{"id":119,"date":"2026-01-12T17:16:47","date_gmt":"2026-01-12T10:16:47","guid":{"rendered":"https:\/\/cuudulieu24h.com\/case-study\/?post_type=case_study&#038;p=119"},"modified":"2026-10-12T11:52:17","modified_gmt":"2026-10-12T04:52:17","slug":"cuu-du-lieu-san-hp-p2000g3-loi-metadata","status":"publish","type":"case_study","link":"https:\/\/cuudulieu24h.com\/case-study\/cuu-du-lieu-san-hp-p2000g3-loi-metadata\/","title":{"rendered":"H\u1ec7 th\u1ed1ng SAN HP P2000G3 (FC\/iSCSI) l\u1ed7i Metadata \u2013 Khi 19 \u1ed5 c\u1ee9ng \u0111\u1ed3ng lo\u1ea1t \u201cng\u1eebng ho\u1ea1t \u0111\u1ed9ng\u201d v\u00e0 d\u1eef li\u1ec7u doanh nghi\u1ec7p b\u1ecb \u0111e d\u1ecda"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-123 size-full\" src=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/case-study-SAN-HP-P2000G3-mat-du-lieu-e1768213328723.jpg\" alt=\"H\u1ec7 th\u1ed1ng SAN HP P2000G3 (FC\/iSCSI) l\u1ed7i Metadata\" width=\"1149\" height=\"1345\" srcset=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/case-study-SAN-HP-P2000G3-mat-du-lieu-e1768213328723.jpg 1149w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/case-study-SAN-HP-P2000G3-mat-du-lieu-e1768213328723-256x300.jpg 256w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/case-study-SAN-HP-P2000G3-mat-du-lieu-e1768213328723-875x1024.jpg 875w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/case-study-SAN-HP-P2000G3-mat-du-lieu-e1768213328723-768x899.jpg 768w\" sizes=\"auto, (max-width: 1149px) 100vw, 1149px\" \/><\/p>\n<p>V\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng <a href=\"https:\/\/cuudulieu24h.com\/case-study\/cuu-du-lieu-san-hp-p2000g3-loi-metadata\/\"><strong>SAN HP P2000G3<\/strong><\/a>, l\u1ed7i <em>Metadata error<\/em> lu\u00f4n \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o nh\u00f3m <strong>nguy hi\u1ec3m nh\u1ea5t<\/strong>. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u1ed7i \u1ed5 c\u1ee9ng \u0111\u01a1n l\u1ebb, m\u00e0 l\u00e0 l\u1ed7i <strong>th\u00f4ng tin m\u00f4 t\u1ea3 c\u1ea5u tr\u00fac d\u1eef li\u1ec7u<\/strong> \u2013 n\u01a1i quy\u1ebft \u0111\u1ecbnh to\u00e0n b\u1ed9 c\u00e1ch h\u1ec7 th\u1ed1ng hi\u1ec3u v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u.<\/p>\n<p>Trong ca n\u00e0y, <strong>h\u1ec7 th\u1ed1ng SAN HP P2000G3 (FC\/iSCSI) g\u1ed3m 19 \u1ed5 c\u1ee9ng<\/strong> c\u1ee7a doanh nghi\u1ec7p \u0111\u1ed9t ng\u1ed9t g\u1eb7p l\u1ed7i Metadata, khi\u1ebfn:<\/p>\n<ul>\n<li>To\u00e0n b\u1ed9 LUN kh\u00f4ng th\u1ec3 truy c\u1eadp<\/li>\n<li>D\u1eef li\u1ec7u b\u1ecb treo ho\u00e0n to\u00e0n<\/li>\n<li>Ho\u1ea1t \u0111\u1ed9ng kinh doanh \u0111\u1ee9ng tr\u01b0\u1edbc nguy c\u01a1 gi\u00e1n \u0111o\u1ea1n nghi\u00eam tr\u1ecdng<\/li>\n<\/ul>\n<div style=\"display:flex;gap:11px;flex-wrap:wrap;margin:22px 0\">\n<div style=\"flex:1;min-width:120px;background:#fff;border:1px solid #e6e9ef;border-radius:12px;padding:14px 10px;text-align:center;box-shadow:0 8px 22px -16px rgba(18,30,60,.35)\">\n<div style=\"font-size:18px;font-weight:800;color:#1b6435\">100%<\/div>\n<div style=\"font-size:12px;color:#55607a;margin-top:2px\">D\u1eef li\u1ec7u ph\u1ee5c h\u1ed3i<\/div>\n<\/div>\n<div style=\"flex:1;min-width:120px;background:#fff;border:1px solid #e6e9ef;border-radius:12px;padding:14px 10px;text-align:center;box-shadow:0 8px 22px -16px rgba(18,30,60,.35)\">\n<div style=\"font-size:18px;font-weight:800;color:#16264A\">P2000G3<\/div>\n<div style=\"font-size:12px;color:#55607a;margin-top:2px\">SAN HP FC\/iSCSI<\/div>\n<\/div>\n<div style=\"flex:1;min-width:120px;background:#fff;border:1px solid #e6e9ef;border-radius:12px;padding:14px 10px;text-align:center;box-shadow:0 8px 22px -16px rgba(18,30,60,.35)\">\n<div style=\"font-size:18px;font-weight:800;color:#16264A\">19 \u1ed5<\/div>\n<div style=\"font-size:12px;color:#55607a;margin-top:2px\">H\u1ec7 th\u1ed1ng SAN<\/div>\n<\/div>\n<div style=\"flex:1;min-width:120px;background:#fff;border:1px solid #e6e9ef;border-radius:12px;padding:14px 10px;text-align:center;box-shadow:0 8px 22px -16px rgba(18,30,60,.35)\">\n<div style=\"font-size:18px;font-weight:800;color:#a32d2d\">Metadata<\/div>\n<div style=\"font-size:12px;color:#55607a;margin-top:2px\">RAID\/SAN l\u1ed7i<\/div>\n<\/div>\n<\/div>\n<h2>T\u00ecnh hu\u1ed1ng ban \u0111\u1ea7u: Metadata l\u1ed7i \u2013 SAN \u201cc\u00f2n \u1ed5 nh\u01b0ng m\u1ea5t d\u1eef li\u1ec7u\u201d<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-124 size-full\" src=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-case-study-SAN-HP-P2000G3-mat-du-lieu.jpg\" alt=\"Metadata l\u1ed7i \u2013 SAN \u201cc\u00f2n \u1ed5 nh\u01b0ng m\u1ea5t d\u1eef li\u1ec7u\u201d\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-case-study-SAN-HP-P2000G3-mat-du-lieu.jpg 1920w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-case-study-SAN-HP-P2000G3-mat-du-lieu-300x169.jpg 300w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-case-study-SAN-HP-P2000G3-mat-du-lieu-1024x576.jpg 1024w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-case-study-SAN-HP-P2000G3-mat-du-lieu-768x432.jpg 768w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-case-study-SAN-HP-P2000G3-mat-du-lieu-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<p>Qua ti\u1ebfp nh\u1eadn ban \u0111\u1ea7u, \u0111\u1ed9i ng\u0169 <a href=\"https:\/\/cuudulieu24h.com\/\"><strong>C\u1ee9u D\u1eef Li\u1ec7u 24H<\/strong><\/a> x\u00e1c \u0111\u1ecbnh:<\/p>\n<ul>\n<li>H\u1ec7 th\u1ed1ng v\u1eabn nh\u1eadn \u0111\u1ee7 \u1ed5 c\u1ee9ng<\/li>\n<li>Nh\u01b0ng <strong>metadata RAID \/ SAN b\u1ecb l\u1ed7i<\/strong><\/li>\n<li>SAN kh\u00f4ng th\u1ec3 mount d\u1eef li\u1ec7u d\u00f9 ph\u1ea7n c\u1ee9ng v\u1eabn c\u00f2n ho\u1ea1t \u0111\u1ed9ng<\/li>\n<\/ul>\n<p> \u0110\u00e2y l\u00e0 d\u1ea1ng l\u1ed7i <strong>r\u1ea5t d\u1ec5 b\u1ecb x\u1eed l\u00fd sai<\/strong>. Ch\u1ec9 c\u1ea7n reset metadata, initialize ho\u1eb7c rebuild kh\u00f4ng \u0111\u00fang c\u00e1ch, d\u1eef li\u1ec7u s\u1ebd <strong>m\u1ea5t v\u0129nh vi\u1ec5n<\/strong>.<\/p>\n<h2>Th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt: 19 \u1ed5 \u2013 H\u1ec7 th\u1ed1ng kh\u00e1 ph\u1ee9c t\u1ea1p, kh\u00f4ng d\u00e0nh cho tay m\u01a1<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-126 size-full\" src=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-ma-hex-case-study-SAN-HP-P2000G3-mat-du-lieu-1.jpg\" alt=\"H\u1ec7 th\u1ed1ng kh\u00e1 ph\u1ee9c t\u1ea1p, kh\u00f4ng d\u00e0nh cho tay m\u01a1\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-ma-hex-case-study-SAN-HP-P2000G3-mat-du-lieu-1.jpg 1920w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-ma-hex-case-study-SAN-HP-P2000G3-mat-du-lieu-1-300x169.jpg 300w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-ma-hex-case-study-SAN-HP-P2000G3-mat-du-lieu-1-1024x576.jpg 1024w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-ma-hex-case-study-SAN-HP-P2000G3-mat-du-lieu-1-768x432.jpg 768w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phan-tich-ma-hex-case-study-SAN-HP-P2000G3-mat-du-lieu-1-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<p>Nh\u1eefng kh\u00f3 kh\u0103n l\u1edbn nh\u1ea5t c\u1ee7a ca n\u00e0y g\u1ed3m:<\/p>\n<ul>\n<li><strong>S\u1ed1 l\u01b0\u1ee3ng \u1ed5 c\u1ee9ng l\u1edbn (19 \u1ed5)<\/strong>  c\u1ea5u tr\u00fac RAID &amp; SAN ph\u1ee9c t\u1ea1p<\/li>\n<li>Metadata l\u1ed7i khi\u1ebfn h\u1ec7 th\u1ed1ng <strong>kh\u00f4ng c\u00f2n b\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u<\/strong><\/li>\n<li>Kh\u00f4ng th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u1ee5c h\u1ed3i RAID th\u00f4ng th\u01b0\u1eddng<\/li>\n<li>Dung l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn, y\u00eau c\u1ea7u <strong>\u0111\u1ed9 ch\u00ednh x\u00e1c tuy\u1ec7t \u0111\u1ed1i<\/strong><\/li>\n<\/ul>\n<p>V\u1edbi l\u1ed7i Metadata tr\u00ean SAN, <strong>kh\u00f4ng c\u00f3 ch\u1ed7 cho th\u1eed nghi\u1ec7m<\/strong>.<br \/>M\u1ed7i thao t\u00e1c \u0111\u1ec1u ph\u1ea3i d\u1ef1a tr\u00ean <strong>ph\u00e2n t\u00edch logic \u2013 kinh nghi\u1ec7m th\u1ef1c chi\u1ebfn \u2013 thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng<\/strong>.<\/p>\n<div style=\"background:#fdeceb;border-left:5px solid #e24b4a;padding:16px 20px;border-radius:0 10px 10px 0;margin:22px 0\"><strong style=\"color:#a32d2d;display:block;margin-bottom:6px\">SAN\/RAID b\u00e1o l\u1ed7i Metadata, kh\u00f4ng mount \u0111\u01b0\u1ee3c \u2014 3 vi\u1ec7c tuy\u1ec7t \u0111\u1ed1i \u0111\u1eebng l\u00e0m<\/strong>\u0110\u1eebng reset metadata, Initialize hay rebuild m\u1ea3ng khi ch\u01b0a ch\u1eafc ch\u1eafn, \u0111\u1eebng t\u1ea1o l\u1ea1i LUN\/pool m\u1edbi, v\u00e0 \u0111\u1eebng r\u00fat tr\u00e1o th\u1ee9 t\u1ef1 \u1ed5. H\u1ec7 th\u1ed1ng &#8220;c\u00f2n \u0111\u1ee7 \u1ed5&#8221; kh\u00f4ng c\u00f3 ngh\u0129a an to\u00e0n \u2014 ch\u1ec9 m\u1ed9t thao t\u00e1c sai l\u00ean metadata l\u00e0 ghi \u0111\u00e8 &#8220;b\u1ea3n \u0111\u1ed3&#8221; d\u1eef li\u1ec7u v\u00e0 m\u1ea5t v\u0129nh vi\u1ec5n. Vi\u1ec7c \u0111\u00fang: d\u1eebng l\u1ea1i, gi\u1eef nguy\u00ean hi\u1ec7n tr\u1ea1ng \u1ed5 \u0111\u0129a v\u00e0 g\u1ecdi \u0111\u01a1n v\u1ecb c\u00f3 kinh nghi\u1ec7m SAN\/RAID.<\/div>\n<h2>Quy tr\u00ecnh x\u1eed l\u00fd: ph\u1ee5c d\u1ef1ng metadata \u2013 kh\u00f4ng can thi\u1ec7p m\u1ea1o hi\u1ec3m<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-127\" src=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phuc-hoi-hoan-tat-case-study-SAN-HP-P2000G3-mat-du-lieu.jpg\" alt=\"ph\u1ee5c d\u1ef1ng metadata \u2013 kh\u00f4ng can thi\u1ec7p m\u1ea1o hi\u1ec3m\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phuc-hoi-hoan-tat-case-study-SAN-HP-P2000G3-mat-du-lieu.jpg 1920w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phuc-hoi-hoan-tat-case-study-SAN-HP-P2000G3-mat-du-lieu-300x169.jpg 300w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phuc-hoi-hoan-tat-case-study-SAN-HP-P2000G3-mat-du-lieu-1024x576.jpg 1024w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phuc-hoi-hoan-tat-case-study-SAN-HP-P2000G3-mat-du-lieu-768x432.jpg 768w, https:\/\/cuudulieu24h.com\/case-study\/wp-content\/uploads\/2026\/01\/phuc-hoi-hoan-tat-case-study-SAN-HP-P2000G3-mat-du-lieu-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<p>\u0110\u1ed9i ng\u0169 <strong>C\u1ee9u D\u1eef Li\u1ec7u 24H<\/strong> tri\u1ec3n khai quy tr\u00ecnh <a href=\"https:\/\/cuudulieu24h.com\/cuu-du-lieu-nas-san.html\">kh\u00f4i ph\u1ee5c SAN<\/a> chuy\u00ean s\u00e2u:<\/p>\n<p> <strong>\u0110\u00e1nh gi\u00e1 &amp; ph\u00e2n t\u00edch c\u1ea5u tr\u00fac SAN<\/strong><\/p>\n<ul>\n<li>Thu th\u1eadp th\u00f4ng tin c\u1ea5u h\u00ecnh P2000G3<\/li>\n<li>Ph\u00e2n t\u00edch metadata c\u00f2n s\u00f3t l\u1ea1i tr\u00ean t\u1eebng \u1ed5<\/li>\n<\/ul>\n<p> <strong>Clone &amp; b\u1ea3o to\u00e0n d\u1eef li\u1ec7u g\u1ed1c<\/strong><\/p>\n<ul>\n<li>Sao l\u01b0u to\u00e0n b\u1ed9 \u1ed5 c\u1ee9ng b\u1eb1ng thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng<\/li>\n<li>Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng thao t\u00e1c tr\u1ef1c ti\u1ebfp tr\u00ean d\u1eef li\u1ec7u g\u1ed1c<\/li>\n<\/ul>\n<p> <strong>Ph\u1ee5c d\u1ef1ng metadata &amp; c\u1ea5u tr\u00fac RAID logic<\/strong><\/p>\n<ul>\n<li>T\u00e1i t\u1ea1o c\u1ea5u tr\u00fac SAN d\u1ef1a tr\u00ean ph\u00e2n t\u00edch parity, stripe, offset<\/li>\n<li>K\u1ebft h\u1ee3p kinh nghi\u1ec7m x\u1eed l\u00fd SAN HP P2000G3 th\u1ef1c t\u1ebf<\/li>\n<\/ul>\n<p> <strong>Tr\u00edch xu\u1ea5t &amp; ki\u1ec3m tra d\u1eef li\u1ec7u<\/strong><\/p>\n<ul>\n<li>Ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n<\/li>\n<li>\u0110\u1ea3m b\u1ea3o d\u1eef li\u1ec7u s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p<\/li>\n<\/ul>\n<h2>\u00c1p l\u1ef1c x\u1eed l\u00fd: d\u1eef li\u1ec7u kh\u00f4ng ch\u1ec9 l\u00e0 file \u2013 m\u00e0 l\u00e0 ho\u1ea1t \u0111\u1ed9ng kinh doanh<\/h2>\n<p>Trong su\u1ed1t qu\u00e1 tr\u00ecnh x\u1eed l\u00fd:<\/p>\n<ul>\n<li>Doanh nghi\u1ec7p <strong>ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o d\u1eef li\u1ec7u SAN<\/strong><\/li>\n<li>M\u1ecdi quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn v\u1eadn h\u00e0nh<\/li>\n<li>Y\u00eau c\u1ea7u x\u1eed l\u00fd <strong>nhanh nh\u01b0ng tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c sai<\/strong><\/li>\n<\/ul>\n<p>\u0110\u00e2y ch\u00ednh l\u00e0 l\u00fd do <strong>kinh nghi\u1ec7m x\u1eed l\u00fd SAN th\u1ef1c t\u1ebf<\/strong> quan tr\u1ecdng h\u01a1n b\u1ea5t k\u1ef3 t\u00e0i li\u1ec7u l\u00fd thuy\u1ebft n\u00e0o.<\/p>\n<h2>K\u1ebft qu\u1ea3: ph\u1ee5c h\u1ed3i 100% d\u1eef li\u1ec7u \u2013 SAN ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i<\/h2>\n<p>Sau khi ho\u00e0n t\u1ea5t to\u00e0n b\u1ed9 quy tr\u00ecnh:<\/p>\n<ul>\n<li><strong>Kh\u00f4i ph\u1ee5c th\u00e0nh c\u00f4ng 100% d\u1eef li\u1ec7u<\/strong><\/li>\n<li>D\u1eef li\u1ec7u \u0111\u00fang c\u1ea5u tr\u00fac, s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng<\/li>\n<li>Doanh nghi\u1ec7p nhanh ch\u00f3ng \u0111\u01b0a h\u1ec7 th\u1ed1ng tr\u1edf l\u1ea1i ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh<\/li>\n<\/ul>\n<p>M\u1ed9t ca <a href=\"https:\/\/cuudulieu24h.com\/case-study\/cuu-du-lieu-san-hp-p2000g3-loi-metadata\/\"><strong>SAN HP P2000G3 l\u1ed7i Metadata<\/strong><\/a> \u2013 v\u1ed1n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 c\u1ef1c k\u1ef3 kh\u00f3 \u2013 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00e0nh c\u00f4ng.<\/p>\n<h2>T\u1ef1 c\u1ee9u hay mang t\u1edbi \u0111\u01a1n v\u1ecb chuy\u00ean nghi\u1ec7p?<\/h2>\n<p>V\u1edbi SAN\/RAID, ranh gi\u1edbi gi\u1eefa &#8220;c\u1ee9u \u0111\u01b0\u1ee3c&#8221; v\u00e0 &#8220;m\u1ea5t s\u1ea1ch&#8221; nhi\u1ec1u khi ch\u1ec9 l\u00e0 m\u1ed9t thao t\u00e1c tr\u00ean h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb. C\u00e1c l\u1ec7nh nh\u01b0 reset metadata, Initialize, t\u1ea1o l\u1ea1i LUN hay Rebuild \u0111\u1ec1u c\u00f3 th\u1ec3 ghi \u0111\u00e8 &#8220;b\u1ea3n \u0111\u1ed3&#8221; d\u1eef li\u1ec7u \u2014 v\u00e0 khi \u0111\u00e3 ghi \u0111\u00e8, kh\u00f4ng ph\u1ea7n m\u1ec1m n\u00e0o l\u1ea5y l\u1ea1i \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac g\u1ed1c.<\/p>\n<p>X\u1eed l\u00fd \u0111\u00fang l\u00e0 \u0111\u1ecdc t\u1eebng \u1ed5 \u1edf m\u1ee9c th\u1ea5p, ph\u1ee5c d\u1ef1ng metadata v\u00e0 d\u1ef1ng l\u1ea1i m\u1ea3ng tr\u00ean b\u1ea3n sao (kh\u00f4ng \u0111\u1ee5ng \u1ed5 g\u1ed1c), r\u1ed3i m\u1edbi tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u. \u0110\u00e2y l\u00e0 vi\u1ec7c c\u1ea7n thi\u1ebft b\u1ecb v\u00e0 kinh nghi\u1ec7m SAN\/RAID chuy\u00ean s\u00e2u. V\u1edbi d\u1eef li\u1ec7u doanh nghi\u1ec7p, d\u1eebng tay v\u00e0 g\u1ecdi chuy\u00ean gia ngay khi h\u1ec7 th\u1ed1ng b\u00e1o l\u1ed7i l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n nh\u1ea5t.<\/p>\n<h2>L\u00e0m g\u00ec \u0111\u1ec3 l\u1ea7n sau kh\u00f4ng m\u1ea5t d\u1eef li\u1ec7u?<\/h2>\n<p>SAN\/RAID gi\u00fap ch\u1ea1y li\u00ean t\u1ee5c khi m\u1ed9t \u1ed5 h\u1ecfng, nh\u01b0ng kh\u00f4ng thay th\u1ebf \u0111\u01b0\u1ee3c sao l\u01b0u. V\u00e0i nguy\u00ean t\u1eafc:<\/p>\n<ul>\n<li><strong>Sao l\u01b0u t\u00e1ch r\u1eddi kh\u1ecfi h\u1ec7 th\u1ed1ng SAN<\/strong> \u2014 SAN\/RAID kh\u00f4ng b\u1ea3o v\u1ec7 b\u1ea1n kh\u1ecfi l\u1ed7i metadata, l\u1ed7i nhi\u1ec1u \u1ed5 hay thao t\u00e1c nh\u1ea7m.<\/li>\n<li><strong>Theo d\u00f5i c\u1ea3nh b\u00e1o \u1ed5\/controller<\/strong> \u2014 m\u1ed9t \u1ed5 degraded b\u1ecb b\u1ecf qua l\u00e0 m\u1ea7m m\u1ed1ng cho s\u1ef1 c\u1ed1 l\u1edbn.<\/li>\n<li><strong>C\u00f3 UPS v\u00e0 t\u1eaft h\u1ec7 th\u1ed1ng \u0111\u00fang c\u00e1ch<\/strong> \u2014 m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t ng\u1ed9t d\u1ec5 l\u00e0m h\u1ecfng metadata.<\/li>\n<li><strong>\u0110\u1eebng t\u1ef1 &#8220;th\u1eed&#8221; l\u1ec7nh khi c\u00f3 s\u1ef1 c\u1ed1<\/strong> \u2014 ghi l\u1ea1i hi\u1ec7n tr\u1ea1ng v\u00e0 h\u1ecfi ng\u01b0\u1eddi c\u00f3 kinh nghi\u1ec7m tr\u01b0\u1edbc.<\/li>\n<\/ul>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<p><strong>SAN b\u00e1o l\u1ed7i metadata, c\u00f2n \u0111\u1ee7 \u1ed5 th\u00ec c\u00f3 t\u1ef1 s\u1eeda \u0111\u01b0\u1ee3c kh\u00f4ng?<\/strong><br \/>R\u1ea5t r\u1ee7i ro. Reset\/initialize\/rebuild sai c\u00f3 th\u1ec3 ghi \u0111\u00e8 metadata v\u00e0 m\u1ea5t d\u1eef li\u1ec7u. &#8220;C\u00f2n \u0111\u1ee7 \u1ed5&#8221; kh\u00f4ng c\u00f3 ngh\u0129a an to\u00e0n \u2014 c\u1ea7n ph\u00e2n t\u00edch tr\u01b0\u1edbc khi \u0111\u1ee5ng v\u00e0o.<\/p>\n<p><strong>M\u1ea5t metadata th\u00ec d\u1eef li\u1ec7u c\u00f2n kh\u00f4ng?<\/strong><br \/>Th\u01b0\u1eddng l\u00e0 c\u00f2n \u2014 d\u1eef li\u1ec7u v\u1eabn n\u1eb1m tr\u00ean c\u00e1c \u1ed5, ch\u1ec9 l\u00e0 th\u00f4ng tin m\u00f4 t\u1ea3 c\u1ea5u tr\u00fac b\u1ecb l\u1ed7i. Ph\u1ee5c d\u1ef1ng \u0111\u00fang c\u00e1ch th\u00ec ph\u1ea7n l\u1edbn l\u1ea5y l\u1ea1i \u0111\u01b0\u1ee3c.<\/p>\n<p><strong>M\u1ea5t bao l\u00e2u v\u00e0 d\u1eef li\u1ec7u c\u00f3 b\u1ecb l\u1ed9 kh\u00f4ng?<\/strong><br \/>T\u00f9y dung l\u01b0\u1ee3ng v\u00e0 m\u1ee9c \u0111\u1ed9, ca kh\u1ea9n c\u1ea5p \u0111\u01b0\u1ee3c \u01b0u ti\u00ean. To\u00e0n b\u1ed9 x\u1eed l\u00fd n\u1ed9i b\u1ed9, d\u1eef li\u1ec7u b\u00e0n giao l\u1ea1i cho kh\u00e1ch v\u00e0 x\u00f3a theo y\u00eau c\u1ea7u sau khi ho\u00e0n t\u1ea5t.<\/p>\n<p><strong>N\u1ebfu kh\u00f4ng c\u1ee9u \u0111\u01b0\u1ee3c th\u00ec sao?<\/strong><br \/>Ch\u00fang t\u00f4i kh\u1ea3o s\u00e1t v\u00e0 b\u00e1o kh\u1ea3 n\u0103ng tr\u01b0\u1edbc, \u0111\u1ec3 b\u1ea1n n\u1eafm r\u00f5 t\u00ecnh hu\u1ed1ng v\u00e0 chi ph\u00ed \u2014 kh\u00f4ng c\u00f3 chi ph\u00ed b\u1ea5t ng\u1edd.<\/p>\n<div style=\"background:linear-gradient(135deg,#16264A,#0f1b35);color:#fff;border-radius:14px;padding:26px 28px;margin:28px 0 0;text-align:center\"><strong style=\"font-size:21px;display:block;margin-bottom:8px\">M\u00e1y ch\u1ee7, RAID, SAN c\u1ee7a b\u1ea1n b\u00e1o l\u1ed7i c\u1ea5u h\u00ecnh, kh\u00f4ng mount \u0111\u01b0\u1ee3c?<\/strong><span style=\"color:#c7d0e6\">\u0110\u1eebng t\u1ef1 reset\/initialize hay rebuild \u2014 m\u1ed9t thao t\u00e1c sai l\u00e0 m\u1ea5t to\u00e0n b\u1ed9. H\u00e3y \u0111\u1ec3 chuy\u00ean gia d\u1ef1ng l\u1ea1i m\u1ea3ng v\u00e0 \u0111\u00e1nh gi\u00e1 tr\u01b0\u1edbc. C\u00f3 h\u1ed7 tr\u1ee3 kh\u1ea9n c\u1ea5p.<\/span><\/p>\n<div style=\"margin-top:14px;font-size:23px;font-weight:800;color:#fff\">0917 756 775 &nbsp;\u00b7&nbsp; 0888 711 775<\/div>\n<div style=\"color:#aebad6;font-size:13px;margin-top:5px\">Kh\u1ea3o s\u00e1t &amp; b\u00e1o kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i mi\u1ec5n ph\u00ed \u00b7 H\u1ed7 tr\u1ee3 24\/7<\/div>\n<\/div>\n","protected":false},"featured_media":120,"template":"","case_category":[8],"class_list":["post-119","case_study","type-case_study","status-publish","has-post-thumbnail","hentry","case_category-san"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u1ee9u D\u1eef Li\u1ec7u SAN HP P2000G3 L\u1ed7i Metadata<\/title>\n<meta name=\"description\" content=\"H\u1ec7 th\u1ed1ng SAN HP P2000G3 (FC\/iSCSI) l\u1ed7i Metadata khi\u1ebfn d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 truy c\u1eadp. 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