{"id":59062,"date":"2025-08-16T20:50:12","date_gmt":"2025-08-16T12:50:12","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/59062.html"},"modified":"2025-08-16T20:50:12","modified_gmt":"2025-08-16T12:50:12","slug":"k8sday08%e6%b7%b1%e5%85%a5%e6%8e%a7%e5%88%b6%e5%99%a8%ef%bc%883-3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/59062.html","title":{"rendered":"k8sday08\u6df1\u5165\u63a7\u5236\u5668\uff083\/3\uff09"},"content":{"rendered":"

\u76ee\u5f55<\/p>\n

DaemonSet（ds）<\/p>\n

\u4e00\u3001\u914d\u7f6e\u6587\u4ef6<\/p>\n

1\u3001\u4e3e\u4f8b<\/p>\n

2\u3001\u53ef\u80fd\u95ee\u9898<\/p>\n

3\u3001\u9a8c\u8bc1\u6210\u529f<\/p>\n

\u4e8c\u3001\u8282\u70b9\u9009\u62e9\u5668<\/p>\n

1\u3001\u6dfb\u52a0\u6807\u7b7e<\/p>\n

2\u3001\u9a8c\u8bc1\u6dfb\u52a0<\/p>\n

3\u3001\u6dfb\u52a0\u8282\u70b9\u9009\u62e9\u5668<\/p>\n

4\u3001\u5e94\u7528\u6587\u4ef6\u5e76\u9a8c\u8bc1<\/p>\n

\u4e09\u3001\u6eda\u52a8\u66f4\u65b0<\/p>\n

Horizontal Poad Autoscaler(HPA)<\/p>\n

1\u3001\u90e8\u7f72\u8d44\u6e90\u76d1\u63a7<\/p>\n

\u2160\u3001\u4e0b\u8f7d<\/p>\n

\u2460\u3001\u5b98\u65b9\u4e00\u952e YAML<\/p>\n

\u2461\u3001git\u514b\u9686<\/p>\n

\u2462\u3001\u624b\u52a8\u4e0b\u8f7d\u4e8c\u8fdb\u5236<\/p>\n

\u2463\u3001\u62c9\u53d6metrics-server \u955c\u50cf<\/p>\n

\u2161\u3001\u9a8c\u8bc1<\/p>\n

\u2460\u3001\u5982\u679c\u4e0b\u8f7d\u7684\u662f\u955c\u50cf<\/p>\n

\u2461\u3001\u4e0b\u8f7d\u7684\u662f\u4e8c\u8fdb\u5236<\/p>\n

\u2162\u3001\u6211\u81ea\u5df1\u7684\u505a\u6cd5<\/p>\n

\u2460\u3001\u4e0b\u8f7d\u4e8c\u8fdb\u5236\u6587\u4ef6<\/p>\n

\u2461\u3001\u914d\u7f6edockerfile<\/p>\n

\u2462\u3001\u6253\u5305\u6210\u955c\u50cf<\/p>\n

\u200b\u7f16\u8f91<\/p>\n

\u2463\u3001\u5e94\u7528\u5728\u6211\u7684\u96c6\u7fa4<\/p>\n

\u200b\u7f16\u8f91<\/p>\n

\u2464\u3001\u4e0b\u8f7d\u5b98\u65b9yaml\u6587\u4ef6<\/p>\n

\u2465\u3001\u7f16\u8f91\u5b98\u65b9yaml\u6587\u4ef6<\/p>\n

\u2466\u3001\u9047\u5230\u7684\u95ee\u9898<\/p>\n

\u2467\u3001\u9a8c\u8bc1<\/p>\n

2\u3001\u51c6\u5907\u670d\u52a1\u5e94\u7528（\u5982\u679c\u4f60\u5168\u5220\u4e86\u7684\u8bdd）<\/p>\n

3\u3001\u914d\u7f6eHPA<\/p>\n

\u200b\u7f16\u8f91<\/p>\n

4\u3001\u538b\u529b\u6d4b\u8bd5<\/p>\n

JOB<\/p>\n

\n

DaemonSet（ds）<\/h2>\n

DaemonSet\u786e\u4fdd \u6240\u6709（\u6216\u6307\u5b9a）\u8282\u70b9 \u4e0a\u5404\u6709\u4e00\u4e2a Pod \u526f\u672c；\u65b0\u589e\u8282\u70b9\u81ea\u52a8\u8865，\u8282\u70b9\u4e0b\u7ebf\u81ea\u52a8\u5220\u3002\u9002\u7528\u4e8e\u65e5\u5fd7\u6536\u96c6（Fluent Bit）\u3001\u76d1\u63a7\u4ee3\u7406（node-exporter）\u3001\u7f51\u7edc\u63d2\u4ef6（Calico）\u3001\u5b58\u50a8\u63d2\u4ef6\u7b49 \u7cfb\u7edf\u7ea7\u5b88\u62a4\u8fdb\u7a0b\u3002<\/p>\n

\u4e00\u3001\u914d\u7f6e\u6587\u4ef6<\/h4>\n

1\u3001\u4e3e\u4f8b<\/h5>\n

\u4ee5\u4e0b\u7ed9\u51fa\u4e00\u4efd\u57fa\u7840\u7684DaemonSet\u7684yaml\u521b\u5efa\u6587\u4ef6，\u5e76\u7ed9\u51fa\u6bcf\u4e00\u6b65\u7684\u89e3\u91ca：<\/p>\n

\u6ce8\u610f\u53ea\u7ed9\u51fa\u57fa\u672c\u7684\u914d\u7f6e，\u5176\u4ed6\u914d\u7f6e\u5982\u8282\u70b9\u4eb2\u548c\u3001\u5bb9\u5fcd\u5ea6\u7b49\u7b49，\u5982\u6709\u9700\u8981，\u81ea\u884c\u914d\u7f6e~<\/p>\n

apiVersion: apps\/v1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# DaemonSet \u7684API\u7248\u672c
\n kind: DaemonSet \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u58f0\u660e\u8d44\u6e90\u7c7b\u578b\u662f DaemonSet
\n metadata: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# DaemonSet \u7684\u5143\u4fe1\u606f
\n name: fluent \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # DaemonSet \u7684\u540d\u79f0（\u81ea\u5b9a\u4e49）
\n \u200b
\n spec: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# DaemonSet \u89c4\u7ea6（\u671f\u671b\u72b6\u6001）
\n selector: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u9009\u62e9\u5668
\n \u00a0 matchLabels: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u914d\u5907\u6807\u7b7e，\u8868\u793a\u4e0b\u65b9\u7684 Pod \u6a21\u677f\u8981\u6709app: fluent-bit
\n \u00a0 \u00a0 app: fluent-bit
\n template: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u6a21\u677f
\n \u00a0 metadata: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u7684\u5143\u4fe1\u606f
\n \u00a0 \u00a0 labels: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u7684\u6807\u7b7e，\u8981\u548c\u4e0a\u65b9\u7684\u5339\u914d\u6807\u7b7e\u76f8\u540c
\n \u00a0 \u00a0 \u00a0 app: fluent-bit
\n \u00a0 spec: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u7684\u89c4\u7ea6（\u671f\u671b\u72b6\u6001）
\n \u00a0 \u00a0 volumes: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u58f0\u660e\u6570\u636e\u5377
\n \u00a0 \u00a0 \u00a0 – name: varlog \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u6570\u636e\u5377\u540d\u79f0（\u81ea\u5b9a\u4e49）
\n \u00a0 \u00a0 \u00a0 \u00a0 hostPath:
\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 path: \/var\/log \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u6765\u81ea\u5bbf\u4e3b\u673a\u7684 \/var\/log ，\u662f\u5bbf\u4e3b\u673a\u771f\u5b9e\u76ee\u5f55
\n \u00a0 \u00a0 containers: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u7ba1\u7406\u7684\u5bb9\u5668
\n \u00a0 \u00a0 \u00a0 – name: fluent-bit \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u5bb9\u5668\u540d\u79f0（\u81ea\u5b9a\u4e49）
\n \u00a0 \u00a0 \u00a0 \u00a0 image: fluent\/fluent-bit:2.1 # \u5bb9\u5668\u7684\u955c\u50cf，\u540e\u9762\u6307\u5b9a\u4e86\u7248\u672c
\n \u00a0 \u00a0 \u00a0 \u00a0 volumeMounts: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u4f7f\u7528\u6570\u636e\u5377
\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 – name: varlog
\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 mountPath: \/var\/log \u00a0 \u00a0 \u00a0# \u6302\u8f7d\u5230\u5bb9\u5668\u5185\u7684 \/var\/log ，\u662f\u5bb9\u5668\u91cc\u8bbf\u95ee\u7684\u76ee\u5f55
\n updateStrategy: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u66f4\u65b0\u7b56\u7565
\n \u00a0 type: RollingUpdate \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u8fd9\u91cc\u7684\u66f4\u65b0\u7b56\u7565\u662f\u6eda\u52a8\u66f4\u65b0，\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u4e3aOnDelete <\/p>\n

\u6ce8\u610f：DaemonSet\u6ca1\u6709replicas \u7684\u6982\u5ff5，\u5b88\u62a4\u8fdb\u7a0b\u7684\u521b\u5efa\u662f\u6839\u636e\u8282\u70b9\u521b\u5efa，\u5339\u914d\u591a\u5c11\u8282\u70b9\u5c31\u662f\u591a\u5c11，\u4e00\u4e2a\u8282\u70b9\u53ea\u6709\u4e00\u4e2a，\u6ca1\u6709\u526f\u672c\u6570\u7684\u6982\u5ff5，\u5373\u65e0\u6cd5\u81ea\u52a8\u6269\u5bb9\u4ec0\u4e48\u7684<\/p>\n

2\u3001\u53ef\u80fd\u95ee\u9898<\/h5>\n

\u8fd8\u662f\u76f8\u540c\u7684\u95ee\u9898，\u53ef\u80fd\u662f\u6211\u81ea\u5df1\u7684\u7f51\u7edc\u95ee\u9898，\u624b\u52a8\u62c9\u53d6\u955c\u50cf\u662f\u6210\u529f\u7684，\u4f46\u662f\u521b\u5efaDaemonSet\u65f6\u4ecd\u7136\u63d0\u793a\u65e0\u6cd5\u4ecedocker hub\u62c9\u53d6\u955c\u50cf<\/p>\n

\u89e3\u51b3\u65b9\u6848：\u5c06\u672c\u5730 Docker \u955c\u50cf\u52a0\u8f7d\u5230 Kind \u96c6\u7fa4，\u7ed5\u8fc7 Docker Hub \u62c9\u53d6，KinD \u7684\u8282\u70b9\u672c\u8d28\u662f Docker \u5bb9\u5668，kind load \u4f1a\u5c06\u672c\u5730\u955c\u50cf\u5bfc\u5165\u5230\u8fd9\u4e9b\u8282\u70b9\u4e2d，\u4f7f Pod \u53ef\u76f4\u63a5\u4f7f\u7528\u3002<\/p>\n

kind load docker-image fluent\/fluent-bit:2.1 –name <\u4f60\u8981\u62c9\u53d6\u5230\u7684\u96c6\u7fa4\u540d\u79f0> <\/p>\n

\u6210\u529f\u540e\u53ef\u5f97\u5230\u7c7b\u4f3c\u4fe1\u606f：<\/p>\n

\"\"<\/p>\n

\u4e4b\u540e\u901a\u8fc7\u5e94\u7528yaml\u6587\u4ef6\u521b\u5efaStatefulSet\u5373\u53ef：<\/p>\n

kubectl apply -f <\u4f60\u81ea\u5df1\u7684statefulset\u7684\u914d\u7f6e\u6587\u4ef6\u540d\u79f0> <\/p>\n

3\u3001\u9a8c\u8bc1\u6210\u529f<\/h5>\n

\u9a8c\u8bc1\u4f7f\u7528\u5982\u4e0b\u65b9\u6cd5：<\/p>\n

# \u67e5\u770b\u5df2\u521b\u5efa\u7684 daemonset
\n kubectl get daemonset
\n \u200b
\n # \u67e5\u770b\u5df2\u6709\u7684 Pod ，\u5982\u679c\u521b\u5efa\u6210\u529f\u4f1a\u591a\u51fa2\u4e2a
\n # \u56e0\u4e3a\u672a\u9009\u62e9\u90e8\u7f72\u5230\u54ea\u4e2a\u8282\u70b9，\u6240\u4ee5\u9664\u4e86\u4e3b\u8282\u70b9\u5916，\u7ed9\u5269\u4e0b\u76842\u4e2a\u5b50\u8282\u70b9\u90fd\u90e8\u7f72\u4e86
\n kubectl get po <\/p>\n

\u6700\u7ec8\u53ef\u5f97\u5230\u7c7b\u4f3c\u4fe1\u606f\u5373\u521b\u5efa\u6210\u529f：\"\"<\/p>\n

\u4e8c\u3001\u8282\u70b9\u9009\u62e9\u5668<\/h4>\n

\u521b\u5efaDaemonSet\u65f6，\u5982\u679c\u4f60\u4e0d\u6307\u5b9a\u4f60\u8981\u90e8\u7f72\u7684\u8282\u70b9，DaemonSet\u5c06\u4f1a\u9ed8\u8ba4\u90e8\u7f72\u5728\u975e\u4e3b\u8282\u70b9\u4e0a，\u800c\u8282\u70b9\u9009\u62e9\u5668（nodeselector）\u5c31\u662f\u5e2e\u52a9\u6211\u4eec\u6307\u5b9a\u8981\u90e8\u7f72\u8282\u70b9\u7684\u5de5\u5177<\/p>\n

1\u3001\u6dfb\u52a0\u6807\u7b7e<\/h5>\n

\u4e3a\u4f60\u60f3\u8981\u90e8\u7f72\u7684\u8282\u70b9\u6dfb\u52a0\u5bf9\u5e94\u6807\u7b7e：<\/p>\n

# \u8fd9\u91cc\u7684no\u662fnode\u8282\u70b9\u7684\u7b80\u79f0
\n kubectl label no <\u8981\u90e8\u7f72\u7684\u8282\u70b9> <\u8981\u52a0\u7684\u6807\u7b7e> <\/p>\n

2\u3001\u9a8c\u8bc1\u6dfb\u52a0<\/h5>\n

kubectl get no –show-labels <\/p>\n

\u53ef\u5f97\u5230\u7c7b\u4f3c\u7ed3\u679c：\"\"<\/p>\n

3\u3001\u6dfb\u52a0\u8282\u70b9\u9009\u62e9\u5668<\/h5>\n

# \u4f4d\u4e8e Pod \u6a21\u677f\u7684\u89c4\u7ea6\u5185，\u548c\u5bb9\u5668\u540c\u7ea7
\n template:
\n spec:
\n nodeSelector: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u8282\u70b9\u9009\u62e9\u5668
\n \u00a0 type: slave \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u8981\u5339\u914d\u7684\u8282\u70b9\u6240\u5177\u6709\u7684\u6807\u7b7e <\/p>\n

4\u3001\u5e94\u7528\u6587\u4ef6\u5e76\u9a8c\u8bc1<\/h5>\n

# \u5e94\u7528\u6587\u4ef6
\n kubectl apply -f <\u4f60\u81ea\u5df1\u7684daemonset\u6587\u4ef6>
\n \u200b
\n # \u83b7\u53d6daemonset，ds\u662fdaemonset\u7684\u7b80\u5199
\n kubectl get ds
\n # \u67e5\u770b Pod ，\u770bdaemonset\u521b\u5efa\u4e86\u591a\u5c11\u5bb9\u5668
\n kubectl get po <\/p>\n

\u5bf9\u6bd4\u5982\u56fe：（\u6211\u5c06\u5e94\u7528\u914d\u7f6e\u6587\u4ef6\u524d\u540e\u5747\u622a\u5c4f，\u5927\u5bb6\u53ef\u5bf9\u6bd4\u770b\u4e00\u4e0b）<\/p>\n

\"\"<\/p>\n

\u7531\u4e8e\u6211\u53ea\u7ed9\u4e00\u4e2a\u5b50\u8282\u70b9\u52a0\u4e86\u6807\u7b7e，\u6240\u4ee5\u90e8\u7f72\u4e86DaemonSet\u7684\u8282\u70b9\u53ea\u6709\u52a0\u4e86type= slave \u7684，\u53e6\u4e00\u4e2a\u6ca1\u6709\u52a0\u7684\u5c31\u6ca1\u6709\u7f72DaemonSet，\u8981\u60f3\u8ba9\u53e6\u4e00\u4e2a\u8282\u70b9\u4e5f\u52a0\u4e0a\u5b88\u62a4\u8fdb\u7a0b，\u53ea\u8981\u4e5f\u52a0\u4e0a\u6807\u7b7etype= slave\u5373\u53ef<\/p>\n

\u4e09\u3001\u6eda\u52a8\u66f4\u65b0<\/h4>\n

DaemonSet\u7684\u6eda\u52a8\u66f4\u65b0\u9ed8\u8ba4\u662fRollingUpdate，\u4e5f\u6709OnDelete，Pod \u6a21\u677f\u4efb\u4f55\u5b57\u6bb5（env\u3001volume\u3001\u8d44\u6e90\u9650\u5236\u3001\u6807\u7b7e\u7b49）\u53d1\u751f\u53d8\u5316， DaemonSet\u5c31\u4f1a\u8fdb\u884c\u66f4\u65b0<\/p>\n

\u4e0b\u65b9\u662f\u5bf9Deployment\u3001StatefulSet\u3001DaemonSet\u7684\u6eda\u52a8\u66f4\u65b0\u7b56\u7565\u5bf9\u6bd4\u603b\u7ed3<\/p>\n\n\u63a7\u5236\u5668\u5185\u7f6e\u7b56\u7565\u7c7b\u578b\u662f\u5426\u652f\u6301\u5e76\u53d1\/\u5e76\u884c\u662f\u5426\u652f\u6301\u5206\u533a\/\u91d1\u4e1d\u96c0\u662f\u5426\u652f\u6301\u6682\u505c\/\u7ee7\u7eed\u662f\u5426\u652f\u6301\u56de\u6eda\u66f4\u65b0\u987a\u5e8f\/\u7279\u70b9<\/tr>\n\n\n\n\n
Deployment<\/td>\nRollingUpdate（\u9ed8\u8ba4）\u3001Recreate<\/td>\n\u2705（maxSurge+maxUnavailable）<\/td>\n\u2705（partition \u901a\u8fc7 Argo\/Kruise \u7b49\u65c1\u8def\u5b9e\u73b0）<\/td>\n\u2705（kubectl rollout pause\/resume）<\/td>\n\u2705（kubectl rollout undo）<\/td>\n\u65e0\u5e8f\u5e76\u884c，\u53ef\u6279\u91cf<\/td>\n<\/tr>\n
StatefulSet<\/td>\nRollingUpdate（\u9ed8\u8ba4）\u3001OnDelete<\/td>\n\u274c（\u4e00\u6b21\u53ea\u52a8\u4e00\u4e2a Pod）<\/td>\n\u2705（\u539f\u751f partition \u5b57\u6bb5）<\/td>\n\u274c（\u65e0\u5b98\u65b9\u6682\u505c）<\/td>\n\u2705（kubectl rollout undo）<\/td>\n\u9006\u5e8f（\u4ece\u6700\u9ad8\u5e8f\u53f7\u5f00\u59cb）<\/td>\n<\/tr>\n
DaemonSet<\/td>\nRollingUpdate（\u9ed8\u8ba4）\u3001OnDelete<\/td>\n\u2705（maxUnavailable \u8282\u70b9\u7ea7\u5e76\u53d1）<\/td>\n\u2705（OpenKruise partition \u6216\u624b\u5de5\u5206\u6279）<\/td>\n\u274c（\u65e0\u5b98\u65b9\u6682\u505c）<\/td>\n\u2705（kubectl rollout undo）<\/td>\n\u6309\u8282\u70b9\u6eda\u52a8，\u4e00\u8282\u70b9\u4e00 Pod<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4eb2\u548c\u529b\u3001\u6c61\u70b9\u5bb9\u5fcd\u5728\u540e\u9762\u7684\u5b66\u4e60\u4e2d\u5c55\u5f00<\/p>\n<\/p>\n

Horizontal Poad Autoscaler(HPA)<\/h3>\n

Horizontal Pod Autoscaler（HPA）\u662f Kubernetes \u5b98\u65b9\u63d0\u4f9b\u7684 \u6c34\u5e73 Pod \u81ea\u52a8\u6269\u7f29\u5bb9\u63a7\u5236\u5668，\u53ef\u4ee5\u6839\u636e CPU\u3001\u5185\u5b58\u6216\u81ea\u5b9a\u4e49\u6307\u6807\u5b9e\u65f6\u8c03\u6574 Deployment \/ StatefulSet \/ ReplicaSet \u7684 Pod \u526f\u672c\u6570，\u4e1a\u52a1\u9ad8\u5cf0\u81ea\u52a8\u52a0\u526f\u672c，\u4f4e\u8c37\u81ea\u52a8\u51cf\u526f\u672c，\u65e0\u9700\u4eba\u5de5\u5e72\u9884\u3002<\/p>\n

\u5176\u5b9eHorizontal Pod Autoscaler（HPA）\u5c31\u662f\u901a\u8fc7\u8ffd\u8e2a\u5206\u6790Pod\u7684\u8d1f\u8f7d\u53d8\u5316，\u6765\u81ea\u52a8\u8c03\u6574Pod\u7684\u526f\u672c\u6570\u3002\u6211\u4eec\u539f\u6765\u662f\u901a\u8fc7kubectl scale\u6765\u6269\u5bb9\u7f29\u5bb9\u6216\u8005\u662f\u6539\u53d8yaml\u6587\u4ef6，\u8fd9\u6bd4\u8f83\u9ebb\u70e6，\u901a\u8fc7HPA\u5c31\u53ef\u4ee5\u8ba9\u5176\u81ea\u52a8\u6269\u5bb9\u7f29\u5bb9<\/p>\n

1\u3001\u90e8\u7f72\u8d44\u6e90\u76d1\u63a7<\/h4>\n

HPA\u8981\u60f3\u5b9e\u73b0\u81ea\u52a8\u6c34\u5e73 Pod \u81ea\u52a8\u6269\u7f29\u5bb9，\u5176\u524d\u63d0\u662f\u8981\u5bf9\u4f60\u7684Pod\u7684\u8d1f\u8f7d\u8fdb\u884c\u76d1\u63a7\u5206\u6790，\u6240\u4ee5\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u63d2\u4ef6\u5e2e\u52a9\u6211\u4eec\u6b63\u786e\u5206\u6790\u76d1\u63a7，\u8fd9\u91cc\u6211\u91c7\u7528\u5e38\u7528\u7684metrics-server\u3002<\/p>\n

metrics-server \u9ed8\u8ba4\u7531 Kubernetes \u5b98\u65b9 \u4ee5 Deployment + Service \u7684\u5f62\u5f0f\u90e8\u7f72\u5728 kube-system \u547d\u540d\u7a7a\u95f4，\u5e76\u4f5c\u4e3a kube-controller-manager \u7684 Metrics API \u63d2\u4ef6 \u8fd0\u884c<\/p>\n

\u2160\u3001\u4e0b\u8f7d<\/h5>\n

\u4e0b\u8f7d\u6709\u591a\u79cd\u65b9\u6cd5，\u8fd9\u91cc\u6211\u63d0\u4f9b\u56db\u79cd：<\/p>\n

\u2460\u3001\u5b98\u65b9\u4e00\u952e YAML<\/h6>\n

# \u4e0b\u8f7d\u5e76\u76f4\u63a5\u5b89\u88c5\u6700\u65b0\u7248
\n kubectl apply -f https:\/\/github.com\/kubernetes-sigs\/metrics-server\/releases\/latest\/download\/components.yaml
\n \u200b
\n # \u7b49 30-60 \u79d2
\n kubectl get pods -n kube-system -l k8s-app=metrics-server <\/p>\n

\u2461\u3001git\u514b\u9686<\/h6>\n

# \u5b89\u88c5git（\u5982\u679c\u4f60\u6ca1\u6709\u5b89\u88c5\u8fc7\u7684\u8bdd）
\n yum install git -y
\n \u200b
\n # \u83b7\u53d6metrics-server
\n git clone -b <\u4f60\u8981\u4e0b\u8f7d\u7684\u7248\u672c\u53f7> https:\/\/github.com\/kubernetes-sigs\/metrics-server
\n \u200b
\n # \u4fee\u6539\u914d\u7f6e
\n # \u8fdb\u5165metrics-server\u7684deploy\u6587\u4ef6\u5939，\u627e\u5230\u4f60\u7684deployment\u7684yaml\u6587\u4ef6
\n # \u6dfb\u52a0\u5982\u4e0b\u5185\u5bb9
\n hostNetwork: true
\n registry.cn-hangzhou.aliyuncs.com\/google_containers\/metrics-server:<\u4f60\u8981\u4e0b\u8f7d\u7684\u7248\u672c\u53f7>
\n –kubelet-insecure-tls
\n –kubelet-preferred-address-types=InternalIP
\n \u200b
\n # \u6839\u636e\u96c6\u7fa4\u7248\u672c\u8fdb\u5165\u5bf9\u5e94\u5b50\u76ee\u5f55
\n cd deploy\/kubernetes
\n kubectl apply -f . <\/p>\n

\u2462\u3001\u624b\u52a8\u4e0b\u8f7d\u4e8c\u8fdb\u5236<\/h6>\n

\u8fdb\u5165github\u7684metrics-server\u4e0b\u8f7d\u7f51\u5740https:\/\/github.com\/kubernetes-sigs\/metrics-server\/releases，\u9009\u62e9\u4f60\u8981\u4e0b\u8f7d\u7684\u7248\u672c，\u6307\u5b9a\u8def\u5f84\u5230\u672c\u5730\u540e\u518dkubectl apply -f <\u4f60\u7684\u6587\u4ef6\u540d><\/p>\n

\"\"<\/p>\n

\u2463\u3001\u62c9\u53d6metrics-server \u955c\u50cf<\/h6>\n

# \u6700\u65b0\u7248 v0.8.0
\n docker pull registry.k8s.io\/metrics-server\/metrics-server:v0.8.0
\n # \u955c\u50cf\u67b6\u6784：linux\/amd64，\u5927\u5c0f \u2248 82 MB [^124^] <\/p>\n

\u955c\u50cf\u5df2\u5185\u7f6e \/metrics-server \u53ef\u6267\u884c\u6587\u4ef6，\u65e0\u9700\u518d\u4e0b\u8f7d\u4e8c\u8fdb\u5236<\/p>\n

\u2161\u3001\u9a8c\u8bc1<\/h5>\n
\u2460\u3001\u5982\u679c\u4e0b\u8f7d\u7684\u662f\u955c\u50cf<\/h6>\n

# \u67e5\u770bdocker\u91cc\u7684\u4f7f\u7528\u955c\u50cf\u5373\u53ef
\n docker images <\/p>\n

\u2461\u3001\u4e0b\u8f7d\u7684\u662f\u4e8c\u8fdb\u5236<\/h6>\n

ls -lh .\/metrics-server
\n file .\/metrics-server
\n \u200b
\n # \u8f93\u51fa\u7c7b\u4f3c\u7ed3\u679c
\n -rwxr-xr-x 1 root root 35M Jun 14 12:34 .\/metrics-server
\n .\/metrics-server: ELF 64-bit LSB executable, x86-64, … <\/p>\n

\u6ce8\u610f\u4e0b\u8f7d\u5b8c\u4e8c\u8fdb\u5236\u6587\u4ef6\u540e，\u5efa\u8bae\u628a\u5b83\u6253\u5305\u6210\u955c\u50cf，\u5f53\u7136\u4f60\u4e5f\u53ef\u4ee5\u76f4\u63a5\u8dd1，\u5982\u679c\u53ea\u662f\u5355\u7247\u6d4b\u8bd5\u7684\u8bdd<\/p>\n

\u2162\u3001\u6211\u81ea\u5df1\u7684\u505a\u6cd5<\/h5>\n
\u2460\u3001\u4e0b\u8f7d\u4e8c\u8fdb\u5236\u6587\u4ef6<\/h6>\n

\u5c06\u4e0b\u8f7d\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u653e\u5728"E:\\\\cloud-native\\\\k8s\\\\metrics-server\\\\metrics-server-linux-amd64"<\/p>\n

\u2461\u3001\u914d\u7f6edockerfile<\/h6>\n

\u5728\u548c\u4e8c\u8fdb\u5236\u6587\u4ef6\u540c\u76ee\u5f55\u4e0b\u7f16\u5199dockerfile：<\/p>\n

FROM scratch
\n COPY metrics-server-linux-amd64 \/metrics-server
\n USER 65534
\n EXPOSE 4443
\n ENTRYPOINT ["\/metrics-server"] <\/p>\n

\u2462\u3001\u6253\u5305\u6210\u955c\u50cf<\/h6>\n

docker build -t metrics-server:v0.8.0<\/p>\n

# \u9a8c\u8bc1
\ndocker images <\/p>\n

\"\"<\/h6>\n
\u2463\u3001\u5e94\u7528\u5728\u6211\u7684\u96c6\u7fa4<\/h6>\n

kind load docker-image metrics-server:v0.8.0 –name my-multi-node-cluster1 <\/p>\n

\"\"<\/h6>\n
\u2464\u3001\u4e0b\u8f7d\u5b98\u65b9yaml\u6587\u4ef6<\/h6>\n

wget https:\/\/github.com\/kubernetes-sigs\/metrics-server\/releases\/download\/v0.8.0\/components.yaml <\/p>\n

\u2465\u3001\u7f16\u8f91\u5b98\u65b9yaml\u6587\u4ef6<\/h6>\n

# \u5c06\u5b98\u65b9yaml\u6587\u4ef6\u4e2d\u7684\u955c\u50cf\u6539\u4e3a：
\n image: metrics-server:v0.8.0<\/p>\n

# \u5728spec.template.spec.containers[0].args\u5185\u6539\u4e3a：
\n kubectl -n kube-system patch deployment metrics-server \\\\
\n \u00a0–type='json' \\\\
\n \u00a0-p='[
\n \u00a0 \u00a0 \u00a0 {"op":"add","path":"\/spec\/template\/spec\/containers\/0\/args\/-","value":"–kubelet-insecure-tls"},
\n \u00a0 \u00a0 \u00a0 {"op":"add","path":"\/spec\/template\/spec\/containers\/0\/args\/-","value":"–kubelet-preferred-address-types=InternalIP,Hostname,InternalDNS,ExternalDNS,ExternalIP"}
\n \u00a0 \u00a0 ]' <\/p>\n

\u2466\u3001\u9047\u5230\u7684\u95ee\u9898<\/h6>\n
    \n
  • \n

    \u5065\u5eb7\u68c0\u67e5\u5931\u8d25，\u63a2\u9488\u914d\u7f6e\u53ef\u80fd\u672a\u88ab\u6b63\u786e\u5e94\u7528，\u7aef\u53e3\u672a\u5bf9\u9f50<\/p>\n<\/li>\n<\/ul>\n

    # \u89e3\u51b3\u65b9\u6cd5
    \n apiVersion: v1
    \n kind: Service
    \n spec:
    \n ports:
    \n \u00a0 – port: 443
    \n \u00a0 \u00a0 targetPort: 4443 \u00a0# \u6307\u5411\u5bb9\u5668\u5b9e\u9645\u7aef\u53e3
    \n \u00a0 \u00a0 name: https
    \n \u00a0 \u00a0 \u00a0
    \n readinessProbe:
    \n httpGet:
    \n \u00a0 path: \/readyz
    \n \u00a0 port: 4443 \u00a0# \u76f4\u63a5\u5199\u6570\u5b57，\u4e0e –secure-port \u4e00\u81f4
    \n \u00a0 scheme: HTTPS
    \n livenessProbe:
    \n httpGet:
    \n \u00a0 path: \/livez
    \n \u00a0 port: 4443 \u00a0# \u540c\u4e0a
    \n \u00a0 scheme: HTTPS <\/p>\n

      \n
    • \n

      \u5b83 \u8fde\u4e0d\u4e0a\u4efb\u4f55\u8282\u70b9\u7684 kubelet 10250 \u7aef\u53e3，\u5bfc\u81f4\u91c7\u96c6\u4e0d\u5230\u8282\u70b9\/\u5bb9\u5668\u6307\u6807，readiness \u63a2\u9488\u8fd4\u56de 500<\/p>\n

        \n
      • \n

        metrics-server \u5728 Pod \u7f51\u7edc\u91cc\u62ff\u5230\u7684\u8282\u70b9 IP（\u5982 10.244.x.x）\u4e0d\u662f\u8282\u70b9\u5bbf\u4e3b\u673a\u7684\u771f\u5b9e IP；<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

          \n
        • \n

          Kind \u8282\u70b9\u91cc\u7684 kubelet \u9ed8\u8ba4\u53ea\u76d1\u542c 127.0.0.1:10250，\u5916\u90e8 Pod \u65e0\u6cd5\u8bbf\u95ee\u3002<\/p>\n<\/li>\n<\/ul>\n

          # \u8ba9 metrics-server \u4f7f\u7528\u5bbf\u4e3b\u673a\u7f51\u7edc（\u8fd9\u6837\u5b83\u5c31\u80fd\u8fde 127.0.0.1:10250）
          \n kubectl -n kube-system patch deployment metrics-server \\\\
          \n \u00a0–type='json' \\\\
          \n \u00a0-p='[{"op":"add","path":"\/spec\/template\/spec\/hostNetwork","value":true}]' <\/p>\n

          \u2467\u3001\u9a8c\u8bc1<\/h6>\n

          \"\"<\/p>\n

          2\u3001\u51c6\u5907\u670d\u52a1\u5e94\u7528（\u5982\u679c\u4f60\u5168\u5220\u4e86\u7684\u8bdd）<\/h4>\n

          \u914d\u7f6e\u4e00\u4e2a\u6709\u8d44\u6e90\u9650\u5236\u7684Deployment，\u8fd9\u91cc\u6211\u4e0d\u6f14\u793a\u4e86，\u8be6\u60c5\u914d\u7f6e\u53ef\u4ee5\u770b\u6211\u7684k8sday06\u6df1\u5165\u63a7\u5236\u5668（1\/3）<\/p>\n

          3\u3001\u914d\u7f6eHPA<\/h4>\n

          apiVersion: autoscaling\/v2 \u00a0 \u00a0 \u00a0# \u81ea\u52a8\u7f29\u653e\u5668\u7684 API \u7248\u672c
          \n kind: HorizontalPodAutoscaler \u00a0 # \u58f0\u660e\u8d44\u6e90\u7c7b\u578b\u662f HPA
          \n metadata: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u5143\u6570\u636e
          \n name: web-hpa \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u81ea\u52a8\u7f29\u653e\u5668\u7684\u540d\u79f0（\u81ea\u5b9a\u4e49）
          \n spec: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u81ea\u52a8\u7f29\u653e\u5668\u7684\u89c4\u7ea6（\u671f\u671b\u72b6\u6001）
          \n scaleTargetRef:
          \n \u00a0 apiVersion: apps\/v1
          \n \u00a0 kind: Deployment \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u88ab\u81ea\u52a8\u7f29\u653e\u7684\u8d44\u6e90\u7c7b\u578b
          \n \u00a0 name: nginx-deployment1 \u00a0 \u00a0 # \u88ab\u81ea\u52a8\u7f29\u653e\u7684\u8d44\u6e90\u540d\u79f0（\u5df2\u5b58\u5728\u7684）
          \n minReplicas: 1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u6700\u5c0f\u526f\u672c\u6570
          \n maxReplicas: 5 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u6700\u5927\u526f\u672c\u6570
          \n \u00a0# targetCPUUtilizationPercentage\u5df2\u7ecf\u5e9f\u9664，\u9700\u8981\u4f7f\u7528 metrics \u6307\u6807
          \n \u00a0# \u76ee\u6807 CPU \u5229\u7528\u7387（%）\u6307\u6807（\u8bbe\u7f6e\u7684\u6bd4\u8f83\u5c0f\u65b9\u4fbf\u6d4b\u8bd5）
          \n metrics:
          \n – type: Resource
          \n \u00a0 resource:
          \n \u00a0 \u00a0 name: cpu \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u8d44\u6e90\u540d\u79f0（\u81ea\u5b9a\u4e49）
          \n \u00a0 \u00a0 target:
          \n \u00a0 \u00a0 \u00a0 type: Utilization
          \n \u00a0 \u00a0 \u00a0 averageUtilization: 3 \u00a0 # \u76ee\u6807 CPU \u5229\u7528\u7387（%）\u6307\u6807（\u8bbe\u7f6e\u7684\u6bd4\u8f83\u5c0f\u65b9\u4fbf\u6d4b\u8bd5） <\/p>\n

          \u6ce8\u610f\u4f60\u7684deployment\u8981\u6709\u8d44\u6e90\u9650\u5236<\/p>\n

          \u9a8c\u8bc1\u6210\u529f：<\/p>\n

          kubectl get hpa
          \n # \u521a\u5f00\u59cb\u53ef\u80fd\u5728\u4f60\u7684TARGETS\u90a3\u91cc\u663e\u793a\u662f <unknown>\/3%
          \n # \u8fc7\u4e00\u4f1a\u5c311%\/3% \u6b63\u5e38\u4e86（\u4e0d\u5230 1min），\u5982\u679c\u65f6\u95f4\u4e45\u4e86\u8fd8\u662f<unknown>\/3%
          \n # \u53ef\u80fd\u662f\u4f60\u7684deployment\u6ca1\u6709\u9650\u5236\u8d44\u6e90\u7b49\u7b49 <\/p>\n

          \"\"<\/h4>\n

          4\u3001\u538b\u529b\u6d4b\u8bd5<\/h4>\n

          \u7531\u4e8e\u4e0d\u77e5\u662f\u4e0d\u662f\u6211\u7684\u7f51\u7edc\u95ee\u9898，\u5728\u914d\u7f6e\u9ad8\u5e76\u53d1Deployment\u6d4b\u538b\u65f6，\u660e\u660e\u672c\u5730\u6709\u955c\u50cf\u5c31\u662f\u6b7b\u6d3b\u4e0d\u7528，\u5373\u4f7f\u6211\u5df2\u7ecf\u4f7f\u7528\u955c\u50cf\u6458\u8981\u6765\u8981\u6c42，\u5c31\u662f\u7528\u4e0d\u4e86，\u6240\u4ee5\u6ca1\u529e\u6cd5\u505a\u538b\u529b\u6d4b\u8bd5\u4e86，\u5927\u5bb6\u53ef\u4ee5\u81ea\u884c\u914d\u7f6e，\u8fd9\u91cc\u6211\u7ed9\u51fa\u6211\u7684\u4f7f\u7528nginx\u955c\u50cf\u7684\u9ad8\u5e76\u53d1Deployment\u914d\u7f6e\u6587\u4ef6，\u5927\u5bb6\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528，\u6309\u7406\u6765\u8bf4\u5e94\u8be5\u662f\u6ca1\u6709\u4ec0\u4e48\u5927\u95ee\u9898\u7684：<\/p>\n

          # \u9ad8\u5e76\u53d1Deployment\u6d4b\u538b
          \n apiVersion: apps\/v1
          \n kind: Deployment
          \n metadata:
          \n name: siege-deploy
          \n spec:
          \n replicas: 5 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u5e76\u53d1 Pod \u6570
          \n selector:
          \n \u00a0 matchLabels:
          \n \u00a0 \u00a0 app: siege
          \n template:
          \n \u00a0 metadata:
          \n \u00a0 \u00a0 labels:
          \n \u00a0 \u00a0 \u00a0 app: siege
          \n \u00a0 spec:
          \n \u00a0 \u00a0 containers:
          \n \u00a0 \u00a0 – name: siege
          \n \u00a0 \u00a0 \u00a0# \u6ce8\u610f\u8fd9\u91cc\u7684\u955c\u50cf，\u8981\u586b\u4f60\u81ea\u5df1\u7684\u955c\u50cf\u7248\u672c
          \n \u00a0 \u00a0 \u00a0 image: nginx@sha256:6c0218f1687660914d2ce279489e9b6d62a5a48d06ab2e27b7710c19d5e904e5
          \n \u00a0 \u00a0 \u00a0 \u00a0# \u4f7f\u7528\u955c\u50cf\u7684 sha256 \u6458\u8981
          \n \u00a0 \u00a0 \u00a0 imagePullPolicy: IfNotPresent \u00a0# \u786e\u4fdd\u663e\u5f0f\u8bbe\u7f6e
          \n \u00a0 \u00a0 \u00a0 command:
          \n \u00a0 \u00a0 \u00a0 – \/bin\/sh
          \n \u00a0 \u00a0 \u00a0 – -c
          \n \u00a0 \u00a0 \u00a0 – |
          \n \u00a0 \u00a0 \u00a0 \u00a0 while true; do
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u6bcf\u4e2a shell \u91cc\u5f00 50 \u6761\u540e\u53f0\u5e76\u53d1 curl
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 for i in $(seq 50); do
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 curl -s http:\/\/nginx-deployment.default.svc.cluster.local &
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 done
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 wait \u00a0 \u00a0# \u7b49\u8fd9\u4e00\u8f6e 50 \u4e2a\u8bf7\u6c42\u5b8c\u6210，\u518d\u4e0b\u4e00\u8f6e
          \n \u00a0 \u00a0 \u00a0 \u00a0 done
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u5f53\u7136\u4f60\u7684command\u547d\u4ee4\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5199\u6b7b\u5faa\u73af\u4ec0\u4e48\u7684\u6765\u63d0\u9ad8\u538b\u529b，\u6216\u7528\u4ec0\u4e48\u4e13\u4e1a\u7684\u6d4b\u538b\u8f6f\u4ef6\u90fd\u662f\u53ef\u4ee5\u7684 <\/p>\n

          JOB<\/h3>\n

          \u7528\u4e8e\u8fd0\u884c\u4e00\u6b21\u6027\u4efb\u52a1，\u4f8b\u5982\u6279\u91cf\u5904\u7406\u4efb\u52a1\u6216\u6570\u636e\u8fc1\u79fb\u4efb\u52a1\u3002\u5b83\u4f1a\u521b\u5efa\u4e00\u4e2a\u6216\u591a\u4e2a Pod \u6765\u5b8c\u6210\u4efb\u52a1，\u5e76\u5728\u4efb\u52a1\u5b8c\u6210\u540ePod\u81ea\u52a8\u6e05\u7406\u3002<\/p>\n

          \u7ed9\u51fa\u4e00\u4e2a\u7528\u4e8e\u8ba1\u7b97\u5706\u5468\u7387\u7684\u4efb\u52a1\u7684yaml\u914d\u7f6e\u6587\u4ef6：<\/p>\n

          apiVersion: batch\/v1 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # Job \u5c5e\u4e8e batch \u7ec4
          \n kind: Job \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u58f0\u660e\u8d44\u6e90\u7c7b\u578b\u662f Job \u7c7b\u578b
          \n metadata: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u5143\u6570\u636e
          \n name: pi-job \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # Job \u540d\u79f0，\u53ef\u81ea\u5b9a\u4e49
          \n namespace: default \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u6240\u5728\u547d\u540d\u7a7a\u95f4
          \n spec: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Job \u7684\u671f\u671b\u72b6\u6001
          \n suspend: false \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # 1.21+：true=\u6682\u505c\u8c03\u5ea6，\u9ed8\u8ba4 false
          \n completions: 4 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u9700\u8981\u6210\u529f\u5b8c\u6210\u7684 Pod \u6570\u4e3a4\u4e2a
          \n parallelism: 2 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u5e76\u53d1\u8fd0\u884c\u7684 Pod \u6570\u4e3a2\u4e2a，\u5373\u4e00\u6b21\u6027\u8fd0\u884c2\u4e2a Pod
          \n backoffLimit: 4 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u6700\u5927\u91cd\u8bd5\u6b21\u6570（\u5931\u8d25\u540e\u4e0d\u518d\u521b\u5efa）
          \n activeDeadlineSeconds: 100 \u00a0 # Job \u8fd0\u884c\u671f\u9650：100s ，\u8d85\u8fc7\u65f6\u95f4\u672a\u7ed3\u675f\u81ea\u52a8\u5931\u8d25
          \n manualSelector: true \u00a0 \u00a0 \u00a0 \u00a0 # \u662f\u5426\u4f7f\u7528selector\u9009\u62e9\u5668，\u9ed8\u8ba4 false
          \n selector: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u9009\u62e9\u5668，\u7528\u4e8e\u624b\u52a8\u9009\u62e9 Pod \u6807\u7b7e
          \n \u00a0 matchLabels: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u4e0b\u65b9\u5e94\u6709 app: pi \u6807\u7b7e
          \n \u00a0 \u00a0 app: pi
          \n ttlSecondsAfterFinished: 100 # \u5b8c\u6210\u540e 100s \u81ea\u52a8\u6e05\u7406（\u9700\u5f00\u542f TTL \u7279\u6027）
          \n template: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u6a21\u677f（\u4e0e Pod spec \u7ed3\u6784\u4e00\u81f4）
          \n \u00a0 metadata: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u7684\u5143\u4fe1\u606f
          \n \u00a0 \u00a0 labels: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# Pod \u7684\u6807\u7b7e，\u8981\u548c\u4e0a\u65b9\u7684\u5339\u914d\u6807\u7b7e\u76f8\u540c
          \n \u00a0 \u00a0 \u00a0 app: pi
          \n \u00a0 spec:
          \n \u00a0 \u00a0 restartPolicy: Never \u00a0 \u00a0 # Job \u53ea\u80fd Never \u6216 OnFailure
          \n \u00a0 \u00a0 \u00a0#\u56e0\u4e3a Job \u6267\u884c\u7684\u662f\u4e00\u6b21\u6027\u4efb\u52a1，\u6240\u4ee5\u4e0d\u9700\u8981 Always \u91cd\u542f\u7b56\u7565
          \n \u00a0 \u00a0 containers:
          \n \u00a0 \u00a0 – name: pi-container \u00a0 \u00a0 \u00a0# \u5bb9\u5668\u540d\u79f0，\u53ef\u81ea\u5b9a\u4e49
          \n \u00a0 \u00a0 \u00a0 image: perl:5.34.0 \u00a0 \u00a0 \u00a0# \u5bb9\u5668\u955c\u50cf
          \n \u00a0 \u00a0 \u00a0 \u00a0# \u5bb9\u5668\u547d\u4ee4 \u8ba1\u7b97 \u03c0 \u5230 20 \u4f4d
          \n \u00a0 \u00a0 \u00a0 command: ["perl", "-Mbignum=bpi", "-wle", "print bpi(20)"]
          \n \u00a0 \u00a0 \u00a0 resources: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0# \u8d44\u6e90\u8bf7\u6c42\u548c\u9650\u5236
          \n \u00a0 \u00a0 \u00a0 \u00a0 requests: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u6700\u5c11\u8d44\u6e90\u8bf7\u6c42
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 cpu: 100m \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # \u5bb9\u5668\u8bf7\u6c42 100\u6beb\u6838 CPU\u8d44\u6e90
          \n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 memory: 128Mi \u00a0 \u00a0 \u00a0 # \u5bb9\u5668\u8bf7\u6c42 128Mi \u5185\u5b58 <\/p>\n

          \u521b\u5efa\u5b8c\u6210\u540e，\u521b\u5efaJob\u5373\u53ef，\u53ef\u4ee5\u4f7f\u7528-w\u5b9e\u65f6\u76d1\u63a7（\u5f53\u7136\u6211\u5fd8\u4e86~），\u53ef\u4ee5\u770b\u5230\u7c7b\u4f3c\u753b\u9762：<\/p>\n

          \"\"<\/p>\n

          \u53ef\u4ee5\u770b\u5230\u662f\u4e00\u6b21\u6027\u8fd0\u884c2\u4e2aPod，\u8fd0\u884c\u5b8c\u4e4b\u540e\u8fc7\u4e00\u4f1a\u8fd9\u4e9bJob\u90fd\u4f1a\u81ea\u52a8\u6e05\u7406，\u5982\u56fe：\"\"<\/p>\n

          CronJob\u7c7b\u4f3c，\u53ea\u4e0d\u8fc7CronJob\u662f\u7ba1\u7406Job\u7684，\u8fd9\u91cc\u5c31\u4e0d\u6f14\u793a\u4e86<\/p>\n<\/p>\n

          \u7531\u4e8e\u4e0d\u77e5\u662f\u4e0d\u662f\u6211\u7684\u7f51\u7edc\u95ee\u9898，\u5bfc\u81f4\u6211\u7684\u955c\u50cf\u62c9\u53d6\u6bcf\u6b21\u90fd\u53ea\u80fd\u901a\u8fc7\u624b\u52a8\u62c9\u53d6\u7136\u540e\u5bfc\u5165\u96c6\u7fa4，\u6bd4\u8f83\u9ebb\u70e6，\u800c\u4e14\u6709\u7684\u65f6\u5019\u751a\u81f3\u5bfc\u5165\u4e86\u96c6\u7fa4\u4e5f\u65e0\u6cd5\u4f7f\u7528，\u6211\u6709\u70b9\u82e6\u607cTVT<\/span><\/span><\/p>\n

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