autoscaling
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2.2.17 Label
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2.2.18 垃圾收集
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2.2.19 NetworkPolicy
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3. 用户指南
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3.1 资源对象配置
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3.1.1 配置Pod的liveness和readiness探针
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3.1.2 配置Pod的Service Account
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3.1.3 Secret配置
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3.2 命令使用
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3.2.1 使用kubectl
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3.2.2 docker用户过度到kubectl命令行指南
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3.3 集群安全性管理
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3.3.1 管理集群中的TLS
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3.3.2 kubelet的认证授权
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3.3.3 TLS bootstrap
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3.3.4 kubectl的用户认证授权
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3.3.5 RBAC——基于角色的访问控制
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3.3.6 IP伪装代理
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3.4 访问 Kubernetes 集群
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3.4.1 访问集群
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3.4.2 使用 kubeconfig 文件配置跨集群认证
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3.4.3 通过端口转发访问集群中的应用程序
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3.4.4 使用 service 访问群集中的应用程序
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3.5 在kubernetes中开发部署应用
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3.5.1 适用于kubernetes的应用开发部署流程
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3.5.2 迁移传统应用到kubernetes中——以Hadoop YARN为例
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4. 最佳实践
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4.1 在CentOS上部署kubernetes1.6集群
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4.1.1 创建TLS证书和秘钥
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4.1.2 创建kubeconfig文件
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4.1.3 创建高可用etcd集群
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4.1.4 安装kubectl命令行工具
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4.1.5 部署master节点
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4.1.6 部署node节点
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4.1.7 安装kubedns插件
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<li class="chapter " data-level="1.4.1.8" data-path="../practice/dashboard-addon-installation.html">
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4.1.8 安装dashboard插件
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<li class="chapter " data-level="1.4.1.9" data-path="../practice/heapster-addon-installation.html">
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4.1.9 安装heapster插件
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<li class="chapter " data-level="1.4.1.10" data-path="../practice/efk-addon-installation.html">
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4.1.10 安装EFK插件
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<li class="chapter " data-level="1.4.2" data-path="../practice/service-discovery-and-loadbalancing.html">
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4.2 服务发现与负载均衡
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<li class="chapter " data-level="1.4.2.1" data-path="../practice/traefik-ingress-installation.html">
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4.2.1 安装Traefik ingress
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<li class="chapter " data-level="1.4.2.2" data-path="../practice/distributed-load-test.html">
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4.2.2 分布式负载测试
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<li class="chapter " data-level="1.4.2.3" data-path="../practice/network-and-cluster-perfermance-test.html">
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4.2.3 网络和集群性能测试
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<li class="chapter " data-level="1.4.2.4" data-path="../practice/edge-node-configuration.html">
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4.2.4 边缘节点配置
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4.3 运维管理
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<li class="chapter " data-level="1.4.3.1" data-path="../practice/service-rolling-update.html">
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4.3.1 服务滚动升级
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<li class="chapter " data-level="1.4.3.2" data-path="../practice/app-log-collection.html">
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4.3.2 应用日志收集
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<li class="chapter " data-level="1.4.3.3" data-path="../practice/configuration-best-practice.html">
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4.3.3 配置最佳实践
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4.3.4 集群及应用监控
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<li class="chapter " data-level="1.4.3.5" data-path="../practice/jenkins-ci-cd.html">
<a href="../practice/jenkins-ci-cd.html">
4.3.5 使用Jenkins进行持续构建与发布
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<li class="chapter " data-level="1.4.3.6" data-path="../practice/data-persistence-problem.html">
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4.3.6 数据持久化问题
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<li class="chapter " data-level="1.4.3.7" data-path="../practice/manage-compute-resources-container.html">
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4.3.7 管理容器的计算资源
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<li class="chapter " data-level="1.4.3.8" data-path="../practice/using-prometheus-to-monitor-kuberentes-cluster.html">
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4.3.8 使用Prometheus监控kubernetes集群
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4.4 存储管理
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4.4.1 GlusterFS
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<a href="../practice/using-glusterfs-for-persistent-storage.html">
4.4.1.1 使用GlusterFS做持久化存储
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<li class="chapter " data-level="1.4.4.1.2" data-path="../practice/storage-for-containers-using-glusterfs-with-openshift.html">
<a href="../practice/storage-for-containers-using-glusterfs-with-openshift.html">
4.4.1.2 在OpenShift中使用GlusterFS做持久化存储
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4.4.2 CephFS
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<li class="chapter " data-level="1.4.4.2.1" data-path="../practice/using-ceph-for-persistent-storage.html">
<a href="../practice/using-ceph-for-persistent-storage.html">
4.4.2.1 使用Ceph做持久化存储
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<li class="chapter " data-level="1.5" data-path="../usecases/">
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5. 领域应用
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<li class="chapter " data-level="1.5.1" data-path="../usecases/microservices.html">
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5.1 微服务架构
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<li class="chapter " data-level="1.5.1.1" data-path="../usecases/service-discovery-in-microservices.html">
<a href="../usecases/service-discovery-in-microservices.html">
5.1.1 微服务中的服务发现
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<li class="chapter " data-level="1.5.2" data-path="../usecases/service-mesh.html">
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5.2 Service Mesh 服务网格
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<li class="chapter " data-level="1.5.2.1" data-path="../usecases/istio.html">
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5.1.1 Istio
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<a href="../usecases/istio-installation.html">
5.1.1.1 安装istio
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<li class="chapter " data-level="1.5.2.1.2" data-path="../usecases/configuring-request-routing.html">
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<a href="../usecases/configuring-request-routing.html">
5.1.1.2 配置请求的路由规则
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</ul>
</li>
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<a href="../usecases/linkerd.html">
5.1.2 Linkerd
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<ul class="articles">
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<li class="chapter " data-level="1.5.2.2.1" data-path="../usecases/linkerd-user-guide.html">
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<a href="../usecases/linkerd-user-guide.html">
5.1.2.1 Linkerd 使用指南
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</ul>
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5.2 大数据
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<ul class="articles">
2017-09-20 21:55:19 +08:00
<li class="chapter " data-level="1.5.3.1" data-path="../usecases/spark-standalone-on-kubernetes.html">
2017-09-17 15:39:26 +08:00
<a href="../usecases/spark-standalone-on-kubernetes.html">
5.2.1 Spark standalone on Kubernetes
</a>
</li>
2017-09-20 21:55:19 +08:00
<li class="chapter " data-level="1.5.3.2" data-path="../usecases/running-spark-with-kubernetes-native-scheduler.html">
2017-09-17 15:39:26 +08:00
<a href="../usecases/running-spark-with-kubernetes-native-scheduler.html">
5.2.2 运行支持kubernetes原生调度的Spark程序
</a>
</li>
</ul>
</li>
2017-09-20 21:55:19 +08:00
<li class="chapter " data-level="1.5.4" data-path="../usecases/serverless.html">
2017-09-17 15:39:26 +08:00
<a href="../usecases/serverless.html">
5.3 Serverless架构
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="1.6" data-path="../develop/">
<a href="../develop/">
6. 开发指南
</a>
<ul class="articles">
<li class="chapter " data-level="1.6.1" data-path="../develop/developing-environment.html">
<a href="../develop/developing-environment.html">
6.1 开发环境搭建
</a>
</li>
<li class="chapter " data-level="1.6.2" data-path="../develop/testing.html">
<a href="../develop/testing.html">
6.2 单元测试和集成测试
</a>
</li>
<li class="chapter " data-level="1.6.3" data-path="../develop/client-go-sample.html">
<a href="../develop/client-go-sample.html">
6.3 client-go示例
</a>
</li>
<li class="chapter " data-level="1.6.4" data-path="../develop/contribute.html">
<a href="../develop/contribute.html">
6.4 社区贡献
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="1.7" data-path="../appendix/">
<a href="../appendix/">
7. 附录
</a>
<ul class="articles">
<li class="chapter " data-level="1.7.1" data-path="../appendix/docker-best-practice.html">
<a href="../appendix/docker-best-practice.html">
7.1 Docker最佳实践
</a>
</li>
<li class="chapter " data-level="1.7.2" data-path="../appendix/issues.html">
<a href="../appendix/issues.html">
7.2 问题记录
</a>
</li>
<li class="chapter " data-level="1.7.3" data-path="../appendix/tricks.html">
<a href="../appendix/tricks.html">
7.3 使用技巧
</a>
</li>
<li class="chapter " data-level="1.7.4" data-path="../appendix/debug-kubernetes-services.html">
<a href="../appendix/debug-kubernetes-services.html">
7.4 kubernetes service中的故障排查
</a>
2017-09-17 15:39:26 +08:00
</li>
</ul>
</li>
<li class="divider"></li>
<li>
<a href="https://www.gitbook.com" target="blank" class="gitbook-link">
2017-09-19 22:01:07 +08:00
本书使用 GitBook 发布
2017-09-17 15:39:26 +08:00
</a>
</li>
</ul>
</nav>
</div>
<div class="book-body">
<div class="body-inner">
<div class="book-header" role="navigation">
<!-- Title -->
<h1>
<i class="fa fa-circle-o-notch fa-spin"></i>
<a href=".." >2.2.1.4 Pod的生命周期</a>
</h1>
</div>
<div class="page-wrapper" tabindex="-1" role="main">
<div class="page-inner">
<div class="search-plus" id="book-search-results">
<div class="search-noresults">
<section class="normal markdown-section">
<h1 id="pod-&#x7684;&#x751F;&#x547D;&#x5468;&#x671F;">Pod &#x7684;&#x751F;&#x547D;&#x5468;&#x671F;</h1>
2017-09-19 19:26:13 +08:00
<h2 id="pod-phase">Pod phase</h2>
2017-09-18 21:44:40 +08:00
<p>Pod &#x7684; <code>status</code> &#x5728;&#x4FE1;&#x606F;&#x4FDD;&#x5B58;&#x5728; <a href="https://kubernetes.io/docs/resources-reference/v1.7/#podstatus-v1-core" target="_blank">PodStatus</a> &#x4E2D;&#x5B9A;&#x4E49;&#xFF0C;&#x5176;&#x4E2D;&#x6709;&#x4E00;&#x4E2A; <code>phase</code> &#x5B57;&#x6BB5;&#x3002;</p>
<p>Pod &#x7684;&#x76F8;&#x4F4D;&#xFF08;phase&#xFF09;&#x662F; Pod &#x5728;&#x5176;&#x751F;&#x547D;&#x5468;&#x671F;&#x4E2D;&#x7684;&#x7B80;&#x5355;&#x5B8F;&#x89C2;&#x6982;&#x8FF0;&#x3002;&#x8BE5;&#x9636;&#x6BB5;&#x5E76;&#x4E0D;&#x662F;&#x5BF9;&#x5BB9;&#x5668;&#x6216; Pod &#x7684;&#x7EFC;&#x5408;&#x6C47;&#x603B;&#xFF0C;&#x4E5F;&#x4E0D;&#x662F;&#x4E3A;&#x4E86;&#x505A;&#x4E3A;&#x7EFC;&#x5408;&#x72B6;&#x6001;&#x673A;&#x3002;</p>
2017-09-19 19:26:13 +08:00
<p>Pod &#x76F8;&#x4F4D;&#x7684;&#x6570;&#x91CF;&#x548C;&#x542B;&#x4E49;&#x662F;&#x4E25;&#x683C;&#x6307;&#x5B9A;&#x7684;&#x3002;&#x9664;&#x4E86;&#x672C;&#x6587;&#x6863;&#x4E2D;&#x5217;&#x4E3E;&#x7684;&#x72B6;&#x6001;&#x5916;&#xFF0C;&#x4E0D;&#x5E94;&#x8BE5;&#x518D;&#x5047;&#x5B9A; Pod &#x6709;&#x5176;&#x4ED6;&#x7684; <code>phase</code> &#x503C;&#x3002;</p>
2017-09-18 21:44:40 +08:00
<p>&#x4E0B;&#x9762;&#x662F; <code>phase</code> &#x53EF;&#x80FD;&#x7684;&#x503C;&#xFF1A;</p>
<ul>
2017-09-19 19:26:13 +08:00
<li>&#x6302;&#x8D77;&#xFF08;Pending&#xFF09;&#xFF1A;Pod &#x5DF2;&#x88AB; Kubernetes &#x7CFB;&#x7EDF;&#x63A5;&#x53D7;&#xFF0C;&#x4F46;&#x6709;&#x4E00;&#x4E2A;&#x6216;&#x8005;&#x591A;&#x4E2A;&#x5BB9;&#x5668;&#x955C;&#x50CF;&#x5C1A;&#x672A;&#x521B;&#x5EFA;&#x3002;&#x7B49;&#x5F85;&#x65F6;&#x95F4;&#x5305;&#x62EC;&#x8C03;&#x5EA6; Pod &#x7684;&#x65F6;&#x95F4;&#x548C;&#x901A;&#x8FC7;&#x7F51;&#x7EDC;&#x4E0B;&#x8F7D;&#x955C;&#x50CF;&#x7684;&#x65F6;&#x95F4;&#xFF0C;&#x8FD9;&#x53EF;&#x80FD;&#x9700;&#x8981;&#x82B1;&#x70B9;&#x65F6;&#x95F4;&#x3002;</li>
<li>&#x8FD0;&#x884C;&#x4E2D;&#xFF08;Running&#xFF09;&#xFF1A;&#x8BE5; Pod &#x5DF2;&#x7ECF;&#x7ED1;&#x5B9A;&#x5230;&#x4E86;&#x4E00;&#x4E2A;&#x8282;&#x70B9;&#x4E0A;&#xFF0C;Pod &#x4E2D;&#x6240;&#x6709;&#x7684;&#x5BB9;&#x5668;&#x90FD;&#x5DF2;&#x88AB;&#x521B;&#x5EFA;&#x3002;&#x81F3;&#x5C11;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x6B63;&#x5728;&#x8FD0;&#x884C;&#xFF0C;&#x6216;&#x8005;&#x6B63;&#x5904;&#x4E8E;&#x542F;&#x52A8;&#x6216;&#x91CD;&#x542F;&#x72B6;&#x6001;&#x3002;</li>
<li>&#x6210;&#x529F;&#xFF08;Successed&#xFF09;&#xFF1A;Pod &#x4E2D;&#x7684;&#x6240;&#x6709;&#x5BB9;&#x5668;&#x90FD;&#x88AB;&#x6210;&#x529F;&#x7EC8;&#x6B62;&#xFF0C;&#x5E76;&#x4E14;&#x4E0D;&#x4F1A;&#x518D;&#x91CD;&#x542F;&#x3002;</li>
<li>&#x5931;&#x8D25;&#xFF08;Failed&#xFF09;&#xFF1A;Pod &#x4E2D;&#x7684;&#x6240;&#x6709;&#x5BB9;&#x5668;&#x90FD;&#x5DF2;&#x7EC8;&#x6B62;&#x4E86;&#xFF0C;&#x5E76;&#x4E14;&#x81F3;&#x5C11;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x662F;&#x56E0;&#x4E3A;&#x5931;&#x8D25;&#x7EC8;&#x6B62;&#x3002;&#x4E5F;&#x5C31;&#x662F;&#x8BF4;&#xFF0C;&#x5BB9;&#x5668;&#x4EE5;&#x975E;0&#x72B6;&#x6001;&#x9000;&#x51FA;&#x6216;&#x8005;&#x88AB;&#x7CFB;&#x7EDF;&#x7EC8;&#x6B62;&#x3002;</li>
<li>&#x672A;&#x77E5;&#xFF08;Unkonwn&#xFF09;&#xFF1A;&#x56E0;&#x4E3A;&#x67D0;&#x4E9B;&#x539F;&#x56E0;&#x65E0;&#x6CD5;&#x53D6;&#x5F97; Pod &#x7684;&#x72B6;&#x6001;&#xFF0C;&#x901A;&#x5E38;&#x662F;&#x56E0;&#x4E3A;&#x4E0E; Pod &#x6240;&#x5728;&#x4E3B;&#x673A;&#x901A;&#x4FE1;&#x5931;&#x8D25;&#x3002;</li>
2017-09-18 21:44:40 +08:00
</ul>
<h2 id="pod-&#x72B6;&#x6001;">Pod &#x72B6;&#x6001;</h2>
2017-09-19 19:26:13 +08:00
<p>Pod &#x6709;&#x4E00;&#x4E2A; PodStatus &#x5BF9;&#x8C61;&#xFF0C;&#x5176;&#x4E2D;&#x5305;&#x542B;&#x4E00;&#x4E2A; <a href="https://kubernetes.io/docs/resources-reference/v1.7/#podcondition-v1-core" target="_blank">PodCondition</a> &#x6570;&#x7EC4;&#x3002; PodCondition &#x6570;&#x7EC4;&#x7684;&#x6BCF;&#x4E2A;&#x5143;&#x7D20;&#x90FD;&#x6709;&#x4E00;&#x4E2A; <code>type</code> &#x5B57;&#x6BB5;&#x548C;&#x4E00;&#x4E2A; <code>status</code> &#x5B57;&#x6BB5;&#x3002;<code>type</code> &#x5B57;&#x6BB5;&#x662F;&#x5B57;&#x7B26;&#x4E32;&#xFF0C;&#x53EF;&#x80FD;&#x7684;&#x503C;&#x6709; PodScheduled&#x3001;Ready&#x3001;Initialized &#x548C; Unschedulable&#x3002;<code>status</code> &#x5B57;&#x6BB5;&#x662F;&#x4E00;&#x4E2A;&#x5B57;&#x7B26;&#x4E32;&#xFF0C;&#x53EF;&#x80FD;&#x7684;&#x503C;&#x6709; True&#x3001;False &#x548C; Unknown&#x3002;</p>
2017-09-18 21:44:40 +08:00
<h2 id="&#x5BB9;&#x5668;&#x63A2;&#x9488;">&#x5BB9;&#x5668;&#x63A2;&#x9488;</h2>
<p><a href="https://kubernetes.io/docs/resources-reference/v1.7/#probe-v1-core" target="_blank">&#x63A2;&#x9488;</a> &#x662F;&#x7531; <a href="https://kubernetes.io/docs/admin/kubelet/" target="_blank">kubelet</a> &#x5BF9;&#x5BB9;&#x5668;&#x6267;&#x884C;&#x7684;&#x5B9A;&#x671F;&#x8BCA;&#x65AD;&#x3002;&#x8981;&#x6267;&#x884C;&#x8BCA;&#x65AD;&#xFF0C;kubelet &#x8C03;&#x7528;&#x7531;&#x5BB9;&#x5668;&#x5B9E;&#x73B0;&#x7684; <a href="https://godoc.org/k8s.io/kubernetes/pkg/api/v1#Handler" target="_blank">Handler</a>&#x3002;&#x6709;&#x4E09;&#x79CD;&#x7C7B;&#x578B;&#x7684;&#x5904;&#x7406;&#x7A0B;&#x5E8F;&#xFF1A;</p>
<ul>
<li><a href="https://kubernetes.io/docs/resources-reference/v1.7/#execaction-v1-core" target="_blank">ExecAction</a>&#xFF1A;&#x5728;&#x5BB9;&#x5668;&#x5185;&#x6267;&#x884C;&#x6307;&#x5B9A;&#x547D;&#x4EE4;&#x3002;&#x5982;&#x679C;&#x547D;&#x4EE4;&#x9000;&#x51FA;&#x65F6;&#x8FD4;&#x56DE;&#x7801;&#x4E3A; 0 &#x5219;&#x8BA4;&#x4E3A;&#x8BCA;&#x65AD;&#x6210;&#x529F;&#x3002;</li>
<li><a href="https://kubernetes.io/docs/resources-reference/v1.7/#tcpsocketaction-v1-core" target="_blank">TCPSocketAction</a>&#xFF1A;&#x5BF9;&#x6307;&#x5B9A;&#x7AEF;&#x53E3;&#x4E0A;&#x7684;&#x5BB9;&#x5668;&#x7684; IP &#x5730;&#x5740;&#x8FDB;&#x884C; TCP &#x68C0;&#x67E5;&#x3002;&#x5982;&#x679C;&#x7AEF;&#x53E3;&#x6253;&#x5F00;&#xFF0C;&#x5219;&#x8BCA;&#x65AD;&#x88AB;&#x8BA4;&#x4E3A;&#x662F;&#x6210;&#x529F;&#x7684;&#x3002;</li>
<li><a href="https://kubernetes.io/docs/resources-reference/v1.7/#httpgetaction-v1-core" target="_blank">HTTPGetAction</a>&#xFF1A;&#x5BF9;&#x6307;&#x5B9A;&#x7684;&#x7AEF;&#x53E3;&#x548C;&#x8DEF;&#x5F84;&#x4E0A;&#x7684;&#x5BB9;&#x5668;&#x7684; IP &#x5730;&#x5740;&#x6267;&#x884C; HTTP Get &#x8BF7;&#x6C42;&#x3002;&#x5982;&#x679C;&#x54CD;&#x5E94;&#x7684;&#x72B6;&#x6001;&#x7801;&#x5927;&#x4E8E;&#x7B49;&#x4E8E;200 &#x4E14;&#x5C0F;&#x4E8E; 400&#xFF0C;&#x5219;&#x8BCA;&#x65AD;&#x88AB;&#x8BA4;&#x4E3A;&#x662F;&#x6210;&#x529F;&#x7684;&#x3002;</li>
</ul>
<p>&#x6BCF;&#x6B21;&#x63A2;&#x6D4B;&#x90FD;&#x5C06;&#x83B7;&#x5F97;&#x4EE5;&#x4E0B;&#x4E09;&#x79CD;&#x7ED3;&#x679C;&#x4E4B;&#x4E00;&#xFF1A;</p>
<ul>
<li>&#x6210;&#x529F;&#xFF1A;&#x5BB9;&#x5668;&#x901A;&#x8FC7;&#x4E86;&#x8BCA;&#x65AD;&#x3002;</li>
<li>&#x5931;&#x8D25;&#xFF1A;&#x5BB9;&#x5668;&#x672A;&#x901A;&#x8FC7;&#x8BCA;&#x65AD;&#x3002;</li>
2017-09-19 19:26:13 +08:00
<li>&#x672A;&#x77E5;&#xFF1A;&#x8BCA;&#x65AD;&#x5931;&#x8D25;&#xFF0C;&#x56E0;&#x6B64;&#x4E0D;&#x4F1A;&#x91C7;&#x53D6;&#x4EFB;&#x4F55;&#x884C;&#x52A8;&#x3002;</li>
2017-09-18 21:44:40 +08:00
</ul>
<p>Kubelet &#x53EF;&#x4EE5;&#x9009;&#x62E9;&#x662F;&#x5426;&#x6267;&#x884C;&#x5728;&#x5BB9;&#x5668;&#x4E0A;&#x8FD0;&#x884C;&#x7684;&#x4E24;&#x79CD;&#x63A2;&#x9488;&#x6267;&#x884C;&#x548C;&#x505A;&#x51FA;&#x53CD;&#x5E94;&#xFF1A;</p>
<ul>
<li><code>livenessProbe</code>&#xFF1A;&#x6307;&#x793A;&#x5BB9;&#x5668;&#x662F;&#x5426;&#x6B63;&#x5728;&#x8FD0;&#x884C;&#x3002;&#x5982;&#x679C;&#x5B58;&#x6D3B;&#x63A2;&#x6D4B;&#x5931;&#x8D25;&#xFF0C;&#x5219; kubelet &#x4F1A;&#x6740;&#x6B7B;&#x5BB9;&#x5668;&#xFF0C;&#x5E76;&#x4E14;&#x5BB9;&#x5668;&#x5C06;&#x53D7;&#x5230;&#x5176; <a href="https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#restart-policy" target="_blank">&#x91CD;&#x542F;&#x7B56;&#x7565;</a> &#x7684;&#x5F71;&#x54CD;&#x3002;&#x5982;&#x679C;&#x5BB9;&#x5668;&#x4E0D;&#x63D0;&#x4F9B;&#x5B58;&#x6D3B;&#x63A2;&#x9488;&#xFF0C;&#x5219;&#x9ED8;&#x8BA4;&#x72B6;&#x6001;&#x4E3A; <code>Success</code>&#x3002;</li>
<li><code>readinessProbe</code>&#xFF1A;&#x6307;&#x793A;&#x5BB9;&#x5668;&#x662F;&#x5426;&#x51C6;&#x5907;&#x597D;&#x670D;&#x52A1;&#x8BF7;&#x6C42;&#x3002;&#x5982;&#x679C;&#x5C31;&#x7EEA;&#x63A2;&#x6D4B;&#x5931;&#x8D25;&#xFF0C;&#x7AEF;&#x70B9;&#x63A7;&#x5236;&#x5668;&#x5C06;&#x4ECE;&#x4E0E; Pod &#x5339;&#x914D;&#x7684;&#x6240;&#x6709; Service &#x7684;&#x7AEF;&#x70B9;&#x4E2D;&#x5220;&#x9664;&#x8BE5; Pod &#x7684; IP &#x5730;&#x5740;&#x3002;&#x521D;&#x59CB;&#x5EF6;&#x8FDF;&#x4E4B;&#x524D;&#x7684;&#x5C31;&#x7EEA;&#x72B6;&#x6001;&#x9ED8;&#x8BA4;&#x4E3A; <code>Failure</code>&#x3002;&#x5982;&#x679C;&#x5BB9;&#x5668;&#x4E0D;&#x63D0;&#x4F9B;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#xFF0C;&#x5219;&#x9ED8;&#x8BA4;&#x72B6;&#x6001;&#x4E3A; <code>Success</code>&#x3002;</li>
</ul>
2017-09-19 19:26:13 +08:00
<h3 id="&#x8BE5;&#x4EC0;&#x4E48;&#x65F6;&#x5019;&#x4F7F;&#x7528;&#x5B58;&#x6D3B;&#xFF08;liveness&#xFF09;&#x548C;&#x5C31;&#x7EEA;&#xFF08;readiness&#xFF09;&#x63A2;&#x9488;">&#x8BE5;&#x4EC0;&#x4E48;&#x65F6;&#x5019;&#x4F7F;&#x7528;&#x5B58;&#x6D3B;&#xFF08;liveness&#xFF09;&#x548C;&#x5C31;&#x7EEA;&#xFF08;readiness&#xFF09;&#x63A2;&#x9488;?</h3>
2017-09-18 21:44:40 +08:00
<p>&#x5982;&#x679C;&#x5BB9;&#x5668;&#x4E2D;&#x7684;&#x8FDB;&#x7A0B;&#x80FD;&#x591F;&#x5728;&#x9047;&#x5230;&#x95EE;&#x9898;&#x6216;&#x4E0D;&#x5065;&#x5EB7;&#x7684;&#x60C5;&#x51B5;&#x4E0B;&#x81EA;&#x884C;&#x5D29;&#x6E83;&#xFF0C;&#x5219;&#x4E0D;&#x4E00;&#x5B9A;&#x9700;&#x8981;&#x5B58;&#x6D3B;&#x63A2;&#x9488;; kubelet &#x5C06;&#x6839;&#x636E; Pod &#x7684;<code>restartPolicy</code> &#x81EA;&#x52A8;&#x6267;&#x884C;&#x6B63;&#x786E;&#x7684;&#x64CD;&#x4F5C;&#x3002;</p>
<p>&#x5982;&#x679C;&#x60A8;&#x5E0C;&#x671B;&#x5BB9;&#x5668;&#x5728;&#x63A2;&#x6D4B;&#x5931;&#x8D25;&#x65F6;&#x88AB;&#x6740;&#x6B7B;&#x5E76;&#x91CD;&#x65B0;&#x542F;&#x52A8;&#xFF0C;&#x90A3;&#x4E48;&#x8BF7;&#x6307;&#x5B9A;&#x4E00;&#x4E2A;&#x5B58;&#x6D3B;&#x63A2;&#x9488;&#xFF0C;&#x5E76;&#x6307;&#x5B9A;<code>restartPolicy</code> &#x4E3A; Always &#x6216; OnFailure&#x3002;</p>
<p>&#x5982;&#x679C;&#x8981;&#x4EC5;&#x5728;&#x63A2;&#x6D4B;&#x6210;&#x529F;&#x65F6;&#x624D;&#x5F00;&#x59CB;&#x5411; Pod &#x53D1;&#x9001;&#x6D41;&#x91CF;&#xFF0C;&#x8BF7;&#x6307;&#x5B9A;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#x3002;&#x5728;&#x8FD9;&#x79CD;&#x60C5;&#x51B5;&#x4E0B;&#xFF0C;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#x53EF;&#x80FD;&#x4E0E;&#x5B58;&#x6D3B;&#x63A2;&#x9488;&#x76F8;&#x540C;&#xFF0C;&#x4F46;&#x662F; spec &#x4E2D;&#x7684;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#x7684;&#x5B58;&#x5728;&#x610F;&#x5473;&#x7740; Pod &#x5C06;&#x5728;&#x6CA1;&#x6709;&#x63A5;&#x6536;&#x5230;&#x4EFB;&#x4F55;&#x6D41;&#x91CF;&#x7684;&#x60C5;&#x51B5;&#x4E0B;&#x542F;&#x52A8;&#xFF0C;&#x5E76;&#x4E14;&#x53EA;&#x6709;&#x5728;&#x63A2;&#x9488;&#x63A2;&#x6D4B;&#x6210;&#x529F;&#x540E;&#x624D;&#x5F00;&#x59CB;&#x63A5;&#x6536;&#x6D41;&#x91CF;&#x3002;</p>
<p>&#x5982;&#x679C;&#x60A8;&#x5E0C;&#x671B;&#x5BB9;&#x5668;&#x80FD;&#x591F;&#x81EA;&#x884C;&#x7EF4;&#x62A4;&#xFF0C;&#x60A8;&#x53EF;&#x4EE5;&#x6307;&#x5B9A;&#x4E00;&#x4E2A;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#xFF0C;&#x8BE5;&#x63A2;&#x9488;&#x68C0;&#x67E5;&#x4E0E;&#x5B58;&#x6D3B;&#x63A2;&#x9488;&#x4E0D;&#x540C;&#x7684;&#x7AEF;&#x70B9;&#x3002;</p>
<p>&#x8BF7;&#x6CE8;&#x610F;&#xFF0C;&#x5982;&#x679C;&#x60A8;&#x53EA;&#x60F3;&#x5728; Pod &#x88AB;&#x5220;&#x9664;&#x65F6;&#x80FD;&#x591F;&#x6392;&#x9664;&#x8BF7;&#x6C42;&#xFF0C;&#x5219;&#x4E0D;&#x4E00;&#x5B9A;&#x9700;&#x8981;&#x4F7F;&#x7528;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#xFF1B;&#x5728;&#x5220;&#x9664; Pod &#x65F6;&#xFF0C;Pod &#x4F1A;&#x81EA;&#x52A8;&#x5C06;&#x81EA;&#x8EAB;&#x7F6E;&#x4E8E;&#x672A;&#x5B8C;&#x6210;&#x72B6;&#x6001;&#xFF0C;&#x65E0;&#x8BBA;&#x5C31;&#x7EEA;&#x63A2;&#x9488;&#x662F;&#x5426;&#x5B58;&#x5728;&#x3002;&#x5F53;&#x7B49;&#x5F85; Pod &#x4E2D;&#x7684;&#x5BB9;&#x5668;&#x505C;&#x6B62;&#x65F6;&#xFF0C;Pod &#x4ECD;&#x5904;&#x4E8E;&#x672A;&#x5B8C;&#x6210;&#x72B6;&#x6001;&#x3002;</p>
<h2 id="pod-&#x548C;&#x5BB9;&#x5668;&#x72B6;&#x6001;">Pod &#x548C;&#x5BB9;&#x5668;&#x72B6;&#x6001;</h2>
<p>&#x6709;&#x5173; Pod &#x5BB9;&#x5668;&#x72B6;&#x6001;&#x7684;&#x8BE6;&#x7EC6;&#x4FE1;&#x606F;&#xFF0C;&#x8BF7;&#x53C2;&#x9605; <a href="https://kubernetes.io/docs/resources-reference/v1.7/#podstatus-v1-core" target="_blank">PodStatus</a> &#x548C; <a href="https://kubernetes.io/docs/resources-reference/v1.7/#containerstatus-v1-core" target="_blank">ContainerStatus</a>&#x3002;&#x8BF7;&#x6CE8;&#x610F;&#xFF0C;&#x62A5;&#x544A;&#x7684; Pod &#x72B6;&#x6001;&#x4FE1;&#x606F;&#x53D6;&#x51B3;&#x4E8E;&#x5F53;&#x524D;&#x7684; <a href="https://kubernetes.io/docs/resources-reference/v1.7/#containerstatus-v1-core" target="_blank">ContainerState</a>&#x3002;</p>
<h2 id="&#x91CD;&#x542F;&#x7B56;&#x7565;">&#x91CD;&#x542F;&#x7B56;&#x7565;</h2>
<p>PodSpec &#x4E2D;&#x6709;&#x4E00;&#x4E2A; <code>restartPolicy</code> &#x5B57;&#x6BB5;&#xFF0C;&#x53EF;&#x80FD;&#x7684;&#x503C;&#x4E3A; Always&#x3001;OnFailure &#x548C; Never&#x3002;&#x9ED8;&#x8BA4;&#x4E3A; Always&#x3002; <code>restartPolicy</code> &#x9002;&#x7528;&#x4E8E; Pod &#x4E2D;&#x7684;&#x6240;&#x6709;&#x5BB9;&#x5668;&#x3002;<code>restartPolicy</code> &#x4EC5;&#x6307;&#x901A;&#x8FC7;&#x540C;&#x4E00;&#x8282;&#x70B9;&#x4E0A;&#x7684; kubelet &#x91CD;&#x65B0;&#x542F;&#x52A8;&#x5BB9;&#x5668;&#x3002;&#x5931;&#x8D25;&#x7684;&#x5BB9;&#x5668;&#x7531; kubelet &#x4EE5;&#x4E94;&#x5206;&#x949F;&#x4E3A;&#x4E0A;&#x9650;&#x7684;&#x6307;&#x6570;&#x9000;&#x907F;&#x5EF6;&#x8FDF;&#xFF08;10&#x79D2;&#xFF0C;20&#x79D2;&#xFF0C;40&#x79D2;...&#xFF09;&#x91CD;&#x65B0;&#x542F;&#x52A8;&#xFF0C;&#x5E76;&#x5728;&#x6210;&#x529F;&#x6267;&#x884C;&#x5341;&#x5206;&#x949F;&#x540E;&#x91CD;&#x7F6E;&#x3002;&#x5982; <a href="https://kubernetes.io/docs/user-guide/pods/#durability-of-pods-or-lack-thereof" target="_blank">Pod &#x6587;&#x6863;</a> &#x4E2D;&#x6240;&#x8FF0;&#xFF0C;&#x4E00;&#x65E6;&#x7ED1;&#x5B9A;&#x5230;&#x4E00;&#x4E2A;&#x8282;&#x70B9;&#xFF0C;Pod &#x5C06;&#x6C38;&#x8FDC;&#x4E0D;&#x4F1A;&#x91CD;&#x65B0;&#x7ED1;&#x5B9A;&#x5230;&#x53E6;&#x4E00;&#x4E2A;&#x8282;&#x70B9;&#x3002;</p>
<h2 id="pod-&#x7684;&#x751F;&#x547D;">Pod &#x7684;&#x751F;&#x547D;</h2>
<p>&#x4E00;&#x822C;&#x6765;&#x8BF4;&#xFF0C;Pod &#x4E0D;&#x4F1A;&#x6D88;&#x5931;&#xFF0C;&#x76F4;&#x5230;&#x4EBA;&#x4E3A;&#x9500;&#x6BC1;&#x4ED6;&#x4EEC;&#x3002;&#x8FD9;&#x53EF;&#x80FD;&#x662F;&#x4E00;&#x4E2A;&#x4EBA;&#x6216;&#x63A7;&#x5236;&#x5668;&#x3002;&#x8FD9;&#x4E2A;&#x89C4;&#x5219;&#x7684;&#x552F;&#x4E00;&#x4F8B;&#x5916;&#x662F;&#x6210;&#x529F;&#x6216;&#x5931;&#x8D25;&#x7684; <code>phase</code> &#x8D85;&#x8FC7;&#x4E00;&#x6BB5;&#x65F6;&#x95F4;&#xFF08;&#x7531; master &#x786E;&#x5B9A;&#xFF09;&#x7684;Pod&#x5C06;&#x8FC7;&#x671F;&#x5E76;&#x88AB;&#x81EA;&#x52A8;&#x9500;&#x6BC1;&#x3002;</p>
<p>&#x6709;&#x4E09;&#x79CD;&#x53EF;&#x7528;&#x7684;&#x63A7;&#x5236;&#x5668;&#xFF1A;</p>
<ul>
<li>&#x4F7F;&#x7528; <a href="https://kubernetes.io/docs/concepts/jobs/run-to-completion-finite-workloads/" target="_blank">Job</a> &#x8FD0;&#x884C;&#x9884;&#x671F;&#x4F1A;&#x7EC8;&#x6B62;&#x7684; Pod&#xFF0C;&#x4F8B;&#x5982;&#x6279;&#x91CF;&#x8BA1;&#x7B97;&#x3002;Job &#x4EC5;&#x9002;&#x7528;&#x4E8E;&#x91CD;&#x542F;&#x7B56;&#x7565;&#x4E3A; <code>OnFailure</code> &#x6216; <code>Never</code> &#x7684; Pod&#x3002;</li>
</ul>
<ul>
<li>&#x5BF9;&#x9884;&#x671F;&#x4E0D;&#x4F1A;&#x7EC8;&#x6B62;&#x7684; Pod &#x4F7F;&#x7528; <a href="https://kubernetes.io/docs/concepts/workloads/controllers/replicationcontroller/" target="_blank">ReplicationController</a>&#x3001;<a href="https://kubernetes.io/docs/concepts/workloads/controllers/replicaset/" target="_blank">ReplicaSet</a> &#x548C; <a href="https://kubernetes.io/docs/concepts/workloads/controllers/deployment/" target="_blank">Deployment</a> &#xFF0C;&#x4F8B;&#x5982; Web &#x670D;&#x52A1;&#x5668;&#x3002; ReplicationController &#x4EC5;&#x9002;&#x7528;&#x4E8E;&#x5177;&#x6709; <code>restartPolicy</code> &#x4E3A; Always &#x7684; Pod&#x3002;</li>
<li>&#x63D0;&#x4F9B;&#x7279;&#x5B9A;&#x4E8E;&#x673A;&#x5668;&#x7684;&#x7CFB;&#x7EDF;&#x670D;&#x52A1;&#xFF0C;&#x4F7F;&#x7528; <a href="https://kubernetes.io/docs/concepts/workloads/controllers/daemonset/" target="_blank">DaemonSet</a> &#x4E3A;&#x6BCF;&#x53F0;&#x673A;&#x5668;&#x8FD0;&#x884C;&#x4E00;&#x4E2A; Pod &#x3002;</li>
</ul>
2017-09-19 19:26:13 +08:00
<p>&#x6240;&#x6709;&#x8FD9;&#x4E09;&#x79CD;&#x7C7B;&#x578B;&#x7684;&#x63A7;&#x5236;&#x5668;&#x90FD;&#x5305;&#x542B;&#x4E00;&#x4E2A; PodTemplate&#x3002;&#x5EFA;&#x8BAE;&#x521B;&#x5EFA;&#x9002;&#x5F53;&#x7684;&#x63A7;&#x5236;&#x5668;&#xFF0C;&#x8BA9;&#x5B83;&#x4EEC;&#x6765;&#x521B;&#x5EFA; Pod&#xFF0C;&#x800C;&#x4E0D;&#x662F;&#x76F4;&#x63A5;&#x81EA;&#x5DF1;&#x521B;&#x5EFA; Pod&#x3002;&#x8FD9;&#x662F;&#x56E0;&#x4E3A;&#x5355;&#x72EC;&#x7684; Pod &#x5728;&#x673A;&#x5668;&#x6545;&#x969C;&#x7684;&#x60C5;&#x51B5;&#x4E0B;&#x6CA1;&#x6709;&#x529E;&#x6CD5;&#x81EA;&#x52A8;&#x590D;&#x539F;&#xFF0C;&#x800C;&#x63A7;&#x5236;&#x5668;&#x5374;&#x53EF;&#x4EE5;&#x3002;</p>
2017-09-18 21:44:40 +08:00
<p>&#x5982;&#x679C;&#x8282;&#x70B9;&#x6B7B;&#x4EA1;&#x6216;&#x4E0E;&#x96C6;&#x7FA4;&#x7684;&#x5176;&#x4F59;&#x90E8;&#x5206;&#x65AD;&#x5F00;&#x8FDE;&#x63A5;&#xFF0C;&#x5219; Kubernetes &#x5C06;&#x5E94;&#x7528;&#x4E00;&#x4E2A;&#x7B56;&#x7565;&#x5C06;&#x4E22;&#x5931;&#x8282;&#x70B9;&#x4E0A;&#x7684;&#x6240;&#x6709; Pod &#x7684; <code>phase</code> &#x8BBE;&#x7F6E;&#x4E3A; Failed&#x3002;</p>
<h2 id="&#x793A;&#x4F8B;">&#x793A;&#x4F8B;</h2>
<h3 id="&#x9AD8;&#x7EA7;-liveness-&#x63A2;&#x9488;&#x793A;&#x4F8B;">&#x9AD8;&#x7EA7; liveness &#x63A2;&#x9488;&#x793A;&#x4F8B;</h3>
<p>&#x5B58;&#x6D3B;&#x63A2;&#x9488;&#x7531; kubelet &#x6765;&#x6267;&#x884C;&#xFF0C;&#x56E0;&#x6B64;&#x6240;&#x6709;&#x7684;&#x8BF7;&#x6C42;&#x90FD;&#x5728; kubelet &#x7684;&#x7F51;&#x7EDC;&#x547D;&#x540D;&#x7A7A;&#x95F4;&#x4E2D;&#x8FDB;&#x884C;&#x3002;</p>
<pre><code class="lang-yaml"><span class="hljs-attr">apiVersion:</span> v1
<span class="hljs-attr">kind:</span> Pod
<span class="hljs-attr">metadata:</span>
<span class="hljs-attr"> labels:</span>
<span class="hljs-attr"> test:</span> liveness
<span class="hljs-attr"> name:</span> liveness-http
<span class="hljs-attr">spec:</span>
<span class="hljs-attr"> containers:</span>
<span class="hljs-attr"> - args:</span>
<span class="hljs-bullet"> -</span> /server
<span class="hljs-attr"> image:</span> gcr.io/google_containers/liveness
<span class="hljs-attr"> livenessProbe:</span>
<span class="hljs-attr"> httpGet:</span>
<span class="hljs-comment"># when &quot;host&quot; is not defined, &quot;PodIP&quot; will be used</span>
<span class="hljs-comment"># host: my-host</span>
<span class="hljs-comment"># when &quot;scheme&quot; is not defined, &quot;HTTP&quot; scheme will be used. Only &quot;HTTP&quot; and &quot;HTTPS&quot; are allowed</span>
<span class="hljs-comment"># scheme: HTTPS</span>
<span class="hljs-attr"> path:</span> /healthz
<span class="hljs-attr"> port:</span> <span class="hljs-number">8080</span>
<span class="hljs-attr"> httpHeaders:</span>
<span class="hljs-attr"> - name:</span> X-Custom-Header
<span class="hljs-attr"> value:</span> Awesome
<span class="hljs-attr"> initialDelaySeconds:</span> <span class="hljs-number">15</span>
<span class="hljs-attr"> timeoutSeconds:</span> <span class="hljs-number">1</span>
<span class="hljs-attr"> name:</span> liveness
</code></pre>
<h3 id="&#x72B6;&#x6001;&#x793A;&#x4F8B;">&#x72B6;&#x6001;&#x793A;&#x4F8B;</h3>
<ul>
<li>Pod &#x4E2D;&#x53EA;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x5E76;&#x4E14;&#x6B63;&#x5728;&#x8FD0;&#x884C;&#x3002;&#x5BB9;&#x5668;&#x6210;&#x529F;&#x9000;&#x51FA;&#x3002;<ul>
<li>&#x8BB0;&#x5F55;&#x5B8C;&#x6210;&#x4E8B;&#x4EF6;&#x3002;</li>
<li>&#x5982;&#x679C; <code>restartPolicy</code> &#x4E3A;&#xFF1A;<ul>
<li>Always&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>OnFailure&#xFF1A;Pod <code>phase</code> &#x53D8;&#x6210; Succeeded&#x3002;</li>
<li>Never&#xFF1A;Pod <code>phase</code> &#x53D8;&#x6210; Succeeded&#x3002;</li>
</ul>
</li>
</ul>
</li>
<li>Pod &#x4E2D;&#x53EA;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x5E76;&#x4E14;&#x6B63;&#x5728;&#x8FD0;&#x884C;&#x3002;&#x5BB9;&#x5668;&#x9000;&#x51FA;&#x5931;&#x8D25;&#x3002;<ul>
<li>&#x8BB0;&#x5F55;&#x5931;&#x8D25;&#x4E8B;&#x4EF6;&#x3002;</li>
<li>&#x5982;&#x679C; <code>restartPolicy</code> &#x4E3A;&#xFF1A;<ul>
<li>Always&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>OnFailure&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>Never&#xFF1A;Pod <code>phase</code> &#x53D8;&#x6210; Failed&#x3002;</li>
</ul>
</li>
</ul>
</li>
<li><p>Pod &#x4E2D;&#x6709;&#x4E24;&#x4E2A;&#x5BB9;&#x5668;&#x5E76;&#x4E14;&#x6B63;&#x5728;&#x8FD0;&#x884C;&#x3002;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x9000;&#x51FA;&#x5931;&#x8D25;&#x3002;</p>
<ul>
<li>&#x8BB0;&#x5F55;&#x5931;&#x8D25;&#x4E8B;&#x4EF6;&#x3002;</li>
<li><p>&#x5982;&#x679C; restartPolicy &#x4E3A;&#xFF1A;</p>
<ul>
<li>Always&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>OnFailure&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>Never&#xFF1A;&#x4E0D;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
</ul>
</li>
<li><p>&#x5982;&#x679C;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x6CA1;&#x6709;&#x5904;&#x4E8E;&#x8FD0;&#x884C;&#x72B6;&#x6001;&#xFF0C;&#x5E76;&#x4E14;&#x4E24;&#x4E2A;&#x5BB9;&#x5668;&#x9000;&#x51FA;&#xFF1A;</p>
<ul>
<li>&#x8BB0;&#x5F55;&#x5931;&#x8D25;&#x4E8B;&#x4EF6;&#x3002;</li>
<li>&#x5982;&#x679C; <code>restartPolicy</code> &#x4E3A;&#xFF1A;<ul>
<li>Always&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>OnFailure&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>Never&#xFF1A;Pod <code>phase</code> &#x53D8;&#x6210; Failed&#x3002;</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
<li>Pod &#x4E2D;&#x53EA;&#x6709;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#x5E76;&#x5904;&#x4E8E;&#x8FD0;&#x884C;&#x72B6;&#x6001;&#x3002;&#x5BB9;&#x5668;&#x8FD0;&#x884C;&#x65F6;&#x5185;&#x5B58;&#x8D85;&#x51FA;&#x9650;&#x5236;&#xFF1A;<ul>
<li>&#x5BB9;&#x5668;&#x4EE5;&#x5931;&#x8D25;&#x72B6;&#x6001;&#x7EC8;&#x6B62;&#x3002;</li>
<li>&#x8BB0;&#x5F55; OOM &#x4E8B;&#x4EF6;&#x3002;</li>
<li>&#x5982;&#x679C; <code>restartPolicy</code> &#x4E3A;&#xFF1A;<ul>
<li>Always&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>OnFailure&#xFF1A;&#x91CD;&#x542F;&#x5BB9;&#x5668;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Running&#x3002;</li>
<li>Never: &#x8BB0;&#x5F55;&#x5931;&#x8D25;&#x4E8B;&#x4EF6;&#xFF1B;Pod <code>phase</code> &#x4ECD;&#x4E3A; Failed&#x3002;</li>
</ul>
</li>
</ul>
</li>
<li>Pod &#x6B63;&#x5728;&#x8FD0;&#x884C;&#xFF0C;&#x78C1;&#x76D8;&#x6545;&#x969C;&#xFF1A;<ul>
<li>&#x6740;&#x6389;&#x6240;&#x6709;&#x5BB9;&#x5668;&#x3002;</li>
<li>&#x8BB0;&#x5F55;&#x9002;&#x5F53;&#x4E8B;&#x4EF6;&#x3002;</li>
<li>Pod <code>phase</code> &#x53D8;&#x6210; Failed&#x3002;</li>
<li>&#x5982;&#x679C;&#x4F7F;&#x7528;&#x63A7;&#x5236;&#x5668;&#x6765;&#x8FD0;&#x884C;&#xFF0C;Pod &#x5C06;&#x5728;&#x522B;&#x5904;&#x91CD;&#x5EFA;&#x3002;</li>
</ul>
</li>
<li>Pod &#x6B63;&#x5728;&#x8FD0;&#x884C;&#xFF0C;&#x5176;&#x8282;&#x70B9;&#x88AB;&#x5206;&#x6BB5;&#x3002;<ul>
<li>&#x8282;&#x70B9;&#x63A7;&#x5236;&#x5668;&#x7B49;&#x5F85;&#x76F4;&#x5230;&#x8D85;&#x65F6;&#x3002;</li>
<li>&#x8282;&#x70B9;&#x63A7;&#x5236;&#x5668;&#x5C06; Pod <code>phase</code> &#x8BBE;&#x7F6E;&#x4E3A; Failed&#x3002;</li>
<li>&#x5982;&#x679C;&#x662F;&#x7528;&#x63A7;&#x5236;&#x5668;&#x6765;&#x8FD0;&#x884C;&#xFF0C;Pod &#x5C06;&#x5728;&#x522B;&#x5904;&#x91CD;&#x5EFA;&#x3002;</li>
</ul>
</li>
</ul>
<p>&#x539F;&#x6587;&#x5730;&#x5740;&#xFF1A;<a href="https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/" target="_blank">https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/</a></p>
2017-09-19 21:38:03 +08:00
<p>&#x7FFB;&#x8BD1;&#xFF1A;<a href="https://github.com/rootsongjc" target="_blank">rootsongjc</a></p>
<footer class="page-footer-ex"> <span class="page-footer-ex-copyright"> &#xA9; All Rights Reserved </span> &#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0; <span class="page-footer-ex-footer-update"> updated 2017-09-19 15:45:02 </span> </footer>
2017-09-17 15:39:26 +08:00
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2017-09-28 21:20:49 +08:00
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