{"id":4324,"date":"2023-02-27T16:23:47","date_gmt":"2023-02-27T16:23:47","guid":{"rendered":"https:\/\/topviecit.vn\/blog\/?p=4324"},"modified":"2023-03-23T08:03:03","modified_gmt":"2023-03-23T08:03:03","slug":"docker-swarm-la-gi","status":"publish","type":"post","link":"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/","title":{"rendered":"Docker Swarm l\u00e0 g\u00ec? T\u1ea5t t\u1ea7n t\u1eadt ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n newbie c\u1ea7n bi\u1ebft"},"content":{"rendered":"\n<p>Docker Swarm l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean t\u00ecm hi\u1ec3u hi\u1ec7n nay. N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm hi\u1ec3u v\u1ec1 <strong><a href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Docker Swarm l\u00e0 g\u00ec<\/a><\/strong> th\u00ec h\u00e3y c\u00f9ng <a href=\"https:\/\/topviecit.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopviecIT<\/strong><\/a> tham kh\u1ea3o ngay b\u00e0i vi\u1ebft chi ti\u1ebft v\u1ec1 Docker Swarm v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan nh\u00e9.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 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 \" >Table of Contents<\/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=\"Toggle Table of Content\"><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-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Khai_niem_cua_Docker_Swarm_la_gi\" title=\"Kh\u00e1i ni\u1ec7m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">Kh\u00e1i ni\u1ec7m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Docker_la_gi\" title=\"Docker l\u00e0 g\u00ec?\">Docker l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Docker_Swarm_la_gi\" title=\"Docker Swarm l\u00e0 g\u00ec?\">Docker Swarm l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Hai_loai_che_do_cua_Docker_Swarm_la_gi\" title=\"Hai lo\u1ea1i ch\u1ebf \u0111\u1ed9 c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">Hai lo\u1ea1i ch\u1ebf \u0111\u1ed9 c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Tinh_nang_cua_Docker_Swarm_la_gi\" title=\"T\u00ednh n\u0103ng c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">T\u00ednh n\u0103ng c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Service_Discovery\" title=\"Service Discovery\">Service Discovery<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Load_Balancing\" title=\"Load Balancing\">Load Balancing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Dieu_chinh_trang_thai_mong_muon\" title=\"\u0110i\u1ec1u ch\u1ec9nh tr\u1ea1ng th\u00e1i mong mu\u1ed1n\">\u0110i\u1ec1u ch\u1ec9nh tr\u1ea1ng th\u00e1i mong mu\u1ed1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Mot_so_tinh_nang_khac_cua_Docker_Swarm_can_luu_y\" title=\"M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a Docker Swarm c\u1ea7n l\u01b0u \u00fd\">M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a Docker Swarm c\u1ea7n l\u01b0u \u00fd<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Uu_%E2%80%93_nhuoc_diem_cua_Docker_Swarm_la_gi\" title=\"\u01afu &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">\u01afu &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Uu_diem_cua_Docker_Swarm_la_gi\" title=\"\u01afu \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">\u01afu \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Nhuoc_diem_cua_Docker_Swarm_la_gi\" title=\"Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Kien_truc_cua_Docker_Swarm_la_gi\" title=\"Ki\u1ebfn tr\u00fac c\u1ee7a Docker Swarm l\u00e0 g\u00ec?\">Ki\u1ebfn tr\u00fac c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Docker_Node\" title=\"Docker Node\">Docker Node<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/topviecit.vn\/blog\/docker-swarm-la-gi\/#Docker_Services_va_Docker_task\" title=\"Docker Services v\u00e0 Docker task\">Docker Services v\u00e0 Docker task<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Khai_niem_cua_Docker_Swarm_la_gi\"><\/span><strong>Kh\u00e1i ni\u1ec7m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0110\u1ec3 hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m c\u1ee7a Docker Swarm l\u00e0 g\u00ec, b\u1ea1n c\u1ea7n hi\u1ec3u v\u1ec1 Docker, b\u1edfi Docker Swarm s\u1ebd ho\u1ea1t \u0111\u1ed9ng tr\u00ean b\u1ed9 ch\u1ee9a n\u00e0y. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Docker_la_gi\"><\/span><strong>Docker l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Docker trong l\u0129nh v\u1ef1c l\u1eadp tr\u00ecnh l\u00e0 n\u1ec1n t\u1ea3ng ph\u1ea7n m\u1ec1m cho ph\u00e9p b\u1ea1n c\u00f3 th\u1ec3 d\u1ef1ng, ki\u1ec3m th\u1eed, tri\u1ec3n khai c\u00e1c \u1ee9ng d\u1ee5ng nhanh ch\u00f3ng h\u01a1n. Docker s\u1ebd gi\u00fap \u0111\u00f3ng g\u00f3i ph\u1ea7n m\u1ec1m v\u00e0o c\u00e1c \u0111\u01a1n v\u1ecb ti\u00eau chu\u1ea9n v\u00e0 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1c container. C\u00e1c container n\u00e0y c\u00f3 m\u1ecdi th\u1ee9 m\u00e0 ph\u1ea7n m\u1ec1m c\u1ea7n \u0111\u1ec3 ch\u1ea1y, v\u00ed d\u1ee5 nh\u01b0 c\u00f4ng c\u1ee5 h\u1ec7 th\u1ed1ng, m\u00e3, th\u1eddi gian ch\u1ea1y, th\u01b0 vi\u1ec7n,&#8230;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-1.jpg\" alt=\"C\u1ea7n hi\u1ec3u v\u1ec1 Docker tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u v\u1ec1 Docker Swarm l\u00e0 g\u00ec?\" class=\"wp-image-4326\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-1.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-1-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-1-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>C\u1ea7n hi\u1ec3u v\u1ec1 Docker tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u v\u1ec1 Docker Swarm l\u00e0 g\u00ec?<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Docker, l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 nhanh ch\u00f3ng tri\u1ec3n khai, thay \u0111\u1ed5i quy m\u00f4 \u1ee9ng d\u1ee5ng trong b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng n\u00e0o m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o c\u00e1c m\u00e3 code s\u1ebd ch\u1ea1y \u0111\u01b0\u1ee3c. Vi\u1ec7c ch\u1ea1y Docker tr\u00ean AWS \u0111em \u0111\u1ebfn cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 qu\u1ea3n tr\u1ecb vi\u00ean m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c d\u1ef1ng, v\u1eadn chuy\u1ec3n v\u00e0 ch\u1ea1y \u1ee9ng d\u1ee5ng ph\u00e2n ph\u1ed1i \u1edf quy m\u00f4 b\u1ea5t k\u1ef3 c\u00f3 chi ph\u00ed th\u1ea5p v\u00e0 \u0111\u1ed9 tin c\u1eady cao.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <\/strong><a href=\"https:\/\/topviecit.vn\/blog\/docker-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Chi ti\u1ebft v\u1ec1 Docker l\u00e0 g\u00ec v\u00e0 h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng cho Newbie<\/strong><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Docker_Swarm_la_gi\"><\/span><strong>Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Khi \u0111\u00e3 hi\u1ec3u v\u1ec1 Docker l\u00e0 g\u00ec, b\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 Docker Swarm l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 l\u1eadp l\u1ecbch, ph\u00e2n c\u1ee5m cho c\u00e1c b\u1ed9 ch\u1ee9a Docker. V\u1edbi Docker Swarm, qu\u1ea3n tr\u1ecb vi\u00ean, c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean ph\u00e1t tri\u1ec3n nh\u1eefng \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 th\u00f4ng tin c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp, qu\u1ea3n l\u00fd m\u1ed9t c\u1ee5m Docker d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u1ec7 th\u1ed1ng \u1ea3o duy nh\u1ea5t. Docker Swarm c\u00f3 kh\u1ea3 n\u0103ng kh\u1edfi ch\u1ea1y nhi\u1ec1u container tr\u00ean nhi\u1ec1u m\u00e1y cluster (m\u00e1y \u1ea3o\/m\u00e1y v\u1eadt l\u00fd) kh\u00e1c nhau.<\/p>\n\n\n\n<p>Docker Swarm c\u0169ng t\u1ed3n t\u1ea1i nguy\u00ean b\u1ea3n cho h\u1ec7 th\u1ed1ng Docker Engine, l\u1edbp gi\u1eefa h\u1ec7 \u0111i\u1ec1u h\u00e0nh &#8211; h\u00ecnh \u1ea3nh v\u00f9ng ch\u1ee9a. Ph\u00e2n c\u1ee5m c\u1ee7a Docker Swarm l\u00e0 m\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00f4ng ngh\u1ec7 v\u00f9ng ch\u1ee9a. B\u1edfi, n\u00f3 gi\u00fap t\u1ea1o ra nh\u00f3m h\u1ee3p t\u00e1c g\u1ed3m c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 cung c\u1ea5p kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng, cho ph\u00e9p chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng Docker Swarm n\u1ebfu m\u1ed9t ho\u1eb7c nhi\u1ec1u n\u00fat \u0111ang g\u1eb7p s\u1ef1 c\u1ed1 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/developer-la-gi-2\/\" target=\"_blank\" rel=\"noreferrer noopener\">Developer L\u00e0 Ngh\u1ec1 G\u00ec? M\u00f4 T\u1ea3 C\u00f4ng Vi\u1ec7c V\u00e0 M\u1ee9c Thu Nh\u1eadp C\u1ee7a Developer<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-2.jpg\" alt=\"T\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m chi ti\u1ebft v\u1ec1 Docker Swarm l\u00e0 g\u00ec?\" class=\"wp-image-4327\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-2.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-2-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-2-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>T\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m chi ti\u1ebft v\u1ec1 Docker Swarm l\u00e0 g\u00ec?<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hai_loai_che_do_cua_Docker_Swarm_la_gi\"><\/span><strong>Hai lo\u1ea1i ch\u1ebf \u0111\u1ed9 c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Trong Docker Swarm c\u00f3 2 lo\u1ea1i ch\u1ebf \u0111\u1ed9 ch\u00ednh l\u00e0 replicated v\u00e0 global. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Replicated: V\u1edbi ch\u1ebf \u0111\u1ed9 n\u00e0y, c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c sao ch\u00e9p \u1edf ch\u1ebf \u0111\u1ed9 Swarm d\u1ef1a tr\u00ean nh\u1eefng t\u00e1c v\u1ee5 b\u1ea3n sao \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh b\u1edfi ng\u01b0\u1eddi qu\u1ea3n l\u00fd Docker Swarm, g\u00e1n c\u00f9ng c\u00e1c n\u00fat kh\u1ea3 d\u1ee5ng kh\u00e1c.<\/li>\n\n\n\n<li>Global: Ch\u1ebf \u0111\u1ed9 n\u00e0y cho ph\u00e9p ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng tr\u00ecnh qu\u1ea3n l\u00fd Swarm \u0111\u1ec3 l\u00ean l\u1ecbch m\u1ed9t t\u00e1c v\u1ee5 cho t\u1eebng n\u00fat kh\u1ea3 d\u1ee5ng, nh\u1eb1m \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c r\u00e0ng bu\u1ed9c d\u1ecbch v\u1ee5, y\u00eau c\u1ea7u t\u00e0i nguy\u00ean.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tinh_nang_cua_Docker_Swarm_la_gi\"><\/span><strong>T\u00ednh n\u0103ng c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V\u1eady, nh\u1eefng t\u00ednh n\u0103ng c\u1ee7a Docker Swarm l\u00e0 g\u00ec? Hi\u1ec7n nay, Docker Swarm cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng nhi\u1ec1u t\u00ednh n\u0103ng n\u1ed5i b\u1eadt trong qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m. Bao g\u1ed3m nh\u01b0:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Service_Discovery\"><\/span><strong>Service Discovery<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t c\u01a1 ch\u1ebf m\u00e0 Docker s\u1ebd d\u00f9ng \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn l\u1ea1i request t\u1eeb m\u1ed9t client b\u00ean ngo\u00e0i. Sau \u0111\u00f3 \u0111\u1ecbnh tuy\u1ebfn \u0111\u1ebfn m\u1ed9t node l\u1ebb c\u00f3 b\u00ean trong Swarm m\u00e0 client \u0111\u00f3 kh\u00f4ng c\u1ea7n bi\u1ebft c\u00f3 bao nhi\u00eau node tham gia v\u00e0o Service\/IP\/Port. T\u00ednh n\u0103ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng theo 2 c\u00e1ch kh\u00e1c nhau l\u00e0 s\u1eed d\u1ee5ng DNSRR (DNS Round Robin) ho\u1eb7c s\u1eed d\u1ee5ng V-IP.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-3.jpg\" alt=\"Service Discovery l\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u1ee7a Docker Swarm\" class=\"wp-image-4328\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-3.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-3-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-3-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Service Discovery l\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u1ee7a Docker Swarm<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>C\u00e1c n\u00fat c\u1ee7a tr\u00ecnh qu\u1ea3n l\u00fd Swarm g\u00e1n cho m\u1ed7i d\u1ecbch v\u1ee5 trong Swarm m\u1ed9t t\u00ean DNS duy nh\u1ea5t v\u00e0 c\u00e2n b\u1eb1ng t\u1ea3i c\u00e1c v\u00f9ng ch\u1ee9a \u0111ang ch\u1ea1y. B\u1ea1n c\u00f3 th\u1ec3 truy v\u1ea5n m\u1ecdi v\u00f9ng ch\u1ee9a \u0111ang ch\u1ea1y trong Swarm th\u00f4ng qua m\u00e1y ch\u1ee7 DNS \u0111\u01b0\u1ee3c nh\u00fang trong Swarm.<\/p>\n\n\n\n<p>C\u00f3 th\u1ec3 b\u1ea1n quan t\u00e2m: <strong><a href=\"https:\/\/topviecit.vn\/blog\/ngon-ngu-dart\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ng\u00f4n ng\u1eef Dart l\u00e0 g\u00ec? T\u1ed5ng h\u1ee3p th\u00f4ng tin t\u1eeb A-Z d\u00e0nh cho newbie<\/a><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Load_Balancing\"><\/span><strong>Load Balancing<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c c\u1ed5ng d\u1ecbch v\u1ee5 cho b\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i b\u00ean ngo\u00e0i. Trong n\u1ed9i b\u1ed9, swarm cho ph\u00e9p b\u1ea1n ch\u1ec9 \u0111\u1ecbnh c\u00e1ch ph\u00e2n ph\u1ed1i v\u00f9ng ch\u1ee9a d\u1ecbch v\u1ee5 gi\u1eefa c\u00e1c n\u00fat. Nh\u1eefng \u1ee9ng d\u1ee5ng b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o service qua c\u00e1c Published Port \u1edf b\u1ea5t k\u1ef3 node n\u00e0o trong m\u00e1y ch\u1ee7 cluster.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dieu_chinh_trang_thai_mong_muon\"><\/span><strong>\u0110i\u1ec1u ch\u1ec9nh tr\u1ea1ng th\u00e1i mong mu\u1ed1n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Docker Swarm s\u1ebd qu\u1ea3n l\u00fd li\u00ean t\u1ee5c v\u00e0 theo d\u00f5i tr\u1ea1ng th\u00e1i c\u1ee5m, \u0111i\u1ec1u ch\u1ec9nh b\u1ea5t k\u1ef3 s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0o gi\u1eefa tr\u1ea1ng th\u00e1i th\u1ef1c t\u1ebf v\u00e0 tr\u1ea1ng th\u00e1i mong mu\u1ed1n c\u1ee7a \u1ee9ng d\u1ee5ng, ph\u1ea7n m\u1ec1m theo th\u1ec3 hi\u1ec7n c\u1ee7a b\u1ea1n. V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n \u0111\u00e3 thi\u1ebft l\u1eadp m\u1ed9t d\u1ecbch v\u1ee5 ch\u1ea1y 10 b\u1ea3n sao c\u1ee7a Docker, m\u1ed9t m\u00e1y worker l\u01b0u tr\u1eef 2 trong s\u1ed1 10 b\u1ea3n sao \u0111\u00f3 b\u1ecb s\u1ef1 c\u1ed1. L\u00fac n\u00e0y, tr\u00ecnh qu\u1ea3n l\u00fd Swarm Manager s\u1ebd th\u1ef1c hi\u1ec7n t\u1ea1o ra 2 b\u1ea3n sao m\u1edbi thay th\u1ebf cho nh\u1eefng b\u1ea3n sao b\u1ecb l\u1ed7i.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-4.jpg\" alt=\"Docker Swarm c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh tr\u1ea1ng th\u00e1i mong mu\u1ed1n c\u1ee7a \u1ee9ng d\u1ee5ng\" class=\"wp-image-4329\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-4.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-4-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-4-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Docker Swarm c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh tr\u1ea1ng th\u00e1i mong mu\u1ed1n c\u1ee7a \u1ee9ng d\u1ee5ng<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mot_so_tinh_nang_khac_cua_Docker_Swarm_can_luu_y\"><\/span><strong>M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a Docker Swarm c\u1ea7n l\u01b0u \u00fd<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>B\u00ean c\u1ea1nh 2 t\u00ednh n\u0103ng ch\u00ednh tr\u00ean, Docker Swarm c\u0169ng s\u1ebd c\u00f3 th\u00eam m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng kh\u00e1c m\u00e0 b\u1ea1n c\u1ea7n l\u01b0u \u00fd nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High Avability: T\u00ednh n\u0103ng ch\u1ecbu l\u1ed7i cho c\u00e1c m\u00e1y ch\u1ee7 cluster \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ecdi ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u00ecnh th\u01b0\u1eddng. K\u1ec3 c\u1ea3 khi m\u1ed9t manager n\u00e0o \u0111\u00f3 trong cluster b\u1ecb down.<\/li>\n\n\n\n<li>Scheduling: Ch\u1ee9c n\u0103ng cho ph\u00e9p qu\u1ea3n tr\u1ecb vi\u00ean Swarm qu\u1ea3n l\u00fd th\u00eam c\u00e1c container \u0111\u00e3 c\u00f3\/\u0111\u01b0\u1ee3c th\u00eam m\u1edbi v\u00e0o m\u00e1y ch\u1ee7 v\u00e0 h\u1ed7 tr\u1ee3 m\u1edf r\u1ed9ng m\u00e1y ch\u1ee7.<\/li>\n\n\n\n<li>Decentralized design (thi\u1ebft k\u1ebf phi t\u1eadp trung): Thay v\u00ec x\u1eed l\u00fd s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c vai tr\u00f2 c\u1ee7a node hi\u1ec7n t\u1ea1i, Docker s\u1ebd x\u1eed l\u00fd chuy\u00ean m\u00f4n h\u00f3a ch\u00fang trong th\u1eddi gian ch\u1ea1y c\u1ee7a m\u00ecnh. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng to\u00e0n b\u1ed9 nh\u00f3m t\u1eeb m\u1ed9t \u1ea3nh \u0111\u0129a \u0111\u01a1n.<\/li>\n\n\n\n<li>Qu\u1ea3n l\u00fd c\u1ee5m t\u00edch h\u1ee3p v\u1edbi Docker Engine:&nbsp; S\u1eed d\u1ee5ng Docker Engine CLI \u0111\u1ec3 t\u1ea1o m\u1ed9t nh\u00f3m Docker Engine n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 tri\u1ec3n khai c\u00e1c d\u1ecbch v\u1ee5 \u1ee9ng d\u1ee5ng. B\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea7n m\u1ec1m \u0111i\u1ec1u ph\u1ed1i b\u1ed5 sung \u0111\u1ec3 t\u1ea1o ho\u1eb7c Swarm Manager.<\/li>\n\n\n\n<li>Scaling &#8211; chia t\u1ef7 l\u1ec7:&nbsp; \u0110\u1ed1i v\u1edbi m\u1ed7i d\u1ecbch v\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 khai b\u00e1o s\u1ed1 l\u01b0\u1ee3ng t\u00e1c v\u1ee5 b\u1ea1n mu\u1ed1n ch\u1ea1y. Khi b\u1ea1n t\u0103ng ho\u1eb7c gi\u1ea3m quy m\u00f4, tr\u00ecnh qu\u1ea3n l\u00fd b\u1ea7y \u0111\u00e0n s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh b\u1eb1ng c\u00e1ch th\u00eam ho\u1eb7c x\u00f3a c\u00e1c t\u00e1c v\u1ee5 \u0111\u1ec3 duy tr\u00ec tr\u1ea1ng th\u00e1i mong mu\u1ed1n.<\/li>\n\n\n\n<li>Rolling updates &#8211; update li\u00ean t\u1ee5c: M\u1ed7i&nbsp;node trong Swarm th\u1ef1c thi m\u00e3 h\u00f3a v\u00e0 x\u00e1c th\u1ef1c l\u1eabn nhau TLS \u0111\u1ec3 b\u1ea3o m\u1eadt th\u00f4ng tin li\u00ean l\u1ea1c gi\u1eefa ch\u00ednh n\u00f3 v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c node kh\u00e1c. B\u1ea1n c\u00f3 t\u00f9y ch\u1ecdn s\u1eed d\u1ee5ng ch\u1ee9ng ch\u1ec9 g\u1ed1c t\u1ef1 k\u00fd ho\u1eb7c ch\u1ee9ng ch\u1ec9 t\u1eeb CA g\u1ed1c t\u00f9y ch\u1ec9nh.<\/li>\n\n\n\n<li>Secure by default &#8211; b\u1ea3o m\u1eadt m\u1eb7c \u0111\u1ecbnh: T\u1ea1i th\u1eddi \u0111i\u1ec3m tri\u1ec3n khai, b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c b\u1ea3n c\u1eadp nh\u1eadt d\u1ecbch v\u1ee5 cho c\u00e1c node theo t\u1eebng b\u01b0\u1edbc.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-5.jpg\" alt=\"Docker Swarm c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu \u00edch kh\u00e1c nhau\" class=\"wp-image-4330\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-5.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-5-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-5-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Docker Swarm c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu \u00edch kh\u00e1c nhau<\/em><\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Uu_%E2%80%93_nhuoc_diem_cua_Docker_Swarm_la_gi\"><\/span><strong>\u01afu &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng Docker Swarm s\u1ebd c\u00f3 nh\u1eefng \u01b0u &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang. V\u1eady, \u01b0u &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec? D\u01b0\u1edbi \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin ph\u00e2n t\u00edch v\u1ec1 \u01b0u &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec \u0111\u1ec3 b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Uu_diem_cua_Docker_Swarm_la_gi\"><\/span><strong>\u01afu \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u01afu \u0111i\u1ec3m c\u1ee7a Docker Swarm nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e0i \u0111\u1eb7t \u0111\u01a1n gi\u1ea3n, dung l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng. \u0110\u00e2y c\u0169ng l\u00e0 l\u00fd do ch\u00ednh m\u00e0 hi\u1ec7n t\u1ea1i Docker Swarm ph\u00f9 h\u1ee3p v\u1edbi kh\u00e1 nhi\u1ec1u ng\u01b0\u1eddi m\u1edbi khi m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 \u0111i\u1ec1u ph\u1ed1i Container.<\/li>\n\n\n\n<li>Trong Docker Container, Docker Swarm c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e2n b\u1eb1ng t\u1ef1 \u0111\u1ed9ng cho ng\u01b0\u1eddi d\u00f9ng.<\/li>\n\n\n\n<li>V\u00ec c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb Docker, Docker Swarm ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c v\u1edbi Docker CLI.<\/li>\n\n\n\n<li>Docker Swarm ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u1edbi nh\u1eefng c\u00f4ng c\u1ee5 Docker hi\u1ec7n c\u00f3 nh\u01b0 Docker Compose.<\/li>\n\n\n\n<li>Cung c\u1ea5p nhi\u1ec1u t\u00ednh n\u0103ng l\u1ef1a ch\u1ecdn node th\u00f4ng minh, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn c\u00e1c node t\u1ed1i \u01b0u trong c\u1ee5m \u0111\u1ec3 c\u00f3 th\u1ec3 tri\u1ec3n khai v\u00f9ng ch\u1ee9a.<\/li>\n\n\n\n<li>Docker Swarm c\u00f3 API Swarm ri\u00eang.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-6.jpg\" alt=\"Nh\u1eb9, d\u1ec5 s\u1eed d\u1ee5ng l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi khi t\u00ecm hi\u1ec3u v\u1ec1 \u01b0u \u0111i\u1ec3m Docker Swarm l\u00e0 g\u00ec\" class=\"wp-image-4331\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-6.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-6-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-6-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Nh\u1eb9, d\u1ec5 s\u1eed d\u1ee5ng l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi khi t\u00ecm hi\u1ec3u v\u1ec1 \u01b0u \u0111i\u1ec3m Docker Swarm l\u00e0 g\u00ec<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nhuoc_diem_cua_Docker_Swarm_la_gi\"><\/span><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Tuy c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m, nh\u01b0ng Docker Swarm c\u0169ng t\u1ed3n t\u1ea1i m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf ri\u00eang. \u0110\u1ea7u ti\u00ean, do Docker Swarm \u0111\u01b0\u1ee3c li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd v\u1edbi Docker API, \u0111i\u1ec1u n\u00e0y h\u1ea1n ch\u1ebf ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3 so v\u1edbi Kubernetes. B\u00ean c\u1ea1nh \u0111\u00f3, c\u00e1c t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh v\u00e0 ti\u1ec7n \u00edch m\u1edf r\u1ed9ng b\u1ecb gi\u1edbi h\u1ea1n trong Docker Swarm.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <\/strong><a href=\"https:\/\/topviecit.vn\/blog\/api-la-gi-diem-noi-bat-cua-api\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>API l\u00e0 g\u00ec v\u00e0 c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt n\u00e0o?<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Kien_truc_cua_Docker_Swarm_la_gi\"><\/span><strong>Ki\u1ebfn tr\u00fac c\u1ee7a Docker Swarm l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Docker Node, Docker Services v\u00e0 Docker task l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a ki\u1ebfn \u200b\u200btr\u00fac Docker Swarm. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Docker_Node\"><\/span><strong>Docker Node<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Node (N\u00fat) l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh trong ki\u1ebfn \u200b\u200btr\u00fac Docker Swarm. M\u1ed9t Docker Swarm c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u node manager d\u1eabn d\u1eaft b\u1edfi m\u1ed9t node manager duy nh\u1ea5t \u0111\u01b0\u1ee3c ch\u1ecdn b\u1eb1ng thu\u1eadt to\u00e1n Raft. Node manager c\u0169ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 Node Worker nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh c\u1ea5u h\u00ecnh \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 n\u00fat qu\u1ea3n l\u00fd n\u00fat qu\u00e1.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-7.jpg\" alt=\"Node (N\u00fat) l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh trong ki\u1ebfn \u200b\u200btr\u00fac Docker Swarm\" class=\"wp-image-4332\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-7.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-7-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-7-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Node (N\u00fat) l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh trong ki\u1ebfn \u200b\u200btr\u00fac Docker Swarm<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Trong Docker Swarm s\u1ebd c\u00f3 3 lo\u1ea1i Node ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Node Manager: Ch\u1ee9c n\u0103ng ch\u00ednh l\u00e0 giao nhi\u1ec7m v\u1ee5 cho c\u00e1c Node Worker. Nh\u1eefng Node n\u00e0y gi\u00fap th\u1ef1c hi\u1ec7n nh\u1eefng nhi\u1ec7m v\u1ee5 qu\u1ea3n l\u00fd c\u1ea7n thi\u1ebft trong v\u1eadn h\u00e0ng Docker Swarm.&nbsp;<\/li>\n\n\n\n<li>Node Leader: Khi m\u1ed9t cluster \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp, thu\u1eadt to\u00e1n \u0111\u1ed3ng thu\u1eadn Raft \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh m\u1ed9t trong s\u1ed1 ch\u00fang l\u00e0m &#8220;Node Leader&#8221;. Node Leader s\u1ebd \u0111i\u1ec1u ph\u1ed1i nhi\u1ec7m v\u1ee5 v\u00e0 qu\u1ea3n l\u00fd c\u00e1c Swarm trong Docker. N\u1ebfu Node Leader kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c d\u1eebng ho\u1ea1t \u0111\u1ed9ng, m\u1ed9t Node Leader s\u1ebd \u0111\u01b0\u1ee3c Raft t\u1ea1o m\u1edbi.<\/li>\n\n\n\n<li>Node Worker: M\u1ed7i m\u1ed9t Node Worker s\u1ebd ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch nh\u1eadn th\u1ef1c thi c\u00e1c t\u00e1c v\u1ee5 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 b\u1edfi Node Manager. Theo m\u1eb7c \u0111\u1ecbnh, c\u00e1c ch\u1ebf \u0111\u1ed9 Node Manager c\u0169ng c\u00f3 Node Worker v\u00e0 kh\u1ea3 n\u0103ng th\u1ef1c thi khi ch\u00fang c\u00f3 s\u1eb5n t\u00e0i nguy\u00ean.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Docker_Services_va_Docker_task\"><\/span><strong>Docker Services v\u00e0 Docker task<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>L\u00e0 nh\u1eefng t\u00e1c v\u1ee5 c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c thi trong Docker Swarm. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Docker Services: Khi Service x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c h\u00ecnh \u1ea3nh c\u1ee7a container, s\u1ed1 l\u01b0\u1ee3ng replicas mong mu\u1ed1n, s\u1ebd kh\u1edfi ch\u1ea1y ch\u00fang trong Swarm.<\/li>\n\n\n\n<li>Docker task: \u0110\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn l\u00e0 nh\u1eefng container gi\u00fap th\u1ef1c thi c\u00e1c m\u1ec7nh l\u1ec7nh \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a tr\u01b0\u1edbc \u0111\u00f3 trong Services. T\u00e1c v\u1ee5 n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 b\u1edfi c\u00e1c Node Manager. Sau khi ph\u00e2n b\u1ed5 cho m\u1ed9t Node Worker b\u1ea5t k\u1ef3, task \u0111\u00f3 s\u1ebd kh\u00f4ng th\u1ec3 chuy\u1ec3n cho works kh\u00e1c. Trong tr\u01b0\u1eddng h\u1ee3p task th\u1ea5t b\u1ea1i, Node Manager s\u1ebd c\u00f3 th\u00eam m\u1ed9t phi\u00ean b\u1ea3n m\u1edbi c\u00f3 s\u1eb5n cho c\u00e1c Node Worker kh\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/flutter-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Flutter l\u00e0 g\u00ec? Top 7 l\u00fd do b\u1ea1n n\u00ean h\u1ecdc Flutter ngay trong n\u0103m 2023<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-8.jpg\" alt=\"Docker Services v\u00e0 Docker task l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n kh\u00e1c trong Docker Swarm\" class=\"wp-image-4333\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-8.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-8-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/02\/docker-swarm-la-gi-topcv-8-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Docker Services v\u00e0 Docker task l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n kh\u00e1c trong Docker Swarm<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Hy v\u1ecdng v\u1edbi b\u00e0i vi\u1ebft trong chuy\u00ean m\u1ee5c <strong><a href=\"https:\/\/topviecit.vn\/blog\/chuyen-muc\/chia-se-kinh-nghiem\/\" target=\"_blank\" rel=\"noreferrer noopener\">chia s\u1ebb kinh nghi\u1ec7m<\/a><\/strong> \u1edf tr\u00ean, b\u1ea1n s\u1ebd hi\u1ec3u h\u01a1n v\u1ec1 kh\u00e1i ni\u1ec7m c\u1ee7a <strong>Docker Swarm l\u00e0 g\u00ec<\/strong> v\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn Docker Swarm l\u00e0 g\u00ec. N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm ki\u1ebfm c\u01a1 h\u1ed9i <strong><a href=\"https:\/\/www.topcv.vn\/viec-lam\" target=\"_blank\" rel=\"noreferrer noopener\">vi\u1ec7c l\u00e0m m\u1edbi<\/a><\/strong>, h\u00e3y truy c\u1eadp v\u00e0o <a href=\"https:\/\/www.topcv.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopCV<\/strong><\/a><strong> <\/strong>&#8211; m\u1ed9t trong nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u h\u00e0ng \u0111\u1ea7u c\u00f3 m\u1ee9c \u0111\u1ed9 nh\u1eadn di\u1ec7n r\u1ed9ng trong l\u0129nh v\u1ef1c tuy\u1ec3n d\u1ee5ng. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Docker Swarm l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean t\u00ecm hi\u1ec3u hi\u1ec7n nay. N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm hi\u1ec3u v\u1ec1 Docker Swarm l\u00e0 g\u00ec th\u00ec h\u00e3y c\u00f9ng TopviecIT tham kh\u1ea3o ngay b\u00e0i vi\u1ebft chi ti\u1ebft v\u1ec1 Docker Swarm v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan nh\u00e9. Kh\u00e1i ni\u1ec7m c\u1ee7a Docker Swarm l\u00e0 g\u00ec? \u0110\u1ec3 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":4325,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[86],"tags":[153,151,150,1132,1131,152],"class_list":["post-4324","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chia-se-kinh-nghiem","tag-cai-dat-docker-tren-windows","tag-docker-container","tag-docker-la-gi","tag-docker-swarm","tag-docker-swarm-la-gi","tag-huong-dan-su-dung-docker"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Docker Swarm l\u00e0 g\u00ec? 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