{"id":550,"date":"2025-07-25T04:04:57","date_gmt":"2025-07-25T04:04:57","guid":{"rendered":"http:\/\/testing.orasas.com\/?page_id=550"},"modified":"2025-08-17T04:25:51","modified_gmt":"2025-08-17T04:25:51","slug":"maximum-availability-architecture-maa","status":"publish","type":"page","link":"https:\/\/orasas.com\/en\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/","title":{"rendered":"Maximum Availability Architecture (MAA)"},"content":{"rendered":"
\n
\n<\/div>\n\n\n\n
\n
Service<\/h5>\n\n\n\n

X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng theo ki\u1ebfn tr\u00fac MAA<\/h4>\n\n\n\n
\n
\n

Gi\u1edbi thi\u1ec7u<\/p>\n\n\n\n

Th\u00f4ng tin k\u1ef9 thu\u1eadt<\/p>\n<\/div>\n\n\n\n

\n

Trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1 ho\u00e1 nh\u01b0 hi\u1ec7n nay, h\u1ec7 th\u1ed1ng C\u00f4ng ngh\u1ec7 th\u00f4ng tin \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng d\u1eef li\u1ec7u. C\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1eeba l\u00e0 ngu\u1ed3n t\u00e0i nguy\u00ean v\u00e0 l\u00e0 c\u1ed1t l\u00f5i c\u1ee7a m\u1ecdi doanh nghi\u1ec7p, t\u1ed5 ch\u1ee9c. S\u1ef1 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, s\u1eb5n s\u00e0ng cao c\u1ee7a h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 m\u1ed9t s\u1ef1 \u0111\u1ea3m b\u1ea3o cho c\u00e1c doanh nghi\u1ec7p, t\u1ed5 ch\u1ee9c ho\u1ea1t \u0111\u1ed9ng trong m\u1ecdi t\u00ecnh hu\u1ed1ng th\u1ea3m h\u1ecda, s\u1ef1 c\u1ed1 v\u1ec1 h\u1ea1 t\u1ea7ng v\u00e0 c\u1ea3 b\u1ea3o m\u1eadt..<\/p>\n\n\n\n

Ki\u1ebfn tr\u00fac Oracle MAA (Maximum Availability Architecture) k\u1ebft h\u1ee3p c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u01b0 c\u1ee7a Oracle nh\u01b0: Real Application Clusters (RAC), Data Guard, Oracle GoldenGate, Oracle Recovery Manager (RMAN) \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c m\u1ee9c \u0111\u1ed9 kh\u1ea3 d\u1ee5ng t\u1eeb m\u1ee9c s\u1eb5n s\u00e0ng cao (High Availability-HA) \u0111\u1ebfn m\u1ee9c d\u1ef1 ph\u00f2ng th\u1ea3m h\u1ecda (Disaster Recovery-DR).<\/p>\n\n\n\n

\n
L\u1ee3i \u00edch ch\u00ednh<\/strong><\/h5>\n\n\n\n
\n
\n
\"\"\/<\/figure>\n\n\n\n

Cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 v\u1edbi t\u00ednh s\u1eb5n s\u00e0ng cao. \u0110\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u lu\u00f4n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<\/div>\n\n\n\n

\n
\"\"\/<\/figure>\n\n\n\n

Gi\u1ea3m thi\u1ec3u r\u1ee7i ro m\u1ea5t m\u00e1t d\u1eef li\u1ec7u, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng h\u1ec7 th\u1ed1ng khi g\u1eb7p t\u00ecnh hu\u1ed1ng m\u1ea5t an to\u00e0n, tr\u00e1nh g\u00e2y gi\u00e1n \u0111o\u1ea1n \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ed5 ch\u1ee9c\/doanh nghi\u1ec7p.<\/p>\n<\/div>\n\n\n\n

\n
\"\"\/<\/figure>\n\n\n\n

Gi\u1ea3m thi\u1ec3u th\u1eddi gian d\u1eebng ho\u1ea1t \u0111\u1ed9ng h\u1ec7 th\u1ed1ng trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p n\u00e2ng c\u1ea5p, b\u1ea3o tr\u00ec,\u2026<\/p>\n<\/div>\n\n\n\n

\n
\"\"\/<\/figure>\n\n\n\n

Linh ho\u1ea1t trong b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, c\u00e2n b\u1eb1ng gi\u1eefa t\u00ednh s\u1eb5n s\u00e0ng v\u00e0 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t.<\/p>\n<\/div>\n\n\n\n

\n
\"\"\/<\/figure>\n\n\n\n

\u0110\u1ed9i ng\u0169 chuy\u00ean gia th\u1ef1c hi\u1ec7n tri\u1ec3n khai m\u1ed9t c\u00e1ch chuy\u00ean nghi\u1ec7p, \u0111\u00fang ti\u1ebfn \u0111\u1ed9, s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng b\u1ea5t c\u1ee9 l\u00fac n\u00e0o.<\/p>\n<\/div>\n\n\n\n

\n
\"\"\/<\/figure>\n\n\n\n

Gi\u1ea3m thi\u1ec3u chi ph\u00ed li\u00ean quan \u0111\u1ebfn vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1, m\u1ea5t m\u00e1t d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<\/div>\n\n\n\n

\n
\"\"\/<\/figure>\n\n\n\n

Tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 ph\u00e1p l\u00fd.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n

\n
\n
M\u00f4 t\u1ea3 d\u1ecbch v\u1ee5<\/h5>\n\n\n\n

D\u1ecbch v\u1ee5 X\u00e2y d\u1ef1ng H\u1ec7 th\u1ed1ng theo ki\u1ebfn tr\u00fac MAA c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang \u0111\u1ebfn cho c\u00e1c doanh nghi\u1ec7p\/t\u1ed5 ch\u1ee9c nh\u1eefng gi\u1ea3i ph\u00e1p to\u00e0n di\u1ec7n, gi\u00fap b\u1ea3o v\u1ec7 v\u00e0 duy tr\u00ec t\u00ednh li\u00ean t\u1ee5c c\u1ee7a h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u. C\u01a1 s\u1edf d\u1eef li\u1ec7u s\u1ebd lu\u00f4n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 an to\u00e0n tr\u01b0\u1edbc m\u1ecdi tr\u01b0\u1eddng h\u1ee3p th\u1ea3m h\u1ecda v\u00e0 h\u1ecfng h\u00f3c v\u1ec1 m\u1eb7t h\u1ea1 t\u1ea7ng, th\u1eddi gian thay \u0111\u1ed5i, n\u00e2ng c\u1ea5p lu\u00f4n lu\u00f4n \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a. D\u1ecbch v\u1ee5 s\u1ebd cung c\u1ea5p c\u00e1c h\u1ea1ng m\u1ee5c c\u00f4ng vi\u1ec7c nh\u01b0 sau:<\/p>\n\n\n\n

    \n
  • Kh\u1ea3o s\u00e1t to\u00e0n b\u1ed9 th\u00f4ng tin c\u1ea5u h\u00ecnh c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh v\u00e0 c\u00e1c v\u1ec7 tinh li\u00ean quan.<\/li>\n\n\n\n
  • \u0110\u00e1nh gi\u00e1 chi ti\u1ebft c\u1ea5u h\u00ecnh, hi\u1ec7u su\u1ea5t c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh tr\u01b0\u1edbc khi tri\u1ec3n khai v\u00e0 \u0111\u01b0a ra khuy\u1ebfn c\u00e1o v\u00e0 \u0111\u1ec1 xu\u1ea5t.<\/li>\n\n\n\n
  • C\u1ea5u h\u00ecnh c\u00e1c h\u1ec7 th\u1ed1ng d\u1ef1 ph\u00f2ng, c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u, c\u00e1c h\u1ec7 th\u1ed1ng sao l\u01b0u v\u00e0 d\u1ef1 ph\u00f2ng,\u2026<\/li>\n\n\n\n
  • Ki\u1ec3m th\u1eed kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i gi\u1eefa h\u1ec7 th\u1ed1ng ch\u00ednh v\u00e0 h\u1ec7 th\u1ed1ng d\u1ef1 ph\u00f2ng.<\/li>\n\n\n\n
  • Ki\u1ec3m th\u1eed kh\u1ea3 n\u0103ng sao l\u01b0u, kh\u00f4i ph\u1ee5c khi c\u00f3 s\u1ef1 c\u1ed1, kh\u1ea3 n\u0103ng s\u1eb5n c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng<\/li>\n\n\n\n
  • H\u1ed7 tr\u1ee3 theo d\u00f5i v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng sau khi tri\u1ec3n khai (30 ng\u00e0y)<\/li>\n\n\n\n
  • B\u00e1o c\u00e1o \u0111\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3 tri\u1ec3n khai.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
    \n
    C\u00f4ng ngh\u1ec7 s\u1eed d\u1ee5ng<\/h5>\n\n\n\n
      \n
    • Oracle Real Application Cluster (RAC):<\/strong> 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 th\u1ed1ng nh\u1ea5t duy nh\u1ea5t. Oracle RAC cho ph\u00e9p m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u duy nh\u1ea5t ch\u1ea1y tr\u00ean nhi\u1ec1u node \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.<\/li>\n\n\n\n
    • Oracle Automatic Storage Management (ASM):<\/strong> l\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u1ee7a Oracle Database gi\u00fap qu\u1ea3n l\u00fd l\u01b0u tr\u1eef m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng, t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c qu\u1ea3n tr\u1ecb kh\u00f4ng gian l\u01b0u tr\u1eef. ASM \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t tr\u00ecnh qu\u1ea3n l\u00fd dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef (volume manager) v\u00e0 h\u1ec7 th\u1ed1ng t\u1eadp tin (file system) chuy\u00ean d\u1ee5ng d\u00e0nh cho Oracle Database, gi\u00fap qu\u1ea3n l\u00fd d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch linh ho\u1ea1t v\u00e0 an to\u00e0n.<\/li>\n\n\n\n
    • Oracle Data Guard:<\/strong> Gi\u1ea3i ph\u00e1p h\u00e0ng \u0111\u1ea7u c\u1ee7a Oracle cho vi\u1ec7c x\u00e2y d\u1ef1ng v\u00e0 qu\u1ea3n l\u00fd c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u d\u1ef1 ph\u00f2ng. C\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u d\u1ef1 ph\u00f2ng \u0111\u1ed3ng b\u1ed9 v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh theo th\u1eddi gian th\u1ef1c, s\u00e3n s\u00e0ng chuy\u1ec3n \u0111\u1ed5i vai tr\u00f2 khi c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh g\u1eb7p s\u1ef1 c\u1ed1, d\u00f9ng \u0111\u1ec3 tr\u00edch xu\u1ea5t b\u00e1o c\u00e1o nh\u1eafm gi\u1ea3m t\u1ea3i cho c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh.<\/li>\n\n\n\n
    • Recovery Manager (RMAN):<\/strong> l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i c\u01a1 s\u1edf d\u1eef li\u1ec7u Oracle. RMAN cho ph\u00e9p t\u1ea1o c\u00e1c b\u1ea3n sao l\u01b0u to\u00e0n b\u1ed9 (full) ho\u1eb7c t\u0103ng d\u1ea7n (incremental), c\u0169ng nh\u01b0 kh\u00f4i ph\u1ee5c c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1ec1 m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 (PITR).<\/li>\n\n\n\n
    • Oracle GoldenGate:<\/strong> l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p m\u1ea1nh m\u1ebd cho vi\u1ec7c t\u00edch h\u1ee3p v\u00e0 \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u trong th\u1eddi gian th\u1ef1c b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n s\u1ef1 thay \u0111\u1ed5i c\u1ee7a d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 \u0111a d\u1ea1ng. Oracle Goldengate c\u00f3 th\u1ec3 \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u gi\u1eefa c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (relational database), c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u phi quan h\u1ec7 (non-relational database), c\u00e1c d\u1ecbch v\u1ee5 cloud v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng d\u1eef li\u1ec7u l\u1edbn (Big Data).<\/li>\n\n\n\n
    • Oracle Zero Data Loss Recovery Appliance (ZDLRA):<\/strong> l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng do Oracle ph\u00e1t tri\u1ec3n \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u Oracle. \u0110i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a ZDLRA l\u00e0 kh\u1ea3 n\u0103ng sao l\u01b0u v\u1edbi \u0111\u1ed9 an to\u00e0n cao nh\u1ea5t, \u0111\u1ea3m b\u1ea3o kh\u00f4ng x\u1ea3y ra m\u1ea5t m\u00e1t d\u1eef li\u1ec7u (Zero Data Loss) v\u00e0 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u theo (Recovery Time Objective – RTO) so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p truy\u1ec1n th\u1ed1ng.<\/li>\n\n\n\n
    • Oracle Globally Distributed Database (GDD):<\/strong> l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p cho ph\u00e9p qu\u1ea3n l\u00fd v\u00e0 truy v\u1ea5n d\u1eef li\u1ec7u tr\u00ean nhi\u1ec1u c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1eb7t t\u1ea1i c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau tr\u00ean to\u00e0n c\u1ea7u. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a ki\u1ebfn tr\u00fac Oracle Distributed Database, gi\u00fap doanh nghi\u1ec7p x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng d\u1eef li\u1ec7u ph\u00e2n t\u00e1n m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n (consistency), hi\u1ec7u su\u1ea5t cao (high performance) v\u00e0 \u0111\u1ed9 t\u00ednh s\u1eb5n s\u00e0ng cao (high availability)<\/li>\n\n\n\n
    • Edition-Based Redefinition (EBR):<\/strong> l\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u1ee7a Oracle Database gi\u00fap c\u1eadp nh\u1eadt v\u00e0 tri\u1ec3n khai thay \u0111\u1ed5i \u0111\u1ed1i v\u1edbi \u1ee9ng d\u1ee5ng m\u00e0 kh\u00f4ng g\u00e2y gi\u00e1n \u0111o\u1ea1n cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. EBR ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c phi\u00ean b\u1ea3n (Editions), gi\u00fap gi\u1eef nhi\u1ec1u phi\u00ean b\u1ea3n c\u1ee7a c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ee9a m\u00e3 l\u1ec7nh (PL\/SQL Objects: Stored Procedures, Functions, Packages, Triggers, Views) m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
      \n
      C\u00e1c m\u00f4 h\u00ecnh Maximum Availability Architecture (MAA)<\/h5>\n\n\n\n
      \n
      \n
      MAA \u2013 Bronze<\/h6>\n\n\n\n
        \n
      • S\u1eed d\u1ee5ng ki\u1ebfn tr\u00fac c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01a1n l\u1ebb k\u1ebft h\u1ee3p v\u1edbi Oracle ASM.<\/li>\n\n\n\n
      • S\u1eed dung RMAN \u0111\u1ec3 sao k\u00ea v\u00e0 kh\u00f4i ph\u1ee5c h\u1ec7 th\u1ed1ng d\u1eef li\u1ec7u.<\/li>\n\n\n\n
      • C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ZDLRA d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef sao l\u01b0u li\u00ean t\u1ee5c.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \n
        MAA \u2013 Silver<\/h6>\n\n\n\n
          \n
        • Bao g\u1ed3m c\u00e1c ti\u00eau ch\u00ed theo m\u1ee9c \u0111\u1ed9 MAA \u2013 Bronze.<\/li>\n\n\n\n
        • S\u1eed d\u1ee5ng ki\u1ebfn tr\u00fac Oracle RAC.<\/li>\n\n\n\n
        • C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Globally Distributed Database (GDD).<\/li>\n<\/ul>\n<\/div>\n\n\n\n
          \"\"\/<\/figure>\n\n\n\n
          \n
          MAA \u2013 Gold<\/h6>\n\n\n\n
            \n
          • Bao g\u1ed3m c\u00e1c ti\u00eau ch\u00ed theo m\u1ee9c \u0111\u1ed9 MAA \u2013 Silver.<\/li>\n\n\n\n
          • S\u1eed d\u1ee5ng Oracle Active Data Guard, Data Guard Fast-Start Failover.<\/li>\n\n\n\n
          • C\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh v\u1ea3 c\u01a1 s\u1edf d\u1eef li\u1ec7u d\u1ef1 ph\u00f2ng \u0111\u1eb7t t\u1ea1i trung t\u00e2m d\u1eef li\u1ec7u kh\u00e1c nhau, v\u1edbi v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd kh\u00e1c nhau.<\/li>\n\n\n\n
          • C\u00f3 h\u1ec7 th\u1ed1ng sao l\u01b0u, d\u1ef1 ph\u00f2ng ri\u00eang cho c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u00ednh v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u d\u1ef1 ph\u00f2ng.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \n
            MAA \u2013 Platinum<\/h6>\n\n\n\n
              \n
            • Bao g\u1ed3m c\u00e1c ti\u00eau ch\u00ed theo m\u1ee9c \u0111\u1ed9 MAA \u2013 Gold.<\/li>\n\n\n\n
            • S\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 Oracle Goldengate \u0111\u1ec3 \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u gi\u1eefa c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1edbi nhau.<\/li>\n\n\n\n
            • \u00c1p d\u1ee5ng c\u00f4ng ngh\u1ec7 EBR \u0111\u1ec3 kh\u00f4ng ng\u1eebng h\u1ec7 th\u1ed1ng trong qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng trong c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<\/div>\n\n\n\n
              \"\"\/<\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n
              \n
              T\u1ea1i sao l\u1ea1i ch\u1ecdn d\u1ecbch v\u1ee5 c\u1ee7a OSAS?<\/h5>\n\n\n\n
              \n
              \n
              \"\"\/<\/figure>\n\n\n\n

              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

              \n
              \"\"\/<\/figure>\n\n\n\n

              \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

              \n
              \"\"\/<\/figure>\n\n\n\n

              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

              \n
              \"\"\/<\/figure>\n\n\n\n

              Quy tr\u00ecnh l\u00e0m vi\u1ec7c chuy\u00ean nghi\u1ec7p, hi\u1ec7u qu\u1ea3.<\/p>\n<\/div>\n\n\n\n

              \n
              \"\"\/<\/figure>\n\n\n\n

              Cam k\u1ebft b\u1ea3o m\u1eadt th\u00f4ng tin kh\u00e1ch h\u00e0ng.<\/p>\n<\/div>\n\n\n\n

              \n
              \"\"\/<\/figure>\n\n\n\n

              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":"

              D\u1ecbch v\u1ee5 X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng theo ki\u1ebfn tr\u00fac MAA Gi\u1edbi thi\u1ec7u Th\u00f4ng tin k\u1ef9 thu\u1eadt Trong th\u1eddi \u0111\u1ea1i c\u00f4ng […]<\/p>","protected":false},"author":1,"featured_media":0,"parent":528,"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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-550","page","type-page","status-publish","hentry"],"yoast_head":"\nMaximum Availability Architecture (MAA) - OSAS - Oracle Services and Solutions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/orasas.com\/en\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Maximum Availability Architecture (MAA) - OSAS - Oracle Services and Solutions\" \/>\n<meta property=\"og:description\" content=\"D\u1ecbch v\u1ee5 X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng theo ki\u1ebfn tr\u00fac MAA Gi\u1edbi thi\u1ec7u Th\u00f4ng tin k\u1ef9 thu\u1eadt Trong th\u1eddi \u0111\u1ea1i c\u00f4ng […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/orasas.com\/en\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/\" \/>\n<meta property=\"og:site_name\" content=\"OSAS - Oracle Services and Solutions\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-17T04:25:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"10 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/\",\"url\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/\",\"name\":\"Maximum Availability Architecture (MAA) - OSAS - Oracle Services and Solutions\",\"isPartOf\":{\"@id\":\"https:\/\/orasas.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\",\"datePublished\":\"2025-07-25T04:04:57+00:00\",\"dateModified\":\"2025-08-17T04:25:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#primaryimage\",\"url\":\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\",\"contentUrl\":\"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/orasas.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"D\u1ecbch v\u1ee5\",\"item\":\"https:\/\/staging.orasas.com\/en\/dich-vu\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"An to\u00e0n v\u00e0 B\u1ea3o m\u1eadt cho CSDL\",\"item\":\"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Maximum Availability Architecture (MAA)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/orasas.com\/#website\",\"url\":\"https:\/\/orasas.com\/\",\"name\":\"OSAS - Oracle Services and Solutions\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/orasas.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/orasas.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/orasas.com\/#organization\",\"name\":\"OSAS - Oracle Services and Solutions\",\"url\":\"https:\/\/orasas.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/orasas.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/orasas.com\/wp-content\/uploads\/2025\/10\/OSAS-Logo-1.png\",\"contentUrl\":\"https:\/\/orasas.com\/wp-content\/uploads\/2025\/10\/OSAS-Logo-1.png\",\"width\":496,\"height\":240,\"caption\":\"OSAS - Oracle Services and Solutions\"},\"image\":{\"@id\":\"https:\/\/orasas.com\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Maximum Availability Architecture (MAA) - OSAS - Oracle Services and Solutions","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/orasas.com\/en\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/","og_locale":"en_US","og_type":"article","og_title":"Maximum Availability Architecture (MAA) - OSAS - Oracle Services and Solutions","og_description":"D\u1ecbch v\u1ee5 X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng theo ki\u1ebfn tr\u00fac MAA Gi\u1edbi thi\u1ec7u Th\u00f4ng tin k\u1ef9 thu\u1eadt Trong th\u1eddi \u0111\u1ea1i c\u00f4ng […]","og_url":"https:\/\/orasas.com\/en\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/","og_site_name":"OSAS - Oracle Services and Solutions","article_modified_time":"2025-08-17T04:25:51+00:00","og_image":[{"url":"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"10 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/","url":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/","name":"Maximum Availability Architecture (MAA) - OSAS - Oracle Services and Solutions","isPartOf":{"@id":"https:\/\/orasas.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#primaryimage"},"image":{"@id":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#primaryimage"},"thumbnailUrl":"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg","datePublished":"2025-07-25T04:04:57+00:00","dateModified":"2025-08-17T04:25:51+00:00","breadcrumb":{"@id":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#primaryimage","url":"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg","contentUrl":"https:\/\/res.cloudinary.com\/dnvmgj3ab\/image\/upload\/v1755161441\/Icon_ye14tm.svg"},{"@type":"BreadcrumbList","@id":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/maximum-availability-architecture-maa\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/orasas.com\/"},{"@type":"ListItem","position":2,"name":"D\u1ecbch v\u1ee5","item":"https:\/\/staging.orasas.com\/en\/dich-vu\/"},{"@type":"ListItem","position":3,"name":"An to\u00e0n v\u00e0 B\u1ea3o m\u1eadt cho CSDL","item":"https:\/\/orasas.com\/dich-vu\/an-toan-va-bao-mat-cho-csdl\/"},{"@type":"ListItem","position":4,"name":"Maximum Availability Architecture (MAA)"}]},{"@type":"WebSite","@id":"https:\/\/orasas.com\/#website","url":"https:\/\/orasas.com\/","name":"OSAS - Oracle Services and Solutions","description":"","publisher":{"@id":"https:\/\/orasas.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/orasas.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/orasas.com\/#organization","name":"OSAS - Oracle Services and Solutions","url":"https:\/\/orasas.com\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/orasas.com\/#\/schema\/logo\/image\/","url":"https:\/\/orasas.com\/wp-content\/uploads\/2025\/10\/OSAS-Logo-1.png","contentUrl":"https:\/\/orasas.com\/wp-content\/uploads\/2025\/10\/OSAS-Logo-1.png","width":496,"height":240,"caption":"OSAS - Oracle Services and Solutions"},"image":{"@id":"https:\/\/orasas.com\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/pages\/550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/comments?post=550"}],"version-history":[{"count":0,"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/pages\/550\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/pages\/528"}],"wp:attachment":[{"href":"https:\/\/orasas.com\/en\/wp-json\/wp\/v2\/media?parent=550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}