{"id":8153,"date":"2023-10-25T21:08:31","date_gmt":"2023-10-25T14:08:31","guid":{"rendered":"https:\/\/teky.edu.vn\/blog\/?p=8153"},"modified":"2023-10-29T14:26:40","modified_gmt":"2023-10-29T07:26:40","slug":"hadoop-la-gi","status":"publish","type":"post","link":"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/","title":{"rendered":"Hadoop l\u00e0 g\u00ec? Gi\u1edbi thi\u1ec7u v\u1ec1 c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch Big Data hi\u1ec7u qu\u1ea3"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;8153&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;5&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (5 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Hadoop l\u00e0 g\u00ec? Gi\u1edbi thi\u1ec7u v\u1ec1 c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch Big Data hi\u1ec7u qu\u1ea3&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (5 b\u00ecnh ch\u1ecdn)    <\/div>\n    <\/div>\n<p style=\"text-align: justify;\"><em>Big Data \u0111ang l\u00e0 m\u1ed9t trong nh\u1eefng l\u0129nh v\u1ef1c m\u00e0u m\u1ee1 nh\u1ea5t c\u1ee7a ng\u00e0nh c\u00f4ng ngh\u1ec7. Kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 m\u00e0 Big Data mang \u0111\u1ebfn \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng to l\u1edbn. Big Data c\u00f3 th\u1ec3 gi\u00fap d\u1ef1 \u0111o\u00e1n th\u1ecb tr\u01b0\u1eddng, ph\u00e2n t\u00edch nhu c\u1ea7u, xu h\u01b0\u1edbng, d\u1ef1 \u0111o\u00e1n d\u1ecbch b\u1ec7nh hay th\u1eadm ch\u00ed l\u00e0 x\u00e1c \u0111\u1ecbnh \u0111i\u1ec1u ki\u1ec7n giao th\u00f4ng t\u1ee9c th\u1eddi. V\u00ec mang trong m\u00ecnh s\u1ed1 l\u01b0\u1ee3ng th\u00f4ng tin l\u1edbn n\u00ean Big Data kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng nh\u1eefng c\u00f4ng c\u1ee5 truy\u1ec1n th\u1ed1ng kh\u00f4ng. Ng\u00e0nh c\u00f4ng ngh\u1ec7 s\u1ebd s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch Big Data chuy\u00ean d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd l\u0129nh v\u1ef1c kh\u00f3 nh\u1eb1n n\u00e0y. M\u1ed9t trong s\u1ed1 \u0111\u00f3 l\u00e0 Hadoop. V\u1eady b\u1ea1n \u0111\u00e3 bi\u1ebft <strong>Hadoop l\u00e0 g\u00ec<\/strong> hay ch\u01b0a? Theo d\u00f5i ngay b\u00e0i vi\u1ebft sau.<\/em><\/p>\n<p><a href=\"https:\/\/lotrinhlaptrinh.teky.vn\/?utm_id=ContentBlog&amp;utm_medium=Click_Blog&amp;utm_source=ContentBlog\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-22416\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2023\/10\/dang-ky-lap-trinh-teky.gif\" alt=\"dang-ky-lap-trinh\" width=\"600\" height=\"314\" \/><\/a><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 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\" style=\"cursor:inherit\">N\u1ed9i dung <\/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:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Tim_hieu_Apache_Hadoop_la_gi\" >T\u00ecm hi\u1ec3u Apache Hadoop l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Kien_truc_cua_Hadoop_la_gi\" >Ki\u1ebfn tr\u00fac c\u1ee7a Hadoop 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-3\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Hadoop_Common\" >Hadoop Common<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Hadoop_YARN_%E2%80%93_Hadoop_la_gi\" >Hadoop YARN &#8211; Hadoop 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-5\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Hadoop_Distributed_File_System_HDFS\" >Hadoop Distributed File System (HDFS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Hadoop_MapReduce\" >Hadoop MapReduce<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Cach_hoat_dong_cua_Hadoop_la_gi\" >C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Hadoop 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-8\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Giai_doan_1\" >Giai \u0111o\u1ea1n 1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Giai_doan_2\" >Giai \u0111o\u1ea1n 2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Giai_doan_3\" >Giai \u0111o\u1ea1n 3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Uu_diem_cua_Hadoop_la_gi\" >\u01afu \u0111i\u1ec3m c\u1ee7a Hadoop l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Hoc_Vien_Cong_Nghe_Teky_duoc_chon_la_dia_chi_hoc_lap_trinh_uy_tin_nhat_cho_tre\" >H\u1ecdc Vi\u1ec7n C\u00f4ng Ngh\u1ec7 Teky \u0111\u01b0\u1ee3c ch\u1ecdn l\u00e0 \u0111\u1ecba ch\u1ec9 h\u1ecdc l\u1eadp tr\u00ecnh uy t\u00edn nh\u1ea5t cho tr\u1ebb\u00a0<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Day_la_chuong_trinh_khong_chi_trang_bi_kien_thuc_lap_trinh_ma_con_ren_luyen_nhom_ky_nang_4Cs_Tre_se_duoc\" >\u0110\u00e2y l\u00e0 ch\u01b0\u01a1ng tr\u00ecnh kh\u00f4ng ch\u1ec9 trang b\u1ecb ki\u1ebfn th\u1ee9c l\u1eadp tr\u00ecnh m\u00e0 c\u00f2n r\u00e8n luy\u1ec7n nh\u00f3m k\u1ef9 n\u0103ng 4Cs. Tr\u1ebb s\u1ebd \u0111\u01b0\u1ee3c:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/teky.edu.vn\/blog\/hadoop-la-gi\/#Lien_he_ngay_hoc_vien_cong_nghe_sang_tao_TEKY_de_duoc_tu_van_khoa_hoc\" >Li\u00ean h\u1ec7 ngay h\u1ecdc vi\u1ec7n c\u00f4ng ngh\u1ec7 s\u00e1ng t\u1ea1o TEKY \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n kh\u00f3a h\u1ecdc:<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Tim_hieu_Apache_Hadoop_la_gi\"><\/span>T\u00ecm hi\u1ec3u Apache Hadoop l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Hadoop l\u00e0 m\u1ed9t d\u1ea1ng framework, c\u1ee5 th\u1ec3 l\u00e0 Apache. Apache Hadoop l\u00e0 m\u1ed9t m\u00e3 ngu\u1ed3n m\u1edf cho ph\u00e9p s\u1eed d\u1ee5ng c\u00e1c distributed processing (\u1ee9ng d\u1ee5ng ph\u00e2n t\u00e1n) \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 l\u01b0u tr\u1eef nh\u1eefng t\u1ec7p d\u1eef li\u1ec7u l\u1edbn. Hadoop \u00e1p d\u1ee5ng m\u00f4 h\u00ecnh MapReduce trong ho\u1ea1t \u0111\u1ed9ng x\u1eed l\u00fd Big Data.<\/p>\n<p style=\"text-align: justify;\">V\u1eady MapReduce l\u00e0 g\u00ec? MapReduce v\u1ed1n l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c Google t\u1ea1o ra \u0111\u1ec3 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u c\u1ee7a h\u1ecd. Nhi\u1ec7m v\u1ee5 c\u1ee7a MapReduce l\u00e0 ti\u1ebfp nh\u1eadn m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn. Sau \u0111\u00f3 s\u1ebd ti\u1ebfn h\u00e0nh t\u00e1ch c\u00e1c d\u1eef li\u1ec7u n\u00e0y ra th\u00e0nh nh\u1eefng ph\u1ea7n nh\u1ecf theo m\u1ed9t ti\u00eau chu\u1ea9n n\u00e0o \u0111\u00f3. T\u1eeb \u0111\u00f3 s\u1ebd s\u1eafp x\u1ebfp, tr\u00edch xu\u1ea5t c\u00e1c t\u1ec7p d\u1eef li\u1ec7u con m\u1edbi ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. \u0110\u00e2y c\u0169ng l\u00e0 c\u00e1ch m\u00e0 thanh t\u00ecm ki\u1ebfm c\u1ee7a Google ho\u1ea1t \u0111\u1ed9ng trong khi ch\u00fang ta s\u1eed d\u1ee5ng h\u1eb1ng ng\u00e0y.<\/p>\n<figure id=\"attachment_8155\" aria-describedby=\"caption-attachment-8155\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8155\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/map-reduce-la-gi.jpg\" alt=\"Map Reduce l\u00e0 g\u00ec?\" width=\"650\" height=\"400\" srcset=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/map-reduce-la-gi.jpg 650w, https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/map-reduce-la-gi-400x246.jpg 400w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-8155\" class=\"wp-caption-text\">Map Reduce l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">C\u00f2n b\u1ea3n th\u00e2n Hadoop c\u0169ng l\u00e0 m\u1ed9t d\u1ea1ng c\u00f4ng c\u1ee5 m\u1eabu gi\u00fap ph\u00e2n t\u00e1n d\u1eef li\u1ec7u theo m\u00f4 h\u00ecnh nh\u01b0 v\u1eady. Cho n\u00ean MapReduce \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t n\u1ec1n t\u1ea3ng l\u00fd t\u01b0\u1edfng c\u1ee7a Hadoop. V\u1ec1 c\u01a1 b\u1ea3n, Hadoop s\u1ebd gi\u00fap ng\u01b0\u1eddi d\u00f9ng t\u1ed5ng h\u1ee3p v\u00e0 x\u1eed l\u00fd m\u1ed9t l\u01b0\u1ee3ng th\u00f4ng tin l\u1edbn trong th\u1eddi gian ng\u1eafn b\u1eb1ng MapReduce.<\/p>\n<p style=\"text-align: justify;\">C\u00f2n v\u1edbi ch\u1ee9c n\u0103ng l\u01b0u tr\u1eef, Hadoop s\u1ebd d\u00f9ng HDFS. HDFS l\u00e0 g\u00ec? N\u00f3 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 m\u1ed9t kho th\u00f4ng tin c\u00f3 \u0111\u1ed9 truy c\u1eadp nh\u1ea1y v\u00e0 chi ph\u00ed th\u1ea5p.<\/p>\n<p style=\"text-align: justify;\">Hadoop \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n n\u00ean t\u1eeb ng\u00f4n ng\u1eef Java. Tuy nhi\u00ean n\u00f3 v\u1eabn h\u1ed7 tr\u1ee3 m\u1ed9t s\u1ed1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh kh\u00e1c nh\u01b0 C++, Python hay Pearl nh\u1edd c\u01a1 ch\u1ebf streaming.<\/p>\n<p>&gt;&gt;&gt; Xem th\u00eam : <a href=\"https:\/\/teky.edu.vn\/blog\/socket-la-gi\/\"><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Socket l\u00e0 g\u00ec? - T\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m c\u00e1c lo\u1ea1i socket ph\u1ed5 bi\u1ebfn hi\u1ec7n nay&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4481,&quot;3&quot;:{&quot;1&quot;:0},&quot;10&quot;:2,&quot;11&quot;:0,&quot;15&quot;:&quot;Arial&quot;}\">Socket l\u00e0 g\u00ec? &#8211; T\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m c\u00e1c lo\u1ea1i socket ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/span><\/a><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Kien_truc_cua_Hadoop_la_gi\"><\/span>Ki\u1ebfn tr\u00fac c\u1ee7a Hadoop l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">V\u00ec s\u1eed d\u1ee5ng c\u00f9ng l\u00fac MapReduce v\u00e0 HDFS n\u00ean Hadoop s\u1ebd c\u00f3 c\u1ea5u tr\u00fac c\u1ee7a c\u1ea3 2 lo\u1ea1i n\u00e0y. Hadoop k\u1ebf th\u1eeba c\u1ea5u tr\u00fac node t\u1eeb HDFS. C\u1ee5 th\u1ec3, m\u1ed9t c\u1ee5m Hadoop s\u1ebd bao g\u1ed3m 1 master node (node ch\u1ee7) v\u00e0 r\u1ea5t nhi\u1ec1u worker\/slave node (node nh\u00e2n vi\u00ean). M\u1ed9t c\u1ee5m c\u0169ng bao g\u1ed3m 2 ph\u1ea7n l\u00e0 MapReduce layer v\u00e0 HDFS layer. Master node bao g\u1ed3m JobTracker, TaskTracker, NameNode, v\u00e0 DataNode. C\u00f2n Worker\/Slave node bao g\u1ed3m DataNode v\u00e0 TaskTracker. Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, Worker\/Slave node \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m d\u1eef li\u1ec7u ho\u1eb7c t\u00ednh to\u00e1n.<\/p>\n<p style=\"text-align: justify;\">Hadoop Apache bao g\u1ed3m 4 module kh\u00e1c nhau. Sau \u0111\u00e2y s\u1ebd l\u00e0 gi\u1edbi thi\u1ec7u chi ti\u1ebft v\u1ec1 t\u1eebng lo\u1ea1i.<\/p>\n<p><a href=\"https:\/\/lotrinhlaptrinh.teky.vn\/?utm_id=ContentBlog&amp;utm_medium=Click_Blog&amp;utm_source=ContentBlog\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-22417\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2023\/10\/dang-ky-lap-trinh-teky1.gif\" alt=\"dang-ky-lap-trinh-teky1\" width=\"600\" height=\"314\" \/><\/a><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Hadoop_Common\"><\/span>Hadoop Common<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Hadoop Common \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 m\u1ed9t th\u01b0 vi\u1ec7n l\u01b0u tr\u1eef c\u00e1c ti\u1ec7n \u00edch c\u1ee7a Java. T\u1ea1i \u0111\u00e2y c\u00f3 nh\u1eefng t\u00ednh n\u0103ng c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e1c modules kh\u00e1c s\u1eed d\u1ee5ng. Nh\u1eefng th\u01b0 vi\u1ec7n n\u00e0y mang \u0111\u1ebfn h\u1ec7 th\u1ed1ng file v\u00e0 l\u1edbp OS tr\u1eebu t\u01b0\u1ee3ng. Song song v\u1edbi \u0111\u00f3, n\u00f3 c\u0169ng l\u01b0u tr\u1eef c\u00e1c m\u00e3 l\u1ec7nh c\u1ee7a Java \u0111\u1ec3 th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng Hadoop.<\/p>\n<figure id=\"attachment_8157\" aria-describedby=\"caption-attachment-8157\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8157\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/tim-hieu-hadoop-la-gi.jpg\" alt=\"T\u00ecm hi\u1ec3u Hadoop l\u00e0 g\u00ec?\" width=\"650\" height=\"400\" srcset=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/tim-hieu-hadoop-la-gi.jpg 650w, https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/tim-hieu-hadoop-la-gi-400x246.jpg 400w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-8157\" class=\"wp-caption-text\">T\u00ecm hi\u1ec3u Hadoop l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Hadoop_YARN_%E2%80%93_Hadoop_la_gi\"><\/span>Hadoop YARN &#8211; Hadoop l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Ph\u1ea7n n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 m\u1ed9t framework. N\u00f3 h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n t\u00e0i nguy\u00ean c\u1ee7a c\u00e1c cluster v\u00e0 th\u1ef1c hi\u1ec7n ch\u1ea1y ph\u00e2n t\u00edch ti\u1ebfn tr\u00ecnh.<\/p>\n<p style=\"text-align: justify;\">Hi\u1ec3u r\u00f5 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c modules s\u1ebd gi\u00fap b\u1ea1n n\u1eafm r\u00f5 kh\u00e1i ni\u1ec7m Hadoop l\u00e0 g\u00ec.<\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Hadoop_Distributed_File_System_HDFS\"><\/span>Hadoop Distributed File System (HDFS)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">M\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 l\u1edbn nh\u1ea5t c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n t\u00edch Big Data l\u00e0 qu\u00e1 t\u1ea3i. Kh\u00f4ng ph\u1ea3i h\u1ec7 th\u1ed1ng n\u00e0o c\u0169ng \u0111\u1ee7 kh\u1ecfe \u0111\u1ec3 c\u00f3 th\u1ec3 ti\u1ebfp nh\u1eadn m\u1ed9t l\u01b0\u1ee3ng th\u00f4ng tin kh\u1ed5ng l\u1ed3 nh\u01b0 v\u1eady. Ch\u00ednh v\u00ec th\u1ebf, nhi\u1ec7m v\u1ee5 c\u1ee7a Hadoop Distributed File System l\u00e0 ph\u00e2n t\u00e1n cung c\u1ea5p truy c\u1eadp th\u00f4ng l\u01b0\u1ee3ng cao gi\u00fap cho \u1ee9ng d\u1ee5ng ch\u1ee7. C\u1ee5 th\u1ec3, khi HDFS nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t t\u1ec7p tin, n\u00f3 s\u1ebd t\u1ef1 \u0111\u1ed9ng chia file \u0111\u00f3 ra th\u00e0nh nhi\u1ec1u ph\u1ea7n nh\u1ecf. C\u00e1c m\u1ea3nh nh\u1ecf n\u00e0y \u0111\u01b0\u1ee3c nh\u00e2n l\u00ean nhi\u1ec1u l\u1ea7n v\u00e0 chia ra l\u01b0u tr\u1eef t\u1ea1i c\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c nhau \u0111\u1ec3 ph\u00e2n t\u00e1n s\u1ee9c n\u1eb7ng m\u00e0 d\u1eef li\u1ec7u t\u1ea1o n\u00ean.<\/p>\n<p style=\"text-align: justify;\">Nh\u01b0 \u0111\u00e3 n\u00f3i \u1edf tr\u00ean, HDFS s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac master node v\u00e0 worker\/slave node. Trong khi master node qu\u1ea3n l\u00fd c\u00e1c file metadata th\u00ec worker\/slave node ch\u1ecbu tr\u00e1ch nhi\u1ec7m l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Ch\u00ednh v\u00ec th\u1ebf n\u00ean worker\/slave node c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 data node. M\u1ed9t Data node s\u1ebd ch\u1ee9a nhi\u1ec1u kh\u1ed1i \u0111\u01b0\u1ee3c ph\u00e2n nh\u1ecf c\u1ee7a t\u1ec7p tin l\u1edbn ban \u0111\u1ea7u. D\u1ef1a theo ch\u1ec9 th\u1ecb t\u1eeb Master node, c\u00e1c Data node n\u00e0y s\u1ebd tr\u1ef1c ti\u1ebfp \u0111i\u1ec1u h\u00e0nh ho\u1ea1t \u0111\u1ed9ng th\u00eam, b\u1edbt nh\u1eefng kh\u1ed1i nh\u1ecf c\u1ee7a t\u1ec7p tin.<\/p>\n<p>&gt;&gt;&gt; Xem th\u00eam : <a href=\"https:\/\/teky.edu.vn\/blog\/prototype-la-gi\/\"><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Prototype l\u00e0 g\u00ec? T\u1ea7m quan tr\u1ecdng c\u1ee7a Prototype trong Javascript&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4481,&quot;3&quot;:{&quot;1&quot;:0},&quot;10&quot;:2,&quot;11&quot;:0,&quot;15&quot;:&quot;Arial&quot;}\">Prototype l\u00e0 g\u00ec? T\u1ea7m quan tr\u1ecdng c\u1ee7a Prototype trong Javascript<\/span><\/a><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Hadoop_MapReduce\"><\/span>Hadoop MapReduce<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Module n\u00e0y ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean YARN trong vi\u1ec7c x\u1eed l\u00fd c\u00e1c t\u1ec7p d\u1eef li\u1ec7u l\u1edbn. Hadoop MapReduce cho ph\u00e9p ph\u00e2n t\u00e1n d\u1eef li\u1ec7u t\u1eeb m\u1ed9t m\u00e1y ch\u1ee7 sang nhi\u1ec1u m\u00e1y con. M\u1ed7i m\u00e1y con n\u00e0y s\u1ebd nh\u1eadn m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u kh\u00e1c nhau v\u00e0 ti\u1ebfn h\u00e0nh x\u1eed l\u00fd c\u00f9ng l\u00fac. Sau \u0111\u00f3 ch\u00fang s\u1ebd b\u00e1o l\u1ea1i k\u1ebft qu\u1ea3 l\u00ean m\u00e1y ch\u1ee7. M\u00e1y ch\u1ee7 t\u1ed5ng h\u1ee3p th\u00f4ng tin l\u1ea1i r\u1ed3i tr\u00edch xu\u1ea5t theo nh\u01b0 y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<figure id=\"attachment_8156\" aria-describedby=\"caption-attachment-8156\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8156\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/big-data-co-lien-quan-mat-thiet-den-hadoop.jpg\" alt=\"Big Data c\u00f3 li\u00ean quan m\u1eadt thi\u1ebft \u0111\u1ebfn Hadoop\" width=\"650\" height=\"400\" srcset=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/big-data-co-lien-quan-mat-thiet-den-hadoop.jpg 650w, https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/big-data-co-lien-quan-mat-thiet-den-hadoop-400x246.jpg 400w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-8156\" class=\"wp-caption-text\">Big Data c\u00f3 li\u00ean quan m\u1eadt thi\u1ebft \u0111\u1ebfn Hadoop<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">C\u00e1ch th\u1ef1c thi theo m\u00f4 h\u00ecnh nh\u01b0 v\u1eady gi\u00fap ti\u1ebft ki\u1ec7m nhi\u1ec1u th\u1eddi gian x\u1eed l\u00fd v\u00e0 c\u0169ng gi\u1ea3m g\u00e1nh n\u1eb7ng l\u00ean h\u1ec7 th\u1ed1ng. Ch\u1ee9c n\u0103ng c\u1ee7a m\u00e1y ch\u1ee7 l\u00e0 qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean, \u0111\u01b0a ra th\u00f4ng b\u00e1o, l\u1ecbch tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng cho c\u00e1c m\u00e1y tr\u1ea1m. C\u00e1c m\u00e1y tr\u1ea1m s\u1ebd th\u1ef1c thi theo k\u1ebf ho\u1ea1ch \u0111\u01b0\u1ee3c \u0111\u1ecbnh s\u1eb5n v\u00e0 g\u1eedi b\u00e1o c\u00e1o d\u1eef li\u1ec7u l\u1ea1i cho m\u00e1y ch\u1ee7. Tuy nhi\u00ean \u0111\u00e2y c\u0169ng l\u00e0 \u0111i\u1ec3m y\u1ebfu c\u1ee7a h\u1ec7 th\u1ed1ng n\u00e0y. N\u1ebfu m\u00e1y ch\u1ee7 b\u1ecb l\u1ed7i th\u00ec to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh s\u1ebd b\u1ecb ng\u1eebng l\u1ea1i ho\u00e0n to\u00e0n.<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Cach_hoat_dong_cua_Hadoop_la_gi\"><\/span>C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Hadoop l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Giai_doan_1\"><\/span>Giai \u0111o\u1ea1n 1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c \u1ee9ng d\u1ee5ng s\u1ebd g\u1eedi m\u1ed9t job l\u00ean Hadoop \u0111\u1ec3 y\u00eau c\u1ea7u x\u1eed l\u00fd v\u00e0 thao t\u00e1c. Job n\u00e0y s\u1ebd \u0111i k\u00e8m c\u00e1c th\u00f4ng tin c\u01a1 b\u1ea3n nh\u01b0: n\u01a1i l\u01b0u tr\u1eef d\u1eef li\u1ec7u input v\u00e0 output, c\u00e1c java class ch\u1ee9a c\u00e1c d\u00f2ng l\u1ec7nh th\u1ef1c thi, c\u00e1c th\u00f4ng s\u1ed1 thi\u1ebft l\u1eadp c\u1ee5 th\u1ec3.<\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Giai_doan_2\"><\/span>Giai \u0111o\u1ea1n 2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Sau khi nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft, m\u00e1y ch\u1ee7 s\u1ebd chia kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c \u0111\u1ebfn cho c\u00e1c m\u00e1y tr\u1ea1m. M\u00e1y ch\u1ee7 s\u1ebd ti\u1ebfn h\u00e0nh theo d\u00f5i qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c m\u00e1y tr\u1ea1m v\u00e0 \u0111\u01b0a ra c\u00e1c l\u1ec7nh c\u1ea7n thi\u1ebft khi c\u00f3 l\u1ed7i x\u1ea3y ra.<\/p>\n<p><a href=\"https:\/\/lotrinhlaptrinh.teky.vn\/?utm_id=ContentBlog&amp;utm_medium=Click_Blog&amp;utm_source=ContentBlog\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-22422\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2023\/10\/lap-trinh-cho-tre.gif\" alt=\"lap-trinh-cho-tre\" width=\"600\" height=\"314\" \/><\/a><\/p>\n<p>&gt;&gt;&gt; Xem th\u00eam : <a href=\"https:\/\/teky.edu.vn\/blog\/ngon-ngu-golang\/\"><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Ng\u00f4n ng\u1eef Golang l\u00e0 g\u00ec? T\u1ea1i sao b\u1ea1n n\u00ean s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef n\u00e0y&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4481,&quot;3&quot;:{&quot;1&quot;:0},&quot;10&quot;:2,&quot;11&quot;:0,&quot;15&quot;:&quot;Arial&quot;}\">Ng\u00f4n ng\u1eef Golang l\u00e0 g\u00ec? T\u1ea1i sao b\u1ea1n n\u00ean s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef n\u00e0y<\/span><\/a><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Giai_doan_3\"><\/span>Giai \u0111o\u1ea1n 3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">C\u00e1c nodes kh\u00e1c nhau s\u1ebd ti\u1ebfn h\u00e0nh ch\u1ea1y t\u00e1c v\u1ee5 MapReduce. N\u00f3 chia nh\u1ecf c\u00e1c kh\u1ed1i v\u00e0 thay phi\u00ean nhau x\u1eed l\u00fd d\u1eef li\u1ec7u. Khi Hadoop ho\u1ea1t \u0111\u1ed9ng, n\u00f3 s\u1eed d\u1ee5ng m\u1ed9t t\u1ec7p tin n\u1ec1n l\u00e0m \u0111\u1ecba ch\u1ec9 th\u01b0\u1eddng tr\u00fa. T\u1ec7p tin n\u00e0y c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i tr\u00ean 1 ho\u1eb7c nhi\u1ec1u m\u00e1y ch\u1ee7 kh\u00e1c nhau.<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Uu_diem_cua_Hadoop_la_gi\"><\/span>\u01afu \u0111i\u1ec3m c\u1ee7a Hadoop l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Hadoop cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng nhanh ch\u00f3ng ki\u1ec3m tra \u0111\u01b0\u1ee3c ti\u1ebfn tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c ph\u00e2n t\u00e1n. Nh\u1edd v\u00e0o c\u01a1 ch\u1ebf x\u1eed l\u00fd c\u00f9ng l\u00fac c\u1ee7a c\u00e1c l\u00f5i CPU, m\u1ed9t l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i xuy\u00ean su\u1ed1t li\u00ean t\u1ee5c v\u00e0 kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n do qu\u00e1 t\u1ea3i.<\/p>\n<figure id=\"attachment_8154\" aria-describedby=\"caption-attachment-8154\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-8154\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/anh-huong-cua-hadoop-la-rat-lon.jpg\" alt=\"\u1ea2nh h\u01b0\u1edfng c\u1ee7a Hadoop l\u00e0 r\u1ea5t l\u1edbn\" width=\"650\" height=\"400\" srcset=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/anh-huong-cua-hadoop-la-rat-lon.jpg 650w, https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/07\/anh-huong-cua-hadoop-la-rat-lon-400x246.jpg 400w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-8154\" class=\"wp-caption-text\">\u1ea2nh h\u01b0\u1edfng c\u1ee7a Hadoop l\u00e0 r\u1ea5t l\u1edbn<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">Hadoop kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u01a1 ch\u1ebf ch\u1ecbu l\u1ed7i c\u1ee7a fault-tolerance and high availability (FTHA). N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u1ed7i ri\u00eang nh\u1edd c\u00e1c th\u01b0 vi\u1ec7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u1ed7i \u1edf c\u00e1c l\u1edbp \u1ee9ng d\u1ee5ng. Ch\u00ednh v\u00ec th\u1ebf, khi kh\u00f4ng may c\u00f3 l\u1ed7i x\u1ea3y ra, Hadoop s\u1ebd nhanh ch\u00f3ng x\u1eed l\u00fd n\u00f3 trong th\u1eddi gian ng\u1eafn nh\u1ea5t nh\u1edd c\u01a1 ch\u1ebf ch\u1ee7 \u0111\u1ed9ng c\u1ee7a m\u00ecnh.<\/p>\n<p style=\"text-align: justify;\">M\u1ed9t \u01b0u \u0111i\u1ec3m n\u1eefa c\u1ee7a Hadoop l\u00e0 kh\u1ea3 n\u0103ng tri\u1ec3n khai r\u1ea5t nhi\u1ec1u master-slave song song \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c ph\u1ea7n kh\u00e1c nhau. V\u00ec c\u00f3 nhi\u1ec1u server master n\u00ean c\u00f4ng vi\u1ec7c s\u1ebd c\u00f4ng b\u1ecb tr\u00ec ho\u00e3n d\u00f9 kh\u00f4ng may c\u00f3 m\u1ed9t master b\u1ecb l\u1ed7i.<\/p>\n<p style=\"text-align: justify;\">V\u00e0 cu\u1ed1i c\u00f9ng, do Hadoop \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng t\u1eeb ng\u00f4n ng\u1eef Java n\u00ean n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi r\u1ea5t nhi\u1ec1u n\u1ec1n t\u1ea3ng v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1c nhau, t\u1eeb Window, Linux \u0111\u1ebfn MacOs\u2026<\/p>\n<p><em><strong>M\u1eddi b\u1ea1n \u0111\u1ecdc tham kh\u1ea3o th\u00eam:<\/strong><a href=\"https:\/\/teky.edu.vn\/blog\/opencv-la-gi\/\"><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;OpenCV l\u00e0 g\u00ec? C\u00e1ch s\u1eed d\u1ee5ng OpenCV nh\u01b0 th\u1ebf n\u00e0o&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4481,&quot;3&quot;:{&quot;1&quot;:0},&quot;10&quot;:2,&quot;11&quot;:0,&quot;15&quot;:&quot;Arial&quot;}\">OpenCV l\u00e0 g\u00ec? C\u00e1ch s\u1eed d\u1ee5ng OpenCV nh\u01b0 th\u1ebf n\u00e0o<\/span><\/a><\/em><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">V\u1eeba r\u1ed3i Teky \u0111\u00e3 mang \u0111\u1ebfn nhi\u1ec1u th\u00f4ng tin h\u1eefu \u00edch xoay quanh ch\u1ee7 \u0111\u1ec1 Hadoop l\u00e0 g\u00ec. V\u1edbi nh\u1eefng li\u1ec7t k\u00ea \u0111\u1ea7y \u0111\u1ee7 t\u1eeb \u0111\u1ecbnh ngh\u0129a, \u0111\u1eb7c \u0111i\u1ec3m cho \u0111\u1ebfn c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, mong r\u1eb1ng b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 n\u1eafm ch\u1eafc trong tay c\u00e1c ki\u1ebfn th\u1ee9c v\u1ec1 c\u00f4ng c\u1ee5 x\u1eed l\u00fd Big Data h\u1eefu hi\u1ec7u n\u00e0y. Ch\u00fac b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng h\u1ecdc h\u1ecfi \u0111\u01b0\u1ee3c v\u00e0 \u00e1p d\u1ee5ng Hadoop nhu\u1ea7n nhuy\u1ec5n v\u00e0o trong c\u00f4ng vi\u1ec7c c\u1ee7a ban th\u00e2n nh\u00e9!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Hoc_Vien_Cong_Nghe_Teky_duoc_chon_la_dia_chi_hoc_lap_trinh_uy_tin_nhat_cho_tre\"><\/span><span style=\"font-size: 24px; color: #339966;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;C\u00f9ng T\u00ecm Hi\u1ec3u V\u1ec1 Teky H\u1ecdc Vi\u1ec7n 5 sao \u0110\u00e0o T\u1ea1o Tr\u1ebb Em H\u1ecdc L\u1eadp Tr\u00ecnh (4-18 tu\u1ed5i)&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:17153,&quot;3&quot;:{&quot;1&quot;:0},&quot;11&quot;:4,&quot;12&quot;:0,&quot;17&quot;:1}\">H\u1ecdc Vi\u1ec7n C\u00f4ng Ngh\u1ec7 Teky \u0111\u01b0\u1ee3c ch\u1ecdn l\u00e0 \u0111\u1ecba ch\u1ec9 h\u1ecdc l\u1eadp tr\u00ecnh uy t\u00edn nh\u1ea5t cho tr\u1ebb\u00a0<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><iframe loading=\"lazy\" title=\"H\u1ecdc l\u1eadp tr\u00ecnh tr\u1ebb em \u1edf \u0111\u00e2u? - Gi\u1edbi thi\u1ec7u h\u1ecdc vi\u1ec7n c\u00f4ng ngh\u1ec7 TEKY h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/kGgr0XJAxFM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><strong>TEKY l\u00e0 H\u1ecdc vi\u1ec7n s\u00e1ng t\u1ea1o c\u00f4ng ngh\u1ec7<\/strong> v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh gi\u1ea3ng d\u1ea1y STEAM (Science \u2013 Technology \u2013 Engineering \u2013 Art \u2013 Mathematics) theo chu\u1ea9n M\u1ef9 \u0111\u1ea7u ti\u00ean t\u1ea1i Vi\u1ec7t Nam d\u00e0nh cho tr\u1ebb em t\u1eeb 4 \u0111\u1ebfn 18 tu\u1ed5i.<\/p>\n<p>\u0110\u01b0\u1ee3c th\u00e0nh l\u1eadp v\u00e0o th\u00e1ng 6 n\u0103m 2016, TEKY quy\u1ebft t\u00e2m th\u1ef1c hi\u1ec7n s\u1ee9 m\u1ec7nh mang \u0111\u1ebfn cho th\u1ebf h\u1ec7 tr\u1ebb Vi\u1ec7t Nam ki\u1ebfn th\u1ee9c to\u00e0n di\u1ec7n v\u1ec1 STEAM, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c t\u01b0 duy c\u00f4ng ngh\u1ec7, khoa h\u1ecdc m\u00e1y t\u00ednh v\u00e0 k\u1ef9 n\u0103ng th\u1ebf k\u1ef7 21 \u2013 4Cs (Critical Thinking: T\u01b0 duy ph\u1ea3n bi\u1ec7n \u2013 Communication: Giao ti\u1ebfp \u2013 Creativity: S\u00e1ng t\u1ea1o \u2013 Collaboration: L\u00e0m vi\u1ec7c nh\u00f3m).<\/p>\n<figure id=\"attachment_14828\" aria-describedby=\"caption-attachment-14828\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/teky.edu.vn\/?utm_source=Blog&amp;utm_medium=baiviet\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-14828 size-full\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/03\/Trai-nghiem-hoc-lap-trinh-mien-phi.jpg\" alt=\"Tr\u1ea3i nghi\u1ec7m h\u1ecdc l\u1eadp tr\u00ecnh mi\u1ec5n ph\u00ed\" width=\"600\" height=\"400\" srcset=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/03\/Trai-nghiem-hoc-lap-trinh-mien-phi.jpg 600w, https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/03\/Trai-nghiem-hoc-lap-trinh-mien-phi-400x267.jpg 400w, https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2021\/03\/Trai-nghiem-hoc-lap-trinh-mien-phi-272x182.jpg 272w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><figcaption id=\"caption-attachment-14828\" class=\"wp-caption-text\">Tr\u1ea3i nghi\u1ec7m h\u1ecdc l\u1eadp tr\u00ecnh mi\u1ec5n ph\u00ed<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"Day_la_chuong_trinh_khong_chi_trang_bi_kien_thuc_lap_trinh_ma_con_ren_luyen_nhom_ky_nang_4Cs_Tre_se_duoc\"><\/span>\u0110\u00e2y l\u00e0 ch\u01b0\u01a1ng tr\u00ecnh kh\u00f4ng ch\u1ec9 trang b\u1ecb ki\u1ebfn th\u1ee9c l\u1eadp tr\u00ecnh m\u00e0 c\u00f2n r\u00e8n luy\u1ec7n nh\u00f3m k\u1ef9 n\u0103ng 4Cs. Tr\u1ebb s\u1ebd \u0111\u01b0\u1ee3c:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\u00a0H\u1ecdc t\u01b0 duy ph\u1ea3n bi\u1ec7n th\u00f4ng qua vi\u1ec7c ph\u00e2n t\u00edch c\u00e1c v\u1ea5n \u0111\u1ec1.<\/li>\n<li>\u00a0H\u1ecdc t\u00ednh s\u00e1ng t\u1ea1o t\u01b0 duy Logic th\u00f4ng qua vi\u1ec7c l\u1eafp \u0111\u1eb7t v\u00e0 l\u1eadp tr\u00ecnh robot th \u00f4ng qua c\u00e1c m\u00f4 h\u00ecnh Lego Mindstorm, app tr\u00f2 ch\u01a1i. Gi\u00fap con h\u1ecdc gi\u1ecfi m\u00f4n To\u00e1n tr\u00ean l\u1edbp<\/li>\n<li>\u00a0K\u1ef9 n\u0103ng h\u1ee3p t\u00e1c th\u00f4ng qua c\u00e1c tr\u00f2 ch\u01a1i team-building, c\u00e1c d\u1ef1 \u00e1n nh\u00f3m tr\u00ean l\u1edbp.<\/li>\n<li>\u00a0Ph\u00e1t huy kh\u1ea3 n\u0103ng giao ti\u1ebfp hi\u1ec7u qu\u1ea3 b\u1eb1ng nhi\u1ec1u b\u00e0i t\u1eadp v\u00e0 ho\u1ea1t \u0111\u1ed9ng h\u1ea5p d\u1eabn.<\/li>\n<\/ul>\n<p><iframe loading=\"lazy\" title=\"Shark Nguy\u1ec5n Ho\u00e0 B\u00ecnh \u0111\u1ed3ng h\u00e0nh c\u00f9ng con h\u1ecdc l\u1eadp tr\u00ecnh t\u1ea1i h\u1ecdc vi\u1ec7n c\u00f4ng ngh\u1ec7 Teky h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/q6QbqIs6ll8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>C\u00e1c b\u1ed9 m\u00f4n gi\u1ea3ng d\u1ea1y t\u1ea1i Teky g\u1ed3m: <span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh v\u00e0 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">l\u1eadp tr\u00ecnh game<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">l\u1eadp tr\u00ecnh web v\u1edbi python<\/span> <span style=\"font-weight: 400;\">\u00a0<\/span><span style=\"font-weight: 400;\">L\u1eadp tr\u00ecnh Scratch<\/span> <span style=\"font-weight: 400;\">Robotics<\/span> Engineering, C\u00f4ng ngh\u1ec7 3D v\u00e0 MultiMedia. Ch\u00fang t\u00f4i tin r\u1eb1ng tr\u1ebb em Vi\u1ec7t Nam c\u00f3 c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd trong m\u1ed9t n\u1ec1n kinh t\u1ebf s\u1ed1 v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c trang b\u1ecb s\u1eb5n s\u00e0ng \u0111\u1ec3 tr\u1edf th\u00e0nh nh\u1eefng doanh nh\u00e2n c\u00f4ng ngh\u1ec7 trong t\u01b0\u01a1ng lai.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Lien_he_ngay_hoc_vien_cong_nghe_sang_tao_TEKY_de_duoc_tu_van_khoa_hoc\"><\/span><span style=\"color: #008000;\"><b>Li\u00ean h\u1ec7 ngay h\u1ecdc vi\u1ec7n c\u00f4ng ngh\u1ec7 s\u00e1ng t\u1ea1o TEKY \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n kh\u00f3a h\u1ecdc:<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cam k\u00eat 7 tu\u1ed5i c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Top 10 d\u1ef1 \u00e1n gi\u00e1o d\u1ee5c c\u00f3 t\u1ea7m \u1ea3nh h\u01b0\u1edfng nh\u1ea5t \u0110\u00f4ng Nam \u00c1 2017 &amp; 2018<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Top 3 D\u1ef1 \u00e1n xu\u1ea5t s\u1eafc nh\u1ea5t, NextGen \u2013 Th\u1ee5y S\u0129<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Hotline H\u00e0 N\u1ed9i: 024-7109-6668 | 0975-241-015<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Hotline H\u1ed3 Ch\u00ed Minh: 028-7109 9948 | 097-900-8642<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Website <\/span><a href=\"https:\/\/teky.edu.vn\/\"><span style=\"font-weight: 400;\">https:\/\/teky.edu.vn<\/span><\/a><span style=\"font-weight: 400;\"> | Email: support@teky.edu.vn |<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Big Data \u0111ang l\u00e0 m\u1ed9t trong nh\u1eefng l\u0129nh v\u1ef1c m\u00e0u m\u1ee1 nh\u1ea5t c\u1ee7a ng\u00e0nh c\u00f4ng ngh\u1ec7. Kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 m\u00e0 Big Data mang \u0111\u1ebfn \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng to l\u1edbn. Big Data c\u00f3 th\u1ec3 gi\u00fap d\u1ef1 \u0111o\u00e1n th\u1ecb tr\u01b0\u1eddng, ph\u00e2n t\u00edch nhu c\u1ea7u, xu h\u01b0\u1edbng, d\u1ef1 \u0111o\u00e1n d\u1ecbch b\u1ec7nh hay th\u1eadm &hellip;<\/p>\n","protected":false},"author":10,"featured_media":8158,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-8153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lap-trinh"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.9 (Yoast SEO v26.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hadoop l\u00e0 g\u00ec? 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