{"id":240,"date":"2023-04-19T18:13:22","date_gmt":"2023-04-19T10:13:22","guid":{"rendered":"https:\/\/www.road-trip.cc\/?p=240"},"modified":"2023-04-19T18:13:22","modified_gmt":"2023-04-19T10:13:22","slug":"k8s%e6%a6%82%e5%bf%b5%e6%b1%87%e6%80%bb","status":"publish","type":"post","link":"https:\/\/www.road-trip.cc\/?p=240","title":{"rendered":"K8S\u6982\u5ff5\u6c47\u603b"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Pod<\/h2>\n\n\n\n<p>Pod\u662f\u53ef\u4ee5\u5728 Kubernetes \u4e2d\u521b\u5efa\u548c\u7ba1\u7406\u7684\u3001\u6700\u5c0f\u7684\u53ef\u90e8\u7f72\u7684\u8ba1\u7b97\u5355\u5143\u3002<\/p>\n\n\n\n<p>pod\u7684\u672c\u610f\u662f\u201c\u8c46\u835a\u201d\uff0c\u53ef\u4ee5\u7c7b\u6bd4\u6210\u4e00\u79cd\u5c01\u88c5\u5f62\u5f0f\uff0c\u5b83\u5c01\u88c5\u7684\u662f\u8c46\u5b50\uff08\u5373\u5bb9\u5668\uff09\u3002<\/p>\n\n\n\n<p>Kubernetes \u96c6\u7fa4\u4e2d\u7684 Pod \u4e3b\u8981\u6709\u4e24\u79cd\u7528\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3010\u8c46\u835a\u91cc\u9762\u53ea\u6709\u4e00\u4e2a\u8c46\u5b50\u3011\u8fd0\u884c\u5355\u4e2a\u5bb9\u5668\u7684 Pod\u3002&#8221;\u6bcf\u4e2a Pod \u4e00\u4e2a\u5bb9\u5668&#8221;\u6a21\u578b\u662f\u6700\u5e38\u89c1\u7684 Kubernetes \u7528\u4f8b\uff1b \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u5c06 Pod \u770b\u4f5c\u5355\u4e2a\u5bb9\u5668\u7684\u5305\u88c5\u5668\uff0c\u5e76\u4e14 Kubernetes \u76f4\u63a5\u7ba1\u7406 Pod\uff0c\u800c\u4e0d\u662f\u5bb9\u5668\u3002<\/li>\n\n\n\n<li>\u3010\u8c46\u835a\u91cc\u9762\u6709\u591a\u4e2a\u8c46\u5b50\u3011\u8fd0\u884c\u591a\u4e2a\u534f\u540c\u5de5\u4f5c\u7684\u5bb9\u5668\u7684 Pod\u3002 Pod \u53ef\u80fd\u5c01\u88c5\u7531\u591a\u4e2a\u7d27\u5bc6\u8026\u5408\u4e14\u9700\u8981\u5171\u4eab\u8d44\u6e90\u7684\u5171\u5904\u5bb9\u5668\u7ec4\u6210\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 \u8fd9\u4e9b\u4f4d\u4e8e\u540c\u4e00\u4f4d\u7f6e\u7684\u5bb9\u5668\u53ef\u80fd\u5f62\u6210\u5355\u4e2a\u5185\u805a\u7684\u670d\u52a1\u5355\u5143 \u2014\u2014 \u4e00\u4e2a\u5bb9\u5668\u5c06\u6587\u4ef6\u4ece\u5171\u4eab\u5377\u63d0\u4f9b\u7ed9\u516c\u4f17\uff0c \u800c\u53e6\u4e00\u4e2a\u5355\u72ec\u7684\u201c\u8fb9\u8f66\u201d\uff08sidecar\uff09\u5bb9\u5668\u5219\u5237\u65b0\u6216\u66f4\u65b0\u8fd9\u4e9b\u6587\u4ef6\u3002 Pod \u5c06\u8fd9\u4e9b\u5bb9\u5668\u548c\u5b58\u50a8\u8d44\u6e90\u6253\u5305\u4e3a\u4e00\u4e2a\u53ef\u7ba1\u7406\u7684\u5b9e\u4f53\u3002<br><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u540d\u5b57\u7a7a\u95f4\uff08Namespace\uff09<\/h2>\n\n\n\n<p>\u5728 Kubernetes \u4e2d\uff0c<strong>\u540d\u5b57\u7a7a\u95f4\uff08Namespace\uff09<\/strong>\u00a0\u63d0\u4f9b\u4e00\u79cd\u673a\u5236\uff0c\u5c06\u540c\u4e00\u96c6\u7fa4\u4e2d\u7684\u8d44\u6e90\u5212\u5206\u4e3a\u76f8\u4e92\u9694\u79bb\u7684\u7ec4\u3002 \u540c\u4e00\u540d\u5b57\u7a7a\u95f4\u5185\u7684\u8d44\u6e90\u540d\u79f0\u8981\u552f\u4e00\uff0c\u4f46\u8de8\u540d\u5b57\u7a7a\u95f4\u65f6\u6ca1\u6709\u8fd9\u4e2a\u8981\u6c42\u3002 \u540d\u5b57\u7a7a\u95f4\u4f5c\u7528\u57df\u4ec5\u9488\u5bf9\u5e26\u6709\u540d\u5b57\u7a7a\u95f4\u7684\u5bf9\u8c61\uff0c\u4f8b\u5982 Deployment\u3001Service \u7b49\u3002\u4f46\u662f\u4f5c\u7528\u57df\u5bf9\u96c6\u7fa4\u8bbf\u95ee\u7684\u5bf9\u8c61\u4e0d\u9002\u7528\uff0c\u4f8b\u5982 StorageClass\u3001Node\u3001PersistentVolume \u7b49\u3002<\/p>\n\n\n\n<p>\u540d\u5b57\u7a7a\u95f4\u662f\u5728\u591a\u4e2a\u7528\u6237\u4e4b\u95f4\u5212\u5206\u96c6\u7fa4\u8d44\u6e90\u7684\u4e00\u79cd\u65b9\u6cd5\uff08\u901a\u8fc7<a href=\"https:\/\/kubernetes.io\/zh-cn\/docs\/concepts\/policy\/resource-quotas\/\">\u8d44\u6e90\u914d\u989d<\/a>\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"initial-namespaces\">\u521d\u59cb\u540d\u5b57\u7a7a\u95f4<a href=\"https:\/\/kubernetes.io\/zh-cn\/docs\/concepts\/overview\/working-with-objects\/namespaces\/#initial-namespaces\"><\/a><\/h3>\n\n\n\n<p>Kubernetes \u542f\u52a8\u65f6\u4f1a\u521b\u5efa\u56db\u4e2a\u521d\u59cb\u540d\u5b57\u7a7a\u95f4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>default<\/code>\uff1aKubernetes \u5305\u542b\u8fd9\u4e2a\u540d\u5b57\u7a7a\u95f4\uff0c\u4ee5\u4fbf\u4e8e\u4f60\u65e0\u9700\u521b\u5efa\u65b0\u7684\u540d\u5b57\u7a7a\u95f4\u5373\u53ef\u5f00\u59cb\u4f7f\u7528\u65b0\u96c6\u7fa4\u3002<\/li>\n\n\n\n<li><code>kube-node-lease<\/code>\uff1a\u8be5\u540d\u5b57\u7a7a\u95f4\u5305\u542b\u7528\u4e8e\u4e0e\u5404\u4e2a\u8282\u70b9\u5173\u8054\u7684\u00a0<a href=\"https:\/\/kubernetes.io\/zh-cn\/docs\/concepts\/architecture\/leases\/\">Lease\uff08\u79df\u7ea6\uff09<\/a>\u5bf9\u8c61\u3002 \u8282\u70b9\u79df\u7ea6\u5141\u8bb8 kubelet \u53d1\u9001<a href=\"https:\/\/kubernetes.io\/zh-cn\/docs\/concepts\/architecture\/nodes\/#heartbeats\">\u5fc3\u8df3<\/a>\uff0c \u7531\u6b64\u63a7\u5236\u9762\u80fd\u591f\u68c0\u6d4b\u5230\u8282\u70b9\u6545\u969c\u3002<\/li>\n\n\n\n<li><code>kube-public<\/code>\uff1a<strong>\u6240\u6709<\/strong>\u7684\u5ba2\u6237\u7aef\uff08\u5305\u62ec\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u5ba2\u6237\u7aef\uff09\u90fd\u53ef\u4ee5\u8bfb\u53d6\u8be5\u540d\u5b57\u7a7a\u95f4\u3002 \u8be5\u540d\u5b57\u7a7a\u95f4\u4e3b\u8981\u9884\u7559\u4e3a\u96c6\u7fa4\u4f7f\u7528\uff0c\u4ee5\u4fbf\u67d0\u4e9b\u8d44\u6e90\u9700\u8981\u5728\u6574\u4e2a\u96c6\u7fa4\u4e2d\u53ef\u89c1\u53ef\u8bfb\u3002 \u8be5\u540d\u5b57\u7a7a\u95f4\u7684\u516c\u5171\u5c5e\u6027\u53ea\u662f\u4e00\u79cd\u7ea6\u5b9a\u800c\u975e\u8981\u6c42\u3002<\/li>\n\n\n\n<li><code>kube-system<\/code>\uff1a\u8be5\u540d\u5b57\u7a7a\u95f4\u7528\u4e8e Kubernetes \u7cfb\u7edf\u521b\u5efa\u7684\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u8bf4\u660e\uff1a<\/strong>\u5bf9\u4e8e\u751f\u4ea7\u96c6\u7fa4\uff0c\u8bf7\u8003\u8651<strong>\u4e0d\u8981<\/strong>\u4f7f\u7528\u00a0<code>default<\/code>\u00a0\u540d\u5b57\u7a7a\u95f4\uff0c\u800c\u662f\u521b\u5efa\u5176\u4ed6\u540d\u5b57\u7a7a\u95f4\u6765\u4f7f\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pod Pod\u662f\u53ef\u4ee5\u5728 Kubernetes \u4e2d\u521b\u5efa\u548c\u7ba1\u7406\u7684\u3001\u6700\u5c0f\u7684\u53ef\u90e8\u7f72\u7684\u8ba1\u7b97\u5355\u5143\u3002 pod\u7684\u672c\u610f\u662f\u201c\u8c46\u835a\u201d &#8230; <a title=\"K8S\u6982\u5ff5\u6c47\u603b\" class=\"read-more\" href=\"https:\/\/www.road-trip.cc\/?p=240\" aria-label=\"\u9605\u8bfb K8S\u6982\u5ff5\u6c47\u603b\">\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[87,85,88,86],"class_list":["post-240","post","type-post","status-publish","format-standard","hentry","category-7","tag-deployment","tag-k8s","tag-namespace","tag-pod"],"_links":{"self":[{"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=\/wp\/v2\/posts\/240","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=240"}],"version-history":[{"count":6,"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions"}],"predecessor-version":[{"id":246,"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions\/246"}],"wp:attachment":[{"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=240"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.road-trip.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}