{"id":12378562,"date":"2026-03-19T23:53:24","date_gmt":"2026-03-19T15:53:24","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e5%85%a8%e9%9d%a2%e8%a7%a3%e6%9e%90%e8%be%b9%e7%bc%98%e5%8a%a0%e9%80%9f%e6%8a%80%e6%9c%af%ef%bc%9a%e6%8f%90%e5%8d%87%e5%ba%94%e7%94%a8%e6%80%a7%e8%83%bd%e7%9a%84%e6%a0%b8%e5%bf%83%e7%ad%96%e7%95%a5\/"},"modified":"2026-03-20T00:17:50","modified_gmt":"2026-03-19T16:17:50","slug":"edge-acceleration-technology-performance-strategy-architecture-practice","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/cdn\/edge-acceleration-technology-performance-strategy-architecture-practice\/","title":{"rendered":"Gi\u1ea3i m\u00e3 to\u00e0n di\u1ec7n c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean: Chi\u1ebfn l\u01b0\u1ee3c c\u1ed1t l\u00f5i v\u00e0 th\u1ef1c ti\u1ec5n ki\u1ebfn tr\u00fac \u0111\u1ec3 t\u0103ng hi\u1ec7u n\u0103ng \u1ee9ng d\u1ee5ng"},"content":{"rendered":"

Trong th\u1eddi \u0111\u1ea1i m\u00e0 tr\u1ea3i nghi\u1ec7m k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean h\u00e0ng \u0111\u1ea7u ng\u00e0y nay, t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ef7 l\u1ec7 ng\u01b0\u1eddi d\u00f9ng gi\u1eef l\u1ea1i d\u1ecbch v\u1ee5 v\u00e0 s\u1ef1 th\u00e0nh c\u00f4ng kinh doanh. M\u1eb7c d\u00f9 c\u00e1c ki\u1ebfn tr\u00fac \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y t\u1eadp trung truy\u1ec1n th\u1ed1ng cung c\u1ea5p s\u1ee9c m\u1ea1nh t\u00ednh to\u00e1n m\u1ea1nh m\u1ebd, ch\u00fang th\u01b0\u1eddng g\u1eb7p ph\u1ea3i t\u00ecnh tr\u1ea1ng tr\u1ec5 v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng k\u00e9m khi x\u1eed l\u00fd y\u00eau c\u1ea7u t\u1eeb ng\u01b0\u1eddi d\u00f9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi do kho\u1ea3ng c\u00e1ch v\u1eadt l\u00fd v\u00e0 t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn m\u1ea1ng. C\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c \u1edf c\u1ea1nh (edge acceleration) ra \u0111\u1eddi nh\u1eb1m gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y b\u1eb1ng c\u00e1ch \u0111\u01b0a c\u00e1c ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n, l\u01b0u tr\u1eef v\u00e0 m\u1ea1ng xu\u1ed1ng g\u1ea7n h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c ngu\u1ed3n d\u1eef li\u1ec7u h\u01a1n, t\u1eeb \u0111\u00f3 thay \u0111\u1ed5i ho\u00e0n to\u00e0n c\u00e1ch th\u1ee9c cung c\u1ea5p d\u1ecbch v\u1ee5 \u1ee9ng d\u1ee5ng. \u0110\u00e2y \u0111\u01b0\u1ee3c coi l\u00e0 chi\u1ebfn l\u01b0\u1ee3c then ch\u1ed1t \u0111\u1ec3 gi\u1ea3m thi\u1ec3u \u0111\u1ed9 tr\u1ec5, n\u00e2ng cao \u0111\u1ed9 tin c\u1eady v\u00e0<\/p>\n\n\n\n

Kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u0103ng t\u1ed1c bi\u00ean<\/h2>\n\n\n\n

Edge acceleration kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 \u0111\u01a1n l\u1ebb, m\u00e0 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt t\u1ed5ng h\u1ee3p d\u1ef1a tr\u00ean c\u00e1c n\u00fat edge (n\u00fat x\u1eed l\u00fd n\u1eb1m \u1edf c\u00e1c v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd kh\u00e1c nhau) \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u v\u00e0 c\u00e1c t\u00e1c v\u1ee5 t\u00ednh to\u00e1n. \u00dd t\u01b0\u1edfng c\u1ed1t l\u00f5i c\u1ee7a n\u00f3 l\u00e0 \u201cx\u1eed l\u00fd g\u1ea7n ngu\u1ed3n d\u1eef li\u1ec7u nh\u1ea5t\u201d, nh\u1eb1m lo\u1ea1i b\u1ecf qu\u00e1 tr\u00ecnh truy\u1ec1n d\u1eef li\u1ec7u qu\u00e3ng \u0111\u01b0\u1eddng d\u00e0i gi\u1eefa c\u00e1c n\u00fat edge v\u00e0 \u0111\u00e1m m\u00e2y trung t\u00e2m, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 tr\u1ec5 trong vi<\/p>\n\n\n\n

What is Edge Network?<\/h3>\n\n\n\n

M\u1ea1ng l\u01b0\u1edbi edge (m\u1ea1ng l\u01b0\u1edbi c\u1ea1nh) l\u00e0 l\u1edbp c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng n\u1eb1m gi\u1eefa \u201ckil\u00f4m\u00e9t cu\u1ed1i c\u00f9ng\u201d c\u1ee7a Internet v\u00e0 m\u1ea1ng l\u01b0\u1edbi tr\u1ee5c ch\u00ednh (core backbone network). C\u00e1c n\u00fat m\u1ea1ng edge n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1ea1i c\u00e1c trung t\u00e2m trao \u0111\u1ed5i Internet, ph\u00f2ng kinh doanh d\u1ecbch v\u1ee5 Internet, ho\u1eb7c c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u \u0111\u1ecba ph\u01b0\u01a1ng g\u1ea7n h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i. Kh\u00e1c v\u1edbi m\u00f4 h\u00ecnh \u0111\u00e1m m\u00e2y truy\u1ec1n th\u1ed1ng ch\u1ec9 c\u00f3 m\u1ed9t v\u00e0i trung t\u00e2m d\u1eef li\u1ec7u l\u1edbn, m\u1ea1ng l\u01b0\u1edbi edge bao g\u1ed3m h\u00e0ng ng\u00e0n n\u00fat nh\u1eb9 (lightweight nodes) \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 kh\u1eafp to\u00e0n c\u1ea7u, t\u1ea1o th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n g\u1ea7n h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/p>\n

\u0110\u1ecdc th\u00eam CDN To\u00e0n Di\u1ec7n Gi\u1ea3i Th\u00edch: T\u1eeb Nguy\u00ean L\u00fd C\u1ed1t L\u00f5i \u0110\u1ebfn H\u01b0\u1edbng D\u1eabn Th\u1ef1c H\u00e0nh Tri\u1ec3n Khai \u1ee8ng D\u1ee5ng Hi\u1ec7n \u0110\u1ea1i<\/a>\u3002<\/p>\n\n\n\n\n

C\u00e1c ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c ch\u00ednh: \u0110\u1ec7m d\u1eef li\u1ec7u (Cache), T\u00ednh to\u00e1n (Calculation), v\u00e0 T\u1ed1i \u01b0u h\u00f3a (Optimization)<\/h3>\n\n\n\n

C\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c tr\u00ean c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge acceleration) ho\u1ea1t \u0111\u1ed9ng ch\u1ee7 y\u1ebfu th\u00f4ng qua ba ch\u1ebf \u0111\u1ed9: l\u01b0u tr\u1eef n\u1ed9i dung (content caching), t\u00ednh to\u00e1n t\u1ea1i \u0111i\u1ec3m cu\u1ed1i (edge computing), v\u00e0 t\u1ed1i \u01b0u h\u00f3a m\u1ea1ng (network optimization).<\/p>\n\n

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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\\nbunny.net\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
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\r\n\t\t\t\t\t\\nbunny.net CDN<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tChi ph\u00ed ch\u1ec9 t\u1eeb 1 \u0111\u00f4 la m\u1ed7i th\u00e1ng, v\u1edbi m\u1ee9c ph\u00ed r\u00f5 r\u00e0ng v\u00e0 kh\u00f4ng c\u00f3 chi ph\u00ed \u1ea9n. C\u00e1c t\u00ednh n\u0103ng bao g\u1ed3m l\u01b0u tr\u1eef v\u0129nh vi\u1ec5n, gi\u00e1m s\u00e1t theo th\u1eddi gian th\u1ef1c, b\u1ea3o v\u1ec7 DDoS v\u00e0 ch\u1ee9ng ch\u1ec9 SSL mi\u1ec5n ph\u00ed. \u0110\u1eb7c bi\u1ec7t, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho ph\u00e1t tr\u1ef1c tuy\u1ebfn video v\u00e0 cung c\u1ea5p m\u1ed9t m\u00f4 h\u00ecnh thanh to\u00e1n linh ho\u1ea1t theo m\u1ee9c s\u1eed d\u1ee5ng.<\/span>\r\n\t\t\t\t
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Kh\u00f4ng c\u1ea7n th\u1ebb t\u00edn d\u1ee5ng, d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed trong 14 ng\u00e0y<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp m\u1ea1ng l\u01b0\u1edbi ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) c\u1ee7a bunny.net \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t\r\n\t
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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\u0110\u00e1m\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
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\r\n\t\t\t\t\t\u0110\u00e1m m\u00e2y Cloudways Cloudflare Enterprise<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tG\u00f3i gi\u00e1 d\u1ecbch v\u1ee5 CDN\/WAF c\u1ea5p doanh nghi\u1ec7p c\u1ee7a Cloudflare c\u00f3 c\u00e1c m\u1ee9c ph\u00ed nh\u01b0 sau: t\u1ed1i \u0111a 5 t\u00ean mi\u1ec1n, m\u1ed7i t\u00ean mi\u1ec1n c\u00f3 gi\u00e1 4,99 USD\/th\u00e1ng, bao g\u1ed3m 100GB b\u0103ng th\u00f4ng, v\u00e0 ph\u1ea7n v\u01b0\u1ee3t qu\u00e1 s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh ph\u00ed theo m\u1ee9c ph\u00ed 0,02 USD\/GB.<\/span>\r\n\t\t\t\t
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M\u1ed7i t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c t\u1eb7ng 100GB l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp Cloudways Cloudflare Enterprise \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n<\/div>\r\n\r\n\r\n\n\n\n\n\n\n\n

L\u01b0u tr\u1eef \u0111\u1ec7m n\u1ed9i dung (content caching) l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng c\u01a1 b\u1ea3n v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t. C\u00e1c t\u00e0i nguy\u00ean t\u0129nh nh\u01b0 HTML, CSS, JavaScript, h\u00ecnh \u1ea3nh v\u00e0 video \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef s\u1eb5n tr\u01b0\u1edbc t\u1ea1i c\u00e1c node (tr\u1ea1m ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u) tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi. Khi ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u truy c\u1eadp, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng ch\u1ecdn node g\u1ea7n nh\u1ea5t \u0111\u1ec3 ph\u1ea3n h\u1ed3i, gi\u00fap lo\u1ea1i b\u1ecf g\u1ea7n nh\u01b0 ho\u00e0n to\u00e0n \u0111\u1ed9 tr\u1ec5 trong qu\u00e1 tr\u00ecnh truy c\u1eadp gi\u1eefa c\u00e1c khu v\u1ef1c \u0111\u1ecba l\u00fd kh\u00e1c nhau ho\u1eb7c c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u1ea1ng kh\u00e1c nhau.<\/p>\n\n\n\n

Trong khi \u0111\u00f3, c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i r\u00eca (edge computing) \u0111i xa h\u01a1n n\u1eefa b\u1eb1ng c\u00e1ch cho ph\u00e9p m\u1ed9t s\u1ed1 logic \u1ee9ng d\u1ee5ng ho\u1eb7c h\u00e0m \u0111\u01b0\u1ee3c th\u1ef1c thi tr\u1ef1c ti\u1ebfp tr\u00ean c\u00e1c n\u00fat \u1edf r\u00eca m\u1ea1ng. V\u00ed d\u1ee5, vi\u1ec7c x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, th\u1ef1c hi\u1ec7n c\u00e1c th\u1eed nghi\u1ec7m A\/B (A\/B testing), t\u1ed5ng h\u1ee3p d\u1eef li\u1ec7u theo th\u1eddi gian th\u1ef1c, ho\u1eb7c c\u00e1c y\u00eau c\u1ea7u API \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd ngay t\u1ea1i c\u00e1c n\u00fat \u1edf r\u00eca m\u00e0 kh\u00f4ng c\u1ea7n truy\u1ec1n d\u1eef li\u1ec7u v\u1ec1 m\u00e1y ch\u1ee7 trung t\u00e2m. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u1ec5 trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd<\/p>\n\n\n\n

T\u1ed1i \u01b0u h\u00f3a m\u1ea1ng bao g\u1ed3m m\u1ed9t lo\u1ea1t c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1i \u01b0u h\u00f3a giao th\u1ee9c v\u00e0 c\u00f4ng ngh\u1ec7 \u0111\u1ecbnh tuy\u1ebfn th\u00f4ng minh. M\u1ea1ng edge (m\u1ea1ng c\u1ea1nh) s\u1eed d\u1ee5ng c\u00e1c m\u1ea1ng n\u1ed9i b\u1ed9 ri\u00eang ho\u1eb7c c\u00e1c l\u1ed9 tr\u00ecnh Internet \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 ch\u1ecdn nh\u1eefng k\u00eanh truy\u1ec1n d\u1eef li\u1ec7u \u1ed5n \u0111\u1ecbnh v\u00e0 nhanh h\u01a1n, tr\u00e1nh c\u00e1c \u0111i\u1ec3m t\u1eafc ngh\u1ebdn tr\u00ean Internet c\u00f4ng c\u1ed9ng, t\u1eeb \u0111\u00f3 n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u.<\/p>\n\n\n\n

C\u00e1c m\u00f4 h\u00ecnh ki\u1ebfn tr\u00fac ch\u00ednh c\u1ee7a c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean (Edge Acceleration):<\/h2>\n\n\n\n

\u0110\u1ec3 tri\u1ec3n khai c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c hi\u1ec7u n\u0103ng tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng (edge acceleration), c\u1ea7n d\u1ef1a v\u00e0o c\u00e1c m\u00f4 h\u00ecnh ki\u1ebfn tr\u00fac c\u1ee5 th\u1ec3. T\u00f9y theo nhu c\u1ea7u kinh doanh, c\u00e1c m\u00f4 h\u00ecnh n\u00e0y ch\u1ee7 y\u1ebfu c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh ba nh\u00f3m ch\u00ednh sau:<\/p>\n

\u0110\u1ecdc th\u00eam C\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean: Nguy\u00ean l\u00fd, L\u1ee3i th\u1ebf v\u00e0 \u1ee8ng d\u1ee5ng, n\u1ec1n t\u1ea3ng x\u00e2y d\u1ef1ng m\u1ea1ng hi\u1ec7u su\u1ea5t cao th\u1ebf h\u1ec7 ti\u1ebfp theo<\/a>\u3002<\/p>\n\n\n\n\n

M\u00f4 h\u00ecnh ph\u00e2n ph\u1ed1i n\u1ed9i dung d\u1ef1a tr\u00ean CDN (Content Delivery Network)<\/h3>\n\n\n\n

\u0110\u00e2y l\u00e0 ki\u1ebfn tr\u00fac t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i c\u00e1c \u0111i\u1ec3m giao tr\u00ean m\u1ea1ng (edge acceleration) ph\u00e1t tri\u1ec3n nh\u1ea5t hi\u1ec7n nay, t\u1eadp trung ch\u1ee7 y\u1ebfu v\u00e0o vi\u1ec7c t\u0103ng t\u1ed1c c\u1ea3 n\u1ed9i dung t\u0129nh l\u1eabn \u0111\u1ed9ng. C\u00e1c h\u1ec7 th\u1ed1ng CDN (Content Delivery Network) hi\u1ec7n \u0111\u1ea1i kh\u00f4ng c\u00f2n ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 c\u00e1c b\u1ed9 l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi n\u1eefa; ch\u00fang t\u00edch h\u1ee3p nhi\u1ec1u t\u00ednh n\u0103ng nh\u01b0 qu\u1ea3n l\u00fd l\u01b0u l\u01b0\u1ee3ng th\u00f4ng minh, b\u1ea3o v\u1ec7 kh\u1ecfi t\u1ea5n c\u00f4ng DDoS, v\u00e0 ph\u00e2n b\u1ed5 t\u1ea3i (load balancing). Trong ki\u1ebfn tr\u00fac n\u00e0y, nh\u00e0 cung c\u1ea5p CDN qu\u1ea3n l\u00fd m\u1ed9t m\u1ea1ng l\u01b0\u1edbi c\u00e1c \u0111i\u1ec3m giao tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c b\u1ea3n ghi DNS ho\u1eb7c CNAME \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn m\u1ea1ng CDN. C\u00e1c \u0111i\u1ec3m giao c\u1ee7a CDN c\u00f3 tr\u00e1ch nhi\u1ec7m x\u1eed l\u00fd y\u00eau c\u1ea7u t\u1eeb ng\u01b0\u1eddi d\u00f9ng; n\u1ebfu n\u1ed9i dung kh\u00f4ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef t\u1ea1i \u0111\u00f3 ho\u1eb7c \u0111\u00e3 h\u1ebft h\u1ea1n, ch\u00fang s\u1ebd truy c\u1eadp tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u00e1y ch\u1ee7 ch\u00ednh c\u1ee7a kh\u00e1ch h\u00e0ng \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u c\u1ea7n thi<\/p>\n\n\n\n

Edge Functions v\u00e0 Ki\u1ebfn tr\u00fac Serverless<\/h3>\n\n\n\n

\u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c ti\u00ean ti\u1ebfn nh\u1ea5t c\u1ee7a c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i r\u00eca (edge computing), bao g\u1ed3m c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Cloudflare Workers v\u00e0 AWS Lambda@Edge. N\u00f3 cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n tri\u1ec3n khai m\u00e3 \u1ee9ng d\u1ee5ng nh\u1eb9 v\u00e0 kh\u00f4ng c\u00f3 tr\u1ea1ng th\u00e1i (stateless) l\u00ean c\u00e1c n\u00fat x\u1eed l\u00fd t\u1ea1i r\u00eca tr\u00ean to\u00e0n c\u1ea7u. M\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c thi d\u01b0\u1edbi d\u1ea1ng c\u00e1c h\u00e0m (functions) ngay trong m\u00f4i tr\u01b0\u1eddng g\u1ea7n ng\u01b0\u1eddi d\u00f9ng. Ki\u1ebfn tr\u00fac n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng tr\u01b0\u1eddng h\u1ee3p \u0111\u00f2i h\u1ecfi x\u1eed l\u00fd c\u00e1 nh\u00e2n h\u00f3a v\u00e0 th\u1eddi gian ph\u1ea3n h\u1ed3i th\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c ph\u1ea3n h\u1ed3i API \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh, vi\u1ec7c thay \u0111\u1ed5i n\u1ed9i dung trang web (header) theo th\u1eddi gian th\u1ef1c, ho\u1eb7c c\u00e1c quy tr\u00ecnh x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng \u0111\u01a1n gi\u1ea3n. N\u00f3 gi\u00fap tri\u1ec3n khai c\u1ea3 logic l\u1eabn d\u1eef li\u1ec7u \u1edf \u201cc\u00e1c \u0111i\u1ec3m r\u00eca\u201d (edges), t\u1eeb \u0111\u00f3 n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng nhanh ch\u00f3ng c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

Edge Cloud v\u00e0 Ki\u1ebfn tr\u00fac \u1ee8ng d\u1ee5ng Ph\u00e2n t\u00e1n (Edge Cloud and Distributed Application Architecture)<\/h3>\n\n\n\n

\u0110\u00e2y l\u00e0 m\u1ed9t ki\u1ebfn tr\u00fac ph\u00e2n t\u00e1n ho\u00e0n thi\u1ec7n h\u01a1n, trong \u0111\u00f3 nhi\u1ec1u m\u00f4-\u0111un c\u1ee7a \u1ee9ng d\u1ee5ng ho\u1eb7c d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c tri\u1ec3n khai m\u1ed9t c\u00e1ch ph\u00e2n t\u00e1n tr\u00ean c\u00e1c c\u1ea5p \u0111\u1ed9 kh\u00e1c nhau \u2013 t\u1eeb \u0111\u00e1m m\u00e2y trung t\u00e2m \u0111\u1ebfn c\u00e1c n\u00fat \u1edf periphery (r\u00eca). C\u01a1 s\u1edf d\u1eef li\u1ec7u trung t\u00e2m v\u00e0 c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd ph\u1ee9c t\u1ea1p v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i t\u1ea1i \u0111\u00e1m m\u00e2y trung t\u00e2m, trong khi c\u00e1c \u1ee9ng d\u1ee5ng ph\u00eda tr\u01b0\u1edbc, c\u00e1c c\u1ed5ng API (API gateways) v\u00e0 c\u00e1c l\u1edbp logic kinh doanh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1ea1i c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u \u1edf c\u1ea5p \u0111\u1ed9 khu v\u1ef1c ho\u1eb7c th\u00e0nh ph\u1ed1. M\u00f4 h\u00ecnh n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y l\u1edbn ho\u1eb7c c\u00e1c n\u1ec1n t\u1ea3ng qu\u1ea3n l\u00fd \u0111a \u0111\u00e1m m\u00e2y\/h\u1ed7n h\u1ee3p \u0111\u00e1m m\u00e2y, gi\u00fap th\u1ef1c hi\u1ec7n vi\u1ec7c ph\u00e2n b\u1ed5 v\u00e0 qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean t\u00ednh to\u00e1n m\u1ed9t c\u00e1ch linh ho\u1ea1t tr\u00ean to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

C\u00e1c chi\u1ebfn l\u01b0\u1ee3c c\u1ed1t l\u00f5i \u0111\u1ec3 tri\u1ec3n khai c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c tr\u00ean c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi (edge acceleration):<\/h2>\n\n\n\n

Vi\u1ec7c tri\u1ec3n khai th\u00e0nh c\u00f4ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge acceleration) kh\u00f4ng \u0111\u01a1n thu\u1ea7n l\u00e0 k\u1ebft n\u1ed1i d\u1ecbch v\u1ee5 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, m\u00e0 \u0111\u00f2i h\u1ecfi m\u1ed9t b\u1ed9 chi\u1ebfn l\u01b0\u1ee3c h\u1ec7 th\u1ed1ng ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n

T\u00e1ch Bi\u1ec7t \u0110\u1ed9ng-T\u0129nh v\u00e0 T\u1ed1i \u01afu H\u00f3a Chi\u1ebfn L\u01b0\u1ee3c B\u1ed9 Nh\u1edb \u0110\u1ec7m<\/h3>\n\n\n\n

\u0110\u00e2y l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 tri\u1ec3n khai c\u00e1c bi\u1ec7n ph\u00e1p t\u0103ng t\u1ed1c trang web. C\u00e1c t\u00e0i nguy\u00ean t\u0129nh trong \u1ee9ng d\u1ee5ng c\u1ea7n \u0111\u01b0\u1ee3c t\u00e1ch bi\u1ec7t r\u00f5 r\u00e0ng kh\u1ecfi n\u1ed9i dung \u0111\u1ed9ng, v\u00e0 cho c\u00e1c t\u00e0i nguy\u00ean t\u0129nh c\u1ea7n thi\u1ebft l\u1eadp th\u1eddi gian h\u1ebft h\u1ea1n l\u01b0u tr\u1eef trong b\u1ed9 \u0111\u1ec7m (cache) d\u00e0i h\u01a1n, nh\u1eb1m t\u1eadn d\u1ee5ng t\u1ed1i \u0111a kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef t\u1ea1i c\u00e1c m\u00e1y ch\u1ee7 c\u1ee5c b\u1ed9 (edge servers). \u0110\u1ed1i v\u1edbi n\u1ed9i dung \u0111\u1ed9ng, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng chi\u1ebfn l\u01b0\u1ee3c \u201ct\u00ednh \u0111\u1ed9ng m\u1ed9t ph\u1ea7n t\u1ea1i m\u00e1y ch\u1ee7 c\u1ee5c b\u1ed9\u201d (partial dynamicization at the edge): v\u00ed d\u1ee5, s\u1eed d\u1ee5ng c\u00e1c h\u00e0m ch\u1ea1y tr\u00ean m\u00e1y ch\u1ee7 c\u1ee5c b\u1ed9 \u0111\u1ec3 t\u1ea1o ra nh\u1eefng ph\u1ea7n n\u1ed9i dung \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a tr\u00ean trang web, trong khi ph\u1ea7n c\u00f2n l\u1ea1i v\u1eabn \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb b\u1ed9 \u0111\u1ec7m. \u0110\u1ed3ng th\u1eddi, c\u1ea7n x\u00e2y d\u1ef1ng c\u00e1c quy t\u1eafc chi ti\u1ebft cho c\u00e1c kh\u00f3a l\u01b0u tr\u1eef (cache keys) v\u00e0 c\u01a1 ch\u1ebf truy xu\u1ea5t ngu\u1ed3n<\/p>\n\n\n\n

\u0110i\u1ec1u Ph\u1ed1i L\u01b0u L\u01b0\u1ee3ng Th\u00f4ng Minh v\u00e0 Ph\u00e1t H\u00e0nh X\u00e1m<\/h3>\n\n\n\n

Nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng ph\u00e2n b\u1ed5 t\u1ea3i to\u00e0n c\u1ea7u (global load balancing) c\u1ee7a m\u1ea1ng l\u01b0\u1edbi edge, c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, tr\u1ea1ng th\u00e1i s\u1ee9c kh\u1ecfe c\u1ee7a m\u00e1y ch\u1ee7, v\u00e0 \u0111\u1ed9 tr\u1ec5 m\u1ea1ng th\u1eddi gian th\u1ef1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 \u0111i\u1ec1u ph\u1ed1i c\u00e1c y\u00eau c\u1ea7u t\u1eeb ng\u01b0\u1eddi d\u00f9ng m\u1ed9t c\u00e1ch th\u00f4ng minh \u0111\u1ebfn n\u00fat ho\u1eb7c m\u00e1y ch\u1ee7 ngu\u1ed3n t\u1ed1i \u01b0u nh\u1ea5t. K\u1ebft h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng n\u00e0y, vi\u1ec7c tri\u1ec3n khai c\u00e1c phi\u00ean b\u1ea3n m\u1edbi (gray release ho\u1eb7c canary release) m\u1ed9t c\u00e1ch tr\u01a1n tru c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ngay \u1edf c\u1ea5p \u0111\u1ed9 edge. V\u00ed d\u1ee5, m\u00e3 ngu\u1ed3n phi\u00ean b\u1ea3n m\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai tr\u01b0\u1edbc cho m\u1ed9t s\u1ed1 n\u00fat edge ho\u1eb7c ng\u01b0\u1eddi d\u00f9ng trong khu v\u1ef1c nh\u1ea5t \u0111\u1ecbnh; sau khi \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh, n\u00f3 m\u1edbi \u0111\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn r\u1ed9ng r\u00e3i, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 r\u1ee7i ro trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai.<\/p>\n

\u0110\u1ecdc th\u00eam Trong l\u00e0n s\u00f3ng s\u1ed1 h\u00f3a ng\u00e0y nay, t\u00ednh th\u1eddi gian th\u1ef1c v\u00e0 \u0111\u1ed9 tin c\u1eady \u0111\u00e3 tr\u1edf th\u00e0nh huy\u1ebft m\u1ea1ch c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn.<\/a>\u3002<\/p>\n\n\n\n\n

Xem x\u00e9t b\u1ea3o m\u1eadt v\u00e0 tu\u00e2n th\u1ee7<\/h3>\n\n\n\n

Vi\u1ec7c chuy\u1ec3n h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp sang m\u1ea1ng ngo\u1ea1i vi (edge network) \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c m\u1edf r\u1ed9ng c\u00e1c r\u00e0o c\u1ea3n b\u1ea3o m\u1eadt. C\u1ea7n \u00e1p d\u1ee5ng m\u00f4 h\u00ecnh b\u1ea3o m\u1eadt \u201czero trust\u201d (kh\u00f4ng tin t\u01b0\u1edfng g\u00ec c\u1ea3), bao g\u1ed3m vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 t\u01b0\u1eddng l\u1eeda \u1ee9ng d\u1ee5ng web (Web Application Firewalls), h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 ch\u1ed1ng DDoS (DDoS Protection), v\u00e0 c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt cho c\u1ed5ng API (API Gateway Security Policies) t\u1ea1i c\u00e1c \u0111i\u1ec3m ngo\u1ea1i vi. M\u1ecdi th\u00f4ng tin trao \u0111\u1ed5i gi\u1eefa c\u00e1c n\u00fat ngo\u1ea1i vi v\u00e0 m\u00e1y ch\u1ee7 ngu\u1ed3n (source server) ph\u1ea3i \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1eb1ng giao th\u1ee9c TLS. \u0110\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c ng\u00e0nh \u0111ang x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, c\u1ea7n l\u1eadp k\u1ebf ho\u1ea1ch c\u1ea9n th\u1eadn v\u1ec1 c\u00e1c quy \u0111\u1ecbnh li\u00ean quan \u0111\u1ebfn vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u, \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef t\u1ea1i c\u00e1c n\u00fat ngo\u1ea1i vi n<\/p>\n\n\n\n

L\u1ee3i \u00edch c\u1ed1t l\u00f5i m\u00e0 c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean (edge acceleration technology) mang l\u1ea1i<\/h2>\n\n\n\n

Vi\u1ec7c \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean (edge acceleration) c\u00f3 th\u1ec3 mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch \u0111a chi\u1ec1u v\u00e0 c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c cho c\u1ea3 doanh nghi\u1ec7p l\u1eabn ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

L\u1ee3i \u00edch tr\u1ef1c ti\u1ebfp nh\u1ea5t l\u00e0 s\u1ef1 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 v\u1ec1 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. Th\u1eddi gian t\u1ea3i trang gi\u1ea3m h\u01a1n 50%, ph\u00e1t video tr\u1ef1c tuy\u1ebfn kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n (kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng tr\u00ec ho\u00e3n), v\u00e0 c\u00e1c t\u01b0\u01a1ng t\u00e1c di\u1ec5n ra m\u1ed9t c\u00e1ch nhanh ch\u00f3ng, kh\u00f4ng c\u00f3 \u0111\u1ed9 tr\u1ec5 n\u00e0o. Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y gi\u00fap t\u0103ng m\u1ee9c \u0111\u1ed9 tham gia c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, k\u00e9o d\u00e0i th\u1eddi gian h\u1ecd \u1edf trang web, v\u00e0 gi\u1ea3m t\u1ef7 l\u1ec7 ng\u01b0\u1eddi r\u1eddi trang. \u0110\u1ed1i v\u1edbi c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, tr\u00f2 ch\u01a1i, v\u00e0 l\u00e0m vi\u1ec7c t\u1eeb xa, \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u1ed3ng ngh\u0129a v\u1edbi s\u1ef1 t\u0103ng tr\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 v\u1ec1 doanh thu v\u00e0 t\u1ef7 l\u1ec7 ch<\/p>\n\n\n\n

Th\u1ee9 hai, n\u00f3 gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng c\u1ee7a \u1ee9ng d\u1ee5ng. C\u00e1c n\u00fat bi\u00ean ph\u00e2n t\u00e1n c\u00f3 t\u00ednh kh\u1ea3 d\u1ee5ng cao b\u1ea9m sinh; ngay c\u1ea3 khi m\u1ed9t n\u00fat ho\u1eb7c khu v\u1ef1c n\u00e0o \u0111\u00f3 g\u1eb7p s\u1ef1 c\u1ed1, l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n h\u01b0\u1edbng nhanh ch\u00f3ng \u0111\u1ebfn c\u00e1c n\u00fat kh\u00e1c v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. \u0110\u1ed3ng th\u1eddi, c\u00e1c n\u00fat bi\u00ean ti\u1ebfp nh\u1eadn ph\u1ea7n l\u1edbn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng, t\u1ea1o ra m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 m\u1ea1nh m\u1ebd cho c\u00e1c m\u00e1y ch\u1ee7 ngu\u1ed3n, \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a d\u1ecbch v\u1ee5.<\/p>\n\n\n\n

T\u1eeb g\u00f3c \u0111\u1ed9 chi ph\u00ed, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd d\u1eef li\u1ec7u t\u1ea1i c\u00e1c \u0111i\u1ec3m trung gian (edge nodes) \u0111\u00e3 gi\u00fap gi\u1ea3m thi\u1ec3u chi ph\u00ed s\u1eed d\u1ee5ng b\u0103ng th\u00f4ng. V\u00ec h\u1ea7u h\u1ebft c\u00e1c y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c x\u1eed l\u00fd ngay t\u1ea1i c\u00e1c \u0111i\u1ec3m trung gian n\u00e0y, n\u00ean kh\u00f4ng c\u1ea7n ph\u1ea3i truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 g\u1ed1c (origin server), t\u1eeb \u0111\u00f3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c chi ph\u00ed b\u0103ng th\u00f4ng cho m\u00e1y ch\u1ee7 g\u1ed1c. Ngo\u00e0i ra, m\u00f4 h\u00ecnh t\u00ednh to\u00e1n t\u1ea1i c\u00e1c \u0111i\u1ec3m trung gian (edge computing) \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo nhu c\u1ea7u th\u1ef1c t\u1ebf, gi\u00fap tr\u00e1nh vi\u1ec7c ph\u1ea3i c\u1ea5u h\u00ecnh qu\u00e1 m\u1ee9c c\u00e1c ngu\u1ed3n l\u1ef1c t\u1ea1i trung t<\/p>\n\n\n\n

Cu\u1ed1i c\u00f9ng, c\u00f4ng ngh\u1ec7 n\u00e0y m\u1edf ra nhi\u1ec1u kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng trong c\u00e1c sc\u00e9nario kinh doanh s\u00e1ng t\u1ea1o. \u0110\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p gi\u00fap c\u00e1c \u1ee9ng d\u1ee5ng nh\u1ea1y c\u1ea3m v\u1edbi th\u1eddi gian nh\u01b0 th\u1ef1c t\u1ebf t\u0103ng c\u01b0\u1eddng (AR), th\u1ef1c t\u1ebf \u1ea3o (VR), \u0111i\u1ec1u khi\u1ec3n th\u1eddi gian th\u1ef1c qua Internet of Things (IoT), v\u00e0 tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y tr\u1edf n\u00ean kh\u1ea3 thi. Vi\u1ec7c t\u00ednh to\u00e1n t\u1ea1i c\u00e1c \u0111i\u1ec3m g\u1ea7n ngu\u1ed3n d\u1eef li\u1ec7u (edge computing) mang l\u1ea1i kh\u1ea3 n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u theo th\u1eddi gian th\u1ef1c, th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n h\u01b0\u1edbng t\u1edbi s\u1ef1<\/p>\n\n\n\n

T\u00f3m l\u1ea1i<\/h2>\n\n\n\n

C\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c \u1edf c\u1ea5p \u0111\u1ed9 bi\u00ean (edge acceleration) l\u00e0 h\u01b0\u1edbng ph\u00e1t tri\u1ec3n t\u1ea5t y\u1ebfu trong ki\u1ebfn tr\u00fac internet hi\u1ec7n \u0111\u1ea1i. B\u1eb1ng c\u00e1ch tri\u1ec3n khai c\u00e1c ch\u1ee9c n\u0103ng x\u1eed l\u00fd g\u1ea7n h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, c\u00f4ng ngh\u1ec7 n\u00e0y t\u1ea1o ra m\u1ed9t \u201ccon \u0111\u01b0\u1eddng cao t\u1ed1c\u201d k\u1ebft n\u1ed1i ng\u01b0\u1eddi d\u00f9ng v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 k\u1ef9 thu\u1eadt s\u1ed1. T\u1eeb c\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi (CDN) c\u01a1 b\u1ea3n, \u0111\u1ebfn c\u00e1c ch\u1ee9c n\u0103ng x\u1eed l\u00fd linh ho\u1ea1t \u1edf c\u1ea5p \u0111\u1ed9 bi\u00ean, v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 c\u00e1c ki\u1ebfn tr\u00fac \u0111\u00e1m m\u00e2y ph\u00e2n t\u00e1n to\u00e0n di\u1ec7n, c\u00f4ng ngh\u1ec7 n\u00e0y kh\u00f4ng ng\u1eebng ph\u00e1t tri\u1ec3n v\u1ec1 h\u00ecnh th\u1ee9c nh\u01b0ng m\u1ee5c ti\u00eau c\u1ed1t l\u00f5i v\u1eabn lu\u00f4n gi\u1eef nguy\u00ean: lo\u1ea1i b\u1ecf \u0111\u1ed9 tr\u1ec5 do kho\u1ea3ng c\u00e1ch g\u00e2y ra v\u00e0 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m truy c\u1eadp cho ng\u01b0\u1eddi d\u00f9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Vi\u1ec7c tri\u1ec3n khai th\u00e0nh c\u00f4ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c \u1edf c\u1ea5p \u0111\u1ed9 bi\u00ean \u0111\u00f2i h\u1ecfi s\u1ef1 l\u1ef1a ch\u1ecdn ki\u1ebfn tr\u00fac m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng, c\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd l\u01b0u l\u01b0\u1ee3ng ch\u00ednh x\u00e1c, c\u00f9ng v\u1edbi thi\u1ebft k\u1ebf b\u1ea3o m\u1eadt v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh ph\u00e1p l\u00fd m\u1ed9t c\u00e1ch nghi\u00eam ng\u1eb7t. \u0110\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 \u1ee9ng d\u1ee5ng n\u00e0o h\u01b0\u1edbng t\u1edbi ng\u01b0\u1eddi d\u00f9ng tr\u00ean to\u00e0n c\u1ea7u ho\u1eb7c \u0111\u1eb7t ra y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t cao nh\u1ea5t, vi\u1ec7c \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c \u1edf c\u1ea5p \u0111\u1ed9 bi\u00ean \u0111\u00e3 tr\u1edf th\u00e0nh \u0111i\u1ec1u b\u1eaft bu\u1ed9c, v\u00e0 \u0111\u00f3 l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 x<\/p>\n\n\n\n

FAQ \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n

T\u0103ng t\u1ed1c bi\u00ean kh\u00e1c v\u1edbi CDN truy\u1ec1n th\u1ed1ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n

C\u00e1c h\u1ec7 th\u1ed1ng CDN (Content Delivery Network) truy\u1ec1n th\u1ed1ng ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o vi\u1ec7c ph\u00e2n ph\u1ed1i v\u00e0 l\u01b0u tr\u1eef n\u1ed9i dung t\u0129nh, v\u1edbi gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i l\u00e0 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh t\u1ea3i c\u00e1c t\u00e0i nguy\u00ean t\u0129nh nh\u01b0 trang web v\u00e0 n\u1ed9i dung truy\u1ec1n ph\u00e1t \u0111a ph\u01b0\u01a1ng ti\u1ec7n (streaming media).<\/p>\n\n\n\n

Trong khi \u0111\u00f3, c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge acceleration) hi\u1ec7n \u0111\u1ea1i l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m r\u1ed9ng l\u1edbn h\u01a1n; n\u00f3 k\u1ebf th\u1eeba kh\u1ea3 n\u0103ng ph\u00e2n ph\u1ed1i n\u1ed9i dung c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng CDN (Content Delivery Networks), \u0111\u1ed3ng th\u1eddi t\u00edch h\u1ee3p s\u00e2u r\u1ed9ng c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 t\u00ednh to\u00e1n t\u1ea1i \u0111i\u1ec3m cu\u1ed1i (edge computing), \u0111\u1ecbnh tuy\u1ebfn th\u00f4ng minh (smart routing), v\u00e0 b\u1ea3o m\u1eadt (security protection). C\u00f4ng ngh\u1ec7 n\u00e0y kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 t\u0103ng t\u1ed1c t\u1ed1c \u0111\u1ed9 truy c\u1eadp c\u00e1c n\u1ed9i dung t\u0129nh, m\u00e0 c\u00f2n c\u00f3 th\u1ec3 x\u1eed l\u00fd c\u00e1c l\u1ec7nh logic, th\u1ef1c thi m\u00e3 ngu\u1ed3n, v\u00e0 th\u1ef1c hi\u1ec7n y\u00eau c\u1ea7u API ngay t\u1ea1i g\u1ea7n v\u1ecb tr\u00ed c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, t\u1eeb \u0111\u00f3 gi\u00fap t\u0103ng t\u1ed1c<\/p>\n\n\n\n

T\u1ea5t c\u1ea3 c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1ec1u ph\u00f9 h\u1ee3p \u0111\u1ec3 chuy\u1ec3n sang ki\u1ebfn tr\u00fac edge (edge architecture) sao?<\/h3>\n\n\n\n

Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1ec1u ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u01b0\u1ee3c di chuy\u1ec3n ngay l\u1eadp t\u1ee9c sang ki\u1ebfn tr\u00fac edge (edge architecture). Nh\u1eefng \u1ee9ng d\u1ee5ng c\u00f3 \u0111\u1ed9 t\u0129nh cao, ng\u01b0\u1eddi d\u00f9ng ph\u00e2n b\u1ed1 tr\u00ean to\u00e0n c\u1ea7u v\u00e0 nh\u1ea1y c\u1ea3m v\u1edbi \u0111\u1ed9 tr\u1ec5 (ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c trang web truy\u1ec1n th\u00f4ng, n\u1ec1n t\u1ea3ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, c\u00f4ng c\u1ee5 SaaS) s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c l\u1ee3i \u00edch r\u00f5 r\u1ec7t nh\u1ea5t<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng monolithic c\u00f3 m\u1ee9c \u0111\u1ed9 ph\u1ee5 thu\u1ed9c cao v\u00e0o c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u trung t\u00e2m quy m\u00f4 l\u1edbn \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c giao d\u1ecbch ph\u1ee9c t\u1ea1p, y\u00eau c\u1ea7u v\u1ec1 t\u00ednh nh\u1ea5t qu\u00e1n d\u1eef li\u1ec7u r\u1ea5t cao, ho\u1eb7c c\u1ea7n truy\u1ec1n th\u00f4ng n\u1ed9i b\u1ed9 gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n v\u1edbi \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p, vi\u1ec7c di chuy\u1ec3n sang n\u1ec1n t\u1ea3ng m\u1edbi s\u1ebd g\u1eb7p nhi\u1ec1u th\u00e1ch th\u1ee9c. Th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi ta khuy\u1ebfn ngh\u1ecb \u00e1p d\u1ee5ng chi\u1ebfn l\u01b0\u1ee3c t\u1eebng b\u01b0\u1edbc: b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c t\u0103ng t\u1ed1c x\u1eed l\u00fd c\u00e1c t\u00e0i nguy\u00ean t\u0129nh v\u00e0 tri\u1ec3n khai c\u00e1c gateway API \u1edf periphery (b\u00ean ngo\u00e0i h\u1ec7 th\u1ed1ng trung t\u00e2m), sau \u0111\u00f3 t\u1eeb t\u1eeb t\u00e1ch c\u00e1c module d<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u0103ng t\u1ed1c trang web (edge acceleration service provider)?<\/h3>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 m\u1ed9t c\u00e1ch to\u00e0n di\u1ec7n d\u1ef1a tr\u00ean nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau. \u0110\u1ea7u ti\u00ean, h\u00e3y xem x\u00e9t m\u1ee9c \u0111\u1ed9 ph\u1ee7 s\u00f3ng c\u1ee7a m\u1ea1ng l\u01b0\u1edbi edge to\u00e0n c\u1ea7u c\u1ee7a h\u1ecd, v\u00e0 li\u1ec7u v\u1ecb tr\u00ed c\u00e1c node c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nh\u00f3m ng\u01b0\u1eddi d\u00f9ng m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n hay kh\u00f4ng. Ti\u1ebfp theo, \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt c\u1ee7a h\u1ecd, xem h\u1ecd c\u00f3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng c\u1ea7n thi\u1ebft nh\u01b0 t\u00ednh to\u00e1n edge, b\u1ea3o m\u1eadt, ph\u00e2n t\u00edch d\u1eef li\u1ec7u, v.v. hay kh\u00f4ng. Sau \u0111\u00f3, quan t\u00e2m \u0111\u1ebfn c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady nh\u01b0 cam k\u1ebft v\u1ec1 d\u1ecbch v\u1ee5 (SLA) v\u00e0 th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng trong qu\u00e1 kh\u1ee9. Cu\u1ed1i c\u00f9ng, h\u00e3y xem x\u00e9t m\u00f4 h\u00ecnh chi ph\u00ed, \u0111\u1ed9 d\u1ec5 s\u1eed d\u1ee5ng, m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p v\u1edbi c\u00e1c API v\u00e0 h\u1ec7 sinh th\u00e1i, c\u0169ng nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n

Vi\u1ec7c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i r\u00eca (edge computing) c\u00f3 mang l\u1ea1i nh\u1eefng r\u1ee7i ro b\u1ea3o m\u1eadt b\u1ed5 sung kh\u00f4ng?<\/h3>\n\n\n\n

M\u1ecdi vi\u1ec7c m\u1edf r\u1ed9ng c\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng \u0111\u1ec1u c\u00f3 th\u1ec3 mang l\u1ea1i nh\u1eefng r\u1ee7i ro b\u1ea3o m\u1eadt m\u1edbi, nh\u01b0ng m\u1ed9t n\u1ec1n t\u1ea3ng t\u00ednh to\u00e1n t\u1ea1i r\u00eca (edge computing) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t th\u01b0\u1eddng s\u1ebd gi\u00fap n\u00e2ng cao t\u1ed5ng th\u1ec3 m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt c\u1ee7a h\u1ec7 th\u1ed1ng. C\u00e1c nguy c\u01a1 ch\u00ednh n\u1eb1m \u1edf t\u00ednh b\u1ea3o m\u1eadt c\u1ee7a m\u00e3 ngu\u1ed3n trong m\u00f4i tr\u01b0\u1eddng ph\u00e2n t\u00e1n v\u00e0 t\u00ednh tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh li\u00ean quan \u0111\u1ebfn d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c x\u1eed l\u00fd t\u1ea1i c\u00e1c \u0111i\u1ec3m t\u00ednh to\u00e1n t\u1ea1i r\u00eca. \u0110\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u1ea7n tu\u00e2n theo c\u00e1c th\u1ef1c ti\u1ec5n b\u1ea3o m\u1eadt t\u1ed1t nh\u1ea5t: \u00e1p d\u1ee5ng nguy\u00ean t\u1eafc \u201cc\u1ea5p quy\u1ec1n t\u1ed1i thi\u1ec3u\u201d trong c\u00e1c ch\u1ee9c n\u0103ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i r\u00eca, tr\u00e1nh x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m ch\u01b0a \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a, s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o v\u1ec7 nh\u01b0 WAF (Web Application Firewall) v\u00e0 DDoS (Denial of Service) \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t<\/p>","protected":false},"excerpt":{"rendered":"

C\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c \u1edf c\u1ea1nh (Edge Acceleration) gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u0111\u1ed9 tr\u1ec5 trong ki\u1ebfn tr\u00fac \u0111\u00e1m m\u00e2y truy\u1ec1n th\u1ed1ng b\u1eb1ng c\u00e1ch \u0111\u01b0a c\u00e1c ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n v\u00e0 l\u01b0u tr\u1eef xu\u1ed1ng g\u1ea7n v\u1edbi \u0111i\u1ec3m cu\u1ed1i c\u1ee7a m\u1ea1ng, t\u1eeb \u0111\u00f3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3. B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y m\u1ed9t c\u00e1ch chi ti\u1ebft v\u1ec1 c\u00e1c kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y, c\u00e1c m\u00f4 h\u00ecnh ho\u1ea1t \u0111\u1ed9ng nh\u01b0 \u0111\u1ec7m d\u1eef li\u1ec7u (caching) v\u00e0 t\u00ednh to\u00e1n \u1edf c\u1ea1nh (edge computing), c\u00e1c ki\u1ebfn tr\u00fac ph\u1ed5 bi\u1ebfn, c\u0169ng nh\u01b0 c\u00e1c<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[359,2021,2472,511,360],"knowledge_category":[278],"class_list":["post-12378562","knowledge_post","type-knowledge_post","status-publish","hentry","tag-content-delivery-network","tag-app-performance-optimization","tag-server-architecture","tag-edge-acceleration","tag-edge-computing","knowledge_category-cdn"],"acf":{"site_seo_keywords":"\u8fb9\u7f18\u52a0\u901f,\u8fb9\u7f18\u8ba1\u7b97,CDN,\u5e94\u7528\u6027\u80fd,\u7f51\u7edc\u4f18\u5316,Serverless\u67b6\u6784,\u5206\u5e03\u5f0f\u5e94\u7528\u67b6\u6784,\u667a\u80fd\u6d41\u91cf\u8c03\u5ea6"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12378562","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":0,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12378562\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12378562"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12378562"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12378562"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}