{"id":36240,"date":"2023-03-31T07:29:59","date_gmt":"2023-04-02T17:36:31","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e6%83%b3%e8%a7%a3%e5%86%b3kubernetes%e7%9a%84taint%e9%97%ae%e9%a2%98\/"},"modified":"2024-01-15T08:48:34","modified_gmt":"2024-01-15T00:48:34","slug":"%e6%88%91%e6%83%b3%e8%a7%a3%e5%86%b3kubernetes%e7%9a%84taint%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e6%83%b3%e8%a7%a3%e5%86%b3kubernetes%e7%9a%84taint%e9%97%ae%e9%a2%98\/","title":{"rendered":"\u6211\u60f3\u89e3\u51b3Kubernetes\u7684taint\u95ee\u9898"},"content":{"rendered":"

\u65e5\u7a0b\u5b89\u6392\u7684\u610f\u601d\u3002<\/h2>\n

\u5728\u67d0\u4e2aNode\u4e0a\u5206\u914dPod<\/p>\n

\u6c61\u70b9\u662f\u4ec0\u4e48<\/h2>\n

\u4e00\u4e2a\u529f\u80fd\uff0c\u53ea\u6709\u5f53\u6ee1\u8db3\u67d0\u4e9b\u6761\u4ef6\u65f6\u624d\u53ef\u4ee5\u8c03\u5ea6Pod\u3002\u5b83\u53ef\u4ee5\u9632\u6b62\u521b\u5efa\u610f\u5916\u7684Pod\u3002
\nTaint\u7531\u4e09\u4e2a\u5143\u7d20\u7ec4\u6210\uff1akey\uff0cvalue\u548ceffect\u3002\u5982\u679cmanifest\u6587\u4ef6\u4e2d\u7684key\u548cvalue\u4e0e\u4e4b\u4e0d\u5339\u914d\uff0c\u5219\u4f1a\u53d1\u6325\u6548\u679c\uff08\u4f8b\u5982Pod\u4e0d\u4f1a\u88ab\u8c03\u5ea6\uff09\u3002<\/p>\n

\u5728\u4e2d\u56fd\u8bed\u4e2d\uff0c\u8bbe\u7f6eNode\u7684Taint\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f<\/h2>\n

\u5728node01\u4e0a\u8bbe\u7f6e\u4e00\u4e2a\u540d\u4e3aapp\u7684\u952e\u503c\uff0c\u5982\u679c\u503c\u4e0d\u662fbatch\uff0c\u5219\u4e0d\u8fdb\u884c\u8c03\u5ea6\uff08\u5373\u4ea7\u751fNoSchedule\u6548\u679c\uff09\u7684Taint\u793a\u4f8b\u3002<\/p>\n

$ <\/span>kubectl taint node node01 app<\/span>=<\/span>batch:NoSchedule\r\n<\/code><\/pre>\n
\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1a
\n\u5728\u8fd9\u91cc\uff0c\u5c1d\u8bd5\u4f7f\u7528\u4e0b\u9762\u8fd9\u6837\u7684yaml\u6587\u4ef6\u521b\u5efa\u540d\u4e3apod01\u7684Pod\u3002<\/p>\n
apiVersion<\/span>:<\/span> v1<\/span>\r\nkind<\/span>:<\/span> Pod<\/span>\r\nmetadata<\/span>:<\/span>\r\n  name<\/span>:<\/span> pod01<\/span>\r\nspec<\/span>:<\/span>\r\n  containers<\/span>:<\/span>\r\n  -<\/span> image<\/span>:<\/span> nginx<\/span>\r\n    name<\/span>:<\/span> pod01<\/span>\r\n<\/code><\/pre>\n
$ <\/span>kubectl create -f<\/span> pod01.yaml\r\n<\/code><\/pre>\n
\u67e5\u770b\u72b6\u6001\u540e\u663e\u793a\u4e3a\u5f85\u5904\u7406<\/p>\n
$ <\/span>kubectl get pod\r\nNAME    READY   STATUS    RESTARTS   AGE\r\npod01   1\/1     Pending   0          4s\r\n<\/code><\/pre>\n
\u6b63\u786e\u8bbe\u7f6e\u6c61\u70b9<\/p>\n
apiVersion<\/span>:<\/span> v1<\/span>\r\nkind<\/span>:<\/span> Pod<\/span>\r\nmetadata<\/span>:<\/span>\r\n  name<\/span>:<\/span> pod01<\/span>\r\nspec<\/span>:<\/span>\r\n  containers<\/span>:<\/span>\r\n  -<\/span> image<\/span>:<\/span> nginx<\/span>\r\n    name<\/span>:<\/span> pod01<\/span>\r\n  tolerations<\/span>:<\/span>\r\n  -<\/span> key<\/span>:<\/span> \"<\/span>app\"<\/span>\r\n    operator<\/span>:<\/span> \"<\/span>Equal\"<\/span>\r\n    value<\/span>:<\/span> \"<\/span>batch\"<\/span>\r\n    effect<\/span>:<\/span> \"<\/span>NoSchedule\"<\/span>\r\n<\/code><\/pre>\n
\u8dd1\u6b65\u3002<\/p>\n
$ <\/span>kubectl get pod\r\nNAME    READY   STATUS    RESTARTS   AGE\r\npod01   1\/1     Running   0          4s\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u65e5\u7a0b\u5b89\u6392\u7684\u610f\u601d\u3002 \u5728\u67d0\u4e2aNode\u4e0a\u5206\u914dPod \u6c61\u70b9\u662f\u4ec0\u4e48 \u4e00\u4e2a\u529f\u80fd\uff0c\u53ea\u6709\u5f53\u6ee1\u8db3\u67d0\u4e9b\u6761\u4ef6\u65f6\u624d\u53ef\u4ee5\u8c03\u5ea6Pod\u3002\u5b83\u53ef […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-36240","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u6211\u60f3\u89e3\u51b3Kubernetes\u7684taint\u95ee\u9898 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u60f3\u89e3\u51b3kubernetes\u7684taint\u95ee\u9898\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6211\u60f3\u89e3\u51b3Kubernetes\u7684taint\u95ee\u9898\" \/>\n<meta property=\"og:description\" content=\"\u65e5\u7a0b\u5b89\u6392\u7684\u610f\u601d\u3002 \u5728\u67d0\u4e2aNode\u4e0a\u5206\u914dPod \u6c61\u70b9\u662f\u4ec0\u4e48 \u4e00\u4e2a\u529f\u80fd\uff0c\u53ea\u6709\u5f53\u6ee1\u8db3\u67d0\u4e9b\u6761\u4ef6\u65f6\u624d\u53ef\u4ee5\u8c03\u5ea6Pod\u3002\u5b83\u53ef […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u60f3\u89e3\u51b3kubernetes\u7684taint\u95ee\u9898\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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