{"id":9819,"date":"2021-06-23T08:02:05","date_gmt":"2021-06-23T08:02:05","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=9819"},"modified":"2021-08-09T00:27:40","modified_gmt":"2021-08-09T00:27:40","slug":"kien-truc-cluster-head-node-la-gi","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/ai-hpc\/kien-truc-cluster-head-node-la-gi-p9819\/","title":{"rendered":"Ki\u1ebfn tr\u00fac cluster: Head Node l\u00e0 g\u00ec?"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><h1>T\u1ea7m quan tr\u1ecdng c\u1ee7a Head Node trong m\u1ed9t c\u1ee5m m\u00e1y ch\u1ee7<\/h1>\n<p>Khi l\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t\u00a0c\u1ee5m m\u00e1y ch\u1ee7 (cluster),\u00a0c\u00f3 r\u1ea5t nhi\u1ec1u th\u00e0nh ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng: b\u1ed9 chuy\u1ec3n m\u1ea1ch (switch), <a class=\"iblink\" href=\"\/storage\/\">h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef<\/a> (storage node), c\u00e1c node x\u1eed l\u00fd (compute node), c\u00e1c \u1ee9ng d\u1ee5ng, file system, workloads,&#8230; \u1ea2nh h\u01b0\u1edfng c\u1ee7a vi\u1ec7c c\u00e1c m\u00e1y ch\u1ee7, th\u00e0nh ph\u1ea7n l\u01b0u tr\u1eef, c\u00e1c thi\u1ebft b\u1ecb v\u00e0 c\u00e1c phi\u00ean l\u00e0m vi\u1ec7c kh\u00f4ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nh\u1eefng lo ng\u1ea1i \u0111\u00e1ng k\u1ec3, \u0111\u1eb7c bi\u1ec7t khi n\u00f3 li\u00ean quan \u0111\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng, t\u1ea5t c\u1ea3 \u0111\u1ec1u kh\u00e1t t\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng \u0111\u1ec3 s\u1eed d\u1ee5ng.\u00a0Cu\u1ed1i c\u00f9ng, c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng s\u1ebd l\u1edbn h\u01a1n c\u00e1c t\u00e0i nguy\u00ean c\u00f3 s\u1eb5n v\u00e0 k\u1ebft qu\u1ea3 s\u1ebd r\u1ea5t th\u1ea3m h\u1ea1i!\u00a0\u0110\u00f3 l\u00e0 n\u01a1i m\u00e0 Head Node ph\u00e1t huy t\u00e1c d\u1ee5ng!<\/p>\n<h2>Head Node l\u00e0 g\u00ec?<\/h2>\n<p>N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, m\u1ed9t Head Node, \u0111\u00f4i khi \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 m\u1ed9t node \u0111\u0103ng nh\u1eadp (Login Node), l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh n\u1eb1m trong t\u1ee7 rack nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u1ee5m v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t Master Node cho c\u1ea3 c\u1ee5m, trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3 n\u00f3 tr\u1edf th\u00e0nh \u0111i\u1ec3m duy nh\u1ea5t \u0111\u1ec3 qu\u1ea3n l\u00fd t\u1ea5t c\u1ea3 t\u00e0i nguy\u00ean x\u1eed l\u00fd.\u00a0N\u00f3 cung c\u1ea5p nh\u1eefng th\u1ee9 nh\u01b0 d\u1ecbch v\u1ee5 management v\u00e0 schedule cho c\u1ee5m;\u00a0n\u00f3 \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t trong nh\u1eefng ph\u1ea7n quan tr\u1ecdng nh\u1ea5t c\u1ee7a m\u1ed9t c\u1ee5m v\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 ho\u00e0n th\u00e0nh c\u00f4ng vi\u1ec7c.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2021\/08\/tgmc-blog-610decc1f0acd.png\" alt=\"\" \/><\/p>\n<p>Trong m\u1ed9t c\u1ee5m, Head Node cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 c\u1ea3 b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i, c\u00f9ng v\u1edbi c\u00e1c m\u1ea3ng l\u01b0u tr\u1eef v\u00e0 nhi\u1ec1u node t\u00ednh to\u00e1n, nh\u01b0 t\u00ean g\u1ecdi c\u00f3 th\u1ec3 g\u1ee3i \u00fd r\u1eb1ng Head Node ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i nguy\u00ean trong t\u1ea7m ki\u1ec3m so\u00e1t c\u1ee7a n\u00f3.\u00a0\u0110i\u1ec1u n\u00e0y th\u1eadm ch\u00ed c\u00f3 th\u1ec3 bao g\u1ed3m th\u00e0nh ph\u1ea7n m\u1ea1ng v\u00e0 b\u1ed9 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n.\u00a0Trong c\u1ea5u h\u00ecnh \u0111\u01a1n gi\u1ea3n nh\u1ea5t, quy\u1ec1n truy c\u1eadp tr\u1ef1c di\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u00e0 m\u1ed9t trong nh\u1eefng d\u1ecbch v\u1ee5 ch\u00ednh \u0111\u01b0\u1ee3c cung c\u1ea5p.\u00a0C\u00f9ng v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 truy c\u1eadp h\u01b0\u1edbng t\u1edbi ng\u01b0\u1eddi d\u00f9ng, Head Node c\u0169ng cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 kh\u00e1c quan tr\u1ecdng h\u01a1n cho m\u1ed9t c\u1ee5m.<\/p>\n<p>M\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 n\u00e0y bao g\u1ed3m:<\/p>\r\n\t\t\t\t<div class=\"tgmcad hor\" style=\"text-align:center;margin:30px 0; padding: 10px 0; border-radius:5px; border-top:solid 1px #ccc; border-bottom:solid 1px #ccc; \">\r\n\t\t\t\t<a href=\"https:\/\/thegioimaychu.vn\/giai-phap\/deep-learning\/\"><img decoding=\"async\" alt=\"Gi\u1ea3i ph\u00e1p h\u1ea1 t\u1ea7ng Deep Learning, Tr\u00ed tu\u1ec7 Nh\u00e2n t\u1ea1o - AI\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2019\/11\/tgmc-deep-learning.jpg\" \/><\/a>\r\n\t\t\t\t<\/div>\n<ul>\n<li>Qu\u1ea3n l\u00fd Danh t\u00ednh v\u00e0 Truy c\u1eadp\u00a0: \u0111i\u1ec3m k\u1ebft n\u1ed1i trung t\u00e2m v\u1edbi h\u1ec7 th\u1ed1ng, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1 th\u1ec3 truy c\u1eadp d\u1ecbch v\u1ee5.<\/li>\n<li>Qu\u1ea3n l\u00fd c\u1ea5u h\u00ecnh\u00a0: cho hi\u1ec7u su\u1ea5t, ch\u1ee9c n\u0103ng v\u00e0 ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li>C\u01a1 ch\u1ebf l\u1eadp l\u1ecbch\u00a0: Ng\u01b0\u1eddi l\u1eadp l\u1ecbch c\u00f4ng vi\u1ec7c v\u00e0 ng\u01b0\u1eddi qu\u1ea3n l\u00fd kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u01b0 tr\u00fa t\u1ea1i \u0111\u00e2y;\u00a0c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 slurm, Moab, Torque.<\/li>\n<li>L\u01b0u tr\u1eef v\u00e0 truy\u1ec1n t\u1ec7p\u00a0: n\u01a1i ng\u01b0\u1eddi d\u00f9ng l\u01b0u tr\u1eef v\u00e0 chuy\u1ec3n t\u1ec7p.<\/li>\n<li>Gi\u00e1m s\u00e1t\u00a0: n\u01a1i gi\u00e1m s\u00e1t c\u1ee5m v\u00e0 ki\u1ec3m tra s\u1ee9c kh\u1ecfe \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n.<\/li>\n<li>C\u00e1c d\u1ecbch v\u1ee5 s\u1eed d\u1ee5ng t\u01b0\u01a1ng t\u00e1c\u00a0: C\u00e1c c\u00f4ng c\u1ee5 d\u1ef1a tr\u00ean GUI \u0111\u1ec3 ph\u00e1t tri\u1ec3n m\u00e3 bao g\u1ed3m giao di\u1ec7n d\u00f2ng l\u1ec7nh.<\/li>\n<li>V\u00e0, c\u1ea5u h\u00ecnh n\u00fat m\u00e1y t\u00ednh cho nh\u1eefng th\u1ee9 nh\u01b0 xu\u1ea5t h\u1ec7 th\u1ed1ng t\u1ec7p gia \u0111\u00ecnh v\u00e0 h\u1ec7 th\u1ed1ng t\u1ec7p \u1ee9ng d\u1ee5ng.<\/li>\n<\/ul>\n<p>C\u00e1c c\u1ee5m th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t Head Node duy nh\u1ea5t, nh\u01b0ng s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch s\u1eed d\u1ee5ng tr\u00ean quy m\u00f4 l\u1edbn.\u00a0M\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 v\u1edbi m\u1ed9t Head Node l\u00e0 kh\u1ea3 n\u0103ng v\u01b0\u1ee3t qu\u00e1 t\u00e0i nguy\u00ean r\u1ea5t cao.\u00a0N\u1ebfu qu\u00e1 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng \u0111ang y\u00eau c\u1ea7u t\u00e0i nguy\u00ean, m\u1ed9t Head Node c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng b\u1ecb qu\u00e1 t\u1ea3i v\u00e0 do c\u1ea5u tr\u00fac n\u00e0y, kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i khi th\u1ea5t b\u1ea1i v\u00e0 t\u00ednh li\u00ean t\u1ee5c c\u1ee7a d\u1ecbch v\u1ee5 s\u1ebd b\u1ecb t\u1ed5n h\u1ea1i.<\/p>\n<p>Nhi\u1ec1u Head Node c\u00f3 th\u1ec3 l\u00e0 c\u00e1ch t\u1ed1t h\u01a1n v\u00ec n\u00f3 \u0111\u1ea3m b\u1ea3o t\u00ednh d\u1ef1 ph\u00f2ng v\u00e0 kh\u1ea3 n\u0103ng \u0111\u00e1p \u1ee9ng \u0111\u1ed1i v\u1edbi c\u00e1c t\u00e0i nguy\u00ean v\u00e0 d\u1ecbch v\u1ee5 \u0111ang \u0111\u01b0\u1ee3c cung c\u1ea5p.\u00a0\u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch tri\u1ec3n khai nhi\u1ec1u phi\u00ean b\u1ea3n c\u1ee7a t\u1eebng d\u1ecbch v\u1ee5 tr\u00ean c\u00e1c Head Node kh\u00e1c nhau.\u00a0Th\u00eam v\u00e0o \u0111\u00f3, nhi\u1ec1u Head Node thu\u1eadn l\u1ee3i h\u01a1n cho c\u00e1c m\u00f4 h\u00ecnh c\u1ee5m, cung c\u1ea5p nhi\u1ec1u h\u01a1n m\u1ed9t c\u1ed5ng duy nh\u1ea5t \u0111\u1ec3 truy c\u1eadp v\u00e0o c\u1ee5m v\u00e0 l\u00e0m cho n\u00f3 c\u00e2n b\u1eb1ng h\u01a1n tr\u00ean to\u00e0n b\u1ed9 quy\u1ec1n truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>C\u0169ng c\u1ea7n nh\u1eafc l\u1ea1i r\u1eb1ng, Head Node c\u00f3 c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 s\u1eed d\u1ee5ng, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t n\u00fat t\u00ednh to\u00e1n.\u00a0Tuy nhi\u00ean, n\u00f3 s\u1ebd cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng g\u1eedi kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c t\u00ednh to\u00e1n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t &#8216;n\u00fat ch\u1ec9 g\u1eedi&#8217; trong ng\u1eef c\u1ea3nh c\u1ee7a tr\u00ecnh qu\u1ea3n l\u00fd kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c.<\/p>\n<p>L\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 b\u1ea1n kh\u00f4ng mu\u1ed1n ch\u1ea1y c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh t\u00ednh to\u00e1n tr\u00ean ch\u00ednh Head Node.\u00a0C\u00f3 ngh\u0129a l\u00e0, b\u1ea5t k\u1ef3 ch\u01b0\u01a1ng tr\u00ecnh n\u00e0o b\u1ea1n mu\u1ed1n ch\u1ea1y tr\u00ean c\u1ee5m kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea1y tr\u00ean Head Node.\u00a0T\u1ea5t c\u1ea3 vi\u1ec7c s\u1eed d\u1ee5ng n\u00ean \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n \u1edf Head Node \u0111\u1ed1i v\u1edbi c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh cho ph\u00e9p b\u1ea1n cung c\u1ea5p c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh c\u1ee5m v\u00e0 qu\u1ea3n l\u00fd v\u00e0 xem d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n.<\/p>\n<h2>Ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u1ee5m v\u00e0 Head Node<\/h2>\n<p>N\u00fat \u0111\u1ea7u c\u00f3 kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 qu\u1ea3n l\u00fd do Ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u1ee5m.\u00a0Ph\u1ea7n m\u1ec1m Qu\u1ea3n l\u00fd C\u1ee5m \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t tr\u00ean Head Node, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng qu\u1ea3n l\u00fd m\u1ed9t c\u1ee5m th\u00f4ng qua giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed3 h\u1ecda ho\u1eb7c b\u1eb1ng c\u00e1ch truy c\u1eadp d\u00f2ng l\u1ec7nh.\u00a0Th\u00f4ng qua Ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u1ee5m, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 c\u1ee5m t\u1eeb c\u00e1c ho\u1ea1t \u0111\u1ed9ng tham gia t\u1eeb th\u1ea5p \u0111\u1ebfn cao.<\/p>\n<p>Nhi\u1ec1u ph\u1ea7n m\u1ec1m c\u00f2n \u0111\u01b0\u1ee3c trang b\u1ecb t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng h\u00f3a t\u00edch h\u1ee3p, qu\u1ea3n l\u00fd v\u00e0 gi\u00e1m s\u00e1t t\u00edch h\u1ee3p, cho ph\u00e9p b\u1ea1n tri\u1ec3n khai c\u00e1c c\u1ee5m ho\u00e0n ch\u1ec9nh tr\u00ean m\u00e1y ch\u1ee7 v\u1eadt l\u00fd v\u00e0 qu\u1ea3n l\u00fd ch\u00fang m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.\u00a0N\u00f3 cung c\u1ea5p m\u1ed9t dashboard qu\u1ea3n l\u00fd duy nh\u1ea5t cho ph\u1ea7n c\u1ee9ng, h\u1ec7 \u0111i\u1ec1u h\u00e0nh, ph\u1ea7n m\u1ec1m HPC v\u00e0 ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<div>____<br \/><b>B\u00e0i vi\u1ebft li\u00ean quan<\/b><\/div>\n<ul>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22728\">Hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh h\u00e0ng tr\u0103m t\u1ef7 tham s\u1ed1 ngay t\u1ea1i b\u00e0n v\u1edbi MSI EdgeXpert<\/a><\/li>\n<li><a 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th&agrave;nh&#8230;<\/p>\n","protected":false},"author":2,"featured_media":10014,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[3,162,1],"tags":[7,74],"class_list":["post-9819","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai-hpc","category-giai-phap","category-tong-hop","tag-ai","tag-hpc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ki\u1ebfn tr\u00fac cluster: Head Node l\u00e0 g\u00ec? - Blog | TheGioiMayChu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thegioimaychu.vn\/blog\/ai-hpc\/kien-truc-cluster-head-node-la-gi-p9819\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta 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