{"id":1099,"date":"2026-02-23T23:58:26","date_gmt":"2026-02-23T14:58:26","guid":{"rendered":"http:\/\/www.igoni.kr\/?p=1099"},"modified":"2026-03-12T00:03:45","modified_gmt":"2026-03-11T15:03:45","slug":"kubernetes%ec%97%90%ec%84%9c-%eb%85%b8%eb%93%9c-rejoin-%eb%b0%a9%eb%b2%95","status":"publish","type":"post","link":"http:\/\/www.igoni.kr\/?p=1099","title":{"rendered":"kubernetes\uc5d0\uc11c \ub178\ub4dc rejoin \ubc29\ubc95"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\ubaa9 \ucc28<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\ubaa9\ucc28 \ud1a0\uae00\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/www.igoni.kr\/?p=1099\/#%EC%8B%9C%EC%9E%91%ED%95%98%EB%8A%94%EB%A7%90\" >\uc2dc\uc791\ud558\ub294\ub9d0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/www.igoni.kr\/?p=1099\/#%EC%82%AC%EC%A0%84_%EC%9E%91%EC%97%85\" >\uc0ac\uc804 \uc791\uc5c5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/www.igoni.kr\/?p=1099\/#%EB%B3%B8_%EC%9E%91%EC%97%85\" >\ubcf8 \uc791\uc5c5<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/www.igoni.kr\/?p=1099\/#%EB%85%B8%EB%93%9C_%EC%82%AD%EC%A0%9C\" >\ub178\ub4dc \uc0ad\uc81c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/www.igoni.kr\/?p=1099\/#%EB%85%B8%EB%93%9C_%EC%B6%94%EA%B0%80\" >\ub178\ub4dc \ucd94\uac00<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3 id=\"bkmrk-%EC%8B%9C%EC%9E%91%ED%95%98%EB%8A%94%EB%A7%90\" class=\"wikigeneratedid\"><span class=\"ez-toc-section\" id=\"%EC%8B%9C%EC%9E%91%ED%95%98%EB%8A%94%EB%A7%90\"><\/span>\uc2dc\uc791\ud558\ub294\ub9d0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p id=\"bkmrk-%EC%95%88%EB%85%95%ED%95%98%EC%84%B8%EC%9A%94%2C-%EA%B3%A0%EB%8B%88%EC%9E%85%EB%8B%88%EB%8B%A4.%EA%B8%B0%EC%A1%B4%EC%97%90-%EC%9E%91%EC%84%B1%ED%96%88\">\uc548\ub155\ud558\uc138\uc694, \uace0\ub2c8\uc785\ub2c8\ub2e4.<\/p>\n<p id=\"bkmrk-kubernetes%ED%99%98%EA%B2%BD%EC%97%90%EC%84%9C-%ED%98%B8%EC%8A%A4%ED%8A%B8%EB%84%A4%EC%9E%84\">kubernetes\ud658\uacbd\uc5d0\uc11c \ud638\uc2a4\ud2b8\ub124\uc784 \ubcc0\uacbd\uac19\uc774 \ud2b9\uc815 \ub178\ub4dc\uc758 \uc18d\uc131\ubcc0\uacbd \uc791\uc5c5\uc774 \uc9c4\ud589\ub418\ub294 \uacbd\uc6b0\u00a0 reset \ubc0f join\ud558\ub294 \uc808\ucc28\uac00 \ud544\uc694\ud558\uae30 \ub54c\ubb38\uc5d0 \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4.<\/p>\n<table id=\"bkmrk-perplexity%EC%97%90%EC%84%9C-%EC%83%9D%EC%84%B1%ED%95%9C-ai%EC%9D%B4\" style=\"border-collapse: collapse; width: 100%;\" border=\"1\">\n<colgroup>\n<col style=\"width: 100%;\" \/><\/colgroup>\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1305\" src=\"http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/unnamed.jpg\" alt=\"\" width=\"1024\" height=\"572\" srcset=\"http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/unnamed.jpg 1024w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/unnamed-300x168.jpg 300w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/unnamed-768x429.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">\n<p class=\"align-right\">Gemini3\uc5d0\uc11c \uc0dd\uc131\ud55c AI\uc774\ubbf8\uc9c0<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"bkmrk-%EC%82%AC%EC%A0%84-%EC%9E%91%EC%97%85\"><span class=\"ez-toc-section\" id=\"%EC%82%AC%EC%A0%84_%EC%9E%91%EC%97%85\"><\/span>\uc0ac\uc804 \uc791\uc5c5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p id=\"bkmrk-%EC%82%AD%EC%A0%9C%ED%95%A0-%EB%85%B8%EB%93%9C%EC%97%90%EC%84%9C%C2%A0%EC%9B%8C%EC%BB%A4%EB%85%B8%EB%93%9C-%EC%A0%9C%EC%99%B8%EB%B0%A9%EB%B2%95%EB%A5%BC-\">\uc0ad\uc81c\ud560 \ub178\ub4dc\uc5d0\uc11c\u00a0<a title=\"\uc6cc\ucee4\ub178\ub4dc \uc81c\uc678\ubc29\ubc95\" href=\"http:\/\/igoni.kr\/books\/3-containerkubernetes\/page\/68554\" target=\"_blank\" rel=\"noopener\">\uc6cc\ucee4\ub178\ub4dc \uc81c\uc678\ubc29\ubc95<\/a>\ub97c \ud1b5\ud574 \uc81c\uc678 \uc900\ube44 \ud569\ub2c8\ub2e4.<\/p>\n<h3 id=\"bkmrk-%EB%B3%B8-%EC%9E%91%EC%97%85\"><span class=\"ez-toc-section\" id=\"%EB%B3%B8_%EC%9E%91%EC%97%85\"><\/span>\ubcf8 \uc791\uc5c5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol id=\"bkmrk-%EB%85%B8%EB%93%9C-%EC%82%AD%EC%A0%9C-%EB%A7%88%EC%8A%A4%ED%84%B0-%EB%85%B8%EB%93%9C%EC%97%90%EC%84%9C-%EC%8B%A4%ED%96%89-%24%3E\">\n<li>\n<h4 id=\"bkmrk-%EB%85%B8%EB%93%9C-%EC%82%AD%EC%A0%9C\"><span class=\"ez-toc-section\" id=\"%EB%85%B8%EB%93%9C_%EC%82%AD%EC%A0%9C\"><\/span>\ub178\ub4dc \uc0ad\uc81c<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li class=\"null\">\ub9c8\uc2a4\ud130 \ub178\ub4dc\uc5d0\uc11c \uc2e4\ud589\n<pre><code class=\"language-bash\">$&gt; kubectl delete nodes {{ \uc0ad\uc81c\ud560 \ub178\ub4dc\uba85 }}<\/code><\/pre>\n<p>* \uc0ad\uc81c\ud560 \ub178\ub4dc\uac00 etcd\uac00 \uad6c\uc131\ub41c Master\ub178\ub4dc\uc758 \uacbd\uc6b0 deletes\u00a0 \ub9d0\uace0 <a title=\"etcd member \uc81c\uc678 \ubc29\ubc95\" href=\"http:\/\/igoni.kr\/books\/3-containerkubernetes\/page\/etcd-member-5i9\" target=\"_blank\" rel=\"noopener\">etcd member \uc81c\uc678 \ubc29\ubc95<\/a> \uc808\ucc28\ub85c \uc0ad\uc81c\uc791\uc5c5\uc744 \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/li>\n<li class=\"null\">\uc6cc\ucee4 \ub178\ub4dc\uc5d0\uc11c \uc2e4\ud589\n<pre><code class=\"language-bash\">$&gt; kubeadm reset\r\n...\r\n[Y\/n] Y\r\n...<\/code><\/pre>\n<p>&nbsp;<\/li>\n<\/ul>\n<\/li>\n<li>\n<h4 id=\"bkmrk-%EB%85%B8%EB%93%9C-%EC%B6%94%EA%B0%80\"><span class=\"ez-toc-section\" id=\"%EB%85%B8%EB%93%9C_%EC%B6%94%EA%B0%80\"><\/span>\ub178\ub4dc \ucd94\uac00<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li class=\"null\">\ub9c8\uc2a4\ud130 \ub178\ub4dc\uc5d0\uc11c \ud1a0\ud070 \uc0dd\uc131\n<pre><code class=\"language-bash\">$&gt; kubeadm token create --print-join-command\r\n1234abcd<\/code><\/pre>\n<p>&nbsp;<\/li>\n<li class=\"null\">\uc6cc\ucee4\ub178\ub4dc\uc5d0\uc11c \uc2e4\ud589\n<pre><code class=\"language-bash\">$&gt; kubeadm join {{ masterIP:6443}} --node-name {{ \ud638\uc2a4\ud2b8\ub124\uc784 }} --token {{ \ud1a0\ud070\uba85 }} --discovert-token-ca-cert-hash {{ \ud1a0\ud070\ud574\uc2dc\uac12 }}<\/code><\/pre>\n<p>&nbsp;<\/li>\n<li class=\"null\">\ucd94\uac00\ud558\ub294 \ub178\ub4dc\uac00 Master\uc778 \uacbd\uc6b0\n<pre><code class=\"language-bash\">$&gt; kubeadm join --control-plane {{ masterIP:6443}} --node-name {{ \ud638\uc2a4\ud2b8\ub124\uc784 }} --token {{ \ud1a0\ud070\uba85 }} --discovert-token-ca-cert-hash {{ \ud1a0\ud070\ud574\uc2dc\uac12 }}<\/code><\/pre>\n<p>&nbsp;<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\uc2dc\uc791\ud558\ub294\ub9d0 \uc548\ub155\ud558\uc138\uc694, \uace0\ub2c8\uc785\ub2c8\ub2e4. kubernetes\ud658\uacbd\uc5d0\uc11c \ud638\uc2a4\ud2b8\ub124\uc784 \ubcc0\uacbd\uac19\uc774 \ud2b9\uc815 \ub178\ub4dc\uc758 \uc18d\uc131\ubcc0\uacbd \uc791\uc5c5\uc774 \uc9c4\ud589\ub418\ub294 \uacbd\uc6b0\u00a0 reset \ubc0f join\ud558\ub294 \uc808\ucc28\uac00&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1305,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[319],"tags":[323,321],"class_list":["post-1099","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kubernetes","tag-drain","tag-kubernetes"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/1099","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1099"}],"version-history":[{"count":3,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/1099\/revisions"}],"predecessor-version":[{"id":1307,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/1099\/revisions\/1307"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/media\/1305"}],"wp:attachment":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1099"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}