{"id":320856,"date":"2021-04-05T09:00:34","date_gmt":"2021-04-05T09:00:34","guid":{"rendered":"http:\/\/savepearlharbor.com\/?p=320856"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=320856","title":{"rendered":"\u041c\u0438\u0433\u0440\u0430\u0446\u0438\u044f \u0441 Docker \u043d\u0430 containerd \u0432 \u0441\u0440\u0435\u0434\u0435 Kubernetes"},"content":{"rendered":"\n<div class=\"post__text post__text-html post__text_v1\" id=\"post-content-body\">\n<p><img decoding=\"async\" src=\"https:\/\/habrastorage.org\/webt\/ez\/9p\/wv\/ez9pwvnwp4gixqa2menttnf6n9e.jpeg\"><\/p>\n<p>  <\/p>\n<p>Kubernetes <a href=\"https:\/\/github.com\/kubernetes\/kubernetes\/blob\/master\/CHANGELOG\/CHANGELOG-1.20.md#https:\/\/github.com\/kubernetes\/kubernetes\/blob\/master\/CHANGELOG\/CHANGELOG-1.20.md\">\u043e\u0442\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u0442 Docker<\/a> \u0434\u043b\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432 \u043f\u043e\u0441\u043b\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 1.20. <em>(\u041f\u0440\u0438\u043c. \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u0447\u0438\u043a\u0430: \u0432 \u0434\u0435\u043a\u0430\u0431\u0440\u0435 \u043c\u044b \u0443\u0436\u0435 \u043f\u0438\u0441\u0430\u043b\u0438 \u043e \u0442\u043e\u043c, \u043a\u0430\u043a \u044d\u0442\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u043f\u043e\u0432\u043b\u0438\u044f\u0435\u0442 \u043d\u0430 \u0437\u0430\u0434\u0430\u0447\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u0438 \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438: <a href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/531820\/\">\u00abDocker is deprecated \u2014 \u0438 \u043a\u0430\u043a \u0442\u0435\u043f\u0435\u0440\u044c \u0431\u044b\u0442\u044c?\u00bb<\/a>)<\/em><\/p>\n<p>  <\/p>\n<p>\u0411\u0435\u0437 \u043f\u0430\u043d\u0438\u043a\u0438. \u041a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u044b Docker \u0432\u0441\u0435 \u0435\u0449\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442\u0441\u044f, \u043d\u043e \u0431\u0435\u0437 dockershim\/Docker \u2014 \u0441\u043b\u043e\u044f \u043c\u0435\u0436\u0434\u0443 Kubernetes \u0438 containerd, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u0443\u0434\u0435\u0442 \u0443\u0434\u0430\u043b\u0435\u043d, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 1.22+.<\/p>\n<p>  <\/p>\n<p>\u0415\u0441\u043b\u0438 \u0432\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0435 Docker, \u043d\u0443\u0436\u043d\u043e \u043f\u0435\u0440\u0435\u0439\u0442\u0438 \u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 container runtime interface (CRI). \u0425\u043e\u0440\u043e\u0448\u0438\u043c \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u043c \u0431\u0443\u0434\u0435\u0442 containerd \u2014 \u043e\u043d \u0443\u0436\u0435 \u0435\u0441\u0442\u044c \u0443 \u0432\u0430\u0441 \u043d\u0430 \u043d\u043e\u0434\u0435 Kubernetes, \u0435\u0441\u043b\u0438 \u0432\u044b \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442\u0435 \u0441 Docker.<\/p>\n<p><a name=\"habracut\"><\/a>  <\/p>\n<p>\u0414\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u043e \u2014 \u043c\u0435\u043d\u044c\u0448\u0435 \u0438\u0437\u0434\u0435\u0440\u0436\u0435\u043a \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u044e dockershim \u0438 \u0443\u0440\u043e\u0432\u043d\u0435\u0439 \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u044f Docker, \u043a\u0430\u043a \u0432\u0438\u0434\u043d\u043e \u043d\u0430 \u0438\u043b\u043b\u044e\u0441\u0442\u0440\u0430\u0446\u0438\u0438.<\/p>\n<p>  <\/p>\n<p><img decoding=\"async\" src=\"https:\/\/habrastorage.org\/webt\/lz\/mu\/gy\/lzmugyjmxidhhy00cqr7qgxg8qu.png\"><br \/>  <em>\u041f\u0435\u0440\u0435\u0445\u043e\u0434 \u0441 dockershim \u043d\u0430 containerd CRI<\/em><\/p>\n<p>  <\/p>\n<h2 id=\"kak-migrirovat\">\u041a\u0430\u043a \u043c\u0438\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c?<\/h2>\n<p>  <\/p>\n<p>\u0421\u043d\u0430\u0447\u0430\u043b\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c, \u043a\u0430\u043a\u0430\u044f \u0441\u0440\u0435\u0434\u0430 \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432 (container runtime) \u0443 \u043d\u0430\u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f. \u042d\u0442\u043e \u043c\u043e\u0436\u043d\u043e \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u043a\u043e\u043c\u0430\u043d\u0434\u043e\u0439 <code>kubectl get nodes -o wide<\/code><\/p>\n<p>  <\/p>\n<p>\u041a\u0430\u043a \u0432\u0438\u0434\u0438\u0442\u0435, \u0437\u0434\u0435\u0441\u044c \u0443 \u043d\u0430\u0441 Docker.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">NAME       STATUS   ROLES                  AGE     VERSION   INTERNAL-IP    EXTERNAL-IP   OS-IMAGE             KERNEL-VERSION                             CONTAINER-RUNTIME k8s-cn01   Ready    control-plane,master   78m     v1.20.4   10.65.79.164   &lt;none&gt;        Ubuntu 20.04.2 LTS   5.4.0-67-generic                           docker:\/\/20.10.5 k8s-wn01   Ready    &lt;none&gt;                 64m     v1.20.4   10.65.79.131   &lt;none&gt;        Ubuntu 20.04.2 LTS   5.4.0-67-generic                           docker:\/\/20.10.5 k8s-wn02   Ready    &lt;none&gt;                 4m16s   v1.20.4   10.65.79.244   &lt;none&gt;        CentOS Linux 8       4.18.0-240.15.1.el8_3.centos.plus.x86_64   docker:\/\/20.10.5<\/code><\/pre>\n<p>  <\/p>\n<p><em>kubectl get nodes -o wide<\/em><\/p>\n<p>  <\/p>\n<p>\u041f\u0440\u043e\u0432\u0435\u0440\u0438\u043c, \u0435\u0441\u0442\u044c \u043b\u0438 \u0443 \u043d\u0430\u0441 containerd CLI <code>\/usr\/bin\/ctr<\/code> \u0438 \u043d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441 <em>moby<\/em> \u0438\u0437 Docker.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">NAME LABELS moby<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u043f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u043d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441\u043e\u0432<\/em><\/p>\n<p>  <\/p>\n<p>\u041c\u043e\u0436\u043d\u043e \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u0437\u0430\u043f\u0443\u0449\u0435\u043d\u043d\u044b\u0435 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u044b \u0432 \u044d\u0442\u043e\u043c \u043d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441\u0435.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">CONTAINER                                                           IMAGE    RUNTIME 04f9500885c473c9cb2b4f8d09dc4feea5c24838519b9a01251011830bab16a2    -        io.containerd.runc.v2 57d4c75ab9947829228a087b857b203c48a9d1c83de0a1b49af3624fb08c9d33    -        io.containerd.runc.v2 934c007a259018a5cbda56dd8e066a66f2c9cfcb8003e7f8d25833fe462582fd    -        io.containerd.runc.v2 94315822d8f8a05e1be5adb7e5c18add33cbf2604057100c87572b5fc55169cd    -        io.containerd.runc.v2 dfa01906e845239c74a0b35d457e845382468dd9ad6e99dd0c16be30f8a23a2d    -        io.containerd.runc.v2<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0441\u043f\u0438\u0441\u043a\u0430 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432 \u0432 \u043d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441\u0435 moby<\/em><\/p>\n<p>  <\/p>\n<p>\u0415\u0441\u043b\u0438 \u0432\u0441\u0435 \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u043d\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u043e, \u043c\u043e\u0436\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c CRI. \u041c\u0435\u043d\u044f\u0435\u043c \u043f\u043e \u043e\u0434\u043d\u043e\u0439 \u043d\u043e\u0434\u0435 \u0437\u0430 \u0440\u0430\u0437, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0440\u0430\u0431\u043e\u0447\u0438\u0445 \u0438 \u0437\u0430\u043a\u0430\u043d\u0447\u0438\u0432\u0430\u044f \u043c\u0430\u0441\u0442\u0435\u0440\u043e\u043c. \u0415\u0441\u043b\u0438 \u043c\u0430\u0441\u0442\u0435\u0440 \u0442\u043e\u043b\u044c\u043a\u043e \u043e\u0434\u0438\u043d, \u0432\u044b \u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e \u043f\u043e\u0442\u0435\u0440\u044f\u0435\u0442\u0435 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0443, \u043d\u043e \u043e\u043d \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u0441\u044f \u0441\u0430\u043c.<\/p>\n<p>  <\/p>\n<h4 id=\"cordon-i-drain\">Cordon \u0438 drain<\/h4>\n<p>  <\/p>\n<p>\u0412\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u043c cordon \u0438 drain \u0434\u043b\u044f \u043d\u043e\u0434, \u0447\u0442\u043e\u0431\u044b \u043f\u0435\u0440\u0435\u043d\u0435\u0441\u0442\u0438 \u043f\u043e\u0434\u044b \u043d\u0430 \u0434\u0440\u0443\u0433\u0438\u0435 \u043d\u043e\u0434\u044b.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">root@k8s-cn01:~# kubectl cordon k8s-wn01 node\/k8s-wn01 cordoned  root@k8s-cn01:~# kubectl drain k8s-wn01 --ignore-daemonsets node\/k8s-wn01 already cordoned WARNING: ignoring DaemonSet-managed Pods: kube-system\/kube-proxy-9wnh4, kube-system\/weave-net-pgptm evicting pod default\/nginx-6799fc88d8-r44x9 pod\/nginx-6799fc88d8-r44x9 evicted node\/k8s-wn01 evicted  root@k8s-cn01:~# kubectl get nodes NAME       STATUS                     ROLES                  AGE    VERSION k8s-cn01   Ready                      control-plane,master   138m   v1.20.4 k8s-wn01   Ready,SchedulingDisabled   &lt;none&gt;                 124m   v1.20.4 k8s-wn02   Ready                      &lt;none&gt;                 64m    v1.20.4<\/code><\/pre>\n<p>  <\/p>\n<h4 id=\"ostanavlivaem-servisy\">\u041e\u0441\u0442\u0430\u043d\u0430\u0432\u043b\u0438\u0432\u0430\u0435\u043c \u0441\u0435\u0440\u0432\u0438\u0441\u044b<\/h4>\n<p>  <\/p>\n<pre><code class=\"plaintext\"> systemctl stop kubelet   systemctl stop docker<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u043e\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 kubelet \u0438 docker<\/em><\/p>\n<p>  <\/p>\n<h4 id=\"udalyaem-docker-po-zhelaniyu\">\u0423\u0434\u0430\u043b\u044f\u0435\u043c Docker (\u043f\u043e \u0436\u0435\u043b\u0430\u043d\u0438\u044e)<\/h4>\n<p>  <\/p>\n<p>\u0423\u0434\u0430\u043b\u044f\u0442\u044c Docker \u043d\u0435 \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e, \u043d\u043e \u0442\u0430\u043a \u0432\u0441\u0435 \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u043d\u044f\u0442\u043d\u0435\u0435, \u043d\u0430 \u0434\u0438\u0441\u043a\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0434\u0438\u0442\u0441\u044f \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u043c\u0435\u0441\u0442\u0430, \u0430 \u0440\u0438\u0441\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a \u0431\u0443\u0434\u0435\u0442 \u043c\u0435\u043d\u044c\u0448\u0435.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">apt purge docker-ce docker-ce-cli OR yum remove docker-ce docker-ce-cli<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0435 docker<\/em><\/p>\n<p>  <\/p>\n<h4 id=\"konfiguraciya-containerd\">\u041a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u044f containerd<\/h4>\n<p>  <\/p>\n<p>\u041e\u0442\u043a\u043b\u044e\u0447\u0438\u043c \u0441\u0442\u0440\u043e\u043a\u0443 <code>disabled_plugins \u0432 \/etc\/containerd\/config.toml<\/code>, \u0447\u0442\u043e\u0431\u044b CRI \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u043b\u0441\u044f.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">#disabled_plugins = [&quot;cri&quot;]<\/code><\/pre>\n<p>  <\/p>\n<p><em>\/etc\/containerd\/config.tom<\/em><\/p>\n<p>  <\/p>\n<p>\u0415\u0441\u043b\u0438 \u0434\u043b\u044f cotainerd \u043d\u0435\u0442 \u0444\u0430\u0439\u043b\u0430 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438, \u0441\u043e\u0437\u0434\u0430\u0439\u0442\u0435 \u043d\u043e\u0432\u044b\u0439 \u0434\u0435\u0444\u043e\u043b\u0442\u043d\u044b\u0439 \u0444\u0430\u0439\u043b.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">containerd config default &gt; \/etc\/containerd\/config.toml<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0444\u0430\u0439\u043b\u0430 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438<\/em><\/p>\n<p>  <\/p>\n<p>\u041f\u0435\u0440\u0435\u0437\u0430\u043f\u0443\u0441\u0442\u0438\u043c containerd.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">systemctl restart containerd<\/code><\/pre>\n<p>  <\/p>\n<h4 id=\"menyaem-sredu-zapuska\">\u041c\u0435\u043d\u044f\u0435\u043c \u0441\u0440\u0435\u0434\u0443 \u0437\u0430\u043f\u0443\u0441\u043a\u0430<\/h4>\n<p>  <\/p>\n<p>\u041f\u0440\u0430\u0432\u0438\u043c \u0444\u0430\u0439\u043b <code>\/var\/lib\/kubelet\/kubeadm-flags.env<\/code> \u0438 \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u043c \u0441\u0440\u0435\u0434\u0443 containerd \u0432\u043e \u0444\u043b\u0430\u0433\u0438 \u2014 <code>--container-runtimeremote<\/code> \u0438 <code>--container-runtimeendpoint=unix:\/\/\/run\/containerd\/containerd.sock&quot;<\/code><\/p>\n<p>  <\/p>\n<p>\u0424\u0430\u0439\u043b kubeadm-flags \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0433\u043b\u044f\u0434\u0435\u0442\u044c \u043a\u0430\u043a-\u0442\u043e \u0442\u0430\u043a:<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">KUBELET_KUBEADM_ARGS=&quot;--cgroup-driver=systemd --network-plugin=cni --pod-infra-container-image=k8s.gcr.io\/pause:3.2 --resolv-conf=\/run\/systemd\/resolve\/resolv.conf --container-runtime=remote --container-runtime-endpoint=unix:\/\/\/run\/containerd\/containerd.sock&quot;<\/code><\/pre>\n<p>  <\/p>\n<p><em>\/var\/lib\/kubelet\/kubeadm-flags.env<\/em><\/p>\n<p>  <\/p>\n<h4 id=\"zapuskaem-kubelet\">\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c kubelet<\/h4>\n<p>  <\/p>\n<p>\u0418\u0437\u043c\u0435\u043d\u0438\u0432 \u0441\u0440\u0435\u0434\u0443 \u0437\u0430\u043f\u0443\u0441\u043a\u0430, \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u0441\u0435\u0440\u0432\u0438\u0441 kubelet.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">systemctl start kubelet<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u0437\u0430\u043f\u0443\u0441\u043a kubelet<\/em><\/p>\n<p>  <\/p>\n<h4 id=\"proveryaem\">\u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c<\/h4>\n<p>  <\/p>\n<p>\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c <code>kubectl get nodes -o wide<\/code> \u0438 \u0432\u0438\u0434\u0438\u043c, \u0447\u0442\u043e \u0443 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u043d\u043e\u0439 \u043d\u043e\u0434\u044b \u043d\u043e\u0432\u0430\u044f \u0441\u0440\u0435\u0434\u0430 \u0437\u0430\u043f\u0443\u0441\u043a\u0430.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">NAME       STATUS                   ROLES                  AGE    VERSION   INTERNAL-IP    EXTERNAL-IP   OS-IMAGE             KERNEL-VERSION                             CONTAINER-RUNTIME k8s-cn01   Ready                    control-plane,master   131m   v1.20.4   10.65.79.164   &lt;none&gt;        Ubuntu 20.04.2 LTS   5.4.0-67-generic                           docker:\/\/20.10.5 k8s-wn01   Ready,,SchedulingDisabled        &lt;none&gt;                 117m   v1.20.4   10.65.79.131         &lt;none&gt;        Ubuntu 20.04.2 LTS   5.4.0-67-generic                           containerd:\/\/1.4.4 k8s-wn02   Ready             &lt;none&gt;                 57m    v1.20.4   10.65.79.244   &lt;none&gt;        CentOS Linux 8       4.18.0-240.15.1.el8_3.centos.plus.x86_64   docker:\/\/20.10.5<\/code><\/pre>\n<p>  <\/p>\n<p>\u0418\u0437\u043c\u0435\u043d\u0435\u043d\u043d\u0430\u044f \u043d\u043e\u0434\u0430 \u0432\u0441\u0435 \u0435\u0449\u0435 \u0438\u043c\u0435\u0435\u0442 \u0441\u0442\u0430\u0442\u0443\u0441 cordoned. \u041e\u0442\u043c\u0435\u043d\u0438\u043c \u0435\u0433\u043e.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">root@k8s-cn01:~# kubectl uncordon k8s-wn01 node\/k8s-wn01 uncordoned  root@k8s-cn01:~# kubectl get nodes NAME       STATUS   ROLES                  AGE    VERSION k8s-cn01   Ready    control-plane,master   143m   v1.20.4 k8s-wn01   Ready    &lt;none&gt;                 129m   v1.20.4 k8s-wn02   Ready    &lt;none&gt;                 69m    v1.20.4<\/code><\/pre>\n<p>  <\/p>\n<p>\u0415\u0441\u043b\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c \u043d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441\u044b \u043d\u0430 \u043d\u043e\u0434\u0435 \u0441\u0435\u0439\u0447\u0430\u0441, \u0443\u0432\u0438\u0434\u0438\u043c <em>k8s.io<\/em>. \u041d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441 <em>moby<\/em> \u0442\u0435\u043f\u0435\u0440\u044c \u043f\u0443\u0441\u0442, \u043d\u0438\u043a\u0430\u043a\u0438\u0435 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u044b \u0432 \u043d\u0435\u043c \u043d\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u044e\u0442\u0441\u044f \u2014 \u0432\u0441\u0435 \u043c\u0438\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u043b\u043e \u0432 k8s.io.<\/p>\n<p>  <\/p>\n<pre><code class=\"plaintext\">root@k8s-wn01:~# ctr namespaces list NAME   LABELS k8s.io moby  root@k8s-wn01:~# ctr --namespace moby container list CONTAINER    IMAGE    RUNTIME  root@k8s-wn01:~# ctr --namespace k8s.io container list CONTAINER                                                           IMAGE                                    RUNTIME 08d4b5ca1f0ddd08fff7f64ea4eb12be66b8ec860d119565e553c84d16942d26    docker.io\/weaveworks\/weave-kube:2.8.1    io.containerd.runc.v2 1c9e3f61f542b12abb4b849075b084fb7fe3f69b89ce668d73022c2cd647bcd1    k8s.gcr.io\/pause:3.2                     io.containerd.runc.v2 1f8e0c5a6f8219de1c8f25bbb28d5d5c71b74e9ccfb9620007701847d29f23a2    k8s.gcr.io\/kube-proxy:v1.20.4            io.containerd.runc.v2 39296ebd6017a7c83cd58004c94708c927f10a996a4e6ba0bbf003c6713fe713    docker.io\/weaveworks\/weave-kube:2.8.1    io.containerd.runc.v2 67f812954f46fa5c1f6ab39e681e2481f868309f28bd1b8ba44cce53f5c0071c    docker.io\/weaveworks\/weave-npc:2.8.1     io.containerd.runc.v2 9caed1d57d40cedef736e45adf550eda6a0befd32712e5b6af5d711681ba71f0    k8s.gcr.io\/pause:3.2                     io.containerd.runc.v2<\/code><\/pre>\n<p>  <\/p>\n<p><em>\u043f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u043d\u043e\u0432\u043e\u0433\u043e \u043d\u0435\u0439\u043c\u0441\u043f\u0435\u0439\u0441\u0430 k8s.io<\/em><\/p>\n<p>  <\/p>\n<p>\u041c\u044b \u0443\u0441\u043f\u0435\u0448\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0438\u043b\u0438 CRI, \u0442\u0435\u043f\u0435\u0440\u044c \u043c\u043e\u0436\u043d\u043e \u043f\u043e\u0432\u0442\u043e\u0440\u0438\u0442\u044c \u0432\u0441\u0435 \u0442\u043e \u0436\u0435 \u0441\u0430\u043c\u043e\u0435 \u0434\u043b\u044f \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u0439 \u043d\u043e\u0434\u044b.<\/p>\n<\/div>\n<p> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/550702\/\"> https:\/\/habr.com\/ru\/company\/southbridge\/blog\/550702\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\n<div class=\"post__text post__text-html post__text_v1\" id=\"post-content-body\">\n<p><img decoding=\"async\" src=\"https:\/\/habrastorage.org\/webt\/ez\/9p\/wv\/ez9pwvnwp4gixqa2menttnf6n9e.jpeg\"><\/p>\n<p>  <\/p>\n<p>Kubernetes <a href=\"https:\/\/github.com\/kubernetes\/kubernetes\/blob\/master\/CHANGELOG\/CHANGELOG-1.20.md#https:\/\/github.com\/kubernetes\/kubernetes\/blob\/master\/CHANGELOG\/CHANGELOG-1.20.md\">\u043e\u0442\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u0442 Docker<\/a> \u0434\u043b\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432 \u043f\u043e\u0441\u043b\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 1.20. <em>(\u041f\u0440\u0438\u043c. \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u0447\u0438\u043a\u0430: \u0432 \u0434\u0435\u043a\u0430\u0431\u0440\u0435 \u043c\u044b \u0443\u0436\u0435 \u043f\u0438\u0441\u0430\u043b\u0438 \u043e \u0442\u043e\u043c, \u043a\u0430\u043a \u044d\u0442\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u043f\u043e\u0432\u043b\u0438\u044f\u0435\u0442 \u043d\u0430 \u0437\u0430\u0434\u0430\u0447\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u0438 \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438: <a href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/531820\/\">\u00abDocker is deprecated \u2014 \u0438 \u043a\u0430\u043a \u0442\u0435\u043f\u0435\u0440\u044c \u0431\u044b\u0442\u044c?\u00bb<\/a>)<\/em><\/p>\n<p>  <\/p>\n<p>\u0411\u0435\u0437 \u043f\u0430\u043d\u0438\u043a\u0438. \u041a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u044b Docker \u0432\u0441\u0435 \u0435\u0449\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442\u0441\u044f, \u043d\u043e \u0431\u0435\u0437 dockershim\/Docker \u2014 \u0441\u043b\u043e\u044f \u043c\u0435\u0436\u0434\u0443 Kubernetes \u0438 containerd, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u0443\u0434\u0435\u0442 \u0443\u0434\u0430\u043b\u0435\u043d, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 1.22+.<\/p>\n<p>  <\/p>\n<p>\u0415\u0441\u043b\u0438 \u0432\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0435 Docker, \u043d\u0443\u0436\u043d\u043e \u043f\u0435\u0440\u0435\u0439\u0442\u0438 \u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 container runtime interface (CRI). \u0425\u043e\u0440\u043e\u0448\u0438\u043c \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u043c \u0431\u0443\u0434\u0435\u0442 containerd \u2014 \u043e\u043d \u0443\u0436\u0435 \u0435\u0441\u0442\u044c \u0443 \u0432\u0430\u0441 \u043d\u0430 \u043d\u043e\u0434\u0435 Kubernetes, \u0435\u0441\u043b\u0438 \u0432\u044b \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442\u0435 \u0441 Docker.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-320856","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/320856","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=320856"}],"version-history":[{"count":0,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/320856\/revisions"}],"wp:attachment":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=320856"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=320856"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=320856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}