{"id":7029,"date":"2023-03-25T08:49:00","date_gmt":"2023-03-25T01:49:00","guid":{"rendered":"https:\/\/idconline.vn\/blog\/?p=7029"},"modified":"2023-03-24T09:34:06","modified_gmt":"2023-03-24T02:34:06","slug":"gioi-thieu-ve-cong-nghe-can-bang-tai-load-balancing","status":"publish","type":"post","link":"https:\/\/idconline.vn\/blog\/gioi-thieu-ve-cong-nghe-can-bang-tai-load-balancing\/","title":{"rendered":"Gi\u01a1\u0301i thi\u00ea\u0323u v\u00ea\u0300 c\u00f4ng ngh\u1ec7 c\u00e2n b\u1eb1ng t\u1ea3i &#8211; Load Balancing"},"content":{"rendered":"\n<p>C\u00e2n b\u1eb1ng t\u1ea3i l\u00e0 c\u00f4ng ngh\u1ec7 r\u1ea5t quan tr\u1ecdng trong ng\u00e0nh m\u1ea1ng m\u00e1y t\u00ednh. N\u00f3 gi\u00fap m\u00e1y ch\u1ee7 \u1ea3o ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n b\u1eb1ng c\u00e1ch ph\u00e2n ph\u1ed1i t\u00e0i nguy\u00ean \u0111\u1ed3ng \u0111\u1ec1u.&nbsp;<\/p>\n\n\n\n<div id=\"toc_container\" class=\"toc_white no_bullets\"><p class=\"toc_title\">M\u1ee5c l\u1ee5c<\/p><ul class=\"toc_list\"><li><a href=\"#Khai_niem_Cong_nghe_Can_Bang_Tai_hay_Load_Balancing_la_gi\">Kh\u00e1i ni\u1ec7m C\u00f4ng ngh\u1ec7 C\u00e2n B\u1eb1ng T\u1ea3i (hay Load Balancing) l\u00e0 g\u00ec?<\/a><\/li><li><a href=\"#Cac_thuat_toan_can_bang_tai\">C\u00e1c thu\u1eadt to\u00e1n c\u00e2n b\u1eb1ng t\u1ea3i<\/a><\/li><li><a href=\"#Cac_loi_ich_cua_Cong_Nghe_Can_Bang_Tai\">C\u00e1c l\u1ee3i \u00edch c\u1ee7a C\u00f4ng Ngh\u00ea\u0323 C\u00e2n B\u1eb1ng T\u1ea3i<\/a><ul><li><a href=\"#Toi_da_hoa_thoi_gian_hoat_dong\">T\u1ed1i \u0111a h\u00f3a th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng<\/a><\/li><li><a href=\"#Cung_cap_cho_trung_tam_du_lieu_kha_nang_mo_rong_linh_hoatnbsp\">Cung c\u1ea5p cho trung t\u00e2m d\u1eef li\u1ec7u kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t&nbsp;<\/a><\/li><li><a href=\"#Tang_cuong_an_ninh_cho_trung_tam_du_lieunbsp\">T\u0103ng c\u01b0\u1eddng an ninh cho trung t\u00e2m d\u1eef li\u1ec7u&nbsp;<\/a><\/li><\/ul><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"Khai_niem_Cong_nghe_Can_Bang_Tai_hay_Load_Balancing_la_gi\">Kh\u00e1i ni\u1ec7m C\u00f4ng ngh\u1ec7 C\u00e2n B\u1eb1ng T\u1ea3i (hay <a href=\"https:\/\/idconline.vn\/blog\/tag\/cho-thue-load-balancing\">Load Balancing<\/a>) l\u00e0 g\u00ec?<\/span><\/h2>\n\n\n\n<div class=\"wp-block-image aligncenter size-large is-resized\"><figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/08\/IDC-Online-load-.jpg\" alt=\"C\u00f4ng ngh\u1ec7 C\u00e2n B\u1eb1ng T\u1ea3i\" class=\"wp-image-7037\" width=\"768\" srcset=\"https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/08\/IDC-Online-load-.jpg 1024w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/08\/IDC-Online-load--300x157.jpg 300w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/08\/IDC-Online-load--768x402.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Kha\u0301i ni\u00ea\u0323m c\u00e2n b\u0103\u0300ng ta\u0309i<\/figcaption><\/figure><\/div>\n\n\n\n<p>C\u00e2n b\u1eb1ng t\u1ea3i l\u00e0 s\u1ef1 ph\u00e2n ph\u1ed1i \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u gi\u1eefa hai ho\u1eb7c nhi\u1ec1u m\u00e1y ch\u1ee7 c\u00f3 c\u00f9ng vai tr\u00f2 tr\u00ean c\u00f9ng m\u1ed9t h\u1ec7 th\u1ed1ng. \u0110\u00e2y l\u00e0 c\u00e1ch n\u00f3 tr\u1ee3 gi\u00fap h\u1ec7 th\u1ed1ng h\u1ea1n ch\u1ebf t\u1ed1i \u0111a t\u00ecnh tr\u1ea1ng m\u00e1y ch\u1ee7 qu\u00e1 t\u1ea3i v\u00e0 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng. Ho\u1eb7c, n\u1ebfu m\u1ed9t m\u00e1y ch\u1ee7 g\u1eb7p s\u1ef1 c\u1ed1, b\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i s\u1ebd chuy\u1ec3n h\u01b0\u1edbng c\u00f4ng vi\u1ec7c t\u1eeb m\u00e1y ch\u1ee7 \u0111\u00f3 \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 c\u00f2n l\u1ea1i. Giu\u0301p l\u00e0m t\u0103ng th\u1eddi gian, t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a h\u1ec7 th\u1ed1ng t\u1ed1i \u0111a v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n<p>C\u00e2n b\u1eb1ng t\u1ea3i c\u0169ng l\u00e0 m\u1ed9t c\u01a1 ch\u1ebf r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 m\u1edf r\u1ed9ng m\u1ea1ng m\u00e1y t\u00ednh. Khi b\u1ea1n c\u00e0i \u0111\u1eb7t m\u1ed9t m\u00e1y ch\u1ee7 m\u1edbi trong h\u1ec7 th\u1ed1ng. C\u00e2n b\u1eb1ng t\u1ea3i s\u1ebd t\u1ef1 \u0111\u1ed9ng c\u1eaft b\u1edbt kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u1ee7a m\u00e1y ch\u1ee7 c\u0169. V\u00e0 chuy\u1ec3n sang m\u00e1y ch\u1ee7 trung t\u00e2m d\u1eef li\u1ec7u m\u1edbi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"Cac_thuat_toan_can_bang_tai\">C\u00e1c thu\u1eadt to\u00e1n c\u00e2n b\u1eb1ng t\u1ea3i<\/span><\/h2>\n\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c thu\u1eadt to\u00e1n c\u00e2n b\u1eb1ng t\u1ea3i ph\u1ed5 bi\u1ebfn nh\u1ea5t:<\/p>\n\n\n\n<p><em>Thu\u1eadt to\u00e1n Round Robin:<\/em><\/p>\n\n\n\n<p>\u0110\u00e2y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Thu\u1eadt to\u00e1n Round Robin, c\u00e1c m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i v\u00e0 s\u1eafp x\u1ebfp theo v\u00f2ng quay. Y\u00eau c\u1ea7u d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn m\u00e1y ch\u1ee7 theo m\u1ed9t th\u1ee9 t\u1ef1.&nbsp;<\/p>\n\n\n\n<p><em>Thu\u1eadt to\u00e1n Weighted Round Robin &#8211; Thu\u1eadt to\u00e1n c\u00f3 tr\u1ecdng s\u1ed1:<\/em><\/p>\n\n\n\n<p>B\u1ea3n ch\u1ea5t c\u0169ng gi\u1ed1ng nh\u01b0 thu\u1eadt to\u00e1n round robin. Nh\u01b0ng ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u1ecbnh c\u1ea5u h\u00ecnh m\u1ed9t m\u00e1y ch\u1ee7 c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean h\u01a1n.<\/p>\n\n\n\n<p><em>Thu\u1eadt to\u00e1n Least Connection:<\/em><\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 thu\u1eadt to\u00e1n d\u1ef1a tr\u00ean vi\u1ec7c t\u00ednh to\u00e1n s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i \u0111\u1ec3 c\u00e2n b\u1eb1ng t\u1ea3i cho m\u00e1y ch\u1ee7. N\u00f3 t\u1ef1 \u0111\u1ed9ng ch\u1ecdn m\u00e1y ch\u1ee7 c\u00f3 s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i ho\u1ea1t \u0111\u1ed9ng th\u1ea5p nh\u1ea5t.<\/p>\n\n\n\n<p><em>Thu\u1eadt to\u00e1n Weights Least Connection:<\/em><\/p>\n\n\n\n<p>B\u1ea3n ch\u1ea5t t\u01b0\u01a1ng t\u1ef1 nh\u01b0 thu\u1eadt to\u00e1n <em>Least Connection<\/em>, nh\u01b0ng ch\u00fang ta c\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh m\u1ee9c \u0111\u1ed9 \u01b0u ti\u00ean cho m\u1ed9t m\u00e1y ch\u1ee7 trong c\u1ee5m m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<p><em>Thu\u1eadt to\u00e1n Least Response Time:<\/em><\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 thu\u1eadt to\u00e1n s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p c\u00f3 th\u1eddi gian ph\u1ea3n h\u1ed3i th\u1ea5p nh\u1ea5t v\u00e0 ch\u1ecdn d\u1ecbch v\u1ee5 tr\u00ean m\u00e1y ch\u1ee7 c\u00f3 th\u1eddi gian ph\u1ea3n h\u1ed3i th\u1ea5p nh\u1ea5t.<\/p>\n\n\n\n<p>Ngo\u00e0i ra c\u00f2n c\u00f3 nhi\u1ec1u thu\u1eadt to\u00e1n c\u00e2n b\u1eb1ng t\u1ea3i kh\u00e1c c\u00f3 s\u1eb5n, t\u00f9y thu\u1ed9c v\u00e0o ph\u1ea7n m\u1ec1m ho\u1eb7c ph\u1ea7n c\u1ee9ng.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"Cac_loi_ich_cua_Cong_Nghe_Can_Bang_Tai\">C\u00e1c l\u1ee3i \u00edch c\u1ee7a C\u00f4ng Ngh\u00ea\u0323 C\u00e2n B\u1eb1ng T\u1ea3i<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span id=\"Toi_da_hoa_thoi_gian_hoat_dong\">T\u1ed1i \u0111a h\u00f3a th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng<\/span><\/h3>\n\n\n\n<p>C\u00e2n b\u1eb1ng t\u1ea3i gi\u00fap ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng v\u00e0 l\u01b0u l\u01b0\u1ee3ng gi\u1eefa hai ho\u1eb7c nhi\u1ec1u m\u00e1y ch\u1ee7. N\u1ebfu m\u1ed9t m\u00e1y ch\u1ee7 duy nh\u1ea5t b\u1ecb l\u1ed7i. C\u00e2n b\u1eb1ng t\u1ea3i s\u1ebd ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1 v\u00e0 chuy\u1ec3n h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 tr\u1ef1c tuy\u1ebfn c\u00f2n l\u1ea1i. Nh\u01a1\u0300 \u0111o\u0301 d\u1ecbch v\u1ee5 cho ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>\n\n\n\n<div class=\"wp-block-image aligncenter size-large is-resized\"><figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/hieu-nang-may-chu-hinh3-1024x655.png\" alt=\"C\u00f4ng ngh\u1ec7 C\u00e2n B\u1eb1ng T\u1ea3i\" class=\"wp-image-6682\" width=\"768\" srcset=\"https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/hieu-nang-may-chu-hinh3-1024x655.png 1024w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/hieu-nang-may-chu-hinh3-300x192.png 300w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/hieu-nang-may-chu-hinh3-768x491.png 768w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/hieu-nang-may-chu-hinh3.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>C\u00e2n b\u0103\u0300ng ta\u0309i t\u00f4\u0301i \u0111a hoa\u0301 th\u01a1\u0300i gian hoa\u0323t \u0111\u00f4\u0323ng<\/figcaption><\/figure><\/div>\n\n\n\n<p>C\u01a1 ch\u1ebf c\u00e2n b\u1eb1ng t\u1ea3i c\u1ee7a Datacenter r\u1ea5t linh ho\u1ea1t v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 t\u1ef1 \u0111\u1ed9ng. N\u1ebfu c\u00e2n b\u1eb1ng t\u1ea3i kh\u00f4ng th\u00e0nh c\u00f4ng. H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd d\u1ef1 ph\u00f2ng s\u1ebd x\u1eed l\u00fd l\u1ed7i trong khi v\u1eabn duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng c\u00f9ng m\u1ed9t IP \u1ea3o (VIP) \u0111\u1ec3 gi\u1ea3m thi\u1ec3u gi\u00e1n \u0111o\u1ea1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span id=\"Cung_cap_cho_trung_tam_du_lieu_kha_nang_mo_rong_linh_hoatnbsp\">Cung c\u1ea5p cho trung t\u00e2m d\u1eef li\u1ec7u kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t&nbsp;<\/span><\/h3>\n\n\n\n<p>Khi kh\u00e1ch h\u00e0ng c\u1ea7n m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng trung t\u00e2m d\u1eef li\u1ec7u, Load Balancer s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ph\u1ed1i gi\u1eefa m\u00e1y ch\u1ee7 m\u1edbi v\u00e0 c\u0169 \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u d\u1ecbch v\u1ee5. D\u1ecbch v\u1ee5 m\u00e0 kh\u00f4ng l\u00e0m gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng v\u00e0 x\u1eed l\u00fd.C\u01a1 ch\u1ebf c\u00e2n b\u1eb1ng t\u1ea3i c\u1ee7a Datacenter gi\u00fap kh\u00e1ch h\u00e0ng ch\u1ee7 \u0111\u1ed9ng h\u01a1n r\u1ea5t nhi\u1ec1u trong c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span id=\"Tang_cuong_an_ninh_cho_trung_tam_du_lieunbsp\">T\u0103ng c\u01b0\u1eddng an ninh cho trung t\u00e2m d\u1eef li\u1ec7u&nbsp;<\/span><\/h3>\n\n\n\n<p>Khi ng\u01b0\u1eddi d\u00f9ng g\u1eedi m\u1ed9t y\u00eau c\u1ea7u d\u1ecbch v\u1ee5 \u0111\u1ebfn h\u1ec7 th\u1ed1ng. B\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i th\u01b0\u1eddng nh\u1eadn n\u00f3 v\u00e0 sau \u0111\u00f3 ph\u00e2n ph\u1ed1i n\u00f3 \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7. Qu\u00e1 tr\u00ecnh tr\u1ea3 l\u1eddi y\u00eau c\u1ea7u c\u0169ng \u0111i qua th\u00e0nh ph\u1ea7n c\u00e2n b\u1eb1ng t\u1ea3i. Theo c\u00e1ch n\u00e0y ng\u01b0\u1eddi d\u00f9ng b\u1ecb ng\u0103n ch\u1eb7n giao ti\u1ebfp tr\u1ef1c ti\u1ebfp v\u1edbi m\u00e1y ch\u1ee7, \u1ea9n th\u00f4ng tin. V\u00e0 c\u1ea5u h\u00ecnh ki\u1ebfn \u200b\u200btr\u00fac c\u1ee7a m\u1ea1ng n\u1ed9i b\u1ed9 \u0111\u1ec3 tr\u00e1nh c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng v\u00e0o m\u1ea1ng ho\u1eb7c truy c\u1eadp tr\u00e1i ph\u00e9p.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image aligncenter size-large is-resized\"><figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/data-center-dat-chuan-hinh2.png\" alt=\"C\u00f4ng ngh\u1ec7 C\u00e2n B\u1eb1ng T\u1ea3i\" class=\"wp-image-6845\" width=\"768\" srcset=\"https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/data-center-dat-chuan-hinh2.png 1024w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/data-center-dat-chuan-hinh2-300x144.png 300w, https:\/\/idconline.vn\/blog\/wp-content\/uploads\/2021\/07\/data-center-dat-chuan-hinh2-768x369.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Ba\u0309o v\u00ea\u0323 Trung t\u00e2m d\u01b0\u0303 li\u00ea\u0323u DataCenter<\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>B\u1ea1n \u0111\u00e3 hi\u1ec3u \u0111\u01b0\u1ee3c C\u00f4ng ngh\u1ec7 c\u00e2n b\u1eb1ng t\u1ea3i l\u00e0 g\u00ec. Ch\u00fang t\u00f4i xin mang \u0111\u1ebfn gi\u1ea3i ph\u00e1p h\u1eefu hi\u1ec7u n\u00e0y t\u1edbi kh\u00e1ch h\u00e0ng. <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-trinh-x\u1eed-ly-nhung wp-block-embed-trinh-x\u1eed-ly-nhung wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"IDC Online - D\u1ecbch v\u1ee5 M\u00e1y ch\u1ee7, Cloud, VPS, Web Hosting\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/4xToNZZLiU8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><strong>Th\u00f4ng tin chi ti\u1ebft c\u00f3 t\u1ea1i: <a href=\"https:\/\/idconline.vn\/\">https:\/\/idconline.vn\/<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e2n b\u1eb1ng t\u1ea3i l\u00e0 c\u00f4ng ngh\u1ec7 r\u1ea5t quan tr\u1ecdng trong ng\u00e0nh m\u1ea1ng m\u00e1y t\u00ednh. N\u00f3 gi\u00fap m\u00e1y ch\u1ee7 \u1ea3o ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n b\u1eb1ng c\u00e1ch ph\u00e2n ph\u1ed1i t\u00e0i nguy\u00ean \u0111\u1ed3ng \u0111\u1ec1u.&nbsp; M\u1ee5c l\u1ee5cKh\u00e1i ni\u1ec7m C\u00f4ng ngh\u1ec7 C\u00e2n B\u1eb1ng T\u1ea3i (hay Load Balancing) l\u00e0 g\u00ec?C\u00e1c thu\u1eadt to\u00e1n c\u00e2n b\u1eb1ng t\u1ea3iC\u00e1c l\u1ee3i \u00edch [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":7037,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[461],"tags":[593,590,592,457,459,594,591,597,599,595,596,598,600],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.10 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Gi\u01a1\u0301i thi\u00ea\u0323u v\u00ea\u0300 c\u00f4ng ngh\u1ec7 c\u00e2n b\u1eb1ng t\u1ea3i - Load Balancing - IDC Online<\/title>\n<meta name=\"description\" content=\"C\u00e2n b\u1eb1ng t\u1ea3i l\u00e0 c\u00f4ng ngh\u1ec7 r\u1ea5t quan tr\u1ecdng trong ng\u00e0nh m\u1ea1ng m\u00e1y t\u00ednh. 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