\n| \n \u8cc7\u6e90\u5206\u914d<\/p>\n<\/td>\n | \n \u5206\u914d\u7d66pod\u7684\u8cc7\u6e90\u4e0d\u8db3\u53ef\u80fd\u5c0e\u81f4\u6548\u80fd\u554f\u984c\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u5728\u5347\u7d1a\u904e\u7a0b\u4e2d\uff0c\u5982\u679cwebhook\u8b8a\u5f97\u7121\u56de\u61c9\uff0cKubernetes\u670d\u52d9\u4e5f\u53ef\u80fd\u5931\u6557\uff0c\u5c0e\u81f4\u9023\u63a5\u932f\u8aa4\u3002\u7576\u60a8\u770b\u5230\u9593\u6b47\u6027\u903e\u6642\u6216\u7bc0\u9ede\u672a\u5c31\u7dd2\u6642\uff0c\u8acb\u9996\u5148\u6aa2\u67e5\u9019\u4e9b\u554f\u984c\u3002\u5feb\u901f\u6545\u969c\u6392\u9664\u6709\u52a9\u65bc\u6062\u5fa9kubernetes\u670d\u52d9\u4e26\u9632\u6b62\u9023\u63a5\u554f\u984c\u64f4\u6563\u3002<\/p>\n \u95dc\u9375\u8981\u9ede<\/h2>\n\n- \n
Kubernetes\u670d\u52d9\u53ef\u80fd\u7531\u65bc\u7db2\u8def\u554f\u984c\u3001DNS\u554f\u984c\u6216\u8cc7\u6e90\u4e0d\u8db3\u800c\u903e\u6642\u3002\u8b58\u5225\u9019\u4e9b\u6839\u672c\u539f\u56e0\u5c0d\u89e3\u6c7a\u554f\u984c\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<\/li>\n - \n
\u5b9a\u671f\u6aa2\u67e5\u7bc0\u9ede\u548cpod\u7684\u5065\u5eb7\u72c0\u6cc1\u3002\u4f7f\u7528’kubectl get pods’\u7b49\u6307\u4ee4\u76e3\u63a7\u5176\u72c0\u614b\u4e26\u78ba\u4fdd\u5b83\u5011\u5df2\u6e96\u5099\u597d\u8655\u7406\u6d41\u91cf\u3002<\/p>\n<\/li>\n - \n
\u6aa2\u67e5\u7db2\u8def\u7b56\u7565\u548c\u9632\u706b\u7246\u898f\u5247\u4ee5\u78ba\u4fdd\u5141\u8a31\u5fc5\u8981\u7684\u6d41\u91cf\u3002\u914d\u7f6e\u932f\u8aa4\u53ef\u80fd\u6703\u963b\u6b62\u7bc0\u9ede\u4e4b\u9593\u7684\u901a\u8a0a\u4e26\u5c0e\u81f4\u903e\u6642\u3002<\/p>\n<\/li>\n - \n
\u8abf\u6574\u9592\u7f6e\u903e\u6642\u548c\u9023\u63a5\u57e0\u9650\u5236\u4ee5\u6709\u6548\u7ba1\u7406\u9023\u63a5\u3002\u9019\u6709\u52a9\u65bc\u9632\u6b62\u670d\u52d9\u4e2d\u65b7\u4e26\u63d0\u9ad8\u6574\u9ad4\u6548\u80fd\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528Prometheus\u548cGrafana\u7b49\u76e3\u63a7\u5de5\u5177\u4f86\u8ffd\u8e64\u7db2\u8def\u6307\u6a19\u3002\u5b9a\u671f\u5065\u5eb7\u6aa2\u67e5\u53ef\u4ee5\u5e6b\u52a9\u60a8\u5728\u554f\u984c\u5347\u7d1a\u4e4b\u524d\u767c\u73fe\u554f\u984c\u3002<\/p>\n<\/li>\n<\/ul>\n \u8b58\u5225\u9593\u6b47\u6027\u903e\u6642\u75c7\u72c0<\/h2>\nKubernetes\u670d\u52d9\u4e2d\u7684\u932f\u8aa4\u65e5\u8a8c<\/h3>\n\u60a8\u53ef\u4ee5\u901a\u904e\u6aa2\u67e5\u932f\u8aa4\u65e5\u8a8c\u548c\u76e3\u63a7\u9023\u63a5\u5617\u8a66\u4f86\u767c\u73feKubernetes\u670d\u52d9\u4e2d\u7684\u9593\u6b47\u6027\u903e\u6642\u3002\u8a31\u591a\u4f7f\u7528\u8005\u5728\u8207Kubernetes API\u4f3a\u670d\u5668\u4e92\u52d5\u6642\u6703\u770b\u5230API\u8acb\u6c42\u903e\u6642\u3002\u60a8\u53ef\u80fd\u6703\u5728\u61c9\u7528\u7a0b\u5f0f\u65e5\u8a8c\u4e2d\u6ce8\u610f\u5230\u932f\u8aa4\u6216\u6307\u4ee4\u5931\u6557\u3002\u6709\u6642\uff0c\u5728\u5b58\u53d6\u61c9\u7528\u7a0b\u5f0f\u6642\u6703\u9047\u5230\u903e\u6642\uff0c\u9019\u53ef\u80fd\u8868\u660e\u53e2\u96c6\u5143\u4ef6\u5b58\u5728\u6548\u80fd\u554f\u984c\u3002<\/p>\n \u5c0b\u627e\u9019\u4e9b\u5e38\u898b\u8de1\u8c61\uff1a<\/p>\n \n- \n
API\u8acb\u6c42\u903e\u6642<\/p>\n<\/li>\n - \n
\u5b58\u53d6\u670d\u52d9\u6642\u51fa\u73fe\u9593\u6b47\u6027\u903e\u6642<\/p>\n<\/li>\n - \n
\u53e2\u96c6\u5143\u4ef6\u7684\u6548\u80fd\u554f\u984c<\/p>\n<\/li>\n<\/ul>\n \u7576\u60a8\u5206\u6790\u932f\u8aa4\u65e5\u8a8c\u6642\uff0c\u7d93\u5e38\u6703\u767c\u73feKubelet\u548cpod\u4e4b\u9593\u7684TCP\u9023\u63a5\u7121\u6cd5\u5efa\u7acb\u3002\u60a8\u53ef\u80fd\u6703\u770b\u5230TCP SYN\u5f9eKubelet\u767c\u9001\uff0c\u4f46\u9810\u671f\u7684TCP ACK\u5f9e\u672a\u5230\u9054\u3002\u9019\u901a\u5e38\u610f\u5473\u8457\u5b58\u5728\u7db2\u8def\u554f\u984c\u3002\u6709\u6642\uff0c\u9023\u63a5\u6703\u5361\u5728SYN-SENT\u72c0\u614b\uff0c\u9019\u8868\u660eKubelet\u7121\u6cd5\u6b63\u78ba\u8655\u7406TCP\u6703\u8a71\u3002\u5982\u679c\u60a8\u767c\u73fe\u4f86\u6e90\u9023\u63a5\u57e0\u88abKubernetes nodeports\u4fdd\u7559\uff0c\u9019\u7a2e\u914d\u7f6e\u932f\u8aa4\u53ef\u80fd\u6703\u5c0e\u81f4\u5065\u5eb7\u6aa2\u67e5\u5931\u6557\u3002<\/p>\n \u4ee5\u4e0b\u662f\u8868\u660e\u8de8\u7bc0\u9ede\u9023\u63a5\u554f\u984c\u7684\u65e5\u8a8c\u6a21\u5f0f\u548c\u932f\u8aa4\u4ee3\u78bc\u8868\uff1a<\/p>\n \n \n\n\n<\/colgroup>\n\n\n| \n \u6307\u6a19\u985e\u578b<\/p>\n<\/th>\n | \n \u63cf\u8ff0<\/p>\n<\/th>\n<\/tr>\n | \n| \n \u9023\u63a5\u5931\u6557<\/p>\n<\/td>\n | \n \u9023\u63a5\u5617\u8a66\u672a\u6210\u529f<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u903e\u6642<\/p>\n<\/td>\n | \n \u9023\u63a5\u5617\u8a66\u7528\u6642\u904e\u9577<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u7570\u5e38\u7cfb\u7d71\u547c\u53eb\u5e8f\u5217<\/p>\n<\/td>\n | \n \u8207\u7db2\u8def\u76f8\u95dc\u7684\u7cfb\u7d71\u547c\u53eb\u4e2d\u7684\u7570\u5e38\u884c\u70ba<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u7bc0\u9ede\u672a\u5c31\u7dd2\u548cPod\u9023\u63a5\u6027<\/h3>\n\u60a8\u9700\u8981\u7279\u5225\u6ce8\u610f\u7bc0\u9ede\u72c0\u614b\u3002\u5982\u679c\u60a8\u770b\u5230\u7bc0\u9ede\u672a\u5c31\u7dd2\uff0c\u5247\u7121\u6cd5\u5728\u8a72\u7bc0\u9ede\u4e0a\u6392\u7a0bpod\u3002\u9019\u76f4\u63a5\u5f71\u97ff\u670d\u52d9\u53ef\u7528\u6027\u3002\u7bc0\u9ede\u672a\u5c31\u7dd2\u72c0\u614b\u610f\u5473\u8457pod\u7121\u6cd5\u63a5\u53d7\u6d41\u91cf\u6216\u57f7\u884c\u5176\u9810\u671f\u529f\u80fd\u3002\u7576\u7bc0\u9ede\u6a19\u8a18\u70ba\u672a\u5c31\u7dd2\u6642\uff0c\u5b83\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u4e14\u7121\u6cd5\u6392\u7a0b\u65b0\u7684pod\u3002\u9019\u6703\u5f71\u97ffpod\u9023\u63a5\u6027\u548c\u670d\u52d9\u53ef\u7528\u6027\u3002\u7121\u6cd5\u5728\u672a\u8655\u65bc\u5c31\u7dd2\u72c0\u614b\u7684\u7bc0\u9ede\u4e0a\u6392\u7a0bpod\u3002\u5982\u679c\u7bc0\u9ede\u672a\u5c31\u7dd2\uff0c\u5b83\u5c31\u7121\u6cd5\u8a17\u7ba1\u65b0\u7684pod\uff0c\u9019\u6703\u5f71\u97ff\u6574\u9ad4\u670d\u52d9\u53ef\u7528\u6027\u3002<\/p>\n \u547d\u540d\u7a7a\u9593\u548c\u670d\u52d9\u63a2\u7d22\u554f\u984c<\/h3>\n\u547d\u540d\u7a7a\u9593\u548c\u670d\u52d9\u63a2\u7d22\u554f\u984c\u7d93\u5e38\u5c0e\u81f4\u670d\u52d9\u903e\u6642\u3002\u60a8\u61c9\u8a72\u6aa2\u67e5\u670d\u52d9\u540d\u7a31\u662f\u5426\u6709\u62fc\u5beb\u932f\u8aa4\u6216\u547d\u540d\u7a7a\u9593\u662f\u5426\u932f\u8aa4\u3002DNS\u554f\u984c\u4e5f\u53ef\u80fd\u9020\u6210\u9ebb\u7169\u3002\u6709\u6642\u53ef\u80fd\u6c92\u6709\u5f8c\u7aefpod\uff0c\u6216targetPort\u4e0d\u6b63\u78ba\u3002\u7db2\u8def\u9650\u5236\u53ef\u80fd\u6703\u963b\u6b62\u6d41\u91cf\u3002\u74b0\u5883\u8b8a\u6578\u53ef\u80fd\u672a\u88ab\u586b\u5145\uff0c\u6216\u8ca0\u8f09\u5e73\u8861\u53ef\u80fd\u914d\u7f6e\u932f\u8aa4\u3002<\/p>\n \u5e38\u898b\u7684\u547d\u540d\u7a7a\u9593\u548c\u670d\u52d9\u63a2\u7d22\u554f\u984c\u5305\u62ec\uff1a<\/p>\n \n- \n
\u670d\u52d9\u540d\u7a31\u62fc\u5beb\u932f\u8aa4<\/p>\n<\/li>\n - \n
\u547d\u540d\u7a7a\u9593\u932f\u8aa4<\/p>\n<\/li>\n - \n
DNS\u554f\u984c<\/p>\n<\/li>\n - \n
\u6c92\u6709\u5f8c\u7aefpod<\/p>\n<\/li>\n - \n
targetPort\u932f\u8aa4<\/p>\n<\/li>\n - \n
\u7db2\u8def\u9650\u5236<\/p>\n<\/li>\n - \n
\u74b0\u5883\u8b8a\u6578\u672a\u586b\u5145<\/p>\n<\/li>\n - \n
\u8ca0\u8f09\u5e73\u8861\u914d\u7f6e\u932f\u8aa4<\/p>\n<\/li>\n<\/ul>\n \u5982\u679c\u60a8\u8b58\u5225\u51fa\u9019\u4e9b\u75c7\u72c0\uff0c\u5c31\u53ef\u4ee5\u5feb\u901f\u7e2e\u5c0f\u6839\u672c\u539f\u56e0\u7684\u7bc4\u570d\u4e26\u6062\u5fa9\u670d\u52d9\u53ef\u7528\u6027\u3002<\/p>\n \u8de8\u7bc0\u9ede\u6545\u969c\u6392\u9664Kubernetes\u670d\u52d9<\/h2>\n\u7576\u60a8\u5728kubernetes\u53e2\u96c6\u4e2d\u9047\u5230\u670d\u52d9\u903e\u6642\u6642\uff0c\u60a8\u9700\u8981\u4e00\u500b\u6e05\u6670\u7684\u6545\u969c\u6392\u9664\u6d41\u7a0b\u3002\u6309\u7167\u9019\u4e9b\u6b65\u9a5f\u53ef\u4ee5\u89e3\u6c7a\u5927\u591a\u6578\u9023\u63a5\u554f\u984c\u3002\u6bcf\u500b\u6b65\u9a5f\u90fd\u6709\u52a9\u65bc\u60a8\u8b58\u5225\u6839\u672c\u539f\u56e0\u4e26\u6062\u5fa9\u8de8kubernetes\u7bc0\u9ede\u7684\u670d\u52d9\u53ef\u7528\u6027\u3002<\/p>\n Pod\u548c\u7bc0\u9ede\u5065\u5eb7\u6aa2\u67e5<\/h3>\n\u9996\u5148\u901a\u904e\u6aa2\u67e5pod\u548c\u7bc0\u9ede\u7684\u5065\u5eb7\u72c0\u6cc1\u958b\u59cb\u6545\u969c\u6392\u9664\u3002\u60a8\u8981\u78ba\u4fddkubelet\u548ckube-proxy\u5728\u6bcf\u500bkubernetes\u7bc0\u9ede\u4e0a\u904b\u884c\u3002\u5982\u679c\u7bc0\u9ede\u672a\u5c31\u7dd2\uff0ckubelet\u5c31\u7121\u6cd5\u6392\u7a0bpod\uff0c\u800ckube-proxy\u5c31\u7121\u6cd5\u8def\u7531\u6d41\u91cf\u3002\u60a8\u61c9\u8a72\u76e3\u63a7\u61c9\u7528\u7a0b\u5f0f\u4e26\u4f7f\u7528\u63a2\u91dd\u4f86\u78ba\u8a8d\u61c9\u7528\u7a0b\u5f0f\u6b63\u5728\u904b\u884c\u4e26\u63a5\u53d7\u6d41\u91cf\u3002<\/p>\n \n- \n
\u7bc0\u9ede\u72c0\u614b\u6aa2\u67e5\uff1a\u95dc\u6ce8OutOfDisk\u3001Ready\u3001MemoryPressure\u3001PIDPressure\u3001DiskPressure\u548cNetworkUnavailable\u7b49\u72c0\u6cc1\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528kube_deployment_spec_replicas\u548ckube_deployment_status_replicas\u6bd4\u8f03\u671f\u671b\u7684\u548c\u7576\u524d\u7684pod\u6578\u91cf\u3002<\/p>\n<\/li>\n - \n
\u8ffd\u8e64\u53ef\u7528\u548c\u4e0d\u53ef\u7528\u7684pod\u4ee5\u767c\u73fe\u5c31\u7dd2\u63a2\u91dd\u5931\u6557\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528\u5b58\u6d3b\u63a2\u91dd\u6aa2\u67e5\u61c9\u7528\u7a0b\u5f0f\u662f\u5426\u5728\u904b\u884c\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528\u5c31\u7dd2\u63a2\u91dd\u9a57\u8b49\u61c9\u7528\u7a0b\u5f0f\u662f\u5426\u53ef\u4ee5\u63a5\u53d7\u6d41\u91cf\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528\u555f\u52d5\u63a2\u91dd\u78ba\u8a8d\u5bb9\u5668\u662f\u5426\u5df2\u521d\u59cb\u5316\u3002<\/p>\n<\/li>\n<\/ul>\n \u60a8\u53ef\u4ee5\u4f7f\u7528\u9019\u4e9bkubernetes\u6307\u4ee4\u4f86\u6392\u67e5\u7bc0\u9ede\u548cpod\u7684\u5065\u5eb7\u72c0\u6cc1\uff1a<\/p>\n \n \n\n\n<\/colgroup>\n\n\n| \n \u6307\u4ee4<\/p>\n<\/th>\n | \n \u7528\u9014<\/p>\n<\/th>\n<\/tr>\n | \n| \n kubectl get pods<\/p>\n<\/td>\n | \n \u986f\u793apod\u7684STATUS\u548cRESTARTS\uff0c\u8868\u660e\u91cd\u8907\u6027\u6545\u969c\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n kubectl describe pod<\/p>\n<\/td>\n | \n \u63d0\u4f9b\u8a73\u7d30\u8cc7\u8a0a\u5982LAST STATE\u3001REASON\u548cMESSAGE(\u4f8b\u5982OOMKilled)\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n kubectl get events –sort-by=.metadata.creationTimestamp<\/p>\n<\/td>\n | \n \u5217\u51fa\u4e8b\u4ef6\u4ee5\u6aa2\u67e5\u6392\u7a0b\u5931\u6557\u3001\u6620\u50cf\u6a94\u62c9\u53d6\u932f\u8aa4\u6216\u9a45\u9010\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n kubectl logs<\/p>\n<\/td>\n | \n \u7372\u53d6\u6700\u8fd1\u7684\u65e5\u8a8c\u4ee5\u8b58\u5225\u61c9\u7528\u7a0b\u5f0f\u5c64\u7d1a\u7684\u932f\u8aa4\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n kubectl top pod<\/p>\n<\/td>\n | \n \u986f\u793a\u5373\u6642CPU\u548c\u8a18\u61b6\u9ad4\u4f7f\u7528\u60c5\u6cc1\uff0c\u6709\u52a9\u65bc\u89e3\u91cbOOMKills\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n kubectl debug pod\/ -it –image=busybox<\/p>\n<\/td>\n | \n \u555f\u52d5\u81e8\u6642\u9664\u932f\u5bb9\u5668\u4ee5\u5728\u547d\u540d\u7a7a\u9593\u5167\u9032\u884c\u6aa2\u67e5\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u5728\u9032\u5165\u4e0b\u4e00\u6b65\u6545\u969c\u6392\u9664\u6b65\u9a5f\u4e4b\u524d\uff0c\u60a8\u61c9\u8a72\u6aa2\u67e5pod\u7684\u5065\u5eb7\u72c0\u6cc1\u4e26\u6aa2\u67e5pod\u7684\u72c0\u614b\u3002<\/p>\n \u7db2\u8def\u7b56\u7565\u548c\u9632\u706b\u7246\u5be9\u67e5<\/h3>\n\u7db2\u8def\u7b56\u7565\u548c\u9632\u706b\u7246\u898f\u5247\u7d93\u5e38\u5c0e\u81f4kubernetes\u7bc0\u9ede\u4e4b\u9593\u7684\u670d\u52d9\u903e\u6642\u3002\u60a8\u9700\u8981\u6aa2\u67e5\u7db2\u8def\u914d\u7f6e\u548c\u5b89\u5168\u8a2d\u5b9a\u3002\u914d\u7f6e\u932f\u8aa4\u7684\u8def\u7531\u8868\u3001\u5b89\u5168\u6e05\u55ae\u6216\u9598\u9053\u53ef\u80fd\u6703\u963b\u6b62kubelet\u548ckube-proxy\u4e4b\u9593\u7684\u6d41\u91cf\u3002\u5982\u679c\u60a8\u5c0d\u540c\u4e00\u500b\u76ee\u6a19\u540c\u6642\u4f7f\u7528\u7db2\u969b\u7db2\u8def\u9598\u9053\u548c\u670d\u52d9\u9598\u9053\uff0c\u6d41\u91cf\u53ef\u80fd\u6703\u88ab\u932f\u8aa4\u8def\u7531\u3002<\/p>\n \n- \n
\u914d\u7f6e\u932f\u8aa4\u7684\u8def\u7531\u8868\u3001\u5b89\u5168\u6e05\u55ae\u6216\u9598\u9053\u53ef\u80fd\u6703\u963b\u6b62kubernetes\u670d\u52d9\u5230\u9054\u5fc5\u8981\u7684\u7aef\u9ede\u3002<\/p>\n<\/li>\n - \n
\u5c0d\u540c\u4e00\u76ee\u6a19\u540c\u6642\u4f7f\u7528\u7db2\u969b\u7db2\u8def\u9598\u9053\u548c\u670d\u52d9\u9598\u9053\u53ef\u80fd\u5c0e\u81f4\u6d41\u91cf\u88ab\u932f\u8aa4\u8def\u7531\u3002<\/p>\n<\/li>\n<\/ul>\n \u6309\u7167\u4ee5\u4e0b\u6545\u969c\u6392\u9664\u6b65\u9a5f\u6aa2\u67e5\u9632\u706b\u7246\u898f\u5247\uff1a<\/p>\n \n- \n
\u6aa2\u67e5\u7bc0\u9ede\u9632\u706b\u7246\u898f\u5247\uff1a\u78ba\u4fdd\u5de5\u4f5c\u7bc0\u9ede\u4e0a\u7684\u9632\u706b\u7246\u898f\u5247\u5141\u8a31\u5fc5\u8981\u9023\u63a5\u57e0\u7684\u6d41\u91cf\uff0c\u7279\u5225\u662fNodePort\u670d\u52d9\u4f7f\u7528\u768430000-32767\u9023\u63a5\u57e0\u7bc4\u570d\u3002<\/p>\n<\/li>\n - \n
\u5b89\u5168\u7fa4\u7d44\u548c\u96f2\u7aef\u9632\u706b\u7246\uff1a\u5982\u679c\u60a8\u5728\u96f2\u7aef\u4e2d\u904b\u884ckubernetes\uff0c\u9a57\u8b49\u60a8\u7684\u5b89\u5168\u7fa4\u7d44\u6216\u96f2\u7aef\u9632\u706b\u7246\u8a2d\u5b9a\u5141\u8a31\u6240\u9700\u7684\u6d41\u91cf\u3002<\/p>\n<\/li>\n<\/ol>\n \u60a8\u9084\u61c9\u8a72\u78ba\u8a8dkubelet\u548ckube-proxy\u53ef\u4ee5\u5728\u6240\u6709kubernetes\u7bc0\u9ede\u4e4b\u9593\u901a\u8a0a\u3002\u9019\u6709\u52a9\u65bc\u7dad\u8b77\u7db2\u8def\u9023\u63a5\u4e26\u907f\u514d\u7db2\u8def\u554f\u984c\u3002<\/p>\n \u670d\u52d9\u548c\u7aef\u9ede\u914d\u7f6e<\/h3>\n\u670d\u52d9\u548c\u7aef\u9ede\u914d\u7f6e\u932f\u8aa4\u53ef\u80fd\u5c0e\u81f4\u903e\u6642\u548c\u9023\u63a5\u554f\u984c\u3002\u60a8\u9700\u8981\u6aa2\u67e5\u8207\u90e8\u7f72\u76f8\u95dc\u7684\u670d\u52d9\u4e26\u78ba\u4fdd\u7aef\u9ede\u6b63\u78ba\u3002\u5982\u679ckubelet\u6216kube-proxy\u627e\u4e0d\u5230\u6b63\u78ba\u7684\u7aef\u9ede\uff0c\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\u5c07\u7121\u6cd5\u6309\u9810\u671f\u5de5\u4f5c\u3002<\/p>\n \n- \n
\u6aa2\u67e5\u670d\u52d9\u540d\u7a31\u548c\u547d\u540d\u7a7a\u9593\u662f\u5426\u6709\u62fc\u5beb\u932f\u8aa4\u3002<\/p>\n<\/li>\n - \n
\u78ba\u4fddtargetPort\u8207\u61c9\u7528\u7a0b\u5f0f\u9023\u63a5\u57e0\u5339\u914d\u3002<\/p>\n<\/li>\n - \n
\u78ba\u8a8d\u5f8c\u7aefpod\u5b58\u5728\u4e26\u6b63\u5728\u904b\u884c\u3002<\/p>\n<\/li>\n - \n
\u6aa2\u67e5\u74b0\u5883\u8b8a\u6578\u548c\u8ca0\u8f09\u5e73\u8861\u8a2d\u5b9a\u3002<\/p>\n<\/li>\n<\/ul>\n \u4f7f\u7528\u9019\u4e9bkubernetes\u6307\u4ee4\u6392\u67e5\u670d\u52d9\u548c\u7aef\u9ede\u914d\u7f6e\uff1a<\/p>\n \n- \n
kubectl get svc: \u5217\u51fa\u6240\u6709\u670d\u52d9\u53ca\u5176\u7aef\u9ede\u3002<\/p>\n<\/li>\n - \n
kubectl describe pod : \u986f\u793a\u4e8b\u4ef6\u548c\u7aef\u9ede\u8a73\u7d30\u8cc7\u8a0a\u3002<\/p>\n \n- \n
kubectl get endpoints: \u986f\u793a\u6bcf\u500b\u670d\u52d9\u7684\u7aef\u9ede\u6620\u5c04\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n - \n
\u60a8\u61c9\u8a72\u59cb\u7d42\u6aa2\u67e5\u8207\u90e8\u7f72\u76f8\u95dc\u7684\u670d\u52d9\uff0c\u4e26\u78ba\u8a8dkubelet\u548ckube-proxy\u5728\u6bcf\u500bkubernetes\u7bc0\u9ede\u4e0a\u90fd\u6709\u6b63\u78ba\u7684\u914d\u7f6e\u3002<\/p>\n SNAT\u548c\u6838\u5fc3\u554f\u984c<\/h3>\nSNAT\u548c\u6838\u5fc3\u554f\u984c\u53ef\u80fd\u6703\u7834\u58dekubernetes\u7bc0\u9ede\u4e4b\u9593\u7684\u7db2\u8def\u9023\u63a5\u3002\u60a8\u9700\u8981\u6aa2\u67e5\u6bcf\u500b\u7bc0\u9ede\u4e0a\u662f\u5426\u8f09\u5165\u4e86br_netfilter\u6838\u5fc3\u6a21\u7d44\u3002\u5982\u679ckubelet\u6216kube-proxy\u7121\u6cd5\u4f7f\u7528\u7db2\u6a4b\u6a21\u7d44\uff0c\u7db2\u8def\u6d41\u91cf\u5c07\u6703\u5931\u6557\u3002<\/p>\n \n\u4e00\u4f4d\u4f7f\u7528\u8005\u5831\u544a\u8aaa\uff0c\u4ed6\u5011\u7684\u5de5\u4f5c\u7bc0\u9ede\u5728\u91cd\u65b0\u555f\u52d5\u5f8c\u6c92\u6709\u81ea\u52d5\u8f09\u5165br_netfilter\u6838\u5fc3\u6a21\u7d44\uff0c\u9019\u5c0e\u81f4\u7db2\u6a4b\u6a21\u7d44\u51fa\u73fe\u6545\u969c\u3002\u624b\u52d5\u8f09\u5165\u6a21\u7d44\u5f8c\uff0c\u9023\u63a5\u554f\u984c\u5f97\u5230\u89e3\u6c7a\u3002<\/p>\n<\/blockquote>\n \u60a8\u9084\u61c9\u8a72\u6ce8\u610fiptables\u548c\u7db2\u8def\u7b56\u7565\u7684\u554f\u984c\u3002\u9019\u4e9b\u53ef\u80fd\u6703\u963b\u6b62kubelet\u548ckube-proxy\u4e4b\u9593\u7684\u6d41\u91cf\u3002SNAT\u7af6\u722d\u689d\u4ef6\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6599\u5305\u4e1f\u5931\u6216\u9023\u63a5\u91cd\u7f6e\uff0c\u4f7f\u5f97\u96e3\u4ee5\u8ffd\u8e64\u8acb\u6c42\u548c\u57f7\u884c\u7b56\u7565\u3002<\/p>\n \n \n\n\n<\/colgroup>\n\n\n| \n \u554f\u984c<\/p>\n<\/th>\n | \n \u5f71\u97ff<\/p>\n<\/th>\n<\/tr>\n | \n| \n Pod\u8eab\u5206\u907a\u5931<\/p>\n<\/td>\n | \n \u4f7f\u5b89\u5168\u548c\u7a3d\u6838\u8b8a\u5f97\u8907\u96dc<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u7121\u6cd5\u8ffd\u8e64\u8acb\u6c42<\/p>\n<\/td>\n | \n \u96e3\u4ee5\u57fa\u65bcpod\u8eab\u5206\u57f7\u884c\u7b56\u7565<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u8cc7\u6599\u5305\u4e1f\u5931\u6216\u9023\u63a5\u91cd\u7f6e<\/p>\n<\/td>\n | \n \u8868\u660e\u53ef\u80fd\u5b58\u5728SNAT\u76f8\u95dc\u554f\u984c<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u60a8\u9700\u8981\u6392\u67e5\u7bc0\u9ede\u6838\u5fc3\u6a21\u7d44\u548c\u7db2\u8def\u7b56\u7565\u554f\u984c\uff0c\u4ee5\u4fdd\u6301kubelet\u548ckube-proxy\u5728\u6bcf\u500bkubernetes\u7bc0\u9ede\u4e0a\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n AKS\u548c\u96f2\u7aef\u7279\u5b9a\u9023\u63a5\u6027<\/h3>\nAzure Kubernetes Service(AKS)\u548c\u5176\u4ed6\u96f2\u7aef\u5e73\u53f0\u6709\u5176\u7368\u7279\u7684\u9023\u63a5\u554f\u984c\u3002\u5728\u5b58\u53d6AKS\u4e0a\u7684\u61c9\u7528\u7a0b\u5f0f\u6642\uff0c\u60a8\u53ef\u80fd\u6703\u770b\u5230\u9593\u6b47\u6027\u903e\u6642\u3002\u9019\u4e9b\u554f\u984c\u901a\u5e38\u4f86\u81ea\u6548\u80fd\u554f\u984c\u3001\u8a18\u61b6\u9ad4\u9650\u5236\u6216\u7db2\u8def\u914d\u7f6e\u932f\u8aa4\u3002<\/p>\n \n- \n
\u53e2\u96c6\u5143\u4ef6\u7684\u6548\u80fd\u554f\u984c\u53ef\u80fd\u5c0e\u81f4\u903e\u6642\u3002<\/p>\n<\/li>\n - \n
\u8d85\u51fa\u8a18\u61b6\u9ad4\u9650\u5236\u53ef\u80fd\u6703\u4e2d\u65b7\u61c9\u7528\u7a0b\u5f0f\u53ef\u7528\u6027\u3002<\/p>\n<\/li>\n - \n
\u7db2\u8def\u914d\u7f6e\u554f\u984c\u53ef\u80fd\u6703\u963b\u6b62kubelet\u548ckube-proxy\u4e4b\u9593\u7684\u6d41\u91cf\u3002<\/p>\n<\/li>\n<\/ul>\n \u60a8\u53ef\u4ee5\u4f7f\u7528\u9019\u4e9b\u6545\u969c\u6392\u9664\u6b65\u9a5f\u7528\u65bcAKS\uff1a<\/p>\n \n- \n
\u4f7f\u7528kubectl top pods\u6aa2\u67e5pod\u7684\u5065\u5eb7\u72c0\u6cc1\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528kubectl get pods\u6aa2\u67e5pod\u7684\u72c0\u614b\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528kubectl get svc\u6aa2\u67e5\u8207\u90e8\u7f72\u76f8\u95dc\u7684\u670d\u52d9\u3002<\/p>\n<\/li>\n - \n
\u4f7f\u7528kubectl describe pod my-deployment-fc94b7f98-m9z2l\u63cf\u8ff0pod\u4ee5\u6aa2\u67e5\u4e8b\u4ef6\u3002<\/p>\n<\/li>\n<\/ol>\n \ncURL\u6307\u4ee4\u7d50\u679c\u793a\u4f8b\uff1a<\/p>\n \n- \n
\u6210\u529f\u9023\u63a5\uff1aHTTP\/1.1 200 OK<\/p>\n<\/li>\n - \n
\u9023\u63a5\u903e\u6642\uff1aFailed to connect to 20.62.x.x port 80 after 21050 ms: Timed out<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n \u60a8\u61c9\u8a72\u76e3\u63a7\u61c9\u7528\u7a0b\u5f0f\u4e26\u6aa2\u67e5\u6bcf\u500bkubernetes\u7bc0\u9ede\u4e0a\u7684kubelet\u548ckube-proxy\u65e5\u8a8c\u3002\u9019\u6709\u52a9\u65bc\u60a8\u767c\u73fe\u7db2\u8def\u554f\u984c\u4e26\u6062\u5fa9\u7db2\u8def\u9023\u63a5\u3002<\/p>\n \u901a\u904e\u9075\u5faa\u9019\u4e9b\u6545\u969c\u6392\u9664\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u89e3\u6c7a\u8de8kubernetes\u7bc0\u9ede\u7684\u670d\u52d9\u903e\u6642\u548c\u9023\u63a5\u554f\u984c\u3002\u60a8\u9700\u8981\u6aa2\u67e5kubelet\u3001kube-proxy\u3001\u7bc0\u9ede\u5065\u5eb7\u72c0\u6cc1\u3001\u7db2\u8def\u7b56\u7565\u3001\u670d\u52d9\u914d\u7f6e\u548c\u96f2\u7aef\u7279\u5b9a\u8a2d\u5b9a\u3002\u9019\u500b\u904e\u7a0b\u6709\u52a9\u65bc\u60a8\u7dad\u8b77\u53ef\u9760\u7684kubernetes\u7db2\u8def\u4e26\u4fdd\u6301\u61c9\u7528\u7a0b\u5f0f\u5e73\u7a69\u904b\u884c\u3002<\/p>\n \u5e38\u898bKubernetes\u670d\u52d9\u903e\u6642\u7684\u89e3\u6c7a\u65b9\u6848<\/h2>\n\u4fee\u5fa9\u7db2\u8def\u7b56\u7565\u548c\u9632\u706b\u7246\u898f\u5247<\/h3>\n\u60a8\u53ef\u4ee5\u901a\u904e\u7ba1\u7406\u6bcf\u500b\u7bc0\u9ede\u7684\u7db2\u8def\u7b56\u7565\u548c\u9632\u706b\u7246\u898f\u5247\u4f86\u9632\u6b62kubernetes\u4e2d\u7684\u670d\u52d9\u903e\u6642\u3002\u7576\u60a8\u8a2d\u7f6ePrometheus\u548cGrafana\u7b49\u76e3\u63a7\u5de5\u5177\u6642\uff0c\u60a8\u53ef\u4ee5\u8ffd\u8e64\u7db2\u8def\u6307\u6a19\u4e26\u63a5\u6536\u7570\u5e38\u8b66\u5831\u3002\u60a8\u61c9\u8a72\u5b9a\u671f\u9032\u884c\u7db2\u8def\u5065\u5eb7\u6aa2\u67e5\u4ee5\u5728\u554f\u984c\u5f71\u97ff\u53e2\u96c6\u4e4b\u524d\u767c\u73fe\u4e26\u4fee\u5fa9\u554f\u984c\u3002\u6e05\u6670\u8a18\u9304\u7db2\u8def\u914d\u7f6e\u3001\u7b56\u7565\u548c\u6545\u969c\u6392\u9664\u6b65\u9a5f\u6709\u52a9\u65bc\u60a8\u5728\u554f\u984c\u51fa\u73fe\u6642\u5feb\u901f\u56de\u61c9\u3002\u901a\u904e\u9075\u5faa\u7db2\u8def\u7b56\u7565\u7ba1\u7406\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u60a8\u53ef\u4ee5\u7dad\u8b77\u5065\u5eb7\u548c\u5b89\u5168\u7684\u7db2\u8def\u74b0\u5883\u3002<\/p>\n \n- \n
\u8a2d\u7f6e\u76e3\u63a7\u5de5\u5177\u4ee5\u8ffd\u8e64\u7db2\u8def\u6307\u6a19\u4e26\u914d\u7f6e\u8b66\u5831\u3002<\/p>\n<\/li>\n - \n
\u5c0d\u6bcf\u500b\u7bc0\u9ede\u9032\u884c\u5b9a\u671f\u7db2\u8def\u5065\u5eb7\u6aa2\u67e5\u3002<\/p>\n<\/li>\n - \n
\u8a18\u9304\u7db2\u8def\u914d\u7f6e\u548c\u6545\u969c\u6392\u9664\u7a0b\u5e8f\u3002<\/p>\n<\/li>\n - \n
\u61c9\u7528\u7db2\u8def\u7b56\u7565\u7ba1\u7406\u7684\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<\/li>\n<\/ul>\n \u7576\u60a8\u6aa2\u67e5\u9632\u706b\u7246\u898f\u5247\u6642\uff0c\u6aa2\u67e5\u6bcf\u500b\u7bc0\u9ede\u662f\u5426\u5141\u8a31\u6240\u9700\u9023\u63a5\u57e0\u7684\u6d41\u91cf\u3002\u60a8\u61c9\u8a72\u9a57\u8b49\u5b89\u5168\u7fa4\u7d44\u548c\u96f2\u7aef\u9632\u706b\u7246\u662f\u5426\u5141\u8a31\u7bc0\u9ede\u4e4b\u9593\u7684\u6d41\u91cf\u3002\u9019\u4e9b\u6b65\u9a5f\u6709\u52a9\u65bc\u60a8\u7dad\u8b77\u53ef\u9760\u7684\u7db2\u8def\u4e26\u9632\u6b62\u670d\u52d9\u903e\u6642\u3002<\/p>\n \u89e3\u6c7aSNAT\u548c\u6838\u5fc3\u7af6\u722d\u689d\u4ef6<\/h3>\n\u60a8\u53ef\u4ee5\u901a\u904e\u8abf\u6574\u7bc0\u9ede\u914d\u7f6e\u4f86\u89e3\u6c7akubernetes\u4e2d\u7684SNAT\u548c\u6838\u5fc3\u7af6\u722d\u689d\u4ef6\u3002\u70ba\u90e8\u7f72\u5206\u914d\u66f4\u591aCPU\u4ee5\u52a0\u5feb\u555f\u52d5\u904e\u7a0b\u3002\u9019\u78ba\u4fdd\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684pod\u90fd\u6e96\u5099\u597d\u9032\u884c\u5065\u5eb7\u6aa2\u67e5\u3002\u70ba\u5b58\u6d3b\u63a2\u91dd\u548c\u5c31\u7dd2\u63a2\u91dd\u8a2d\u7f6e\u66f4\u9577\u7684\u521d\u59cb\u7b49\u5f85\u6642\u9593\uff0c\u4e26\u5ef6\u9577\u5931\u6557\u671f\u9650\u548c\u6e2c\u8a66\u9593\u9694\u3002\u9019\u4e9b\u66f4\u6539\u6709\u52a9\u65bc\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684pod\u901a\u904e\u5065\u5eb7\u6aa2\u67e5\u4e26\u907f\u514d\u904e\u65e9\u9a45\u9010\u3002<\/p>\n \u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u63d0\u9ad8\u6838\u5fc3\u548cSNAT\u7a69\u5b9a\u6027\uff1a<\/p>\n \n- \n
\u78ba\u4fdd\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684Linux\u6838\u5fc3\u7248\u672c\u70ba4.4\u6216\u66f4\u65b0\u7248\u672c\u3002<\/p>\n<\/li>\n - \n
\u914d\u7f6e\u7db2\u8def\u5806\u758a\u8a2d\u5b9a\uff0c\u5305\u62ec\u9023\u63a5\u8ffd\u8e64\u8868\u548c\u901a\u8a0a\u7aef\u7de9\u885d\u5340\uff0c\u4ee5\u6eff\u8db3kubernetes\u8981\u6c42\u3002<\/p>\n<\/li>\n - \n
\u8abf\u6574TCP\u903e\u6642\u503c\u548c\u7a4d\u58d3\u4f47\u5217\uff0c\u4ee5\u9632\u6b62\u7bc0\u9ede\u4e4b\u9593\u7684\u9023\u63a5\u5931\u6557\u3002<\/p>\n<\/li>\n<\/ol>\n \u9810\u8a2d\u6838\u5fc3\u914d\u7f6e\u53ef\u80fd\u6703\u5728kubernetes\u53e2\u96c6\u4e2d\u9020\u6210\u6548\u80fd\u74f6\u9838\uff0c\u7279\u5225\u662f\u7576\u7bc0\u9ede\u627f\u53d7\u91cd\u8ca0\u8f09\u6642\u3002\u914d\u7f6e\u932f\u8aa4\u7684\u7db2\u8def\u53c3\u6578\u53ef\u80fd\u5c0e\u81f4\u7d1a\u806f\u6545\u969c\uff0c\u5f71\u97ffpod\u9a45\u9010\u548c\u61c9\u7528\u7a0b\u5f0f\u6548\u80fd\u3002\u9069\u7576\u7684\u6838\u5fc3\u8abf\u6821\u6709\u52a9\u65bckubernetes\u7ba1\u7406\u8cc7\u6e90\u4e26\u5728\u6240\u6709\u7bc0\u9ede\u4e0a\u4fdd\u6301\u7a69\u5b9a\u3002<\/p>\n \u8abf\u6574\u7a7a\u9592\u903e\u6642\u548c\u9023\u63a5\u57e0\u9650\u5236<\/h3>\n\u60a8\u9700\u8981\u8abf\u6574\u7a7a\u9592\u903e\u6642\u548c\u9023\u63a5\u57e0\u9650\u5236\u4ee5\u9632\u6b62kubernetes\u670d\u52d9\u903e\u6642\u3002\u7a7a\u9592\u903e\u6642\u8a2d\u5b9a\u63a7\u5236\u9023\u63a5\u5728\u6c92\u6709\u6d3b\u52d5\u7684\u60c5\u6cc1\u4e0b\u53ef\u4ee5\u4fdd\u6301\u958b\u555f\u7684\u6642\u9593\u3002\u5982\u679c\u5c07--streaming-connection-idle-timeout<\/code>\u53c3\u6578\u8a2d\u5b9a\u70ba0\uff0c\u60a8\u5c31\u6703\u9762\u81e8\u62d2\u7d55\u670d\u52d9\u653b\u64ca\u548c\u8cc7\u6e90\u8017\u76e1\u7684\u98a8\u96aa\u3002\u9810\u8a2d\u8a2d\u5b9a4\u5c0f\u6642\u5c0d\u67d0\u4e9b\u74b0\u5883\u4f86\u8aaa\u53ef\u80fd\u592a\u9577\u3002\u60a8\u61c9\u8a72\u8abf\u6574\u9019\u500b\u503c\u4ee5\u6709\u6548\u7ba1\u7406\u7a7a\u9592\u9023\u63a5\u3002<\/p>\n\n\u78ba\u4fdd--streaming-connection-idle-timeout<\/code>\u53c3\u6578\u4e0d\u8a2d\u5b9a\u70ba0\u81f3\u95dc\u91cd\u8981\uff0c\u56e0\u70ba\u505c\u7528\u903e\u6642\u53ef\u80fd\u6703\u4f7f\u7cfb\u7d71\u9762\u81e8\u62d2\u7d55\u670d\u52d9\u653b\u64ca\u4e26\u5c0e\u81f4\u8cc7\u6e90\u8017\u76e1\u3002\u9810\u8a2d\u8a2d\u5b9a4\u5c0f\u6642\u5c0d\u67d0\u4e9b\u74b0\u5883\u4f86\u8aaa\u53ef\u80fd\u904e\u9577\uff0c\u8abf\u6574\u9019\u500b\u503c\u53ef\u4ee5\u5e6b\u52a9\u6709\u6548\u7ba1\u7406\u7a7a\u9592\u9023\u63a5\u3002<\/p>\n<\/blockquote>\n\u5728Azure Kubernetes Service\u4e2d\uff0c\u8ca0\u8f09\u5e73\u8861\u5668\u7684\u9810\u8a2d\u7a7a\u9592\u903e\u6642\u70ba30\u5206\u9418\u3002\u60a8\u5fc5\u9808\u5e73\u8861\u9019\u500b\u6301\u7e8c\u6642\u9593\u4ee5\u907f\u514d\u983b\u7e41\u903e\u6642\uff0c\u9019\u6703\u964d\u4f4e\u4f7f\u7528\u8005\u9ad4\u9a57\u4e26\u589e\u52a0\u932f\u8aa4\u7387\u3002\u5982\u679c\u60a8\u5c07\u903e\u6642\u8a2d\u5b9a\u5f97\u592a\u9577\uff0c\u60a8\u6703\u6d6a\u8cbb\u4f3a\u670d\u5668\u8cc7\u6e90\u4e26\u5ef6\u9072\u554f\u984c\u6aa2\u6e2c\u3002<\/p>\n \n\u5728\u8abf\u6574AKS\u4e2d\u7684\u7a7a\u9592\u903e\u6642\u671f\u9593\u6642\uff0c\u5e73\u8861\u6301\u7e8c\u6642\u9593\u5f88\u91cd\u8981\uff0c\u4ee5\u907f\u514d\u983b\u7e41\u903e\u6642\u5c0e\u81f4\u4f7f\u7528\u8005\u9ad4\u9a57\u4e0b\u964d\u548c\u932f\u8aa4\u7387\u589e\u52a0\uff0c\u540c\u6642\u4e5f\u8981\u9632\u6b62\u56e0\u4fdd\u6301\u7a7a\u9592\u9023\u63a5\u6642\u9593\u904e\u9577\u800c\u9020\u6210\u8cc7\u6e90\u6d88\u8017\u3002<\/p>\n<\/blockquote>\n \u7a7a\u9592\u903e\u6642\u548c\u9023\u63a5\u57e0\u9650\u5236\u8a2d\u5b9a\u5728\u4e0d\u540c\u7684\u96f2\u7aef\u63d0\u4f9b\u5546\u4e4b\u9593\u6709\u6240\u4e0d\u540c\u3002\u5728AKS\u4e2d\uff0c\u5f9e\u7a7a\u9592\u6d41\u56de\u6536SNAT\u9023\u63a5\u57e0\u7684\u9810\u8a2d\u7a7a\u9592\u903e\u6642\u70ba30\u5206\u9418\u3002AKS\u5916\u90e8\u6a19\u6e96SKU\u8ca0\u8f09\u5e73\u8861\u5668\u7684\u9810\u8a2d\u903e\u6642\u70ba4\u5206\u9418\u3002\u66f4\u6539\u9019\u4e9b\u8a2d\u5b9a\u6703\u5f71\u97ff\u8ca0\u8f09\u5e73\u8861\u5668\u7684\u51fa\u7ad9\u898f\u5247\u884c\u70ba\u3002<\/p>\n \n- \n
AKS\u5f9e\u7a7a\u9592\u6d41\u56de\u6536SNAT\u9023\u63a5\u57e0\u7684\u9810\u8a2d\u7a7a\u9592\u903e\u6642\u70ba30\u5206\u9418\u3002<\/p>\n<\/li>\n - \n
AKS\u5916\u90e8\u7684\u6a19\u6e96SKU\u8ca0\u8f09\u5e73\u8861\u5668\u9810\u8a2d\u903e\u6642\u70ba4\u5206\u9418\u3002<\/p>\n<\/li>\n - \n
\u66f4\u6539\u7a7a\u9592\u903e\u6642\u548c\u9023\u63a5\u57e0\u9650\u5236\u8a2d\u5b9a\u6703\u986f\u8457\u5f71\u97ff\u8ca0\u8f09\u5e73\u8861\u5668\u7684\u51fa\u7ad9\u898f\u5247\u884c\u70ba\u3002<\/p>\n<\/li>\n<\/ul>\n \u4fee\u5fa9\u670d\u52d9\u63a2\u7d22\u548c\u547d\u540d\u7a7a\u9593\u554f\u984c<\/h3>\n\u60a8\u53ef\u4ee5\u901a\u904e\u6aa2\u67e5\u670d\u52d9\u9078\u64c7\u5668\u548cpod\u6a19\u7c64\u4f86\u4fee\u5fa9kubernetes\u4e2d\u7684\u670d\u52d9\u63a2\u7d22\u548c\u547d\u540d\u7a7a\u9593\u554f\u984c\u3002\u78ba\u4fdd\u670d\u52d9\u9078\u64c7\u5668\u5339\u914dpod\u6a19\u7c64\u4ee5\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u5efa\u7acb\u6d41\u91cf\u8def\u7531\u7684\u7aef\u9ede\u3002\u6aa2\u67e5\u53e2\u96c6\u5167\u7684DNS\u89e3\u6790\u5931\u6557\u3002\u9a57\u8b49\u7db2\u8def\u7b56\u7565\u4e0d\u6703\u963b\u6b62\u547d\u540d\u7a7a\u9593\u4e4b\u9593\u7684\u6d41\u91cf\u3002\u78ba\u8a8d\u5c31\u7dd2\u63a2\u91dd\u6c92\u6709\u5931\u6557\uff0c\u9019\u53ef\u80fd\u6703\u5f9e\u670d\u52d9\u8f2a\u63db\u4e2d\u79fb\u9664pod\u3002\u8abf\u67e5Istio\u6216Envoy sidecar\u4ee3\u7406\u4e2d\u7684\u4efb\u4f55\u914d\u7f6e\u932f\u8aa4\uff0c\u4e26\u6aa2\u67e5mTLS\u554f\u984c\u3002<\/p>\n \n- \n
\u78ba\u4fdd\u670d\u52d9\u9078\u64c7\u5668\u5339\u914dpod\u6a19\u7c64\u4ee5\u5efa\u7acb\u7aef\u9ede\u3002<\/p>\n<\/li>\n - \n
\u6aa2\u67e5\u53e2\u96c6\u4e2d\u7684DNS\u89e3\u6790\u5931\u6557\u3002<\/p>\n<\/li>\n - \n
\u9a57\u8b49\u7db2\u8def\u7b56\u7565\u4e0d\u6703\u963b\u6b62\u547d\u540d\u7a7a\u9593\u4e4b\u9593\u7684\u6d41\u91cf\u3002<\/p>\n<\/li>\n - \n
\u78ba\u8a8d\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684\u5c31\u7dd2\u63a2\u91dd\u90fd\u5728\u901a\u904e\u3002<\/p>\n<\/li>\n - \n
\u8abf\u67e5Istio\/Envoy sidecar\u4ee3\u7406\u6216mTLS\u4e2d\u7684\u914d\u7f6e\u932f\u8aa4\u3002<\/p>\n<\/li>\n<\/ul>\n \u60a8\u53ef\u4ee5\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\u4f86\u65e9\u671f\u6aa2\u6e2c\u670d\u52d9\u63a2\u7d22\u548c\u547d\u540d\u7a7a\u9593\u554f\u984c\u3002Kubewatch\u76e3\u8996\u8cc7\u6e90\u8b8a\u5316\u4e26\u89f8\u767c\u901a\u77e5\u3002\u5b83\u8ffd\u8e64\u90e8\u7f72\u72c0\u614b\u8b8a\u5316\u3001pod\u751f\u547d\u9031\u671f\u4e8b\u4ef6\u548c\u670d\u52d9\u7aef\u9ede\u53ef\u7528\u6027\u3002Dynatrace\u63d0\u4f9b\u8de8kubernetes\u4e8b\u4ef6\u7684\u53ef\u898b\u6027\uff0c\u4e26\u5e6b\u52a9\u60a8\u5728\u554f\u984c\u5f71\u97ff\u7bc0\u9ede\u4e4b\u524d\u6aa2\u6e2c\u554f\u984c\u3002<\/p>\n \n \n\n\n<\/colgroup>\n\n\n| \n \u5de5\u5177<\/p>\n<\/th>\n | \n \u529f\u80fd<\/p>\n<\/th>\n<\/tr>\n | \n| \n Kubewatch<\/p>\n<\/td>\n | \n \u76e3\u8996\u8cc7\u6e90\u8b8a\u5316\u3001\u90e8\u7f72\u72c0\u614b\u901a\u77e5\u3001pod\u751f\u547d\u9031\u671f\u8ffd\u8e64\u3001\u914d\u7f6e\u8b66\u5831\u3001\u670d\u52d9\u7aef\u9ede\u76e3\u63a7\u3001\u547d\u540d\u7a7a\u9593\u914d\u984d\u9055\u898f\u6aa2\u6e2c<\/p>\n<\/td>\n<\/tr>\n | \n| \n Dynatrace<\/p>\n<\/td>\n | \n \u8de8kubernetes\u4e8b\u4ef6\u7684\u5168\u9762\u53ef\u898b\u6027\uff0c\u65e9\u671f\u6aa2\u6e2c\u670d\u52d9\u63a2\u7d22\u548c\u547d\u540d\u7a7a\u9593\u554f\u984c<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n Kubernetes\u76e3\u63a7\u6d89\u53ca\u5728\u53e2\u96c6\u3001\u7bc0\u9ede\u3001pod\u548c\u5bb9\u5668\u4e2d\u6536\u96c6\u548c\u5be9\u67e5\u64cd\u4f5c\u8cc7\u6599\u3002\u901a\u904e\u76e3\u63a7\u60a8\u7684kubernetes\u74b0\u5883\uff0c\u60a8\u53ef\u4ee5\u8b58\u5225\u554f\u984c\u3001\u8ffd\u8e64\u61c9\u7528\u7a0b\u5f0f\u6548\u80fd\u4e26\u9632\u6b62\u554f\u984c\u5347\u7d1a\u3002<\/p>\n \n <\/div>\n<\/div>\n \u901a\u904e\u9075\u5faa\u7cfb\u7d71\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7dad\u8b77\u53ef\u9760\u7684kubernetes\u670d\u52d9\u9023\u63a5\u3002\u81ea\u52d5\u670d\u52d9\u63a2\u7d22\u548c\u5167\u5efa\u8ca0\u8f09\u5e73\u8861\u7c21\u5316\u4e86kubernetes\u670d\u52d9\u4e4b\u9593\u7684\u901a\u8a0a\u4e26\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u5747\u52fb\u5206\u914d\u6d41\u91cf\u3002\u59cb\u7d42\u4f7f\u7528kubectl\u6307\u4ee4\u9a57\u8b49\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684\u6d3b\u52d5kubernetes\u670d\u52d9\u548c\u7aef\u9ede\u3002\u4e00\u81f4\u7684\u6a19\u7c64\u548c\u5c31\u7dd2\u63a2\u91dd\u78ba\u4fdd\u5065\u5eb7\u7684pod\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u63a5\u6536\u6d41\u91cf\u3002\u9810\u8a2d\u9650\u5236\u516c\u5171\u5b58\u53d6\u4ee5\u78ba\u4fddkubernetes\u53e2\u96c6\u7684\u5b89\u5168\u3002\u5b9a\u671f\u53e2\u96c6\u5065\u5eb7\u6aa2\u67e5\u5e6b\u52a9\u60a8\u53ca\u65e9\u767c\u73fe\u4efb\u4f55\u7bc0\u9ede\u4e0a\u7684\u554f\u984c\u3002\u8a18\u9304\u60a8\u7684\u6545\u969c\u6392\u9664\u6b65\u9a5f\u4e26\u8207\u5718\u968a\u5206\u4eab\u89e3\u6c7a\u65b9\u6848\u4ee5\u63d0\u9ad8kubernetes\u7684\u53ef\u9760\u6027\u3002<\/p>\n \n- \n
\u4f7f\u7528kubectl get services\u548ckubectl get endpoints\u6aa2\u67e5\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684kubernetes\u670d\u52d9\u6d3b\u52d5\u3002<\/p>\n<\/li>\n - \n
\u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u4e26\u9a57\u8b49\u6bcf\u500b\u7bc0\u9ede\u7684\u914d\u7f6e\u6a94\u6848\u3002<\/p>\n<\/li>\n - \n
\u5206\u4eab\u77e5\u8b58\u4e26\u4fdd\u7559\u8a18\u9304\u4ee5\u5e6b\u52a9\u5c07\u4f86\u5728\u4efb\u4f55\u7bc0\u9ede\u4e0a\u9032\u884ckubernetes\u6545\u969c\u6392\u9664\u3002<\/p>\n<\/li>\n<\/ul>\n \n\u63d0\u793a\uff1a\u7cfb\u7d71\u9664\u932f\u548c\u4e3b\u52d5\u914d\u7f6e\u53ef\u4ee5\u4fdd\u6301kubernetes\u670d\u52d9\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<\/blockquote>\n \u5feb\u901f\u6545\u969c\u6392\u9664\u6e05\u55ae<\/h2>\nKubernetes\u670d\u52d9\u7684\u5373\u6642\u64cd\u4f5c<\/h3>\n\u7576\u60a8\u6ce8\u610f\u5230kubernetes\u670d\u52d9\u5728\u591a\u500b\u5de5\u4f5c\u7bc0\u9ede\u4e0a\u903e\u6642\u6642\uff0c\u60a8\u9700\u8981\u5feb\u901f\u63a1\u53d6\u884c\u52d5\u3002\u9996\u5148\u6aa2\u67e5\u6bcf\u500b\u7bc0\u9ede\u7684\u5065\u5eb7\u72c0\u6cc1\u3002\u5c0b\u627eCPU\u6216\u8a18\u61b6\u9ad4\u4e0d\u8db3\u7684\u8de1\u8c61\u3002\u5982\u679c\u7bc0\u9ede\u8cc7\u6e90\u8017\u76e1\uff0ckubernetes\u670d\u52d9\u53ef\u80fd\u7121\u6cd5\u56de\u61c9\u3002\u60a8\u61c9\u8a72\u76e3\u63a7\u6bcf\u500b\u7bc0\u9ede\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u4ee5\u5118\u65e9\u767c\u73fe\u554f\u984c\u3002\u6aa2\u67e5\u6bcf\u500b\u7bc0\u9ede\u4e0akubelet\u548ckube-proxy\u7684\u65e5\u8a8c\u3002\u9019\u4e9b\u65e5\u8a8c\u901a\u5e38\u6703\u986f\u793a\u6307\u5411\u6839\u672c\u539f\u56e0\u7684\u932f\u8aa4\u6216\u8b66\u544a\u3002\u78ba\u4fdd\u6240\u6709kubernetes\u5143\u4ef6\u90fd\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u6309\u9810\u671f\u904b\u884c\u3002\u5f9ecAdvisor\u6536\u96c6\u6307\u6a19\u4ee5\u7372\u53d6\u6bcf\u500b\u7bc0\u9ede\u4e0a\u5bb9\u5668\u4f7f\u7528\u60c5\u6cc1\u7684\u8a73\u7d30\u8cc7\u8a0a\u3002\u6aa2\u67e5\u5de5\u4f5c\u8ca0\u8f09\u7684\u4e8b\u4ef6\u548c\u65e5\u8a8c\u4ee5\u767c\u73fe\u53ef\u80fd\u5f71\u97ffkubernetes\u670d\u52d9\u53ef\u7528\u6027\u7684\u61c9\u7528\u7a0b\u5f0f\u554f\u984c\u3002<\/p>\n \n- \n
\u76e3\u63a7\u6bcf\u500b\u7bc0\u9ede\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u4ee5\u907f\u514dCPU\u548c\u8a18\u61b6\u9ad4\u4e0d\u8db3\u3002<\/p>\n<\/li>\n - \n
\u6aa2\u67e5\u6bcf\u500b\u7bc0\u9ede\u4e0akubelet\u548ckube-proxy\u7684\u65e5\u8a8c\u662f\u5426\u6709\u932f\u8aa4\u6216\u8b66\u544a\u3002<\/p>\n<\/li>\n - \n
\u78ba\u4fdd\u6240\u6709kubernetes\u5143\u4ef6\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u90fd\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n<\/li>\n - \n
\u5f9ecAdvisor\u6536\u96c6\u6307\u6a19\u4ee5\u7372\u53d6\u6bcf\u500b\u7bc0\u9ede\u4e0a\u8a73\u7d30\u7684\u5bb9\u5668\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n<\/li>\n - \n
\u6aa2\u67e5\u5de5\u4f5c\u8ca0\u8f09\u7684\u4e8b\u4ef6\u548c\u65e5\u8a8c\u4ee5\u8b58\u5225\u4efb\u4f55\u7bc0\u9ede\u4e0a\u7684\u61c9\u7528\u7a0b\u5f0f\u554f\u984c\u3002<\/p>\n<\/li>\n<\/ul>\n \n\u63d0\u793a\uff1a\u60a8\u53ef\u4ee5\u4f7f\u7528kubectl top node<\/code>\u548ckubectl logs<\/code>\u5feb\u901f\u5f9e\u6bcf\u500b\u7bc0\u9ede\u6536\u96c6\u8cc7\u6e90\u548c\u932f\u8aa4\u8cc7\u8a0a\u3002<\/p>\n<\/blockquote>\n\u672a\u4f86\u7a69\u5b9a\u6027\u7684\u9810\u9632\u6b65\u9a5f<\/h3>\n\u901a\u904e\u9075\u5faa\u591a\u7bc0\u9ede\u53e2\u96c6\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u60a8\u53ef\u4ee5\u964d\u4f4ekubernetes\u670d\u52d9\u903e\u6642\u7684\u98a8\u96aa\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u4fdd\u6301kubernetes\u74b0\u5883\u5728\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7a69\u5b9a\u53ef\u9760\u7684\u95dc\u9375\u6b65\u9a5f\u3002<\/p>\n \n \n\n\n<\/colgroup>\n\n\n| \n \u9810\u9632\u6b65\u9a5f<\/p>\n<\/th>\n | \n \u63cf\u8ff0<\/p>\n<\/th>\n<\/tr>\n | \n| \n \u8a2d\u7f6e\u8f03\u5c0f\u7684\u903e\u6642\u503c<\/p>\n<\/td>\n | \n \u51c6\u5165webhook\u61c9\u5feb\u901f\u8a55\u4f30\u4ee5\u6700\u5c0f\u5316\u6bcf\u500b\u7bc0\u9ede\u4e0a\u7684API\u8acb\u6c42\u5ef6\u9072\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u4f7f\u7528\u8ca0\u8f09\u5e73\u8861\u5668<\/p>\n<\/td>\n | \n \u901a\u904e\u5728\u7bc0\u9ede\u9593\u5206\u914d\u6d41\u91cf\u78ba\u4fddwebhook\u53ef\u7528\u6027\u4e26\u63d0\u9ad8\u6548\u80fd\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u4f7f\u7528\u9ad8\u53ef\u7528\u6027\u6a21\u578b<\/p>\n<\/td>\n | \n \u5728\u7bc0\u9ede\u505c\u6a5f\u6216\u6545\u969c\u671f\u9593\u7dad\u6301\u670d\u52d9\uff0c\u964d\u4f4e\u4efb\u4f55\u7bc0\u9ede\u903e\u6642\u7684\u98a8\u96aa\u3002<\/p>\n<\/td>\n<\/tr>\n | \n| \n \u5931\u6557\u958b\u653e\u4e26\u9a57\u8b49\u6700\u7d42\u72c0\u614b<\/p>\n<\/td>\n | \n \u5c07webhook\u914d\u7f6e\u70ba\u300c\u5931\u6557\u958b\u653e\u300d\u53ef\u9632\u6b62\u7bc0\u9ede\u505c\u6a5f\u671f\u9593\u5408\u898f\u8acb\u6c42\u88ab\u62d2\u7d55\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n FAQ<\/h2>\n\u70ba\u4ec0\u9ebckubernetes\u670d\u52d9\u6703\u5728\u591a\u500b\u7bc0\u9ede\u4e0a\u903e\u6642\uff1f<\/h3>\n\u60a8\u7d93\u5e38\u6703\u56e0\u70ba\u7db2\u8def\u914d\u7f6e\u932f\u8aa4\u3001\u9632\u706b\u7246\u898f\u5247\u6216SNAT\u554f\u984c\u800c\u770b\u5230\u903e\u6642\u3002\u6aa2\u67e5\u60a8\u7684kubernetes\u53e2\u96c6\u7684\u8cc7\u6e90\u9650\u5236\u4e26\u9a57\u8b49\u6240\u6709\u7bc0\u9ede\u662f\u5426\u5177\u6709\u9069\u7576\u7684\u9023\u63a5\u3002<\/p>\n \u5982\u4f55\u5feb\u901f\u6aa2\u67e5kubernetes\u670d\u52d9\u5065\u5eb7\u72c0\u6cc1\uff1f<\/h3>\n\u57f7\u884ckubectl get services<\/code>\u548ckubectl get endpoints<\/code>\u3002\u9019\u4e9b\u6307\u4ee4\u986f\u793a\u6d3b\u52d5\u7684kubernetes\u670d\u52d9\u53ca\u5176\u7aef\u9ede\u3002\u60a8\u53ef\u4ee5\u5feb\u901f\u767c\u73fe\u7f3a\u5931\u7684\u7aef\u9ede\u6216\u4e0d\u5065\u5eb7\u7684\u670d\u52d9\u3002<\/p>\n\u54ea\u4e9b\u5de5\u5177\u6709\u52a9\u65bc\u76e3\u63a7kubernetes\u7db2\u8def\u554f\u984c\uff1f<\/h3>\n\u60a8\u53ef\u4ee5\u4f7f\u7528Prometheus\u3001Grafana\u548cDynatrace\u3002\u9019\u4e9b\u5de5\u5177\u8ffd\u8e64kubernetes\u6307\u6a19\uff0c\u63d0\u9192\u60a8\u7570\u5e38\u60c5\u6cc1\uff0c\u4e26\u5e6b\u52a9\u60a8\u5728\u554f\u984c\u5f71\u97ff\u53e2\u96c6\u4e4b\u524d\u767c\u73fe\u7db2\u8def\u554f\u984c\u3002<\/p>\n \u5982\u679ckubernetes\u7bc0\u9ede\u672a\u5c31\u7dd2\u8a72\u600e\u9ebc\u8fa6\uff1f<\/h3>\n\u4f7f\u7528kubectl get nodes<\/code>\u6aa2\u67e5\u7bc0\u9ede\u72c0\u614b\u3002\u67e5\u627e\u8cc7\u6e90\u58d3\u529b\u6216\u63a2\u91dd\u5931\u6557\u3002\u5982\u6709\u9700\u8981\u91cd\u65b0\u555f\u52d5\u7bc0\u9ede\u3002\u78ba\u4fddkubelet\u548ckube-proxy\u5728\u6bcf\u500bkubernetes\u7bc0\u9ede\u4e0a\u904b\u884c\u3002<\/p>\n\u5982\u4f55\u4fee\u5fa9kubernetes\u4e2d\u7684\u670d\u52d9\u63a2\u7d22\u554f\u984c\uff1f<\/h3>\n\u9a57\u8b49\u670d\u52d9\u9078\u64c7\u5668\u662f\u5426\u5339\u914dpod\u6a19\u7c64\u3002\u6aa2\u67e5kubernetes\u53e2\u96c6\u5167\u7684DNS\u89e3\u6790\u3002\u6aa2\u67e5\u7db2\u8def\u7b56\u7565\u4ee5\u78ba\u4fdd\u547d\u540d\u7a7a\u9593\u548c\u670d\u52d9\u4e4b\u9593\u7684\u6d41\u91cf\u66a2\u901a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" table, th, td { border: 1px solid black; border-collaps […]<\/p>\n Read More…<\/a><\/p>\n","protected":false},"author":11,"featured_media":28823,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[267],"tags":[],"class_list":["post-28826","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tc"],"acf":[],"yoast_head":"\n\u5982\u4f55\u4fee\u5fa9\u8de8\u591a\u500b\u5de5\u4f5c\u7bc0\u9ede\u7684Kubernetes\u670d\u52d9\u903e\u6642\u554f\u984c<\/title>\n<meta name=\"description\" content=\"Kubernetes\u670d\u52d9\u5728\u5de5\u4f5c\u7bc0\u9ede\u4e4b\u9593\u903e\u6642\uff1f\u4fee\u5fa9\u7db2\u8def\u3001DNS\u548cSNAT\u554f\u984c\u4ee5\u6062\u5fa9\u53ef\u9760\u7684pod\u9023\u63a5\u4e26\u9632\u6b62\u670d\u52d9\u4e2d\u65b7\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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