{"id":518,"date":"2025-07-25T03:56:23","date_gmt":"2025-07-25T03:56:23","guid":{"rendered":"http:\/\/testing.orasas.com\/?page_id=518"},"modified":"2025-08-15T06:26:26","modified_gmt":"2025-08-15T06:26:26","slug":"oracle-real-application-cluster","status":"publish","type":"page","link":"https:\/\/orasas.com\/en\/giai-phap\/san-sang-va-du-phong-tham-hoa\/oracle-real-application-cluster\/","title":{"rendered":"Oracle Real Application Cluster"},"content":{"rendered":"<div class=\"wp-block-group px-0 section-wrapper-service-solution-details is-layout-constrained wp-block-group-is-layout-constrained\">\n<div id=\"page-details\" class=\"wp-block-group menu-sidebar-service-solution-details is-layout-constrained wp-block-group-is-layout-constrained\"><aside class=\"left-sidebar-menu\"><ul class=\"menu-group horizontal-menu\"><li class=\"menu-item tabs-items menu-parent\"><div><span><svg class=\"icon-menu\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"> <path d=\"M14.6667 9.33333H9.33333V14.6667H14.6667V9.33333Z\" fill=\"#222222\"\/> <path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M9.33333 4.88889C9.33333 4.39797 9.7313 4 10.2222 4C10.7131 4 11.1111 4.39797 11.1111 4.88889V5.77778H12.8889V4.88889C12.8889 4.39797 13.2869 4 13.7778 4C14.2687 4 14.6667 4.39797 14.6667 4.88889V5.77778H16.4444C17.4263 5.77778 18.2222 6.57372 18.2222 7.55556V9.33333H19.1111C19.602 9.33333 20 9.7313 20 10.2222C20 10.7131 19.602 11.1111 19.1111 11.1111H18.2222V12.8889H19.1111C19.602 12.8889 20 13.2869 20 13.7778C20 14.2687 19.602 14.6667 19.1111 14.6667H18.2222V16.4444C18.2222 17.4263 17.4263 18.2222 16.4444 18.2222H14.6667V19.1111C14.6667 19.602 14.2687 20 13.7778 20C13.2869 20 12.8889 19.602 12.8889 19.1111V18.2222H11.1111V19.1111C11.1111 19.602 10.7131 20 10.2222 20C9.7313 20 9.33333 19.602 9.33333 19.1111V18.2222H7.55556C6.57372 18.2222 5.77778 17.4263 5.77778 16.4444V14.6667H4.88889C4.39797 14.6667 4 14.2687 4 13.7778C4 13.2869 4.39797 12.8889 4.88889 12.8889H5.77778V11.1111H4.88889C4.39797 11.1111 4 10.7131 4 10.2222C4 9.7313 4.39797 9.33333 4.88889 9.33333H5.77778V7.55556C5.77778 6.57372 6.57372 5.77778 7.55556 5.77778H9.33333V4.88889ZM7.55556 7.55556H16.4444V16.4444H7.55556V7.55556Z\" fill=\"#222222\"\/> <\/svg> Performance and Management<\/span><span class=\"submenu-count\">4<\/span><\/div><ul class=\"submenu\"><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/hieu-nang-va-quan-ly\/oracle-partitioning\/\">Oracle Partitioning<\/a><span class=\"child-number\">1<\/span><\/li><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/hieu-nang-va-quan-ly\/oracle-advanced-compression\/\">Oracle Advanced Compression<\/a><span class=\"child-number\">2<\/span><\/li><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/hieu-nang-va-quan-ly\/oracle-analytic-server\/\">Oracle Analytic Server<\/a><span 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class=\"menu-item tabs-items menu-parent\"><div><span><svg class=\"icon-menu\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"> <path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M10.3909 6.45206C11.0967 5.18265 12.9033 5.18265 13.6091 6.45206L18.7602 15.7166C19.4525 16.9616 18.5631 18.5 17.1511 18.5H6.84887C5.43686 18.5 4.54753 16.9616 5.23978 15.7166L10.3909 6.45206ZM12.923 15.6985C12.923 16.2143 12.5097 16.6324 11.9999 16.6324C11.4901 16.6324 11.0768 16.2143 11.0768 15.6985C11.0768 15.1827 11.4901 14.7646 11.9999 14.7646C12.5097 14.7646 12.923 15.1827 12.923 15.6985ZM11.9999 8.22752C11.4901 8.22752 11.0768 8.64562 11.0768 9.16139V11.963C11.0768 12.4788 11.4901 12.8969 11.9999 12.8969C12.5097 12.8969 12.923 12.4788 12.923 11.963V9.16139C12.923 8.64562 12.5097 8.22752 11.9999 8.22752Z\" fill=\"#222222\"\/> <\/svg> Disaster &amp; Recovery<\/span><span class=\"submenu-count\">2<\/span><\/div><ul class=\"submenu\"><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/san-sang-va-du-phong-tham-hoa\/oracle-dataguard\/\">Oracle DataGuard<\/a><span class=\"child-number\">1<\/span><\/li><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/san-sang-va-du-phong-tham-hoa\/oracle-real-application-cluster\/\">Oracle Real Application Cluster<\/a><span class=\"child-number\">2<\/span><\/li><\/ul><\/li><li class=\"menu-item tabs-items menu-parent\"><div><span><svg class=\"icon-menu\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"> <path d=\"M11.5659 4.11712C11.8349 3.96096 12.1651 3.96096 12.4341 4.11712L13.9654 5.00601C14.3849 5.24957 14.5307 5.79255 14.291 6.21879C14.0512 6.64503 13.5167 6.79311 13.0971 6.54955L12 5.91267L10.9029 6.54955C10.4833 6.79311 9.9488 6.64503 9.70904 6.21879C9.46928 5.79255 9.61505 5.24957 10.0346 5.00601L11.5659 4.11712Z\" fill=\"#222222\"\/> <path d=\"M8.16596 7.11454C8.40572 7.54078 8.25995 8.08376 7.84037 8.32733L7.63862 8.44444L7.84037 8.56156C8.25995 8.80513 8.40572 9.34811 8.16596 9.77435C7.9262 10.2006 7.39171 10.3487 6.97213 10.1051L6.75 9.97616V10.2222C6.75 10.7131 6.35825 11.1111 5.875 11.1111C5.39175 11.1111 5 10.7131 5 10.2222V8.44444C5 8.22224 5.08026 8.01907 5.21294 7.86323C5.24326 7.82758 5.27648 7.79426 5.31236 7.76366C5.3566 7.72589 5.40457 7.69249 5.45562 7.66411L6.97213 6.78378C7.39171 6.54022 7.9262 6.68831 8.16596 7.11454Z\" fill=\"#222222\"\/> <path d=\"M15.834 7.11454C16.0738 6.68831 16.6083 6.54022 17.0279 6.78378L18.5444 7.66411C18.5954 7.69249 18.6434 7.72589 18.6876 7.76366C18.8786 7.92671 19 8.17118 19 8.44444V10.2222C19 10.7131 18.6082 11.1111 18.125 11.1111C17.6418 11.1111 17.25 10.7131 17.25 10.2222V9.97616L17.0279 10.1051C16.6083 10.3487 16.0738 10.2006 15.834 9.77435C15.5943 9.34811 15.7401 8.80513 16.1596 8.56156L16.3614 8.44444L16.1596 8.32733C15.7401 8.08376 15.5943 7.54078 15.834 7.11454Z\" fill=\"#222222\"\/> <path d=\"M9.70904 10.6701C9.9488 10.2439 10.4833 10.0958 10.9029 10.3393L12 10.9762L13.0971 10.3393C13.5167 10.0958 14.0512 10.2439 14.291 10.6701C14.5307 11.0963 14.3849 11.6393 13.9654 11.8829L12.875 12.5158V13.7778C12.875 14.2687 12.4832 14.6667 12 14.6667C11.5168 14.6667 11.125 14.2687 11.125 13.7778V12.5158L10.0346 11.8829C9.61505 11.6393 9.46928 11.0963 9.70904 10.6701Z\" fill=\"#222222\"\/> <path d=\"M5.875 12.8889C6.35825 12.8889 6.75 13.2869 6.75 13.7778V15.0397L7.84037 15.6727C8.25995 15.9162 8.40572 16.4592 8.16596 16.8855C7.9262 17.3117 7.39171 17.4598 6.97213 17.2162L5.44088 16.3273C5.16825 16.1691 5 15.8745 5 15.5556V13.7778C5 13.2869 5.39175 12.8889 5.875 12.8889Z\" fill=\"#222222\"\/> <path d=\"M18.125 12.8889C18.6082 12.8889 19 13.2869 19 13.7778V15.5556C19 15.8745 18.8317 16.1691 18.5591 16.3273L17.0279 17.2162C16.6083 17.4598 16.0738 17.3117 15.834 16.8855C15.5943 16.4592 15.7401 15.9162 16.1596 15.6727L17.25 15.0397V13.7778C17.25 13.2869 17.6418 12.8889 18.125 12.8889Z\" fill=\"#222222\"\/> <path d=\"M9.70904 17.7812C9.9488 17.355 10.4833 17.2069 10.9029 17.4505L11.125 17.5794V17.3333C11.125 16.8424 11.5168 16.4444 12 16.4444C12.4832 16.4444 12.875 16.8424 12.875 17.3333V17.5794L13.0971 17.4505C13.5167 17.2069 14.0512 17.355 14.291 17.7812C14.5307 18.2074 14.3849 18.7504 13.9654 18.994L12.4474 19.8752C12.3165 19.9545 12.1635 20 12 20C11.8365 20 11.6835 19.9545 11.5526 19.8752L10.0346 18.994C9.61505 18.7504 9.46928 18.2074 9.70904 17.7812Z\" fill=\"#222222\"\/> <\/svg> Data integration<\/span><span class=\"submenu-count\">2<\/span><\/div><ul class=\"submenu\"><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/tich-hop-du-lieu\/oracle-data-integrator-odi\/\">Oracle Data Integrator (ODI)<\/a><span class=\"child-number\">1<\/span><\/li><li class=\"menu-item\"><a href=\"https:\/\/orasas.com\/en\/giai-phap\/tich-hop-du-lieu\/oracle-goldengate\/\">Oracle GoldenGate<\/a><span class=\"child-number\">2<\/span><\/li><\/ul><\/li><\/ul><\/aside>\n<\/div>\n\n\n\n<div class=\"wp-block-group section-content-right is-layout-constrained wp-block-group-is-layout-constrained\">\n<h5 class=\"wp-block-heading has-text-align-center font-raleway has-text-color has-link-color wp-elements-1\" style=\"color:#145b00\">Solution<\/h5>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-center font-raleway has-text-color has-link-color wp-elements-2\" style=\"color:#145b00\">Oracle Real Application Cluster (RAC)<\/h4>\n\n\n\n<div class=\"wp-block-group section-content-details is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group tab-nav is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-f56f9fcf wp-block-group-is-layout-flex\">\n<p class=\"title active wp-block-paragraph\">Gi\u1edbi thi\u1ec7u<\/p>\n\n\n\n<p class=\"title wp-block-paragraph\">Th\u00f4ng tin k\u1ef9 thu\u1eadt<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group tab-content active is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group section-heading-paragraph is-layout-constrained wp-block-group-is-layout-constrained\">\n<h5 class=\"wp-block-heading\">Gi\u1edbi thi\u1ec7u<\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">Oracle Real Application Clusters (RAC) l\u00e0 gi\u1ea3i ph\u00e1p x\u00e2y d\u1ef1ng m\u1ed9t c\u1ee5m (cluster) g\u1ed3m nhi\u1ec1u m\u00e1y ch\u1ee7 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng duy nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Oracle RAC cho ph\u00e9p m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u duy nh\u1ea5t ch\u1ea1y tr\u00ean nhi\u1ec1u n\u00fat \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c c\u00e1c m\u00e1y ch\u1ee7 x\u1eed l\u00fd tr\u00ean c\u00f9ng m\u1ed9t v\u00f9ng l\u01b0u tr\u1eef chung. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p t\u00ednh s\u1eb5n s\u00e0ng, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i cao, gi\u00fap t\u1ed5 ch\u1ee9c\/doanh nghi\u1ec7p t\u1ed1i \u01b0u chi ph\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Oracle RAC l\u00e0 ki\u1ebfn \u200b\u200btr\u00fac c\u01a1 s\u1edf d\u1eef li\u1ec7u duy nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng m\u1ecdi th\u1ee9, c\u00f3 t\u00ednh kh\u1ea3 d\u1ee5ng cao. N\u00f3 c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng c\u1ea3 \u0111\u1ecdc v\u00e0 ghi m\u1ed9t c\u00e1ch minh b\u1ea1ch cho t\u1ea5t c\u1ea3 c\u00e1c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c, bao g\u1ed3m OLTP, ph\u00e2n t\u00edch, vect\u01a1 AI, SaaS, JSON, v\u0103n b\u1ea3n, \u0111\u1ed3 th\u1ecb, Internet v\u1ea1n v\u1eadt (IoT) v\u00e0 trong b\u1ed9 nh\u1edb. N\u00f3 cung c\u1ea5p t\u00ednh kh\u1ea3 d\u1ee5ng cao t\u1ed1t nh\u1ea5t trong ph\u00e2n kh\u00fac th\u00f4ng qua h\u1ea7u h\u1ebft c\u00e1c s\u1ef1 c\u1ed1 ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m c\u0169ng nh\u01b0 c\u00e1c s\u1ef1 ki\u1ec7n b\u1ea3o tr\u00ec.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c ng\u00e2n h\u00e0ng, s\u00e0n giao d\u1ecbch ch\u1ee9ng kho\u00e1n, vi\u1ec5n th\u00f4ng, nh\u00e0 b\u00e1n l\u1ebb, ch\u00ednh ph\u1ee7 v\u00e0 ti\u1ec7n \u00edch h\u00e0ng \u0111\u1ea7u s\u1eed d\u1ee5ng Oracle RAC cho kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c quan tr\u1ecdng, 24\/7 c\u1ee7a h\u1ecd.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group section-benefits is-layout-constrained wp-block-group-is-layout-constrained\">\n<h5 class=\"wp-block-heading\">Key Benefits<\/h5>\n\n\n\n<div class=\"wp-block-group section-list-check-box is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-0ce06dcb wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ef1 ph\u00f2ng th\u1ea3m h\u1ecda, \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u an to\u00e0n v\u00e0 s\u1eb5n s\u00e0ng cao<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-0ce06dcb wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-0ce06dcb wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eadn d\u1ee5ng ngu\u1ed3n t\u00e0i nguy\u00ean, t\u1ed1i \u01b0u chi ph\u00ed \u0111\u1ea7u t\u01b0.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-0ce06dcb wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-0ce06dcb wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u1ea3n l\u00fd t\u1eadp trung, d\u1ec5 d\u00e0ng v\u00e0 t\u1ef1 \u0111\u1ed9ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group tab-content is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group section-heading-paragraph is-layout-constrained wp-block-group-is-layout-constrained\">\n<h5 class=\"wp-block-heading\">S\u1ee9c m\u1ea1nh c\u1ee7a Real Application Cluster<\/h5>\n\n\n\n<p class=\"mb-10px wp-block-paragraph\"><strong>B\u1ea3o v\u1ec7 an to\u00e0n d\u1eef li\u1ec7u. <\/strong>Oracle RAC b\u1ea3o v\u1ec7 c\u00e1c \u1ee9ng d\u1ee5ng kh\u1ecfi l\u1ed7i ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m b\u1eb1ng c\u00e1ch t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n \u0111\u1ed5i k\u1ebft n\u1ed1i \u1ee9ng d\u1ee5ng t\u1eeb c\u00e1c m\u00e1y ch\u1ee7 b\u1ecb \u1ea3nh h\u01b0\u1edfng sang c\u00e1c m\u00e1y ch\u1ee7 c\u00f2n ho\u1ea1t \u0111\u1ed9ng trong c\u1ee5m m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<p class=\"mb-10px wp-block-paragraph\"><strong>Cung c\u1ea5p \u0111\u1ed9 tr\u1ec5 th\u1ea5p nh\u1ea5t.<\/strong> Oracle RAC cung c\u1ea5p \u0111\u1ed9 tr\u1ec5 th\u1ea5p nh\u1ea5t v\u1edbi th\u00f4ng l\u01b0\u1ee3ng cao nh\u1ea5t cho m\u1ecdi nhu c\u1ea7u d\u1eef li\u1ec7u. B\u1ed9 nh\u1edb \u0111\u1ec7m h\u1ee3p nh\u1ea5t \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3 tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 gi\u00fap \u0111\u1ea3m b\u1ea3o truy c\u1eadp d\u1eef li\u1ec7u c\u1ee5c b\u1ed9 c\u1ef1c nhanh, trong khi kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c song song tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c CPU \u0111\u1ea3m b\u1ea3o th\u00f4ng l\u01b0\u1ee3ng t\u1ed1i \u0111a.<\/p>\n\n\n\n<p class=\"mb-10px wp-block-paragraph\"><strong>X\u1eed l\u00fd song song hi\u1ec7u qu\u1ea3 cao.<\/strong> Oracle RAC t\u0103ng t\u1ed1c \u0111\u00e1ng k\u1ec3 khi th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 l\u1edbn, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e2n t\u00edch, h\u00e0ng lo\u1ea1t, l\u1eadp ch\u1ec9 m\u1ee5c, s\u1eafp x\u1ebfp l\u1ea1i d\u1eef li\u1ec7u v\u00e0 thay \u0111\u1ed5i l\u01b0\u1ee3c \u0111\u1ed3 \u1ee9ng d\u1ee5ng b\u1eb1ng c\u00e1ch ph\u00e2n ph\u1ed1i v\u00e0 song song h\u00f3a c\u00e1c truy v\u1ea5n, c\u1eadp nh\u1eadt, ch\u00e8n v\u00e0 x\u00f3a d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch minh b\u1ea1ch tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7, bao g\u1ed3m c\u00e1c l\u1ec7nh \u0111\u1ecbnh ngh\u0129a d\u1eef li\u1ec7u (DDL).<\/p>\n\n\n\n<p class=\"mb-10px wp-block-paragraph\"><strong>Th\u1eddi gian ph\u1ea3n h\u1ed3i nhanh nh\u1ea5t.<\/strong> Oracle RAC cung c\u1ea5p th\u1eddi gian ph\u1ea3n h\u1ed3i nhanh h\u01a1n so v\u1edbi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c kh\u00e1c. C\u00f4ng ngh\u1ec7 Cache Fusion \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3 cho ph\u00e9p truy c\u1eadp d\u1eef li\u1ec7u c\u1ee5c b\u1ed9 v\u00e0 l\u01b0u tr\u1eef \u0111\u1ec7m, gi\u1ea3m thi\u1ec3u hao ph\u00ed cho vi\u1ec7c trao \u0111\u1ed5i gi\u1eefa c\u00e1c m\u00e1y ch\u1ee7 trong c\u1ee5m.<\/p>\n\n\n\n<p class=\"mb-10px wp-block-paragraph\"><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u0111\u01a1n gi\u1ea3n v\u00e0 linh ho\u1ea1t.<\/strong> Khi c\u00f3 nhu c\u1ea7u t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng, ch\u1ec9 c\u1ea7n b\u1ed5 sung m\u00e1y ch\u1ee7 v\u00e0o c\u1ee5m \u0111\u1ec3 b\u1ed5 sung t\u00e0i nguy\u00ean c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00f3 v\u00e0o cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ee5m m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u00e2u t\u01b0 h\u1ec7 th\u1ed1ng m\u1edbi.<\/p>\n\n\n\n<p class=\"mb-10px wp-block-paragraph\"><strong>C\u1eadp nh\u1eadt v\u00e0 v\u00e1 l\u1ed7i tr\u1ef1c tuy\u1ebfn.<\/strong> Oracle RAC cung c\u1ea5p kh\u1ea3 n\u0103ng v\u00e1 l\u1ed7i v\u00e0 c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m tr\u1ef1c tuy\u1ebfn \u0111\u1ed9c \u0111\u00e1o, cho ph\u00e9p c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ea1y li\u00ean t\u1ee5c m\u00e0 kh\u00f4ng b\u1ecb ng\u1eebng ho\u1ea1t \u0111\u1ed9ng trong qu\u00e1 tr\u00ecnh c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c m\u00e1y ch\u1ee7 c\u01a1 s\u1edf \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group section-heading-paragraph is-layout-constrained wp-block-group-is-layout-constrained\">\n<h5 class=\"wp-block-heading\">Hi\u1ec7u qu\u1ea3 c\u1ee7a Oracle Real Application Clusters<\/h5>\n\n\n\n<div class=\"wp-block-group content-h6-p is-layout-constrained wp-block-group-is-layout-constrained\">\n<h6 class=\"wp-block-heading heading-h6\">T\u0103ng c\u01b0\u1eddng t\u00ednh s\u1eb5n s\u00e0ng (High Availability &#8211; HA)<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ebfu m\u1ed9t node trong c\u1ee5m b\u1ecb l\u1ed7i, c\u00e1c node c\u00f2n l\u1ea1i v\u1eabn ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng, gi\u00fap gi\u1ea3m thi\u1ec3u th\u1eddi gian gi\u00e1n \u0111o\u1ea1n.<\/li>\n\n\n\n<li>Gi\u00fap b\u1ea3o v\u1ec7 \u1ee9ng d\u1ee5ng kh\u1ecfi c\u00e1c l\u1ed7i ph\u1ea7n c\u1ee9ng ho\u1eb7c s\u1ef1 c\u1ed1 m\u00e1y ch\u1ee7 m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group content-h6-p is-layout-constrained wp-block-group-is-layout-constrained\">\n<h6 class=\"wp-block-heading heading-h6\">C\u00e2n b\u1eb1ng t\u1ea3i v\u00e0 hi\u1ec7u su\u1ea5t cao (Load Balancing &amp; High Performance)<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Oracle RAC ph\u00e2n ph\u1ed1i t\u1ea3i gi\u1eefa nhi\u1ec1u node, gi\u00fap h\u1ec7 th\u1ed1ng duy tr\u00ec hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi l\u01b0u l\u01b0\u1ee3ng t\u0103ng cao.<\/li>\n\n\n\n<li>Cho ph\u00e9p ch\u1ea1y c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t cao b\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean t\u1eeb nhi\u1ec1u m\u00e1y ch\u1ee7.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group content-h6-p is-layout-constrained wp-block-group-is-layout-constrained\">\n<h6 class=\"wp-block-heading heading-h6\">Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t (Scalability)<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Khi nhu c\u1ea7u x\u1eed l\u00fd d\u1eef li\u1ec7u t\u0103ng l\u00ean, c\u00f3 th\u1ec3 th\u00eam m\u00e1y ch\u1ee7 m\u1edbi v\u00e0o c\u1ee5m RAC m\u00e0 kh\u00f4ng c\u1ea7n d\u1eebng h\u1ec7 th\u1ed1ng.<\/li>\n\n\n\n<li>H\u1ed7 tr\u1ee3 doanh nghi\u1ec7p m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng theo nhu c\u1ea7u m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t hi\u1ec7n t\u1ea1i.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group content-h6-p is-layout-constrained wp-block-group-is-layout-constrained\">\n<h6 class=\"wp-block-heading heading-h6\">Qu\u1ea3n l\u00fd t\u1eadp trung v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd chung tr\u00ean nhi\u1ec1u node, gi\u00fap gi\u1ea3m r\u1ee7i ro m\u1ea5t d\u1eef li\u1ec7u v\u00e0 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt.<\/li>\n\n\n\n<li>C\u00f3 th\u1ec3 b\u1ea3o tr\u00ec t\u1eebng node m\u00e0 kh\u00f4ng g\u00e2y gi\u00e1n \u0111o\u1ea1n to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group content-h6-p is-layout-constrained wp-block-group-is-layout-constrained\">\n<h6 class=\"wp-block-heading heading-h6\">Gi\u1ea3m t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO &#8211; Total Cost of Ownership)<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00fap t\u1ed1i \u01b0u t\u00e0i nguy\u00ean ph\u1ea7n c\u1ee9ng b\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng nhi\u1ec1u m\u00e1y ch\u1ee7 ti\u00eau chu\u1ea9n thay v\u00ec m\u1ed9t m\u00e1y ch\u1ee7 l\u1edbn, \u0111\u1eaft ti\u1ec1n.<\/li>\n\n\n\n<li>Gi\u1ea3m chi ph\u00ed gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5 do l\u1ed7i h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-group content-h6-p is-layout-constrained wp-block-group-is-layout-constrained\">\n<h6 class=\"wp-block-heading heading-h6\">H\u1ed7 tr\u1ee3 \u1ee9ng d\u1ee5ng v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111a n\u1ec1n t\u1ea3ng<\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng ERP, CRM v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng kh\u00e1c.<\/li>\n\n\n\n<li>C\u00f3 th\u1ec3 tri\u1ec3n khai tr\u00ean nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 n\u1ec1n t\u1ea3ng ph\u1ea7n c\u1ee9ng kh\u00e1c nhau.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group section-why-choose-services is-layout-constrained wp-block-group-is-layout-constrained\">\n<h5 class=\"wp-block-heading\">T\u1ea1i sao l\u1ea1i ch\u1ecdn d\u1ecbch v\u1ee5 c\u1ee7a OSAS?<\/h5>\n\n\n\n<div class=\"wp-block-group section-list-check-box is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755163428\/Icon_1_jj2und.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u n\u0103m kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c thi\u1ebft k\u1ebf, x\u00e2y d\u1ef1ng v\u00e0 b\u1ea3o tr\u00ec c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755163428\/Icon_1_jj2und.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9i ng\u0169 chuy\u00ean gia c\u00f3 ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n cao v\u1ec1 c\u00f4ng ngh\u1ec7, ki\u1ebfn tr\u00fac c\u1ee7a h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755163428\/Icon_1_jj2und.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u n\u0103m kinh nghi\u1ec7m trong vi\u1ec7c t\u01b0 v\u1ea5n v\u00e0 tri\u1ec3n khai c\u00e1c gi\u1ea3i ph\u00e1p chuy\u00ean s\u00e2u v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u cho c\u00e1c \u0111\u01a1n v\u1ecb trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755163428\/Icon_1_jj2und.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Quy tr\u00ecnh l\u00e0m vi\u1ec7c chuy\u00ean nghi\u1ec7p, hi\u1ec7u qu\u1ea3.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755163428\/Icon_1_jj2und.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cam k\u1ebft b\u1ea3o m\u1eadt th\u00f4ng tin kh\u00e1ch h\u00e0ng.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group items-checkbox is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755163428\/Icon_1_jj2und.svg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng 24\/7, \u0111\u00e1p \u1ee9ng x\u1eed l\u00fd s\u1ef1 c\u1ed1 theo m\u1ee9c \u0111\u1ed9 SLA.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Gi\u1ea3i ph\u00e1p Oracle Real Application Cluster (RAC) Gi\u1edbi thi\u1ec7u Th\u00f4ng tin k\u1ef9 thu\u1eadt Gi\u1edbi thi\u1ec7u Oracle Real Application Clusters (RAC) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":494,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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