{"id":2723,"date":"2026-10-24T09:39:45","date_gmt":"2026-10-24T09:39:45","guid":{"rendered":"https:\/\/wayhope.kro.kr\/?p=2723"},"modified":"2026-10-24T09:39:45","modified_gmt":"2026-10-24T09:39:45","slug":"kubernetes-%ed%99%95%ec%9e%a5-%eb%b0%8f-%ec%95%88%ec%a0%95%ec%84%b1-%ec%84%a4%ea%b3%84","status":"publish","type":"post","link":"https:\/\/wayhope.kro.kr\/?p=2723","title":{"rendered":"Kubernetes \ud655\uc7a5 \ubc0f \uc548\uc815\uc131 \uc124\uacc4"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Kubernetes\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ucee8\ud14c\uc774\ub108 \ub2e8\uc704\ub85c \uc2e4\ud589\ud558\uace0 \uad00\ub9ac\ud558\ub294 \uc624\ucf00\uc2a4\ud2b8\ub808\uc774\uc158 \ud50c\ub7ab\ud3fc\uc774\ub2e4. \ud558\uc9c0\ub9cc \ucee8\ud14c\uc774\ub108\ub97c \ubc30\ud3ec\ud558\ub294 \uac83\ub9cc\uc73c\ub85c \uc548\uc815\uc801\uc778 \uc11c\ube44\uc2a4\ub97c \ubcf4\uc7a5\ud560 \uc218\ub294 \uc5c6\ub2e4. \ud2b8\ub798\ud53d \uc99d\uac00\uc5d0 \ub300\uc751\ud558\uace0, \ub9ac\uc18c\uc2a4 \uc0ac\uc6a9\ub7c9\uc744 \uc81c\uc5b4\ud558\uba70, \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac10\uc9c0\ud558\uace0 \ubcf5\uad6c\ud558\ub294 \uccb4\uacc4\uac00 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes\ub294 HPA, Requests\uc640 Limits, Probe, Rolling Update \ub4f1\uc758 \uae30\ub2a5\uc744 \ud1b5\ud574 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ud655\uc7a5\uc131\uacfc \uc548\uc815\uc131\uc744 \uad00\ub9ac\ud55c\ub2e4. \uc5ec\uae30\uc5d0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc790\uccb4\uc758 Graceful Shutdown\uacfc \uc7a5\uc560 \ubcf5\uad6c \ub85c\uc9c1\uc744 \uacb0\ud569\ud558\uba74 \uc11c\ube44\uc2a4 \uc911\ub2e8\uc744 \ucd5c\uc18c\ud654\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">HPA(Horizontal Pod Autoscaler)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">HPA\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ubd80\ud558\uc5d0 \ub530\ub77c Pod\uc758 \uac1c\uc218\ub97c \uc790\ub3d9\uc73c\ub85c \uc870\uc815\ud558\ub294 \uae30\ub2a5\uc774\ub2e4. CPU \uc0ac\uc6a9\ub960, \uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub960 \ub610\ub294 \uc678\ubd80 \uba54\ud2b8\ub9ad\uc744 \uae30\uc900\uc73c\ub85c \ud544\uc694\ud55c Pod \uac1c\uc218\ub97c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \uac8c\uc784 \ud50c\ub7ab\ud3fc\uc5d0\uc11c \ud3c9\uc18c\uc5d0\ub294 \uc18c\uc218\uc758 Pod\ub85c \uc11c\ube44\uc2a4\ub97c \uc6b4\uc601\ud558\ub2e4\uac00 \uc774\ubca4\ud2b8\ub098 \ub300\uaddc\ubaa8 \uc5c5\ub370\uc774\ud2b8\ub85c \uc811\uc18d\uc790\uac00 \uc99d\uac00\ud558\uba74 HPA\uac00 Pod\ub97c \ucd94\uac00\ub85c \uc0dd\uc131\ud560 \uc218 \uc788\ub2e4. \ud2b8\ub798\ud53d\uc774 \uac10\uc18c\ud558\uba74 \ubd88\ud544\uc694\ud55c Pod\ub97c \uc904\uc5ec \ub9ac\uc18c\uc2a4 \ube44\uc6a9\uc744 \uc808\uac10\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HPA\uc758 \ub3d9\uc791 \uc6d0\ub9ac<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HPA\ub294 \uc9c0\uc815\ub41c \uba54\ud2b8\ub9ad\uc758 \ud604\uc7ac \uac12\uacfc \ubaa9\ud45c \uac12\uc744 \ube44\uad50\ud574 \uc6d0\ud558\ub294 \ubcf5\uc81c\ubcf8 \uc218\ub97c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \uacc4\uc0b0 \uac1c\ub150\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc6d0\ud558\ub294 Pod \uc218 = \ud604\uc7ac Pod \uc218 \u00d7 (\ud604\uc7ac \uba54\ud2b8\ub9ad \uac12 \/ \ubaa9\ud45c \uba54\ud2b8\ub9ad \uac12)<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ud604\uc7ac Pod\uac00 \uc801\uace0 CPU \uc0ac\uc6a9\ub960\uc774 \ubaa9\ud45c\ubcf4\ub2e4 \ub192\ub2e4\uba74 Pod \uc218\ub97c \ub298\ub9b0\ub2e4. \ubc18\ub300\ub85c CPU \uc0ac\uc6a9\ub960\uc774 \ubaa9\ud45c\ubcf4\ub2e4 \ub0ae\ub2e4\uba74 Pod \uc218\ub97c \uc904\uc77c \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \ub3d9\uc791\uc5d0\uc11c\ub294 \ucd5c\uc18c\u00b7\ucd5c\ub300 \ubcf5\uc81c\ubcf8 \uc218, \uba54\ud2b8\ub9ad \uc218\uc9d1 \uc8fc\uae30, \uc548\uc815\ud654 \uc815\ucc45 \ub4f1\uc758 \uc870\uac74\uc774 \ud568\uaed8 \uc801\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HPA \uc124\uc815 \uc608\uc2dc<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>apiVersion: autoscaling\/v2\nkind: HorizontalPodAutoscaler\nmetadata:\n  name: game-api-hpa\nspec:\n  scaleTargetRef:\n    apiVersion: apps\/v1\n    kind: Deployment\n    name: game-api\n  minReplicas: 2\n  maxReplicas: 10\n  metrics:\n    - type: Resource\n      resource:\n        name: cpu\n        target:\n          type: Utilization\n          averageUtilization: 60<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc124\uc815\uc740 <code>game-api<\/code> Deployment\uc758 Pod \uc218\ub97c \ucd5c\uc18c \ub450 \uac1c, \ucd5c\ub300 \uc5f4 \uac1c\ub85c \uc720\uc9c0\ud558\uba74\uc11c \ud3c9\uade0 CPU \uc0ac\uc6a9\ub960\uc774 \ubaa9\ud45c \uc218\uc900\uc5d0 \uac00\uae4c\uc6cc\uc9c0\ub3c4\ub85d \uc870\uc815\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CPU \uc0ac\uc6a9\ub960\uc744 \uae30\uc900\uc73c\ub85c HPA\ub97c \uc0ac\uc6a9\ud558\ub824\uba74 \ucee8\ud14c\uc774\ub108\uc5d0 CPU Requests\uac00 \uc124\uc815\ub418\uc5b4 \uc788\uc5b4\uc57c \ud55c\ub2e4. \uba54\ud2b8\ub9ad\uc744 \uc218\uc9d1\ud560 \uc218 \uc788\ub294 Metrics Server \ub4f1\uc758 \uad6c\uc131\ub3c4 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HPA \uc124\uacc4 \uc2dc \uc8fc\uc758\uc810<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pod\uac00 \uc99d\uac00\ud574\ub3c4 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub098 \uc678\ubd80 API\uac00 \ubcd1\ubaa9\uc774\uba74 \uc804\uccb4 \ucc98\ub9ac\ub7c9\uc740 \uc99d\uac00\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\ub2e4.<\/li>\n\n\n\n<li>\uc0c8\ub85c\uc6b4 Pod\uac00 \uc900\ube44\ub418\uae30\uae4c\uc9c0 \uc2dc\uac04\uc774 \ud544\uc694\ud558\ubbc0\ub85c \uae09\uaca9\ud55c \ud2b8\ub798\ud53d \uc99d\uac00\uc5d0\ub294 \ub300\uc751\uc774 \ub2a6\uc744 \uc218 \uc788\ub2e4.<\/li>\n\n\n\n<li>\ucd5c\uc18c \ubcf5\uc81c\ubcf8 \uc218\ub294 \uc7a5\uc560 \ud5c8\uc6a9 \uc218\uc900\uacfc \ube44\uc6a9\uc744 \uace0\ub824\ud574 \uacb0\uc815\ud574\uc57c \ud55c\ub2e4.<\/li>\n\n\n\n<li>CPU\ub9cc\uc73c\ub85c \ubd80\ud558\ub97c \ud310\ub2e8\ud558\uae30 \uc5b4\ub824\uc6b4 \uacbd\uc6b0 \uc694\uccad \ub300\uae30\uc5f4 \uae38\uc774, \ub3d9\uc2dc \uc811\uc18d\uc790 \uc218, \ucd08\ub2f9 \uc694\uccad \uc218 \ub4f1\uc758 \uba54\ud2b8\ub9ad\uc744 \ud65c\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/li>\n\n\n\n<li>scale-down \uc548\uc815\ud654 \uc815\ucc45\uc744 \uc801\uc6a9\ud558\uba74 \ubd80\ud558\uac00 \uc77c\uc2dc\uc801\uc73c\ub85c \uac10\uc18c\ud588\uc744 \ub54c Pod\uac00 \uacfc\ub3c4\ud558\uac8c \uc81c\uac70\ub418\ub294 \ud604\uc0c1\uc744 \uc904\uc77c \uc218 \uc788\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">HPA\ub294 Pod\uc758 \uc218\ub97c \uc870\uc808\ud558\ub294 \uae30\ub2a5\uc774\ub2e4. \uc2e4\uc81c \uc11c\ubc84 \uc790\uc6d0\uc774 \ubd80\uc871\ud558\ub2e4\uba74 \ub178\ub4dc\ub97c \ucd94\uac00\ud558\ub294 Cluster Autoscaler \ub4f1\uc758 \uae30\ub2a5\ub3c4 \ud568\uaed8 \uace0\ub824\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Requests\uc640 Limits<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Requests\uc640 Limits\ub294 \ucee8\ud14c\uc774\ub108\uac00 \uc0ac\uc6a9\ud560 CPU\uc640 \uba54\ubaa8\ub9ac \uc790\uc6d0\uc744 \uad00\ub9ac\ud558\uae30 \uc704\ud55c \uc124\uc815\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Requests\ub294 \uc2a4\ucf00\uc904\ub7ec\uac00 Pod\ub97c \uc5b4\ub290 \ub178\ub4dc\uc5d0 \ubc30\uce58\ud560\uc9c0 \uacb0\uc815\ud560 \ub54c \ucc38\uace0\ud558\ub294 \uc790\uc6d0 \uc694\uccad\ub7c9\uc774\ub2e4. Limits\ub294 \ucee8\ud14c\uc774\ub108\uac00 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc790\uc6d0\uc758 \uc0c1\ud55c\uc744 \uc124\uc815\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Requests<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Requests\ub294 \ucee8\ud14c\uc774\ub108\uac00 \uc815\uc0c1\uc801\uc73c\ub85c \uc2e4\ud589\ub418\uae30 \uc704\ud574 \ud544\uc694\ud55c \uc790\uc6d0\ub7c9\uc744 \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes \uc2a4\ucf00\uc904\ub7ec\ub294 \ub178\ub4dc\uc758 \ud560\ub2f9 \uac00\ub2a5\ud55c \uc790\uc6d0\uacfc \uac01 Pod\uc758 Requests\ub97c \uace0\ub824\ud574 \ubc30\uce58 \uc704\uce58\ub97c \uacb0\uc815\ud55c\ub2e4. Requests\uac00 \uc9c0\ub098\uce58\uac8c \ub192\uc73c\uba74 \ub178\ub4dc\uc5d0 \uc790\uc6d0\uc774 \ub0a8\uc544 \uc788\uc5b4\ub3c4 Pod\uac00 \ubc30\uce58\ub418\uc9c0 \uc54a\uc744 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ub300\ub85c Requests\uac00 \uc9c0\ub098\uce58\uac8c \ub0ae\uc73c\uba74 \uc2e4\uc81c \ubd80\ud558\ub97c \uac10\ub2f9\ud560 \uc790\uc6d0\uc774 \ucda9\ubd84\ud788 \ud655\ubcf4\ub418\uc9c0 \uc54a\uc744 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Limits<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Limits\ub294 \ucee8\ud14c\uc774\ub108\uc758 \uc790\uc6d0 \uc0ac\uc6a9\ub7c9\uc744 \uc81c\ud55c\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CPU Limit\uc5d0 \ub3c4\ub2ec\ud558\uba74 CPU \uc0ac\uc6a9\uc774 \uc81c\ud55c\ub418\uc5b4 \ucc98\ub9ac \uc9c0\uc5f0\uc774 \uc99d\uac00\ud560 \uc218 \uc788\ub2e4. \uba54\ubaa8\ub9ac Limit\uc744 \ucd08\uacfc\ud558\uba74 \ucee8\ud14c\uc774\ub108\uac00 OOMKilled \uc0c1\ud0dc\ub85c \uc885\ub8cc\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CPU\uc640 \uba54\ubaa8\ub9ac\ub294 \ub3d9\uc791 \ubc29\uc2dd\uc774 \ub2e4\ub974\ub2e4\ub294 \uc810\uc5d0 \uc8fc\uc758\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CPU\ub294 \uc555\ucd95 \uac00\ub2a5\ud55c \uc790\uc6d0\uc774\ubbc0\ub85c Limit\uc744 \ucd08\uacfc\ud558\ub294 \uc0ac\uc6a9\ub7c9\uc774 \uc81c\ud55c\ub420 \uc218 \uc788\ub2e4.<\/li>\n\n\n\n<li>\uba54\ubaa8\ub9ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc555\ucd95 \ubd88\uac00\ub2a5\ud55c \uc790\uc6d0\uc774\ubbc0\ub85c \uc0ac\uc6a9\ub7c9\uc774 \ud55c\ub3c4\ub97c \ub118\uc73c\uba74 \ud504\ub85c\uc138\uc2a4\uac00 \uc885\ub8cc\ub420 \uc218 \uc788\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\uc124\uc815 \uc608\uc2dc<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>resources:\n  requests:\n    cpu: \"250m\"\n    memory: \"256Mi\"\n  limits:\n    cpu: \"500m\"\n    memory: \"512Mi\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc124\uc815\uc740 \ucee8\ud14c\uc774\ub108\uac00 CPU 250m\uc640 \uba54\ubaa8\ub9ac 256Mi\ub97c \uc694\uccad\ud558\uba70, CPU \uc0ac\uc6a9\ub7c9\uc740 \ucd5c\ub300 500m, \uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub7c9\uc740 \ucd5c\ub300 512Mi\ub85c \uc81c\ud55c\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CPU\uc758 <code>m<\/code>\uc740 \ubc00\ub9ac\ucf54\uc5b4 \ub2e8\uc704\ub2e4. <code>1000m<\/code>\ub294 CPU \ucf54\uc5b4 \ud558\ub098\uc5d0 \ud574\ub2f9\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc790\uc6d0 \uc124\uc815 \uc804\ub7b5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Requests\uc640 Limits\ub97c \uc124\uc815\ud560 \ub54c\ub294 \uc2e4\uc81c \ubd80\ud558 \ud14c\uc2a4\ud2b8\uc640 \uc6b4\uc601 \ud658\uacbd\uc758 \uba54\ud2b8\ub9ad\uc744 \ucc38\uace0\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Requests\ub294 \uc815\uc0c1\uc801\uc778 \ubd80\ud558\uc5d0\uc11c \ud544\uc694\ud55c \uc790\uc6d0\uc744 \uae30\uc900\uc73c\ub85c \uc124\uc815\ud55c\ub2e4.<\/li>\n\n\n\n<li>Limits\ub294 \uc21c\uac04\uc801\uc778 \ubd80\ud558\uc640 \uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub7c9\uc758 \ubcc0\ub3d9\uc744 \uace0\ub824\ud574 \uacb0\uc815\ud55c\ub2e4.<\/li>\n\n\n\n<li>CPU Limit\uc774 \ub108\ubb34 \ub0ae\uc73c\uba74 \ucc98\ub9ac\ub7c9\uc774 \uac10\uc18c\ud558\uac70\ub098 \uc9c0\uc5f0 \uc2dc\uac04\uc774 \uc99d\uac00\ud560 \uc218 \uc788\ub2e4.<\/li>\n\n\n\n<li>\uba54\ubaa8\ub9ac Limit\uc740 \uba54\ubaa8\ub9ac \ub204\uc218\uc640 \uc21c\uac04\uc801\uc778 \uba54\ubaa8\ub9ac \uae09\uc99d\uc744 \uace0\ub824\ud574 \uc124\uc815\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc5ec\ub7ec \ucee8\ud14c\uc774\ub108\uac00 \ub3d9\uc77c\ud55c \ub178\ub4dc\uc5d0 \ubc30\uce58\ub420 \uc218 \uc788\uc73c\ubbc0\ub85c \ub178\ub4dc \uc804\uccb4 \uc790\uc6d0\ub3c4 \ud568\uaed8 \ud655\uc778\ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \uc2e4\uc2dc\uac04 \uac8c\uc784 \uc11c\ubc84\ub294 CPU \uc81c\ud55c\uc73c\ub85c \uc778\ud574 \ud2f1 \ucc98\ub9ac\ub098 \uba54\uc2dc\uc9c0 \uc804\uc1a1\uc774 \uc9c0\uc5f0\ub420 \uc218 \uc788\ub2e4. \ud3c9\uade0 \uc0ac\uc6a9\ub7c9\ubfd0 \uc544\ub2c8\ub77c \ud53c\ud06c \uc0ac\uc6a9\ub7c9\uacfc p95\u00b7p99 \uc9c0\uc5f0 \uc2dc\uac04\ub3c4 \ud568\uaed8 \ud655\uc778\ud558\ub294 \uac83\uc774 \uc88b\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Liveness\u00b7Readiness\u00b7Startup Probe<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Probe\ub294 Kubernetes\uac00 \ucee8\ud14c\uc774\ub108\uc758 \uc0c1\ud0dc\ub97c \ud310\ub2e8\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ud558\ub294 \uac80\uc0ac \uae30\ub2a5\uc774\ub2e4. \ucee8\ud14c\uc774\ub108 \ud504\ub85c\uc138\uc2a4\uac00 \uc2e4\ud589 \uc911\uc774\ub77c\ub294 \uc0ac\uc2e4\ub9cc\uc73c\ub85c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc815\uc0c1\uc774\ub77c\uace0 \ud310\ub2e8\ud560 \uc218\ub294 \uc5c6\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes\ub294 \ubaa9\uc801\uc5d0 \ub530\ub77c Liveness, Readiness, Startup Probe\ub97c \uad6c\ubd84\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Liveness Probe<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Liveness Probe\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc815\uc0c1\uc801\uc73c\ub85c \ub3d9\uc791\ud558\uace0 \uc788\ub294\uc9c0 \ud655\uc778\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ud504\ub85c\uc138\uc2a4\uac00 \uc2e4\ud589 \uc911\uc774\uc9c0\ub9cc \ub0b4\ubd80 \uad50\ucc29 \uc0c1\ud0dc\uc5d0 \ube60\uc838 \uc694\uccad\uc744 \ucc98\ub9ac\ud558\uc9c0 \ubabb\ud55c\ub2e4\uba74 Liveness Probe\uac00 \uc774\ub97c \uac10\uc9c0\ud560 \uc218 \uc788\ub2e4. \uac80\uc0ac\uc5d0 \ubc18\ubcf5\uc801\uc73c\ub85c \uc2e4\ud328\ud558\uba74 Kubernetes\ub294 \ud574\ub2f9 \ucee8\ud14c\uc774\ub108\ub97c \uc7ac\uc2dc\uc791\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\ub9cc \uc678\ubd80 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0\uc774 \uc7a0\uc2dc \ub04a\uacbc\ub2e4\ub294 \uc774\uc720\ub9cc\uc73c\ub85c Liveness Probe\uac00 \uc2e4\ud328\ud558\ub3c4\ub85d \uc124\uacc4\ud558\uba74 \ubb38\uc81c\uac00 \ucee4\uc9c8 \uc218 \uc788\ub2e4. \uc5ec\ub7ec Pod\uac00 \ub3d9\uc2dc\uc5d0 \uc7ac\uc2dc\uc791\ud558\uba74\uc11c \ubcf5\uad6c\uac00 \uc9c0\uc5f0\ub420 \uc218 \uc788\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Liveness\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ub0b4\ubd80\uc758 \ube44\uc815\uc0c1 \uc0c1\ud0dc\ub97c \ud310\ub2e8\ud558\ub294 \ub370 \uc9d1\uc911\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Readiness Probe<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Readiness Probe\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc2e4\uc81c \uc694\uccad\uc744 \ucc98\ub9ac\ud560 \uc900\ube44\uac00 \ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac80\uc0ac\uc5d0 \uc2e4\ud328\ud55c Pod\ub294 \uc77c\ubc18\uc801\uc73c\ub85c Service\uc758 \uc815\uc0c1\uc801\uc778 \ud2b8\ub798\ud53d \uc804\ub2ec \ub300\uc0c1\uc5d0\uc11c \uc81c\uc678\ub41c\ub2e4. \ucee8\ud14c\uc774\ub108\uac00 \uc885\ub8cc\ub418\uc9c0 \uc54a\ub354\ub77c\ub3c4 \uc694\uccad\uc744 \ubc1b\uc9c0 \uc54a\ub3c4\ub85d \uc81c\uc5b4\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784 \uc11c\ubc84\uac00 \uc2dc\uc791\ub41c \uc9c1\ud6c4 \ub370\uc774\ud130 \ub85c\ub529\uc774\ub098 \ucd08\uae30\ud654 \uc791\uc5c5\uc744 \uc9c4\ud589\ud558\uace0 \uc788\ub2e4\uba74, \uc900\ube44\uac00 \uc644\ub8cc\ub420 \ub54c\uae4c\uc9c0 Readiness Probe\ub97c \uc2e4\ud328 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Readiness\ub294 \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud55c Pod\ub85c \uc694\uccad\uc774 \uc804\ub2ec\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Startup Probe<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Startup Probe\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ucd08\uae30 \uc2dc\uc791\uc774 \uc644\ub8cc\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd08\uae30 \ub370\uc774\ud130 \ub85c\ub529\uc774\ub098 \uce90\uc2dc \uad6c\uc131\uc5d0 \uc2dc\uac04\uc774 \uc624\ub798 \uac78\ub9ac\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc2dc\uc791 \uc9c1\ud6c4 Liveness Probe\uc758 \uac80\uc0ac\uc5d0 \uc2e4\ud328\ud560 \uc218 \uc788\ub2e4. Startup Probe\ub97c \uc0ac\uc6a9\ud558\uba74 \ucd08\uae30\ud654\uac00 \uc644\ub8cc\ub420 \ub54c\uae4c\uc9c0 Liveness\uc640 Readiness \uac80\uc0ac\ub97c \uc720\uc608\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Startup Probe\uac00 \ud65c\uc131\ud654\ub41c \ub3d9\uc548\uc5d0\ub294 \ud574\ub2f9 Probe\uac00 \uc131\uacf5\ud560 \ub54c\uae4c\uc9c0 Liveness\uc640 Readiness \uac80\uc0ac\uac00 \uc2e4\ud589\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Probe \uc124\uc815 \uc608\uc2dc<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>containers:\n  - name: game-api\n    image: game-api:latest\n    ports:\n      - containerPort: 8080\n\n    startupProbe:\n      httpGet:\n        path: \/health\/startup\n        port: 8080\n      periodSeconds: 5\n      failureThreshold: 30\n\n    livenessProbe:\n      httpGet:\n        path: \/health\/live\n        port: 8080\n      periodSeconds: 10\n      failureThreshold: 3\n\n    readinessProbe:\n      httpGet:\n        path: \/health\/ready\n        port: 8080\n      periodSeconds: 5\n      failureThreshold: 3<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc124\uc815\uc740 \uc2dc\uc791 \uc0c1\ud0dc\ub97c \ud655\uc778\ud558\uace0, \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc0dd\uc874 \uc5ec\ubd80\uc640 \uc694\uccad \ucc98\ub9ac \uc900\ube44 \uc0c1\ud0dc\ub97c \uac01\uac01 \uac80\uc0ac\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>failureThreshold<\/code>\ub294 \uc5f0\uc18d \uc2e4\ud328 \ud5c8\uc6a9 \ud69f\uc218\uc774\uba70, \uc2e4\uc81c \uac10\uc9c0 \uc2dc\uac04\uc740 <code>periodSeconds<\/code>, <code>timeoutSeconds<\/code>, \ucd08\uae30 \uc9c0\uc5f0 \ub4f1\uc758 \uc124\uc815\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c4\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c\ub294 \uac01 \uc5d4\ub4dc\ud3ec\uc778\ud2b8\uc758 \uc758\ubbf8\ub97c \uba85\ud655\ud788 \ubd84\ub9ac\ud574\uc57c \ud55c\ub2e4. Liveness \uac80\uc0ac\uc5d0\uc11c \ubaa8\ub4e0 \uc678\ubd80 \uc758\uc874\uc131\uc758 \uc0c1\ud0dc\ub97c \ud655\uc778\ud558\uac70\ub098 Readiness \uac80\uc0ac\ub97c \uc9c0\ub098\uce58\uac8c \uc5c4\uaca9\ud558\uac8c \uad6c\uc131\ud558\uba74 \ubd88\ud544\uc694\ud55c \uc7a5\uc560 \uc804\ud30c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Rolling Update<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rolling Update\ub294 \uae30\uc874 Pod\ub97c \ud55c \ubc88\uc5d0 \ubaa8\ub450 \uc81c\uac70\ud558\uc9c0 \uc54a\uace0 \uc0c8 \ubc84\uc804\uc758 Pod\ub97c \uc810\uc9c4\uc801\uc73c\ub85c \ubc30\ud3ec\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc5c5\ub370\uc774\ud2b8\ud560 \ub54c \ubaa8\ub4e0 Pod\ub97c \ub3d9\uc2dc\uc5d0 \uc885\ub8cc\ud558\uba74 \uc11c\ube44\uc2a4\uac00 \uc911\ub2e8\ub420 \uc218 \uc788\ub2e4. Rolling Update\ub294 \uc0c8 Pod\ub97c \uc0dd\uc131\ud558\uace0 \uc815\uc0c1\uc801\uc73c\ub85c \uc900\ube44\ub41c \uac83\uc744 \ud655\uc778\ud55c \ub4a4 \uae30\uc874 Pod\ub97c \uc904\uc774\ub294 \ubc29\uc2dd\uc73c\ub85c \uac00\uc6a9\uc131\uc744 \uc720\uc9c0\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Rolling Update\uc758 \ub3d9\uc791<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc0c8 \ubc84\uc804\uc758 Pod\ub97c \uc0dd\uc131\ud55c\ub2e4.<\/li>\n\n\n\n<li>Readiness Probe \ub4f1\uc744 \ud1b5\ud574 \uc0c8 Pod\uac00 \uc694\uccad\uc744 \ucc98\ub9ac\ud560 \uc900\ube44\uac00 \ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc900\ube44\uac00 \uc644\ub8cc\ub418\uba74 \uae30\uc874 Pod\ub97c \uc810\uc9c4\uc801\uc73c\ub85c \uc81c\uac70\ud55c\ub2e4.<\/li>\n\n\n\n<li>\ubc30\ud3ec\uac00 \uc644\ub8cc\ub420 \ub54c\uae4c\uc9c0 \uc774 \uacfc\uc815\uc744 \ubc18\ubcf5\ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Deployment\ub294 <code>maxSurge<\/code>\uc640 <code>maxUnavailable<\/code>\uc744 \uc0ac\uc6a9\ud574 \uc5c5\ub370\uc774\ud2b8 \uc911 Pod \uc218\uc758 \ubcc0\ud654\ub97c \uc81c\uc5b4\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>maxSurge<\/code>\ub294 \uc5c5\ub370\uc774\ud2b8 \uacfc\uc815\uc5d0\uc11c \uc6d0\ud558\ub294 \ubcf5\uc81c\ubcf8 \uc218\ub97c \ucd08\uacfc\ud574 \ucd94\uac00\ub85c \uc0dd\uc131\ud560 \uc218 \uc788\ub294 Pod \uc218\ub97c \uc758\ubbf8\ud55c\ub2e4. <code>maxUnavailable<\/code>\uc740 \uc5c5\ub370\uc774\ud2b8 \uc911 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub294 \uc0c1\ud0dc\ub85c \ud5c8\uc6a9\ub418\ub294 Pod \uc218\ub97c \uc758\ubbf8\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Rolling Update \uc124\uc815 \uc608\uc2dc<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>apiVersion: apps\/v1\nkind: Deployment\nmetadata:\n  name: game-api\nspec:\n  replicas: 4\n  strategy:\n    type: RollingUpdate\n    rollingUpdate:\n      maxSurge: 1\n      maxUnavailable: 0\n  selector:\n    matchLabels:\n      app: game-api\n  template:\n    metadata:\n      labels:\n        app: game-api\n    spec:\n      containers:\n        - name: game-api\n          image: game-api:v2\n          ports:\n            - containerPort: 8080<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc124\uc815\uc740 \uc6d0\ud558\ub294 Pod \uc218\ub97c \ub124 \uac1c\ub85c \uc720\uc9c0\ud558\uba74\uc11c \uc5c5\ub370\uc774\ud2b8 \uc911 \ucd94\uac00 Pod\ub97c \ud558\ub098\uae4c\uc9c0 \ud5c8\uc6a9\ud558\uace0, \uc5c5\ub370\uc774\ud2b8 \uc804\ub7b5\uc0c1 \uc0ac\uc6a9 \ubd88\uac00\ub2a5\ud55c Pod\ub97c \ud5c8\uc6a9\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e8, \uc0c8 Pod\uac00 \uc815\uc0c1\uc801\uc73c\ub85c \uc900\ube44\ub418\uc9c0 \uc54a\uc73c\uba74 \ubc30\ud3ec\uac00 \uc9c4\ud589\ub418\uc9c0 \uc54a\uace0 \uc815\uccb4\ub420 \uc218 \uc788\ub2e4. \ub610\ud55c \uc2e4\uc81c \uc11c\ube44\uc2a4\uc758 \uac00\uc6a9\uc131\uc744 \ubcf4\uc7a5\ud558\ub824\uba74 \ub178\ub4dc \uc7a5\uc560, \ub9ac\uc18c\uc2a4 \ubd80\uc871, \uc678\ubd80 \uc758\uc874\uc131 \uc7a5\uc560\ub3c4 \uace0\ub824\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ubb34\uc911\ub2e8 \ubc30\ud3ec\ub97c \uc704\ud55c \uc870\uac74<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Rolling Update\ub9cc\uc73c\ub85c \uc644\uc804\ud55c \ubb34\uc911\ub2e8 \ubc30\ud3ec\uac00 \ubcf4\uc7a5\ub418\uc9c0\ub294 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc0c8 \ubc84\uc804\uc774 \uc815\uc0c1\uc801\uc73c\ub85c \uc2dc\uc791\ub418\uace0 Readiness Probe\ub97c \ud1b5\uacfc\ud574\uc57c \ud55c\ub2e4.<\/li>\n\n\n\n<li>\uae30\uc874 \ubc84\uc804\uacfc \uc0c8 \ubc84\uc804\uc774 \ud568\uaed8 \uc2e4\ud589\ub418\ub294 \uae30\uac04\uc744 \uace0\ub824\ud574\uc57c \ud55c\ub2e4.<\/li>\n\n\n\n<li>API\uc640 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc2a4\ud0a4\ub9c8\uac00 \uc774\uc804 \ubc84\uc804\uacfc \ud638\ud658\ub418\uc5b4\uc57c \ud55c\ub2e4.<\/li>\n\n\n\n<li>\ucda9\ubd84\ud55c \uc5ec\uc720 \uc790\uc6d0\uc774 \uc788\uc5b4\uc57c \ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc9c4\ud589 \uc911\uc778 \uc694\uccad\uacfc WebSocket \uc5f0\uacb0\uc744 \uc548\uc804\ud558\uac8c \ucc98\ub9ac\ud574\uc57c \ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc2a4\ud0a4\ub9c8 \ubcc0\uacbd\uc740 \uc774\uc804 \ubc84\uc804\uacfc \uc0c8 \ubc84\uc804\uc774 \uacf5\uc874\ud558\ub294 \uc0c1\ud669\uc5d0\uc11c\ub3c4 \ud638\ud658\ub418\ub3c4\ub85d \uc124\uacc4\ud574\uc57c \ud55c\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc0c8 \uceec\ub7fc\uc744 \ucd94\uac00\ud558\uace0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc804\ud658\ud55c \ub4a4 \ubd88\ud544\uc694\ud55c \uae30\uc874 \uceec\ub7fc\uc744 \uc81c\uac70\ud558\ub294 \uc810\uc9c4\uc801 \ub9c8\uc774\uadf8\ub808\uc774\uc158 \ubc29\uc2dd\uc774 \uc548\uc804\ud558\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Graceful Shutdown<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Graceful Shutdown\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc885\ub8cc \uc2e0\ud638\ub97c \ubc1b\uc558\uc744 \ub54c \uc9c4\ud589 \uc911\uc778 \uc791\uc5c5\uc744 \uc815\ub9ac\ud558\uace0 \uc548\uc804\ud558\uac8c \uc885\ub8cc\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes\ub294 Pod\ub97c \uc81c\uac70\ud558\uac70\ub098 \uc5c5\ub370\uc774\ud2b8\ud560 \ub54c \ucee8\ud14c\uc774\ub108\uc5d0 \uc885\ub8cc \uc2e0\ud638\ub97c \uc804\ub2ec\ud55c\ub2e4. \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc774 \uc2e0\ud638\ub97c \ubb34\uc2dc\ud558\uac70\ub098 \uc989\uc2dc \uc885\ub8cc\ub418\uba74 \uc9c4\ud589 \uc911\uc778 HTTP \uc694\uccad, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud2b8\ub79c\uc7ad\uc158, WebSocket \uc5f0\uacb0\uc774 \uc911\ub2e8\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc885\ub8cc \uc808\ucc28\ub97c \uba85\uc2dc\uc801\uc73c\ub85c \uad6c\ud604\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Graceful Shutdown\uc758 \ucc98\ub9ac \uacfc\uc815<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc885\ub8cc \uc2e0\ud638\ub97c \uac10\uc9c0\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc0c8\ub85c\uc6b4 \uc791\uc5c5\uc758 \uc218\ub77d\uc744 \uc911\ub2e8\ud55c\ub2e4.<\/li>\n\n\n\n<li>Readiness \uc0c1\ud0dc\ub97c \ubcc0\uacbd\ud574 \uc0c8 \uc694\uccad\uc758 \uc720\uc785\uc744 \ucc28\ub2e8\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc9c4\ud589 \uc911\uc778 \uc694\uccad\uacfc \uc791\uc5c5\uc774 \uc644\ub8cc\ub420 \ub54c\uae4c\uc9c0 \uae30\ub2e4\ub9b0\ub2e4.<\/li>\n\n\n\n<li>WebSocket \uc5f0\uacb0\uacfc \uba54\uc2dc\uc9c0 \ucc98\ub9ac \uc791\uc5c5\uc744 \uc815\ub9ac\ud55c\ub2e4.<\/li>\n\n\n\n<li>\ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0\uacfc \uba54\uc2dc\uc9c0 \ube0c\ub85c\ucee4 \ub4f1\uc758 \ub9ac\uc18c\uc2a4\ub97c \ud574\uc81c\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc81c\ud55c \uc2dc\uac04 \uc548\uc5d0 \uc885\ub8cc\ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes\uc758 <code>terminationGracePeriodSeconds<\/code>\ub294 \uc885\ub8cc \uc808\ucc28\uc5d0 \ud5c8\uc6a9\ub418\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4. \uc81c\ud55c \uc2dc\uac04\uc744 \ucd08\uacfc\ud558\uba74 \ud504\ub85c\uc138\uc2a4\uac00 \uac15\uc81c\ub85c \uc885\ub8cc\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Node.js \uc608\uc2dc<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>const server = app.listen(8080);\n\nlet shuttingDown = false;\n\napp.get(\"\/health\/ready\", (req, res) =&gt; {\n  if (shuttingDown) {\n    return res.status(503).json({ status: \"not_ready\" });\n  }\n\n  res.json({ status: \"ready\" });\n});\n\nprocess.on(\"SIGTERM\", async () =&gt; {\n  if (shuttingDown) return;\n\n  shuttingDown = true;\n\n  server.close(async () =&gt; {\n    try {\n      await closeDatabase();\n      await closeMessageBroker();\n      process.exit(0);\n    } catch (error) {\n      console.error(\"Shutdown failed\", error);\n      process.exit(1);\n    }\n  });\n});<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ucf54\ub4dc\ub294 \uc885\ub8cc \uc2e0\ud638\ub97c \ubc1b\uc73c\uba74 \uc900\ube44 \uc0c1\ud0dc\ub97c \ud574\uc81c\ud558\uace0 HTTP \uc11c\ubc84\uc758 \uc5f0\uacb0 \uc885\ub8cc\ub97c \uae30\ub2e4\ub9b0 \ub4a4 \uc678\ubd80 \ub9ac\uc18c\uc2a4\ub97c \uc815\ub9ac\ud558\ub294 \uae30\ubcf8 \uad6c\uc870\ub2e4. <code>closeDatabase()<\/code>\uc640 <code>closeMessageBroker()<\/code>\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub9de\uac8c \uad6c\ud604\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \uc6b4\uc601 \ucf54\ub4dc\uc5d0\uc11c\ub294 \uc885\ub8cc \uc81c\ud55c \uc2dc\uac04, \uc815\ub9ac \uc791\uc5c5\uc758 \uc2e4\ud328 \ucc98\ub9ac, WebSocket \uc5f0\uacb0 \uc885\ub8cc, \uc9c4\ud589 \uc911\uc778 \ube44\ub3d9\uae30 \uc791\uc5c5\uc758 \ucde8\uc18c \ub4f1\uc744 \ucd94\uac00\ud574\uc57c \ud55c\ub2e4. \uc11c\ubc84 \uc885\ub8cc\uac00 \uc601\uc6d0\ud788 \ub300\uae30\ud558\uc9c0 \uc54a\ub3c4\ub85d \uc81c\ud55c \uc2dc\uac04\uc744 \ub450\ub294 \uac83\ub3c4 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">WebSocket \uc11c\ubc84\uc758 Graceful Shutdown<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc2dc\uac04 \uac8c\uc784 \ud50c\ub7ab\ud3fc\uc5d0\uc11c\ub294 WebSocket \uc5f0\uacb0\uc744 \ubcc4\ub3c4\ub85c \uad00\ub9ac\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pod\uac00 \uc885\ub8cc\ub420 \ub54c \uc5f0\uacb0\uc744 \uc989\uc2dc \ub04a\uc73c\uba74 \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \ube44\uc815\uc0c1 \uc885\ub8cc\ub97c \uacbd\ud5d8\ud560 \uc218 \uc788\ub2e4. \uc11c\ubc84\ub294 \uc2e0\uaddc \uc5f0\uacb0\uc744 \ucc28\ub2e8\ud558\uace0 \uae30\uc874 \uc5f0\uacb0\uc5d0 \uc885\ub8cc\ub97c \uc54c\ub9b0 \ub4a4 \uc77c\uc815 \uc2dc\uac04 \ub3d9\uc548 \uc815\uc0c1\uc801\uc778 \uc5f0\uacb0 \uc885\ub8cc\ub97c \uc720\ub3c4\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc5f0\uacb0 \uc885\ub8cc\ub97c \uac10\uc9c0\ud558\uba74 \uc7ac\uc811\uc18d\uc744 \uc2dc\ub3c4\ud560 \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4. \uc774\ub54c \uc9c0\uc218 \ubc31\uc624\ud504\uc640 \ubb34\uc791\uc704 \uc9c0\uc5f0\uc744 \uc801\uc6a9\ud558\uba74 \uc5ec\ub7ec \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \ub3d9\uc2dc\uc5d0 \uc7ac\uc811\uc18d\ud558\ub294 \ud604\uc0c1\uc744 \uc644\ud654\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub610\ud55c \uc7ac\uc811\uc18d \ud6c4\uc5d0\ub294 \uc778\uc99d\uacfc \uc138\uc158 \ubcf5\uad6c\ub97c \uc218\ud589\ud558\uace0, \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ucc98\ub9ac\ud55c \uc774\ubca4\ud2b8\ub098 \uac8c\uc784 \uc0c1\ud0dc\ub97c \uae30\uc900\uc73c\ub85c \uc77c\uad00\uc131\uc744 \ud68c\ubcf5\ud560 \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc7a5\uc560 \ubc1c\uc0dd \uc2dc \uc7ac\uc2dc\uc791 \ubc0f \ubcf5\uad6c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes\ub294 \ucee8\ud14c\uc774\ub108\ub098 \ub178\ub4dc\uc5d0 \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud588\uc744 \ub54c \uc5ec\ub7ec \uacc4\uce35\uc5d0\uc11c \ubcf5\uad6c\ub97c \uc2dc\ub3c4\ud55c\ub2e4. \ud558\uc9c0\ub9cc \ubaa8\ub4e0 \uc7a5\uc560\ub97c \uc790\ub3d9\uc73c\ub85c \ud574\uacb0\ud560 \uc218 \uc788\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4. \uc7ac\uc2dc\uc791\uc740 \ubcf5\uad6c \uc218\ub2e8 \uc911 \ud558\ub098\uc774\uba70, \uadfc\ubcf8\uc801\uc778 \uc7a5\uc560 \uc6d0\uc778\uc744 \uc81c\uac70\ud558\ub294 \uac83\uacfc\ub294 \ub2e4\ub974\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ucee8\ud14c\uc774\ub108 \uc7ac\uc2dc\uc791<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pod\uc758 \ucee8\ud14c\uc774\ub108\uac00 \uc885\ub8cc\ub418\uba74 <code>restartPolicy<\/code>\uc640 \ucee8\ud2b8\ub864\ub7ec\uc758 \ub3d9\uc791\uc5d0 \ub530\ub77c \uc7ac\uc2dc\uc791\uc774 \uc2dc\ub3c4\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 Deployment\uc758 Pod\ub294 <code>restartPolicy: Always<\/code>\ub97c \uc0ac\uc6a9\ud55c\ub2e4. \ucee8\ud14c\uc774\ub108\uac00 \uc885\ub8cc\ub418\uba74 Kubernetes\ub294 \ub2e4\uc2dc \uc2e4\ud589\ud558\ub824\uace0 \uc2dc\ub3c4\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\ub9cc \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \ub3d9\uc77c\ud55c \uc624\ub958\ub85c \uacc4\uc18d \uc885\ub8cc\ub418\uba74 \uc7ac\uc2dc\uc791\uc774 \ubc18\ubcf5\ub418\uace0, \uc77c\uc815 \uc870\uac74\uc5d0\uc11c <code>CrashLoopBackOff<\/code> \uc0c1\ud0dc\uac00 \ub098\ud0c0\ub0a0 \uc218 \uc788\ub2e4. \uc774\ub294 \uc7ac\uc2dc\uc791 \uc0ac\uc774\uc5d0 \ub300\uae30 \uc2dc\uac04\uc744 \ub450\uc5b4 \ubc18\ubcf5\uc801\uc778 \uc2e4\ud328\ub97c \uc644\ud654\ud558\ub294 \uc0c1\ud0dc\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc8fc\uc694 \uc6d0\uc778\uc73c\ub85c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ud56d\ubaa9\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc798\ubabb\ub41c \ud658\uacbd\ubcc0\uc218\ub098 \uc124\uc815 \ud30c\uc77c<\/li>\n\n\n\n<li>\ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0 \uc2e4\ud328<\/li>\n\n\n\n<li>\uba54\ubaa8\ub9ac \ubd80\uc871\uc73c\ub85c \uc778\ud55c OOMKilled<\/li>\n\n\n\n<li>\uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ub0b4\ubd80 \uc608\uc678<\/li>\n\n\n\n<li>\uc2dc\uc791 \uba85\ub839\uc774\ub098 \uc2e4\ud589 \ud30c\uc77c\uc758 \uc624\ub958<\/li>\n\n\n\n<li>CPU \ub610\ub294 \uba54\ubaa8\ub9ac \ub9ac\uc18c\uc2a4 \ubd80\uc871<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc7a5\uc560\uac00 \ubc1c\uc0dd\ud558\uba74 Pod \uc0c1\ud0dc\uc640 \uc774\ubca4\ud2b8\ub97c \ud655\uc778\ud558\uace0 \ucee8\ud14c\uc774\ub108 \ub85c\uadf8, \uc885\ub8cc \ucf54\ub4dc, \uc774\uc804 \ucee8\ud14c\uc774\ub108 \ub85c\uadf8 \ub4f1\uc744 \ubd84\uc11d\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl get pods\nkubectl describe pod &lt;pod-name&gt;\nkubectl logs &lt;pod-name&gt;\nkubectl logs &lt;pod-name&gt; --previous\nkubectl get events --sort-by=.metadata.creationTimestamp<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>--previous<\/code>\ub294 \uc7ac\uc2dc\uc791\ub41c \ucee8\ud14c\uc774\ub108\uc758 \uc774\uc804 \uc2e4\ud589 \ub85c\uadf8\ub97c \ud655\uc778\ud560 \ub54c \uc720\uc6a9\ud558\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pod \ubcf5\uad6c\uc640 \uc7ac\uc0dd\uc131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Deployment\ub294 \uc6d0\ud558\ub294 \ubcf5\uc81c\ubcf8 \uc218\ub97c \uc720\uc9c0\ud558\ub3c4\ub85d \uad00\ub9ac\ud55c\ub2e4. Pod\uac00 \uc0ad\uc81c\ub418\uac70\ub098 \ube44\uc815\uc0c1\uc801\uc73c\ub85c \uc885\ub8cc\ub418\uba74 \ucee8\ud2b8\ub864\ub7ec\uac00 \uc0c8\ub85c\uc6b4 Pod\ub97c \uc0dd\uc131\ud558\ub824\uace0 \uc2dc\ub3c4\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pod\ub294 \uc601\uad6c\uc801\uc778 \uc2e4\ud589 \ub2e8\uc704\uac00 \uc544\ub2c8\ub2e4. \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud55c Pod\ub97c \uadf8\ub300\ub85c \ubcf5\uad6c\ud558\ub294 \ub300\uc2e0 \uc0c8\ub85c\uc6b4 Pod\ub97c \uc0dd\uc131\ud558\ub294 \uac83\uc774 Kubernetes\uc758 \uc77c\ubc18\uc801\uc778 \uc6b4\uc601 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c Pod \ub0b4\ubd80\uc758 \ud30c\uc77c \uc2dc\uc2a4\ud15c\uc5d0 \uc911\uc694\ud55c \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud574\uc11c\ub294 \uc548 \ub41c\ub2e4. \uc601\uc18d\uc131\uc774 \ud544\uc694\ud55c \ub370\uc774\ud130\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4, \uc624\ube0c\uc81d\ud2b8 \uc2a4\ud1a0\ub9ac\uc9c0 \ub610\ub294 PersistentVolume\uacfc \uac19\uc740 \uc801\uc808\ud55c \uc800\uc7a5\uc18c\ub97c \uc0ac\uc6a9\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub178\ub4dc \uc7a5\uc560 \ub300\uc751<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Worker Node \uc790\uccb4\uc5d0 \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud558\uba74 \ud574\ub2f9 \ub178\ub4dc\uc5d0\uc11c \uc2e4\ud589\ub418\ub358 Pod\ub3c4 \uc601\ud5a5\uc744 \ubc1b\ub294\ub2e4. Kubernetes\ub294 \ub178\ub4dc \uc0c1\ud0dc\ub97c \uac10\uc9c0\ud558\uace0 \uc0c1\ud669\uc5d0 \ub530\ub77c \ub2e4\ub978 \ub178\ub4dc\uc5d0\uc11c Pod\ub97c \ub2e4\uc2dc \uc0dd\uc131\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub7ec\ub098 \uc0c8 Pod\uac00 \uc2e4\ud589\ub418\ub824\uba74 \ub2e4\ub978 \ub178\ub4dc\uc5d0 \ucda9\ubd84\ud55c \uc790\uc6d0\uc774 \uc788\uc5b4\uc57c \ud55c\ub2e4. \ub178\ub4dc\uac00 \uc5ec\ub7ec \uac1c\ub77c\ub294 \uc0ac\uc2e4\ub9cc\uc73c\ub85c \uace0\uac00\uc6a9\uc131\uc774 \ubcf4\uc7a5\ub418\uc9c0\ub294 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub178\ub4dc \uc7a5\uc560\uc5d0 \ub300\ube44\ud558\ub824\uba74 \ub2e4\uc74c \uc0ac\ud56d\uc744 \uace0\ub824\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc5ec\ub7ec \ub178\ub4dc\uc5d0 Pod\ub97c \ubd84\uc0b0 \ubc30\uce58\ud55c\ub2e4.<\/li>\n\n\n\n<li>Pod Anti-Affinity\ub098 Topology Spread Constraints\ub85c \uc7a5\uc560 \uc601\uc5ed\uc758 \uc9d1\uc911\uc744 \uc904\uc778\ub2e4.<\/li>\n\n\n\n<li>PodDisruptionBudget\uc73c\ub85c \uc790\ubc1c\uc801\uc778 \uc911\ub2e8 \uc2dc \uac00\uc6a9 Pod \uc218\ub97c \ubcf4\ud638\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc5ec\ub7ec \uac00\uc6a9 \uc601\uc5ed\uc5d0 \ub178\ub4dc\ub97c \ubd84\uc0b0\ud55c\ub2e4.<\/li>\n\n\n\n<li>\ub178\ub4dc\uc640 \ud074\ub7ec\uc2a4\ud130\uc758 \uc790\uc6d0 \uc5ec\uc720\ub97c \ud655\ubcf4\ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">PodDisruptionBudget\uc740 \uc790\ubc1c\uc801\uc778 \uc911\ub2e8\uc5d0 \ub300\ud55c \ubcf4\ud638 \uc7a5\uce58\ub2e4. \ub178\ub4dc \uc790\uccb4\uc758 \uc7a5\uc560\ub098 \ubaa8\ub4e0 \uc885\ub958\uc758 \ube44\uc790\ubc1c\uc801 \uc911\ub2e8\uc744 \ub9c9\uc544 \uc8fc\ub294 \uae30\ub2a5\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc7a5\uc560 \ubcf5\uad6c \uc124\uacc4\uc758 \ud55c\uacc4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc790\ub3d9 \uc7ac\uc2dc\uc791\uc774 \ud56d\uc0c1 \uc815\ub2f5\uc740 \uc544\ub2c8\ub2e4. \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0\uc774 \ub04a\uacbc\ub294\ub370 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uacc4\uc18d \uc7ac\uc2dc\uc791\ub418\uba74 \uc5f0\uacb0 \uc694\uccad\uc774 \uc9d1\uc911\ub418\uc5b4 \uc7a5\uc560\uac00 \ud655\ub300\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc7a5\uc560 \uc720\ud615\uc5d0 \ub530\ub77c \ubcf5\uad6c \uc804\ub7b5\uc744 \ubd84\ub9ac\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc77c\uc2dc\uc801\uc778 \ub124\ud2b8\uc6cc\ud06c \uc624\ub958\uc5d0\ub294 \uc81c\ud55c\ub41c \uc7ac\uc2dc\ub3c4\ub97c \uc801\uc6a9\ud55c\ub2e4.<\/li>\n\n\n\n<li>\ubc18\ubcf5\uc801\uc778 \uc678\ubd80 \uc11c\ube44\uc2a4 \uc2e4\ud328\uc5d0\ub294 \ud0c0\uc784\uc544\uc6c3\uacfc Circuit Breaker\ub97c \uace0\ub824\ud55c\ub2e4.<\/li>\n\n\n\n<li>\ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0 \uc2e4\ud328\uc5d0\ub294 \uc5f0\uacb0 \ud480\uacfc \uc7ac\uc5f0\uacb0 \uc815\ucc45\uc744 \uc810\uac80\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uba54\ubaa8\ub9ac \ub204\uc218\uc5d0\ub294 \uba54\ubaa8\ub9ac \ud504\ub85c\ud30c\uc77c\ub9c1\uacfc \uc0ac\uc6a9\ub7c9 \ucd94\uc801\uc744 \uc801\uc6a9\ud55c\ub2e4.<\/li>\n\n\n\n<li>\ubc18\ubcf5\uc801\uc778 \uc2dc\uc791 \uc2e4\ud328\uc5d0\ub294 \uc124\uc815 \uac80\uc99d\uacfc \uba85\ud655\ud55c \uc624\ub958 \ub85c\uadf8\ub97c \uc81c\uacf5\ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc548\uc815\uc801\uc778 \uc2dc\uc2a4\ud15c\uc740 \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub294 \uc2dc\uc2a4\ud15c\uc774 \uc544\ub2c8\ub77c, \uc7a5\uc560\ub97c \uac10\uc9c0\ud558\uace0 \uc601\ud5a5\uc744 \uc81c\ud55c\ud558\uba70 \uc608\uce21 \uac00\ub2a5\ud55c \ubc29\uc2dd\uc73c\ub85c \ubcf5\uad6c\ud558\ub294 \uc2dc\uc2a4\ud15c\uc774\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud655\uc7a5\uc131\uacfc \uc548\uc815\uc131\uc744 \ud568\uaed8 \uc124\uacc4\ud558\uae30<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes\uc758 \ud655\uc7a5 \ubc0f \uc548\uc815\uc131 \uae30\ub2a5\uc740 \uc11c\ub85c \ub3c5\ub9bd\uc801\uc73c\ub85c \ub3d9\uc791\ud558\uc9c0 \uc54a\ub294\ub2e4. HPA\uac00 Pod\ub97c \ub298\ub824\ub3c4 Requests\uac00 \ubd80\uc801\uc808\ud558\uba74 \uc2a4\ucf00\uc904\ub9c1\uc774 \uc2e4\ud328\ud560 \uc218 \uc788\ub2e4. Probe\uac00 \uc798\ubabb \uc124\uacc4\ub418\uba74 \uc815\uc0c1\uc801\uc778 Pod\uac00 \uc7ac\uc2dc\uc791\ub420 \uc218 \uc788\ub2e4. Rolling Update\uac00 \uc9c4\ud589\ub418\ub354\ub77c\ub3c4 Graceful Shutdown\uc774 \uc5c6\ub2e4\uba74 \uae30\uc874 \uc5f0\uacb0\uc774 \uc911\ub2e8\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \uc6b4\uc601 \ud658\uacbd\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ud750\ub984\uc73c\ub85c \uc124\uacc4\ud558\ub294 \uac83\uc774 \ud6a8\uacfc\uc801\uc774\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ubd80\ud558 \ub300\uc751:<\/strong> HPA\uc640 \uc801\uc808\ud55c \ub9ac\uc18c\uc2a4 \uc694\uccad\ub7c9\uc744 \ud1b5\ud574 \ud2b8\ub798\ud53d \ubcc0\ud654\uc5d0 \ub300\uc751\ud55c\ub2e4.<\/li>\n\n\n\n<li><strong>\uc0c1\ud0dc \uac10\uc9c0:<\/strong> Startup, Liveness, Readiness Probe\ub97c \ubaa9\uc801\uc5d0 \ub9de\uac8c \ubd84\ub9ac\ud55c\ub2e4.<\/li>\n\n\n\n<li><strong>\uc548\uc804\ud55c \ubc30\ud3ec:<\/strong> Rolling Update\uc640 \ud638\ud658 \uac00\ub2a5\ud55c API \ubc0f \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ubcc0\uacbd \uc804\ub7b5\uc744 \uc0ac\uc6a9\ud55c\ub2e4.<\/li>\n\n\n\n<li><strong>\uc815\uc0c1 \uc885\ub8cc:<\/strong> \uc885\ub8cc \uc2e0\ud638\ub97c \ucc98\ub9ac\ud558\uace0 \uc9c4\ud589 \uc911\uc778 \uc694\uccad\uacfc \uc5f0\uacb0\uc744 \uc815\ub9ac\ud55c\ub2e4.<\/li>\n\n\n\n<li><strong>\uc7a5\uc560 \ubcf5\uad6c:<\/strong> \ucee8\ud14c\uc774\ub108 \uc7ac\uc2dc\uc791, Pod \uc7ac\uc0dd\uc131, \ub178\ub4dc \ubd84\uc0b0\uacfc \ubaa8\ub2c8\ud130\ub9c1\uc744 \uacb0\ud569\ud55c\ub2e4.<\/li>\n\n\n\n<li><strong>\uc9c0\uc18d\uc801\uc778 \uac80\uc99d:<\/strong> \ubd80\ud558 \ud14c\uc2a4\ud2b8\uc640 \uc7a5\uc560 \uc8fc\uc785 \ud14c\uc2a4\ud2b8\ub85c \uc2e4\uc81c \ubcf5\uad6c \ub3d9\uc791\uc744 \ud655\uc778\ud55c\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uacb0\uad6d Kubernetes\uc758 \uc548\uc815\uc131\uc740 \uac1c\ubcc4 \uae30\ub2a5\uc744 \ud65c\uc131\ud654\ud558\ub294 \uac83\ub9cc\uc73c\ub85c \uc644\uc131\ub418\uc9c0 \uc54a\ub294\ub2e4. \uc790\uc6d0 \uad00\ub9ac, \uc0c1\ud0dc \uac80\uc0ac, \ubc30\ud3ec \uc804\ub7b5, \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc885\ub8cc \ucc98\ub9ac, \uc7a5\uc560 \uad00\uce21 \uccb4\uacc4\uac00 \uc77c\uad00\ub418\uac8c \uc124\uacc4\ub418\uc5b4\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \uc2e4\uc2dc\uac04 \uac8c\uc784 \ud50c\ub7ab\ud3fc\uc5d0\uc11c\ub294 HTTP \uc694\uccad\ubfd0 \uc544\ub2c8\ub77c WebSocket \uc5f0\uacb0, \ub9e4\uce6d \uc791\uc5c5, \uac8c\uc784 \uc0c1\ud0dc, \ubcf4\uc0c1 \uc9c0\uae09\uacfc \uac19\uc740 \ube44\ub3d9\uae30 \uc791\uc5c5\uae4c\uc9c0 \uace0\ub824\ud574\uc57c \ud55c\ub2e4. \uc778\ud504\ub77c\uac00 Pod\ub97c \uc7ac\uc0dd\uc131\ud560 \uc218 \uc788\ub354\ub77c\ub3c4 \uc720\uc2e4\ub41c \uac8c\uc784 \uc0c1\ud0dc\ub098 \uc911\ubcf5 \ucc98\ub9ac\ub41c \ubcf4\uc0c1\uc744 \uc790\ub3d9\uc73c\ub85c \ubcf5\uad6c\ud574 \uc8fc\uc9c0\ub294 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \uc778\ud504\ub77c \uc218\uc900\uc758 \uc790\ub3d9 \ubcf5\uad6c\uc640 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc218\uc900\uc758 \ub370\uc774\ud130 \uc815\ud569\uc131 \ubcf4\uc7a5\uc744 \ud568\uaed8 \uc124\uacc4\ud574\uc57c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc11c\ube44\uc2a4\ub97c \uc6b4\uc601\ud560 \uc218 \uc788\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kubernetes\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ucee8\ud14c\uc774\ub108 \ub2e8\uc704\ub85c \uc2e4\ud589\ud558\uace0 \uad00\ub9ac\ud558\ub294 \uc624\ucf00\uc2a4\ud2b8\ub808\uc774\uc158 \ud50c\ub7ab\ud3fc\uc774\ub2e4. \ud558\uc9c0\ub9cc \ucee8\ud14c\uc774\ub108\ub97c \ubc30\ud3ec\ud558\ub294 \uac83\ub9cc\uc73c\ub85c \uc548\uc815\uc801\uc778 \uc11c\ube44\uc2a4\ub97c \ubcf4\uc7a5\ud560 \uc218\ub294 \uc5c6\ub2e4. \ud2b8\ub798\ud53d \uc99d\uac00\uc5d0 \ub300\uc751\ud558\uace0, \ub9ac\uc18c\uc2a4 \uc0ac\uc6a9\ub7c9\uc744 \uc81c\uc5b4\ud558\uba70, \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac10\uc9c0\ud558\uace0 \ubcf5\uad6c\ud558\ub294 \uccb4\uacc4\uac00 \ud544\uc694\ud558\ub2e4. Kubernetes\ub294 HPA, Requests\uc640 Limits, Probe, Rolling Update \ub4f1\uc758 \uae30\ub2a5\uc744 \ud1b5\ud574 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ud655\uc7a5\uc131\uacfc \uc548\uc815\uc131\uc744 \uad00\ub9ac\ud55c\ub2e4. \uc5ec\uae30\uc5d0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc790\uccb4\uc758 Graceful Shutdown\uacfc \uc7a5\uc560 \ubcf5\uad6c \ub85c\uc9c1\uc744 \uacb0\ud569\ud558\uba74 \uc11c\ube44\uc2a4 \uc911\ub2e8\uc744 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2723","post","type-post","status-publish","format-standard","hentry","category-dev-logs"],"_links":{"self":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2723"}],"version-history":[{"count":1,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2723\/revisions"}],"predecessor-version":[{"id":2724,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2723\/revisions\/2724"}],"wp:attachment":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}