{"id":479,"date":"2024-06-05T07:07:00","date_gmt":"2024-06-05T00:07:00","guid":{"rendered":"https:\/\/blog.tinohost.com\/?p=479"},"modified":"2026-10-26T10:27:57","modified_gmt":"2026-10-26T03:27:57","slug":"uptime-cua-hosting-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/uptime-cua-hosting-la-gi\/","title":{"rendered":"Uptime c\u1ee7a hosting l\u00e0 g\u00ec? C\u00e1ch t\u00ednh, \u0111\u1ecdc SLA v\u00e0 quy \u0111\u1ed5i ra ph\u00fat"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Uptime c\u1ee7a hosting l\u00e0 t\u1ef7 l\u1ec7 th\u1eddi gian m\u00e1y ch\u1ee7 hosting ho\u1ea1t \u0111\u1ed9ng v\u00e0 ph\u1ee5c v\u1ee5 \u0111\u01b0\u1ee3c website trong m\u1ed9t kho\u1ea3ng th\u1eddi gian, t\u00ednh b\u1eb1ng ph\u1ea7n tr\u0103m. Uptime 99,9% trong m\u1ed9t th\u00e1ng 30 ng\u00e0y v\u1eabn cho ph\u00e9p kho\u1ea3ng 43 ph\u00fat website kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c.<\/strong> Con s\u1ed1 uptime ch\u1ec9 c\u00f3 gi\u00e1 tr\u1ecb khi \u0111\u01b0\u1ee3c ghi trong SLA (tho\u1ea3 thu\u1eadn m\u1ee9c d\u1ecbch v\u1ee5) k\u00e8m c\u00e1ch \u0111o v\u00e0 m\u1ee9c b\u1ed3i ho\u00e0n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uptime l\u00e0 m\u1ed9t trong c\u00e1c ti\u00eau ch\u00ed khi <a href=\"https:\/\/tino.vn\/blog\/dich-vu-web-hosting-tot-nhat\/\">ch\u1ecdn d\u1ecbch v\u1ee5 web hosting<\/a>; kh\u00e1i ni\u1ec7m hosting c\u00f3 \u1edf <a href=\"https:\/\/tino.vn\/blog\/hosting-la-gi\/\">Hosting l\u00e0 g\u00ec<\/a>. N\u1ebfu website ch\u1eadm ch\u1ee9 kh\u00f4ng ng\u1eebng h\u1eb3n, nguy\u00ean nh\u00e2n th\u01b0\u1eddng kh\u00e1c, xem <a href=\"https:\/\/tino.vn\/blog\/nguyen-nhan-website-chay-cham\/\">nguy\u00ean nh\u00e2n website ch\u1ea1y ch\u1eadm<\/a>.<\/p>\n\n\n\n<h2 id=\"Uptime_c\u1ee7a_hosting_l\u00e0_g\u00ec?\">Uptime c\u1ee7a hosting l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uptime l\u00e0 kho\u1ea3ng th\u1eddi gian d\u1ecbch v\u1ee5 ch\u1ea1y \u0111\u01b0\u1ee3c; ph\u1ea7n ng\u01b0\u1ee3c l\u1ea1i l\u00e0 downtime, th\u1eddi gian d\u1ecbch v\u1ee5 ng\u1eebng ho\u1eb7c kh\u00f4ng ph\u1ea3n h\u1ed3i. Nh\u00e0 cung c\u1ea5p hosting c\u00f4ng b\u1ed1 uptime d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m c\u1ee7a m\u1ed9t chu k\u1ef3, th\u01b0\u1eddng l\u00e0 th\u00e1ng, \u0111\u1ec3 kh\u00e1ch h\u00e0ng bi\u1ebft m\u1ee9c gi\u00e1n \u0111o\u1ea1n t\u1ed1i \u0111a c\u00f3 th\u1ec3 g\u1eb7p.<\/p>\n\n\n\n<h3 id=\"C\u00e1c_lo\u1ea1i_uptime_th\u01b0\u1eddng_g\u1eb7p\">C\u00e1c lo\u1ea1i uptime th\u01b0\u1eddng g\u1eb7p<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Website ch\u1ea1y \u0111\u01b0\u1ee3c c\u1ea7n nhi\u1ec1u l\u1edbp c\u00f9ng ho\u1ea1t \u0111\u1ed9ng. M\u1ed7i l\u1edbp c\u00f3 uptime ri\u00eang, v\u00e0 ch\u1ec9 m\u1ed9t l\u1edbp ng\u1eebng l\u00e0 website kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Network uptime:<\/strong> \u0111\u01b0\u1eddng m\u1ea1ng t\u1edbi m\u00e1y ch\u1ee7 th\u00f4ng su\u1ed1t. M\u1ea1ng l\u1ed7i th\u00ec m\u00e1y ch\u1ee7 ch\u1ea1y c\u0169ng kh\u00f4ng ai v\u00e0o \u0111\u01b0\u1ee3c.<\/li>\n\n\n<li><strong>Server uptime:<\/strong> m\u00e1y ch\u1ee7 v\u1eadt l\u00fd ho\u1eb7c m\u00e1y ch\u1ee7 \u1ea3o \u0111ang ch\u1ea1y.<\/li>\n\n\n<li><strong>Application uptime:<\/strong> web server, PHP v\u00e0 m\u00e3 ngu\u1ed3n (nh\u01b0 <a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\">WordPress<\/a>) ch\u1ea1y kh\u00f4ng l\u1ed7i.<\/li>\n\n\n<li><strong>Database uptime:<\/strong> c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ea3n h\u1ed3i; database ng\u1eebng th\u00ec trang \u0111\u1ed9ng kh\u00f4ng hi\u1ec3n th\u1ecb n\u1ed9i dung.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">SLA c\u1ee7a nh\u00e0 cung c\u1ea5p hosting th\u01b0\u1eddng ch\u1ec9 bao l\u1edbp m\u1ea1ng v\u00e0 m\u00e1y ch\u1ee7. L\u1ed7i do m\u00e3 ngu\u1ed3n, plugin hay website d\u00f9ng qu\u00e1 t\u00e0i nguy\u00ean c\u1ee7a g\u00f3i th\u01b0\u1eddng n\u1eb1m ngo\u00e0i cam k\u1ebft.<\/p>\n\n\n\n<h2 id=\"Uptime_c\u1ee7a_hosting_\u0111\u01b0\u1ee3c_t\u00ednh_nh\u01b0_th\u1ebf_n\u00e0o?\">Uptime c\u1ee7a hosting \u0111\u01b0\u1ee3c t\u00ednh nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uptime b\u1eb1ng th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng chia cho t\u1ed5ng th\u1eddi gian c\u1ee7a chu k\u1ef3, nh\u00e2n 100. Ph\u1ea7n l\u1edbn SLA t\u00ednh theo ph\u00fat trong m\u1ed9t th\u00e1ng t\u00ednh ti\u1ec1n, n\u00ean mu\u1ed1n so hai m\u1ee9c cam k\u1ebft, c\u00e1ch nhanh nh\u1ea5t l\u00e0 \u0111\u1ed5i ph\u1ea7n tr\u0103m ra s\u1ed1 ph\u00fat ng\u1eebng t\u1ed1i \u0111a trong c\u00f9ng m\u1ed9t k\u1ef3.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Uptime (%) = (T\u1ed5ng th\u1eddi gian \u2212 Th\u1eddi gian ng\u1eebng) \u00f7 T\u1ed5ng th\u1eddi gian \u00d7 100<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5 theo n\u0103m: m\u1ed9t n\u0103m c\u00f3 365 \u00d7 24 = 8.760 gi\u1edd. N\u1ebfu hosting ng\u1eebng t\u1ed5ng c\u1ed9ng 4 gi\u1edd trong n\u0103m, th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng l\u00e0 8.756 gi\u1edd:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Uptime = 8.756 \u00f7 8.760 \u00d7 100 \u2248 99,95%<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Theo th\u00e1ng: th\u00e1ng 30 ng\u00e0y c\u00f3 30 \u00d7 24 \u00d7 60 = 43.200 ph\u00fat. Ng\u1eebng 43,2 ph\u00fat trong th\u00e1ng \u0111\u00f3 t\u01b0\u01a1ng \u1ee9ng uptime 99,9%.<\/p>\n\n\n\n<h3 id=\"B\u1ea3ng_quy_\u0111\u1ed5i_uptime_ra_th\u1eddi_gian_ng\u1eebng\">B\u1ea3ng quy \u0111\u1ed5i uptime ra th\u1eddi gian ng\u1eebng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng d\u01b0\u1edbi \u0111\u1ed5i c\u00e1c m\u1ee9c uptime ph\u1ed5 bi\u1ebfn ra th\u1eddi gian ng\u1eebng t\u1ed1i \u0111a, t\u00ednh v\u1edbi ng\u00e0y 24 gi\u1edd, tu\u1ea7n 7 ng\u00e0y, th\u00e1ng 30 ng\u00e0y v\u00e0 n\u0103m 365 ng\u00e0y.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Uptime<\/th><th>M\u1ed7i ng\u00e0y<\/th><th>M\u1ed7i tu\u1ea7n<\/th><th>M\u1ed7i th\u00e1ng (30 ng\u00e0y)<\/th><th>M\u1ed7i n\u0103m (365 ng\u00e0y)<\/th><\/tr><\/thead><tbody><tr><td>99%<\/td><td>14,4 ph\u00fat<\/td><td>1 gi\u1edd 40,8 ph\u00fat<\/td><td>7 gi\u1edd 12 ph\u00fat<\/td><td>87,6 gi\u1edd (\u2248 3,65 ng\u00e0y)<\/td><\/tr><tr><td>99,5%<\/td><td>7,2 ph\u00fat<\/td><td>50,4 ph\u00fat<\/td><td>3 gi\u1edd 36 ph\u00fat<\/td><td>43,8 gi\u1edd<\/td><\/tr><tr><td>99,9%<\/td><td>1,44 ph\u00fat<\/td><td>10,08 ph\u00fat<\/td><td>43,2 ph\u00fat<\/td><td>8,76 gi\u1edd<\/td><\/tr><tr><td>99,95%<\/td><td>43,2 gi\u00e2y<\/td><td>5,04 ph\u00fat<\/td><td>21,6 ph\u00fat<\/td><td>4,38 gi\u1edd<\/td><\/tr><tr><td>99,99%<\/td><td>8,64 gi\u00e2y<\/td><td>1,01 ph\u00fat<\/td><td>4,32 ph\u00fat<\/td><td>52,56 ph\u00fat<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">T\u1ef1 t\u00ednh: th\u1eddi gian ng\u1eebng = (100% \u2212 uptime) \u00d7 t\u1ed5ng th\u1eddi gian c\u1ee7a k\u1ef3<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f9ng m\u1ed9t con s\u1ed1 %, SLA t\u00ednh theo n\u0103m cho ph\u00e9p d\u1ed3n th\u1eddi gian ng\u1eebng v\u00e0o m\u1ed9t s\u1ef1 c\u1ed1 d\u00e0i; SLA t\u00ednh theo th\u00e1ng chia nh\u1ecf h\u01a1n. \u0110\u1ecdc k\u1ef3 t\u00ednh tr\u01b0\u1edbc khi so s\u00e1nh.<\/p>\n\n\n\n<h3 id=\"V\u00ec_sao_hosting_c\u1ea7n_uptime_cao?\">V\u00ec sao hosting c\u1ea7n uptime cao?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i ph\u00fat website ng\u1eebng l\u00e0 kh\u00e1ch kh\u00f4ng \u0111\u1eb7t h\u00e0ng \u0111\u01b0\u1ee3c, form li\u00ean h\u1ec7 kh\u00f4ng g\u1eedi \u0111\u01b0\u1ee3c v\u00e0 qu\u1ea3ng c\u00e1o \u0111ang ch\u1ea1y d\u1eabn kh\u00e1ch t\u1edbi trang l\u1ed7i. Ng\u1eebng l\u1eb7p l\u1ea1i c\u00f2n l\u00e0m tr\u00ecnh thu th\u1eadp c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm g\u1eb7p l\u1ed7i khi truy c\u1eadp, \u1ea3nh h\u01b0\u1edfng t\u1edbi vi\u1ec7c l\u1eadp ch\u1ec9 m\u1ee5c.<\/p>\n\n\n\n<h2 id=\"SLA_uptime_l\u00e0_g\u00ec_v\u00e0_\u0111\u1ecdc_th\u1ebf_n\u00e0o?\">SLA uptime l\u00e0 g\u00ec v\u00e0 \u0111\u1ecdc th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SLA (Service Level Agreement) l\u00e0 tho\u1ea3 thu\u1eadn r\u00e0ng bu\u1ed9c nh\u00e0 cung c\u1ea5p v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5. V\u1edbi uptime, SLA cho bi\u1ebft con s\u1ed1 cam k\u1ebft, c\u00e1ch x\u00e1c \u0111\u1ecbnh s\u1ef1 c\u1ed1, nh\u1eefng t\u00ecnh hu\u1ed1ng kh\u00f4ng t\u00ednh v\u00e0 quy\u1ec1n l\u1ee3i c\u1ee7a kh\u00e1ch khi kh\u00f4ng \u0111\u1ea1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 SLA b\u1eb1ng v\u0103n b\u1ea3n, con s\u1ed1 uptime tr\u00ean trang qu\u1ea3ng c\u00e1o kh\u00f4ng r\u00e0ng bu\u1ed9c nh\u00e0 cung c\u1ea5p.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1400\" height=\"750\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/uptime-cua-hosting-la-gi-doc-sla.webp\" alt=\"N\u0103m ph\u1ea7n c\u1ee7a m\u1ed9t b\u1ea3n SLA uptime: m\u1ee9c cam k\u1ebft theo chu k\u1ef3 t\u00ednh ti\u1ec1n, c\u00e1ch \u0111o, c\u00e1c tr\u01b0\u1eddng h\u1ee3p lo\u1ea1i tr\u1eeb, b\u1ed3i ho\u00e0n b\u1eb1ng credit theo b\u1eadc, th\u1ee7 t\u1ee5c v\u00e0 th\u1eddi h\u1ea1n g\u1eedi y\u00eau c\u1ea7u; k\u00e8m ba c\u00e2u h\u1ecfi n\u00ean h\u1ecfi nh\u00e0 cung c\u1ea5p\" class=\"wp-image-132253\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/uptime-cua-hosting-la-gi-doc-sla.webp 1400w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/uptime-cua-hosting-la-gi-doc-sla-300x161.webp 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/uptime-cua-hosting-la-gi-doc-sla-1024x549.webp 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/uptime-cua-hosting-la-gi-doc-sla-768x411.webp 768w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf: SLA c\u1ee7a Amazon EC2 (c\u1eadp nh\u1eadt 25\/05\/2022) cam k\u1ebft 99,99% m\u1ed7i th\u00e1ng \u1edf c\u1ea5p v\u00f9ng (region) v\u00e0 99,5% cho t\u1eebng m\u00e1y \u1ea3o \u0111\u01a1n l\u1ebb. N\u1ebfu kh\u00f4ng \u0111\u1ea1t, kh\u00e1ch \u0111\u01b0\u1ee3c credit 10%, 30% ho\u1eb7c 100% ph\u00ed th\u00e1ng tu\u1ef3 m\u1ee9c uptime th\u1ef1c t\u1ebf, ph\u1ea3i t\u1ef1 g\u1eedi y\u00eau c\u1ea7u tr\u01b0\u1edbc h\u1ebft chu k\u1ef3 t\u00ednh ti\u1ec1n th\u1ee9 hai sau s\u1ef1 c\u1ed1, v\u00e0 credit ch\u1ec9 tr\u1eeb v\u00e0o ho\u00e1 \u0111\u01a1n sau ch\u1ee9 kh\u00f4ng ho\u00e0n ti\u1ec1n (<a href=\"https:\/\/aws.amazon.com\/compute\/sla\/\" target=\"_blank\" rel=\"noopener nofollow\">Amazon Compute SLA<\/a>). C\u1ea5u tr\u00fac n\u00e0y ph\u1ed5 bi\u1ebfn \u1edf nhi\u1ec1u nh\u00e0 cung c\u1ea5p hosting.<\/p>\n\n\n\n<h2 id=\"Uptime_bao_nhi\u00eau_l\u00e0_t\u1ed1t?\">Uptime bao nhi\u00eau l\u00e0 t\u1ed1t?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi shared hosting, m\u1ee9c 99,9% m\u1ed7i th\u00e1ng l\u00e0 m\u1ee9c nhi\u1ec1u nh\u00e0 cung c\u1ea5p \u0111\u01b0a v\u00e0o SLA, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng t\u1ed1i \u0111a kho\u1ea3ng 43 ph\u00fat ng\u1eebng. M\u1ee9c ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c thi\u1ec7t h\u1ea1i c\u1ee7a b\u1ea1n khi website ng\u1eebng, kh\u00f4ng c\u00f3 m\u1ed9t chu\u1ea9n chung cho m\u1ecdi website:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Blog, website gi\u1edbi thi\u1ec7u:<\/strong> v\u00e0i ch\u1ee5c ph\u00fat ng\u1eebng m\u1ed7i th\u00e1ng th\u01b0\u1eddng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/li>\n\n\n<li><strong>Website b\u00e1n h\u00e0ng, nh\u1eadn \u0111\u01a1n:<\/strong> n\u00ean ch\u1ecdn g\u00f3i c\u00f3 SLA r\u00f5 v\u00e0 theo d\u00f5i uptime ri\u00eang \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu.<\/li>\n\n\n<li><strong>H\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c ng\u1eebng:<\/strong> c\u1ea7n ki\u1ebfn tr\u00fac d\u1ef1 ph\u00f2ng nhi\u1ec1u m\u00e1y ch\u1ee7, nhi\u1ec1u v\u00f9ng; m\u1ed9t g\u00f3i shared hosting \u0111\u01a1n l\u1ebb kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"Con_s\u1ed1_uptime_kh\u00f4ng_cho_bi\u1ebft_\u0111i\u1ec1u_g\u00ec?\">Con s\u1ed1 uptime kh\u00f4ng cho bi\u1ebft \u0111i\u1ec1u g\u00ec?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ed1c \u0111\u1ed9:<\/strong> website v\u1eabn &#8220;up&#8221; khi trang t\u1ea3i r\u1ea5t ch\u1eadm; SLA uptime th\u01b0\u1eddng kh\u00f4ng cam k\u1ebft th\u1eddi gian ph\u1ea3n h\u1ed3i.<\/li>\n\n\n<li><strong>Th\u1eddi \u0111i\u1ec3m ng\u1eebng:<\/strong> 43 ph\u00fat l\u00fac 3 gi\u1edd s\u00e1ng v\u00e0 43 ph\u00fat gi\u1eefa gi\u1edd cao \u0111i\u1ec3m cho c\u00f9ng m\u1ed9t con s\u1ed1 %.<\/li>\n\n\n<li><strong>B\u1ea3o tr\u00ec b\u00e1o tr\u01b0\u1edbc:<\/strong> nhi\u1ec1u SLA kh\u00f4ng t\u00ednh th\u1eddi gian b\u1ea3o tr\u00ec \u0111\u00e3 th\u00f4ng b\u00e1o v\u00e0o downtime.<\/li>\n\n\n<li><strong>Ai \u0111o:<\/strong> s\u1ed1 li\u1ec7u c\u1ee7a nh\u00e0 cung c\u1ea5p \u0111o t\u1eeb ph\u00eda h\u1ecd; c\u1ea7n c\u00f4ng c\u1ee5 b\u00ean ngo\u00e0i \u0111\u1ec3 c\u00f3 s\u1ed1 li\u1ec7u \u0111\u1ed1i chi\u1ebfu.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"D\u1ea5u_hi\u1ec7u_c\u1ea7n_c\u1ea3nh_gi\u00e1c_khi_ch\u1ecdn_hosting\">D\u1ea5u hi\u1ec7u c\u1ea7n c\u1ea3nh gi\u00e1c khi ch\u1ecdn hosting<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4ng c\u00f3 SLA b\u1eb1ng v\u0103n b\u1ea3n, ho\u1eb7c SLA kh\u00f4ng n\u00f3i c\u00e1ch \u0111o v\u00e0 c\u00e1ch b\u1ed3i ho\u00e0n.<\/li>\n\n\n<li>Cam k\u1ebft 100% uptime: kh\u00f4ng h\u1ec7 th\u1ed1ng n\u00e0o b\u1ea3o \u0111\u1ea3m \u0111\u01b0\u1ee3c, \u0111\u1ecdc k\u1ef9 ph\u1ea7n lo\u1ea1i tr\u1eeb.<\/li>\n\n\n<li>Th\u01b0\u1eddng xuy\u00ean c\u00f3 s\u1ef1 c\u1ed1 k\u00e9o d\u00e0i nh\u01b0ng kh\u00f4ng c\u00f3 trang tr\u1ea1ng th\u00e1i hay th\u00f4ng b\u00e1o.<\/li>\n\n\n<li>Kh\u00f4ng c\u00f3 gi\u00e1m s\u00e1t 24\/7 v\u00e0 k\u00eanh h\u1ed7 tr\u1ee3 ngo\u00e0i gi\u1edd.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"L\u00e0m_th\u1ebf_n\u00e0o_\u0111\u1ec3_\u0111\u1ea3m_b\u1ea3o_th\u1eddi_gian_uptime?\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u1eddi gian uptime?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uptime cao \u0111\u1ebfn t\u1eeb d\u1ef1 ph\u00f2ng \u1edf m\u1ecdi l\u1edbp: trung t\u00e2m d\u1eef li\u1ec7u, m\u1ea1ng, m\u00e1y ch\u1ee7, \u1ed5 l\u01b0u tr\u1eef, \u0111\u1ec3 m\u1ed9t b\u1ed9 ph\u1eadn h\u1ecfng th\u00ec b\u1ed9 ph\u1eadn kh\u00e1c g\u00e1nh thay. Ph\u00eda nh\u00e0 cung c\u1ea5p c\u1ea7n ba y\u1ebfu t\u1ed1 ch\u00ednh sau; ph\u00eda b\u1ea1n c\u1ea7n theo d\u00f5i v\u00e0 t\u1ed1i \u01b0u website.<\/p>\n\n\n\n<h3 id=\"Trung_t\u00e2m_d\u1eef_li\u1ec7u\">Trung t\u00e2m d\u1eef li\u1ec7u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/tino.vn\/blog\/data-center-la-gi\/\">Trung t\u00e2m d\u1eef li\u1ec7u<\/a> c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n d\u1ef1 ph\u00f2ng (UPS, m\u00e1y ph\u00e1t), l\u00e0m m\u00e1t, ki\u1ec3m so\u00e1t m\u00f4i tr\u01b0\u1eddng v\u00e0 nhi\u1ec1u \u0111\u01b0\u1eddng k\u1ebft n\u1ed1i m\u1ea1ng. M\u1ee9c d\u1ef1 ph\u00f2ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n qua c\u00e1c ti\u00eau chu\u1ea9n ph\u00e2n h\u1ea1ng trung t\u00e2m d\u1eef li\u1ec7u.<\/p>\n\n\n\n<h3 id=\"T\u1ee7_rack_v\u00e0_ngu\u1ed3n_\u0111i\u1ec7n\">T\u1ee7 rack v\u00e0 ngu\u1ed3n \u0111i\u1ec7n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y ch\u1ee7 \u0111\u1eb7t trong t\u1ee7 rack nh\u1eadn \u0111i\u1ec7n t\u1eeb hai ngu\u1ed3n \u0111\u1ed9c l\u1eadp, \u0111\u1ec3 m\u1ed9t b\u1ed9 ngu\u1ed3n h\u1ecfng kh\u00f4ng l\u00e0m c\u1ea3 t\u1ee7 ng\u1eebng.<\/p>\n\n\n\n<h3 id=\"M\u00e1y_ch\u1ee7_v\u00e0_\u1ed5_l\u01b0u_tr\u1eef\">M\u00e1y ch\u1ee7 v\u00e0 \u1ed5 l\u01b0u tr\u1eef<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nguy\u00ean nh\u00e2n ph\u1ea7n c\u1ee9ng th\u01b0\u1eddng g\u1eb7p l\u00e0 ngu\u1ed3n v\u00e0 \u1ed5 c\u1ee9ng. M\u00e1y ch\u1ee7 hosting d\u00f9ng hai b\u1ed9 ngu\u1ed3n v\u00e0 <a href=\"https:\/\/tino.vn\/blog\/ssd-raid-la-gi\/\">RAID<\/a> (Redundant Array of Independent Disks): m\u1ed9t \u1ed5 h\u1ecfng, d\u1eef li\u1ec7u v\u1eabn c\u00f2n tr\u00ean \u1ed5 kh\u00e1c v\u00e0 d\u1ecbch v\u1ee5 ti\u1ebfp t\u1ee5c ch\u1ea1y.<\/p>\n\n\n\n<h3 id=\"Ph\u00eda_ch\u1ee7_website_n\u00ean_l\u00e0m_g\u00ec?\">Ph\u00eda ch\u1ee7 website n\u00ean l\u00e0m g\u00ec?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1eb7t c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t uptime b\u00ean ngo\u00e0i (nh\u01b0 UptimeRobot, updown.io, Uptime Doctor) \u0111\u1ec3 nh\u1eadn c\u1ea3nh b\u00e1o v\u00e0 c\u00f3 s\u1ed1 li\u1ec7u \u0111\u1ed1i chi\u1ebfu v\u1edbi SLA; nguy\u00ean t\u1eafc ch\u1ecdn c\u00f4ng c\u1ee5 xem \u1edf <a href=\"https:\/\/tino.vn\/blog\/giam-sat-vps\/\">gi\u00e1m s\u00e1t VPS<\/a>.<\/li>\n\n\n<li>B\u1eadt cache, t\u1ed1i \u01b0u plugin \u0111\u1ec3 website kh\u00f4ng ch\u1ea1m gi\u1edbi h\u1ea1n t\u00e0i nguy\u00ean c\u1ee7a g\u00f3i, nguy\u00ean nh\u00e2n ng\u1eebng ph\u1ed5 bi\u1ebfn m\u00e0 SLA kh\u00f4ng bao.<\/li>\n\n\n<li>Sao l\u01b0u \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 kh\u00f4i ph\u1ee5c nhanh khi s\u1ef1 c\u1ed1 n\u1eb1m \u1edf m\u00e3 ngu\u1ed3n.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"C\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p_v\u1ec1_uptime_hosting\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 uptime hosting<\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Uptime_c\u00f3_ph\u1ee5_thu\u1ed9c_ho\u00e0n_to\u00e0n_v\u00e0o_hosting_kh\u00f4ng?\">Uptime c\u00f3 ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o hosting kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. Website c\u00f2n ng\u1eebng v\u00ec l\u1ed7i m\u00e3 ngu\u1ed3n, plugin, t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n, DNS sai ho\u1eb7c d\u00f9ng qu\u00e1 t\u00e0i nguy\u00ean c\u1ee7a g\u00f3i. Nh\u1eefng nguy\u00ean nh\u00e2n n\u00e0y th\u01b0\u1eddng kh\u00f4ng n\u1eb1m trong SLA c\u1ee7a hosting.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Theo_d\u00f5i_uptime_website_b\u1eb1ng_c\u00f4ng_c\u1ee5_n\u00e0o?\">Theo d\u00f5i uptime website b\u1eb1ng c\u00f4ng c\u1ee5 n\u00e0o?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">D\u00f9ng d\u1ecbch v\u1ee5 gi\u00e1m s\u00e1t b\u00ean ngo\u00e0i nh\u01b0 UptimeRobot, updown.io ho\u1eb7c Uptime Doctor. Ch\u1ecdn c\u00f4ng c\u1ee5 ki\u1ec3m tra t\u1eeb nhi\u1ec1u v\u1ecb tr\u00ed, t\u1ea7n su\u1ea5t \u0111\u1ee7 d\u00e0y v\u00e0 l\u01b0u l\u1ecbch s\u1eed theo th\u00e1ng \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu v\u1edbi SLA.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Khi_ki\u1ec3m_tra_uptime_c\u1ea7n_quan_t\u00e2m_y\u1ebfu_t\u1ed1_g\u00ec?\">Khi ki\u1ec3m tra uptime c\u1ea7n quan t\u00e2m y\u1ebfu t\u1ed1 g\u00ec?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">V\u1ecb tr\u00ed m\u00e1y ch\u1ee7 ki\u1ec3m tra, kho\u1ea3ng th\u1eddi gian gi\u1eefa hai l\u1ea7n ki\u1ec3m tra, c\u00e1ch c\u00f4ng c\u1ee5 x\u00e1c \u0111\u1ecbnh &#8220;ng\u1eebng&#8221; (m\u00e3 l\u1ed7i, th\u1eddi gian ch\u1edd), th\u1eddi gian ph\u1ea3n h\u1ed3i v\u00e0 d\u1eef li\u1ec7u l\u01b0u qua c\u00e1c th\u00e1ng.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Uptime_100%_c\u00f3_t\u1ed3n_t\u1ea1i_kh\u00f4ng?\">Uptime 100% c\u00f3 t\u1ed3n t\u1ea1i kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">M\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u1ea1t 100% trong m\u1ed9t th\u00e1ng c\u1ee5 th\u1ec3, nh\u01b0ng kh\u00f4ng nh\u00e0 cung c\u1ea5p n\u00e0o b\u1ea3o \u0111\u1ea3m \u0111\u01b0\u1ee3c 100% l\u00e2u d\u00e0i. Cam k\u1ebft 100% th\u01b0\u1eddng \u0111i k\u00e8m nhi\u1ec1u \u0111i\u1ec1u ki\u1ec7n lo\u1ea1i tr\u1eeb.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Website_ng\u1eebng_th\u00ec_c\u00f3_\u0111\u01b0\u1ee3c_b\u1ed3i_ho\u00e0n_kh\u00f4ng?\">Website ng\u1eebng th\u00ec c\u00f3 \u0111\u01b0\u1ee3c b\u1ed3i ho\u00e0n kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Ch\u1ec9 khi th\u1eddi gian ng\u1eebng v\u01b0\u1ee3t m\u1ee9c SLA, thu\u1ed9c ph\u1ea1m vi cam k\u1ebft v\u00e0 b\u1ea1n g\u1eedi y\u00eau c\u1ea7u \u0111\u00fang th\u1eddi h\u1ea1n. B\u1ed3i ho\u00e0n th\u01b0\u1eddng l\u00e0 credit ho\u1eb7c th\u1eddi gian s\u1eed d\u1ee5ng c\u1ed9ng th\u00eam, kh\u00f4ng ph\u1ea3i ti\u1ec1n m\u1eb7t.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Uptime c\u00f3 ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o hosting kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Kh\u00f4ng. Website c\u00f2n ng\u1eebng v\u00ec l\u1ed7i m\u00e3 ngu\u1ed3n, plugin, t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n, DNS sai ho\u1eb7c d\u00f9ng qu\u00e1 t\u00e0i nguy\u00ean c\u1ee7a g\u00f3i. Nh\u1eefng nguy\u00ean nh\u00e2n n\u00e0y th\u01b0\u1eddng kh\u00f4ng n\u1eb1m trong SLA c\u1ee7a hosting.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Theo d\u00f5i uptime website b\u1eb1ng c\u00f4ng c\u1ee5 n\u00e0o?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>D\u00f9ng d\u1ecbch v\u1ee5 gi\u00e1m s\u00e1t b\u00ean ngo\u00e0i nh\u01b0 UptimeRobot, updown.io ho\u1eb7c Uptime Doctor. 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Uptime 99,9% trong m\u1ed9t th\u00e1ng 30 ng\u00e0y v\u1eabn cho ph\u00e9p kho\u1ea3ng 43 ph\u00fat website kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c. Con s\u1ed1 uptime ch\u1ec9 c\u00f3 gi\u00e1 tr\u1ecb khi \u0111\u01b0\u1ee3c ghi [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":132164,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7726],"tags":[6394],"class_list":["post-479","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hosting","tag-kien-thuc-hosting"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/479","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=479"}],"version-history":[{"count":11,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/479\/revisions"}],"predecessor-version":[{"id":132306,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/479\/revisions\/132306"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/132164"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=479"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=479"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=479"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}