{"id":184,"date":"2020-09-19T16:42:09","date_gmt":"2020-09-19T07:42:09","guid":{"rendered":"https:\/\/manvscloud.com\/?p=184"},"modified":"2020-09-19T18:20:59","modified_gmt":"2020-09-19T09:20:59","slug":"cka-certified-kubernetes-administrator-%ec%8b%9c%ed%97%98-%eb%8f%84%ec%a0%84","status":"publish","type":"post","link":"https:\/\/manvscloud.com\/?p=184","title":{"rendered":"CKA (Certified Kubernetes Administrator) \uc2dc\ud5d8 \ub3c4\uc804"},"content":{"rendered":"\n

\uc548\ub155\ud558\uc138\uc694? ManVSCloud (\uae40\uc218\ud604)\uc785\ub2c8\ub2e4.
\ub2e4\uc74c \uc790\uaca9\uc99d \uc2dc\ud5d8 \uc900\ube44\ub294 CKA(Certified Kubernetes Administrator)\ub85c \uc815\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

CKA (Certified Kubernetes Administrator) \uc2dc\ud5d8\uc774 \uc62c\ud574 9\uc6d4 1\uc77c \uc0c8\ub85c \uac1c\ud3b8\ub418\uc5b4 \ub098\uc628\ub2e4\ub294
\uc18c\uc2dd\uc744 \ub4e3\uace0 \uc0c8\ub85c \ubc14\ub010 \uc2dc\ud5d8\uc5d0 \ub3c4\uc804\ud574\ubcf4\uae30\ub85c \ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\uc2dc\ud5d8\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

CKA (Certified Kubernetes Administrator)<\/strong><\/h3>\n\n\n\n

CKA 2020<\/strong> : 2020 \ub144 9 \uc6d4 1 \uc77c 00:00 UTC\uc5d0 \uc0ac\uc6a9 \uac00\ub2a5
\uc2dc\ud5d8 \uae30\uac04<\/strong> : 2 \uc2dc\uac04
\uc18c\ud504\ud2b8\uc6e8\uc5b4 \ubc84\uc804<\/strong> : Kubernetes v1.19<\/p>\n\n\n\n

\u25c8  \ud074\ub7ec\uc2a4\ud130 \uc544\ud0a4\ud14d\ucc98, \uc124\uce58 \ubc0f \uad6c\uc131 \u2013 25 %<\/span><\/strong><\/h4>\n\n\n\n

\u261e \uc5ed\ud560 \uae30\ubc18 \uc561\uc138\uc2a4 \uc81c\uc5b4(RBAC) \uad00\ub9ac
\u261e Kubeadm\uc744 \uc0ac\uc6a9\ud558\uc5ec \uae30\ubcf8 \ud074\ub7ec\uc2a4\ud130 \uc124\uce58
\u261e \uace0 \uac00\uc6a9\uc131 Kubernetes \ud074\ub7ec\uc2a4\ud130 \uad00\ub9ac
\u261e Kubernetes \ud074\ub7ec\uc2a4\ud130\ub97c \ubc30\ud3ec\ud558\uae30\uc704\ud55c \uae30\ubcf8 \uc778\ud504\ub77c \ud504\ub85c\ube44\uc800\ub2dd
\u261e Kubeadm\uc744 \uc0ac\uc6a9\ud558\uc5ec Kubernetes \ud074\ub7ec\uc2a4\ud130\uc5d0\uc11c \ubc84\uc804 \uc5c5\uadf8\ub808\uc774\ub4dc \uc218\ud589
\u261e etcd \ubc31\uc5c5 \ubc0f \ubcf5\uc6d0 \uad6c\ud604<\/p>\n\n\n\n

\u25c8 \uc11c\ube44\uc2a4 \ubc0f \ub124\ud2b8\uc6cc\ud0b9 \u2013 20 %<\/span><\/strong><\/h4>\n\n\n\n

\u261e \ud074\ub7ec\uc2a4\ud130 \ub178\ub4dc\uc758 \ud638\uc2a4\ud2b8 \ub124\ud2b8\uc6cc\ud0b9 \uad6c\uc131 \uc774\ud574
\u261e \ud3ec\ub4dc \uac04\uc758 \uc5f0\uacb0 \uc774\ud574
\u261e Cluster IP, NodePort, LoadBalancer \uc11c\ube44\uc2a4 \uc720\ud615 \ubc0f \uc5d4\ub4dc \ud3ec\uc778\ud2b8 \uc774\ud574
\u261e \uc218\uc2e0(Ingress) \ucee8\ud2b8\ub864\ub7ec \ubc0f \uc218\uc2e0(Ingress) \ub9ac\uc18c\uc2a4 \uc0ac\uc6a9 \ubc29\ubc95 \ud30c\uc545
\u261e CoreDNS \uad6c\uc131 \ubc0f \uc0ac\uc6a9 \ubc29\ubc95 \uc774\ud574
\u261e \uc801\uc808\ud55c \ucee8\ud14c\uc774\ub108 \ub124\ud2b8\uc6cc\ud06c \uc778\ud130\ud398\uc774\uc2a4 \ud50c\ub7ec\uadf8\uc778 \uc120\ud0dd <\/p>\n\n\n\n


\u25c8 \ubb38\uc81c \ud574\uacb0 \u2013 30 %<\/span><\/strong><\/h4>\n\n\n\n

\u261e \ud074\ub7ec\uc2a4\ud130 \ubc0f \ub178\ub4dc \ub85c\uae45 \ud3c9\uac00
\u261e \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubaa8\ub2c8\ud130\ub9c1 \ubc29\ubc95 \uc774\ud574
\u261e \ucee8\ud14c\uc774\ub108 stdout \ubc0f stderr \ub85c\uadf8 \uad00\ub9ac
\u261e \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uc624\ub958 \ubb38\uc81c \ud574\uacb0
\u261e \ud074\ub7ec\uc2a4\ud130 \uad6c\uc131 \uc694\uc18c \uc624\ub958 \ubb38\uc81c \ud574\uacb0
\u261e \ub124\ud2b8\uc6cc\ud0b9 \ubb38\uc81c \ud574\uacb0 <\/p>\n\n\n\n


\u25c8 \uc6cc\ud06c\ub85c\ub4dc \ubc0f \uc77c\uc815 \u2013 15 %<\/span><\/strong><\/h4>\n\n\n\n

\u261e \ubc30\ud3ec \ubc0f \ub864\ub9c1 \uc5c5\ub370\uc774\ud2b8 \ubc0f \ub864\ubc31 \uc218\ud589 \ubc29\ubc95 \uc774\ud574
\u261e ConfigMaps \ubc0f Secrets\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uad6c\uc131
\u261e \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ud655\uc7a5 \ubc29\ubc95 \ud30c\uc545
\u261e \uac15\ub825\ud55c \uc790\uac00 \ubcf5\uad6c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uad6c\ud604\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uae30\ubcf8 \uc694\uc18c \uc774\ud574
\u261e \ub9ac\uc18c\uc2a4 \uc81c\ud55c\uc774 \ud3ec\ub4dc \uc2a4\ucf00\uc904\ub9c1\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5 \uc774\ud574
\u261e \ub9e4\ub2c8\ud398\uc2a4\ud2b8 \uad00\ub9ac \ubc0f \uc77c\ubc18\uc801\uc778 \ud15c\ud50c\ub9bf \ub3c4\uad6c\uc5d0 \ub300\ud55c \uc778\uc2dd<\/p>\n\n\n\n

\u25c8 \uc800\uc7a5 \u2013 10 %<\/span><\/strong><\/h4>\n\n\n\n

\u261e \uc2a4\ud1a0\ub9ac\uc9c0 \ud074\ub798\uc2a4, \uc601\uad6c \ubcfc\ub968 \uc774\ud574
\u261e \ubcfc\ub968 \ubaa8\ub4dc, \uc561\uc138\uc2a4 \ubaa8\ub4dc \ubc0f \ubcfc\ub968 \ud68c\uc218 \uc815\ucc45 \uc774\ud574
\u261e \uc601\uad6c \ubcfc\ub968 \ud074\ub808\uc784 \uae30\ubcf8 \uc774\ud574
\u261e \uc601\uad6c \uc2a4\ud1a0\ub9ac\uc9c0\ub85c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uad6c\uc131 \ubc29\ubc95 \uc774\ud574<\/p>\n\n\n\n

\uc2dc\ud5d8 \uc900\ube44 \uae30\uac04\uc740 9~10\uc6d4 \uc815\ub3c4\ub85c \uc608\uc815 \uc911\uc774\uba70,
\ud29c\ud1a0\ub9ac\uc5bc\uc744 \ucc38\uace0\ud558\uc5ec \ucc28\uadfc\ucc28\uadfc \ud558\ub098\uc529 \uc2e4\uc2b5\ud574\ubcfc \uc608\uc815\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\u25b6 https:\/\/kubernetes.io\/ko\/docs\/tutorials\/<\/a><\/p>\n\n\n\n

CKA (Certified Kubernetes Administrator) \uc2dc\ud5d8\uc740 \uc2e4\uae30 \uc2dc\ud5d8\uc774\ub77c \ub9e4\uc6b0 \ud765\ubbf8\ub97c \ub290\ub07c\uace0 \uc788\uc2b5\ub2c8\ub2e4.
\uc800 \uac19\uc740 \uacbd\uc6b0 \uc774\ub860 \uc2dc\ud5d8\uc774\ub77c\ub3c4 \uc2e4\uc2b5\uc744 \ud574\ubcf4\uc9c0 \uc54a\uc73c\uba74 \uc774\ud574\ud558\ub294 \ub370\uc5d0 \uc5b4\ub824\uc6c0\uc744 \uacaa\ub294 \ud3b8\uc774\ub77c
\uc774\ubc88 \ucfe0\ubc84\ub124\ud2f0\uc2a4 \uc2dc\ud5d8\uc740 \uc0c1\ub2f9\ud788 \uc7ac\ubc0c\uc744 \uac83 \uac19\uace0 \uae30\ub300\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

9\uc6d4 1\uc77c\ubd80\ud130 \uacf5\ubd80\ub97c \uc2dc\uc791\ud560 \uc608\uc815\uc774\uba70,
CKA (Certified Kubernetes Administrator) \uc2dc\ud5d8\ub3c4 \ud569\uaca9 \ud6c4 \uac1c\ud3b8 \uc2dc\ud5d8 \ud6c4\uae30\ub85c \ucc3e\uc544\ubd59\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc77d\uc5b4\uc8fc\uc154\uc11c \uac10\uc0ac\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

\uc548\ub155\ud558\uc138\uc694? ManVSCloud (\uae40\uc218\ud604)\uc785\ub2c8\ub2e4.\ub2e4\uc74c \uc790\uaca9\uc99d \uc2dc\ud5d8 \uc900\ube44\ub294 CKA(Certified Kubernetes Administrator)\ub85c \uc815\ud588\uc2b5\ub2c8\ub2e4. CKA (Certified Kubernetes Administrator) \uc2dc\ud5d8\uc774 \uc62c\ud574 9\uc6d4 1\uc77c \uc0c8\ub85c \uac1c\ud3b8\ub418\uc5b4 \ub098\uc628\ub2e4\ub294 \uc18c\uc2dd\uc744 \ub4e3\uace0 \uc0c8\ub85c \ubc14\ub010 \uc2dc\ud5d8\uc5d0 \ub3c4\uc804\ud574\ubcf4\uae30\ub85c \ud588\uc2b5\ub2c8\ub2e4. \uc2dc\ud5d8\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. CKA (Certified Kubernetes Administrator) CKA 2020 : 2020 \ub144 9 \uc6d4 1 \uc77c 00:00 UTC\uc5d0 \uc0ac\uc6a9 \uac00\ub2a5\uc2dc\ud5d8 \uae30\uac04 : 2 \uc2dc\uac04\uc18c\ud504\ud2b8\uc6e8\uc5b4 \ubc84\uc804 : Kubernetes v1.19 \u25c8  \ud074\ub7ec\uc2a4\ud130 \uc544\ud0a4\ud14d\ucc98, \uc124\uce58 \ubc0f \uad6c\uc131 \u2013 25 % \u261e \uc5ed\ud560 \uae30\ubc18 \uc561\uc138\uc2a4 \uc81c\uc5b4(RBAC) \uad00\ub9ac\u261e Kubeadm\uc744 \uc0ac\uc6a9\ud558\uc5ec \uae30\ubcf8 \ud074\ub7ec\uc2a4\ud130 \uc124\uce58\u261e \uace0 \uac00\uc6a9\uc131 Kubernetes \ud074\ub7ec\uc2a4\ud130 \uad00\ub9ac\u261e Kubernetes \ud074\ub7ec\uc2a4\ud130\ub97c \ubc30\ud3ec\ud558\uae30\uc704\ud55c \uae30\ubcf8 \uc778\ud504\ub77c \ud504\ub85c\ube44\uc800\ub2dd\u261e Kubeadm\uc744 \uc0ac\uc6a9\ud558\uc5ec Kubernetes \ud074\ub7ec\uc2a4\ud130\uc5d0\uc11c \ubc84\uc804 \uc5c5\uadf8\ub808\uc774\ub4dc \uc218\ud589\u261e etcd \ubc31\uc5c5 \ubc0f \ubcf5\uc6d0 \uad6c\ud604 \u25c8 \uc11c\ube44\uc2a4 \ubc0f \ub124\ud2b8\uc6cc\ud0b9 \u2013 20 % \u261e \ud074\ub7ec\uc2a4\ud130 \ub178\ub4dc\uc758 \ud638\uc2a4\ud2b8 \ub124\ud2b8\uc6cc\ud0b9 \uad6c\uc131 \uc774\ud574\u261e \ud3ec\ub4dc \uac04\uc758 \uc5f0\uacb0 \uc774\ud574\u261e Cluster IP, NodePort, LoadBalancer \uc11c\ube44\uc2a4 \uc720\ud615 \ubc0f \uc5d4\ub4dc \ud3ec\uc778\ud2b8 \uc774\ud574\u261e \uc218\uc2e0(Ingress) \ucee8\ud2b8\ub864\ub7ec \ubc0f \uc218\uc2e0(Ingress) \ub9ac\uc18c\uc2a4 \uc0ac\uc6a9 \ubc29\ubc95 \ud30c\uc545\u261e CoreDNS \uad6c\uc131 \ubc0f \uc0ac\uc6a9 \ubc29\ubc95 \uc774\ud574\u261e \uc801\uc808\ud55c \ucee8\ud14c\uc774\ub108 \ub124\ud2b8\uc6cc\ud06c \uc778\ud130\ud398\uc774\uc2a4 \ud50c\ub7ec\uadf8\uc778 \uc120\ud0dd  \u25c8 \ubb38\uc81c \ud574\uacb0 \u2013 30 % \u261e \ud074\ub7ec\uc2a4\ud130 \ubc0f \ub178\ub4dc \ub85c\uae45 \ud3c9\uac00\u261e \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubaa8\ub2c8\ud130\ub9c1 \ubc29\ubc95 \uc774\ud574\u261e \ucee8\ud14c\uc774\ub108 stdout \ubc0f stderr \ub85c\uadf8 \uad00\ub9ac\u261e \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uc624\ub958 \ubb38\uc81c \ud574\uacb0\u261e \ud074\ub7ec\uc2a4\ud130 \uad6c\uc131 \uc694\uc18c \uc624\ub958 \ubb38\uc81c \ud574\uacb0\u261e \ub124\ud2b8\uc6cc\ud0b9 \ubb38\uc81c \ud574\uacb0  \u25c8 \uc6cc\ud06c\ub85c\ub4dc \ubc0f \uc77c\uc815 \u2013 15 % \u261e \ubc30\ud3ec \ubc0f \ub864\ub9c1 \uc5c5\ub370\uc774\ud2b8 \ubc0f \ub864\ubc31 \uc218\ud589 \ubc29\ubc95 \uc774\ud574\u261e ConfigMaps \ubc0f Secrets\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uad6c\uc131\u261e \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ud655\uc7a5 \ubc29\ubc95 \ud30c\uc545\u261e \uac15\ub825\ud55c \uc790\uac00 \ubcf5\uad6c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uad6c\ud604\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uae30\ubcf8 \uc694\uc18c \uc774\ud574\u261e \ub9ac\uc18c\uc2a4 \uc81c\ud55c\uc774 \ud3ec\ub4dc \uc2a4\ucf00\uc904\ub9c1\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5 \uc774\ud574\u261e \ub9e4\ub2c8\ud398\uc2a4\ud2b8 \uad00\ub9ac \ubc0f \uc77c\ubc18\uc801\uc778 \ud15c\ud50c\ub9bf \ub3c4\uad6c\uc5d0 \ub300\ud55c \uc778\uc2dd \u25c8 \uc800\uc7a5 \u2013 10 % \u261e \uc2a4\ud1a0\ub9ac\uc9c0 \ud074\ub798\uc2a4, \uc601\uad6c \ubcfc\ub968 \uc774\ud574\u261e \ubcfc\ub968 \ubaa8\ub4dc, \uc561\uc138\uc2a4 \ubaa8\ub4dc \ubc0f \ubcfc\ub968 \ud68c\uc218 \uc815\ucc45 \uc774\ud574\u261e \uc601\uad6c \ubcfc\ub968 \ud074\ub808\uc784 \uae30\ubcf8 \uc774\ud574\u261e \uc601\uad6c \uc2a4\ud1a0\ub9ac\uc9c0\ub85c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uad6c\uc131 \ubc29\ubc95 \uc774\ud574 \uc2dc\ud5d8 \uc900\ube44 \uae30\uac04\uc740 9~10\uc6d4 \uc815\ub3c4\ub85c \uc608\uc815 \uc911\uc774\uba70,\ud29c\ud1a0\ub9ac\uc5bc\uc744 \ucc38\uace0\ud558\uc5ec \ucc28\uadfc\ucc28\uadfc \ud558\ub098\uc529 \uc2e4\uc2b5\ud574\ubcfc \uc608\uc815\uc785\ub2c8\ub2e4. \u25b6 https:\/\/kubernetes.io\/ko\/docs\/tutorials\/ CKA (Certified Kubernetes Administrator) \uc2dc\ud5d8\uc740 \uc2e4\uae30 \uc2dc\ud5d8\uc774\ub77c \ub9e4\uc6b0 \ud765\ubbf8\ub97c \ub290\ub07c\uace0 \uc788\uc2b5\ub2c8\ub2e4.\uc800 \uac19\uc740 \uacbd\uc6b0 \uc774\ub860 \uc2dc\ud5d8\uc774\ub77c\ub3c4 \uc2e4\uc2b5\uc744 \ud574\ubcf4\uc9c0 \uc54a\uc73c\uba74 \uc774\ud574\ud558\ub294 \ub370\uc5d0 \uc5b4\ub824\uc6c0\uc744 \uacaa\ub294 \ud3b8\uc774\ub77c\uc774\ubc88 \ucfe0\ubc84\ub124\ud2f0\uc2a4 \uc2dc\ud5d8\uc740 \uc0c1\ub2f9\ud788 \uc7ac\ubc0c\uc744 \uac83 \uac19\uace0 \uae30\ub300\uac00 \ub429\ub2c8\ub2e4. 9\uc6d4 1\uc77c\ubd80\ud130 \uacf5\ubd80\ub97c \uc2dc\uc791\ud560 \uc608\uc815\uc774\uba70,CKA (Certified Kubernetes Administrator) […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[14],"tags":[22,24,23,21,12,25],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts\/184"}],"collection":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=184"}],"version-history":[{"count":2,"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts\/184\/revisions"}],"predecessor-version":[{"id":187,"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts\/184\/revisions\/187"}],"wp:attachment":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}