{"id":8409,"date":"2023-03-22T14:16:32","date_gmt":"2023-03-22T07:16:32","guid":{"rendered":"https:\/\/cloud.z.com\/vn\/?p=8409"},"modified":"2023-04-04T11:45:05","modified_gmt":"2023-04-04T04:45:05","slug":"snapshot","status":"publish","type":"post","link":"https:\/\/cloud.z.com\/vn\/news\/snapshot\/","title":{"rendered":"Ph\u00e2n bi\u1ec7t Snapshot v\u00e0 Backup chi ti\u1ebft qua v\u00ed d\u1ee5 c\u1ee5 th\u1ec3"},"content":{"rendered":"<p>Sao l\u01b0u v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u nh\u1eb1m \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u lu\u00f4n \u0111\u01b0\u1ee3c an to\u00e0n v\u00e0 c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1. Trong qu\u00e1 tr\u00ecnh sao l\u01b0u v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, hai kh\u00e1i ni\u1ec7m quan tr\u1ecdng l\u00e0 \"Snapshot\" v\u00e0 \"Backup\" th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. M\u1eb7c d\u00f9 hai kh\u00e1i ni\u1ec7m n\u00e0y c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng, nh\u01b0ng c\u0169ng c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t quan tr\u1ecdng gi\u1eefa ch\u00fang. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd c\u00f9ng t\u00ecm hi\u1ec3u v\u00e0 so s\u00e1nh Snapshot v\u00e0 Backup, \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng v\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a t\u1eebng kh\u00e1i ni\u1ec7m n\u00e0y.<\/p>\n<h3>Backup l\u00e0 g\u00ec?<\/h3>\n<p>Backup l\u00e0 qu\u00e1 tr\u00ecnh sao l\u01b0u d\u1eef li\u1ec7u v\u00e0 l\u01b0u tr\u1eef ch\u00fang d\u01b0\u1edbi d\u1ea1ng c\u00e1c b\u1ea3n sao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i l\u1ea1i trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1, nh\u01b0 m\u1ea5t d\u1eef li\u1ec7u ho\u1eb7c thi\u1ebft b\u1ecb b\u1ecb h\u1ecfng. Backup bao g\u1ed3m sao l\u01b0u to\u00e0n b\u1ed9 d\u1eef li\u1ec7u c\u1ea7n b\u1ea3o v\u1ec7, bao g\u1ed3m c\u00e1c t\u1eadp tin, th\u01b0 m\u1ee5c, c\u01a1 s\u1edf d\u1eef li\u1ec7u, \u1ea3nh, video v\u00e0 c\u00e1c d\u1eef li\u1ec7u quan tr\u1ecdng kh\u00e1c.<\/p>\n<p>Vi\u1ec7c t\u1ea1o b\u1ea3n sao l\u01b0u backup \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c d\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng khi x\u1ea3y ra s\u1ef1 c\u1ed1. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p backup ph\u1ed5 bi\u1ebfn bao g\u1ed3m sao l\u01b0u \u0111\u1ecbnh k\u1ef3, sao l\u01b0u li\u00ean t\u1ee5c v\u00e0 sao l\u01b0u \u0111\u1ea7y \u0111\u1ee7, trong \u0111\u00f3 m\u1ed7i ph\u01b0\u01a1ng ph\u00e1p c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang.<\/p>\n<p>Backup \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong k\u1ebf ho\u1ea1ch b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c doanh nghi\u1ec7p v\u00e0 c\u00e1 nh\u00e2n c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1 nh\u01b0 m\u1ea5t d\u1eef li\u1ec7u do virus, hacker ho\u1eb7c th\u1ea3m h\u1ecda thi\u00ean tai.<\/p>\n<p><a href=\"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2023\/03\/img011-700x411-1.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-8411\" src=\"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2023\/03\/img011-700x411-1.png\" alt=\"Ph\u00e2n bi\u1ec7t Snapshot v\u00e0 Backup chi ti\u1ebft qua v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 2\" width=\"700\" height=\"411\" \/><\/a><\/p>\n<h3>Server hay file Backup?<\/h3>\n<p>M\u1ed9t server backup (ho\u1eb7c Backup t\u1ec7p) ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t b\u1ea3n sao c\u1ee7a h\u1ec7 th\u1ed1ng ho\u1eb7c file c\u1ee7a server. Khi b\u1ea1n t\u1ea1o m\u1ed9t b\u1ea3n Backup, v\u1ec1 c\u01a1 b\u1ea3n n\u00f3 s\u1ebd t\u1ea1o ra m\u1ed9t kho l\u01b0u tr\u1eef c\u1ee7a m\u1ed9t s\u1ed1 ho\u1eb7c t\u1ea5t c\u1ea3 c\u00e1c file c\u1ee7a server c\u1ee7a b\u1ea1n. C\u00e1c file n\u00e0y, \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i trong m\u1ed9t kho l\u01b0u tr\u1eef, \u0111\u01b0\u1ee3c gi\u1eef \u1edf m\u1ed9t v\u1ecb tr\u00ed kh\u00e1c v\u1edbi ngu\u1ed3n g\u1ed1c, \u0111i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang kh\u00e1 \u0111\u00e1ng tin c\u1eady trong tr\u01b0\u1eddng h\u1ee3p file b\u1ecb h\u1ecfng ho\u1eb7c m\u1ea5t d\u1eef li\u1ec7u.<\/p>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa Backup v\u00e0 Snapshot l\u00e0 Backup l\u00e0 c\u00e1c b\u1ea3n sao d\u1eef li\u1ec7u \u0111\u1ed9c l\u1eadp.\u00a0Ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y \u1ea3o c\u1ee7a b\u1ea1n.<\/p>\n<p>\u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 h\u1ecd s\u1ebd kh\u00f4ng cung c\u1ea5p to\u00e0n b\u1ed9 h\u00ecnh \u1ea3nh m\u00e1y \u1ea3o m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c m\u00e0 thay v\u00e0o \u0111\u00f3 s\u1ebd cho ph\u00e9p b\u1ea1n kh\u00f4i ph\u1ee5c c\u00e1c file \/ th\u01b0 m\u1ee5c ri\u00eang l\u1ebb c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecb x\u00e2m ph\u1ea1m.<\/p>\n<p>C\u00e1c b\u1ea3n Backup c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng di chuy\u1ec3n l\u00ean \u0111\u00e1m m\u00e2y ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u b\u00ean ngo\u00e0i, kh\u00f4ng gi\u1ed1ng nh\u01b0 Snapshot.<\/p>\n<h3>\u01afu \u0111i\u1ec3m c\u1ee7a Backup server<\/h3>\n<ul>\n<li>N\u1ebfu b\u1ea1n t\u1ea3i c\u00e1c b\u1ea3n Backup l\u00ean \u0111\u00e1m m\u00e2y, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy c\u1eadp t\u1eeb m\u1ecdi n\u01a1i v\u00e0o b\u1ea5t k\u1ef3 l\u00fac n\u00e0o.<\/li>\n<li>Ch\u00fang c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c di chuy\u1ec3n l\u00ean \u0111\u00e1m m\u00e2y, v\u1ecb tr\u00ed b\u00ean ngo\u00e0i trang web ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u.<\/li>\n<li>Backup server c\u00f3 hi\u1ec7u qu\u1ea3 cao, \u0111\u00e1ng tin c\u1eady v\u00e0 l\u00fd t\u01b0\u1edfng \u0111\u1ec3 b\u1ea3o v\u1ec7 trung t\u00e2m d\u1eef li\u1ec7u l\u00e2u d\u00e0i.<\/li>\n<li>Ch\u00fang l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi \u0111\u1ec3 kh\u1eafc ph\u1ee5c th\u1ea3m h\u1ecda.<\/li>\n<li>Backup server kh\u00f4ng y\u00eau c\u1ea7u c\u1ea3 l\u01b0u tr\u1eef t\u1ea1i ch\u1ed7 v\u00e0 ngo\u00e0i trang web.<\/li>\n<\/ul>\n<h3>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Backup server<\/h3>\n<ul>\n<li>Qu\u00e1 tr\u00ecnh Backup c\u00f3 th\u1ec3 m\u1ea5t nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 ho\u00e0n th\u00e0nh, t\u00f9y thu\u1ed9c v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u b\u1ea1n \u0111ang Backup.<\/li>\n<\/ul>\n<h3>Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng Backup server<\/h3>\n<p>T\u1ed1t nh\u1ea5t, b\u1ea1n n\u00ean lu\u00f4n xem x\u00e9t Backup file n\u1ebfu b\u1ea1n mu\u1ed1n \u0111\u1ea7u t\u01b0 v\u00e0o b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u l\u00e2u d\u00e0i.<\/p>\n<p>N\u1ebfu b\u1ea1n l\u01b0u tr\u1eef nhi\u1ec1u d\u1ef1 \u00e1n tr\u00ean m\u1ed9t server, n\u00f3 cho ph\u00e9p b\u1ea1n Backup ch\u00fang v\u00e0 do \u0111\u00f3 kh\u00f4i ph\u1ee5c ch\u00fang ri\u00eang l\u1ebb m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c d\u1ef1 \u00e1n kh\u00e1c<\/p>\n<p>Backup kh\u00f4ng ch\u1ec9 l\u00fd t\u01b0\u1edfng cho ho\u1ea1t \u0111\u1ed9ng kinh doanh li\u00ean t\u1ee5c. H\u1ecd c\u0169ng c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng m\u00e0 Snapshot \u0111\u01a1n gi\u1ea3n l\u00e0 kh\u00f4ng th\u1ec3. H\u00e3y ngh\u0129 v\u1ec1 Backup c\u1ea5p \u0111\u1ed9 h\u00ecnh \u1ea3nh. H\u1ecd cung c\u1ea5p m\u1ed9t lo\u1ea1t c\u00e1c t\u00f9y ch\u1ecdn kh\u00f4i ph\u1ee5c v\u00e0 c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c to\u00e0n b\u1ed9 m\u00e1y ho\u1eb7c \u1ee9ng d\u1ee5ng \u1ea3o.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng \u00edt nghi\u00eam tr\u1ecdng h\u01a1n, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Backup gia t\u0103ng \u0111\u1ec3 ch\u1ec9 Backup d\u1eef li\u1ec7u \u0111\u00e3 thay \u0111\u1ed5i g\u1ea7n \u0111\u00e2y, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef.<\/p>\n<p><a href=\"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2023\/03\/62f18b92ed8778546151a4ff_626257f1fa2a7c58789f648b_624c604308a45f003583955d_6192d716b6bbaf4f92a17244_Snapshots-virtual-copies-2.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-8410\" src=\"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2023\/03\/62f18b92ed8778546151a4ff_626257f1fa2a7c58789f648b_624c604308a45f003583955d_6192d716b6bbaf4f92a17244_Snapshots-virtual-copies-2.png\" alt=\"Ph\u00e2n bi\u1ec7t Snapshot v\u00e0 Backup chi ti\u1ebft qua v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 3\" width=\"640\" height=\"360\" \/><\/a><\/p>\n<h3>Snapshot l\u00e0 g\u00ec?<\/h3>\n<p>Snapshot l\u00e0 m\u1ed9t \"\u1ea3nh\" nhanh v\u1ec1 h\u1ec7 th\u1ed1ng file c\u1ee7a server c\u1ee7a b\u1ea1n trong m\u1ed9t kho\u1ea3ng th\u1eddi gian c\u1ee5 th\u1ec3.\u00a0\u1ea2nh n\u00e0y c\u1ee7a h\u1ec7 th\u1ed1ng file c\u1ee7a b\u1ea1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u00f4i ph\u1ee5c to\u00e0n b\u1ed9 server trong tr\u01b0\u1eddng h\u1ee3p m\u1ea5t d\u1eef li\u1ec7u ho\u1eb7c h\u1ecfng.\u00a0Snapshot c\u00f3 th\u1ec3 kh\u00e1 h\u1eefu \u00edch trong m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng v\u00e0 ch\u1eafc ch\u1eafn l\u00fd t\u01b0\u1edfng khi k\u1ebft h\u1ee3p v\u1edbi Backup server.<\/p>\n<h3>\u01afu \u0111i\u1ec3m c\u1ee7a Snapshot<\/h3>\n<ul>\n<li>Snapshot nh\u1ecf v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng m\u00e0 kh\u00f4ng c\u00f3 qu\u00e1 nhi\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn server.<\/li>\n<li>Ch\u00fang cho ph\u00e9p t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a \u1ee9ng d\u1ee5ng t\u1ed1t h\u01a1n, ph\u1ee5c h\u1ed3i nhanh ch\u00f3ng, qu\u1ea3n l\u00fd Backup \u0111\u01a1n gi\u1ea3n h\u00f3a kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn v\u00e0 gi\u1ea3m nguy c\u01a1 m\u1ea5t d\u1eef li\u1ec7u.<\/li>\n<li>Snapshot c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00ean l\u1ecbch v\u00e0 s\u1eed d\u1ee5ng khi c\u1ea7n thi\u1ebft \u0111\u1ec3 Backup h\u1ec7 th\u1ed1ng.<\/li>\n<li>H\u1ecd g\u1ea7n nh\u01b0 c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a c\u00e1c c\u1eeda s\u1ed5 Backup v\u00e0 gi\u1ea3m chi ph\u00ed s\u1edf h\u1eefu.<\/li>\n<li>D\u1eef li\u1ec7u b\u1ecb h\u1ecfng ho\u1eb7c \u0111\u00e3 b\u1ecb x\u00f3a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i th\u00f4ng qua Snapshot. (\u0110\u1ed3ng th\u1eddi, b\u1ea1n c\u00f3 th\u1ec3 ho\u00e0n nguy\u00ean v\u1ec1 phi\u00ean b\u1ea3n c\u0169 h\u01a1n c\u1ee7a Snapshot trong tr\u01b0\u1eddng h\u1ee3p file b\u1ecb h\u1ecfng.<\/li>\n<li>Thay v\u00ec kh\u00f4i ph\u1ee5c to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng, ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 chuy\u1ec3n sang c\u00e1c b\u1ea3n sao Snapshot \u0111\u01b0\u1ee3c sao ch\u00e9p v\u00ec ch\u00fang \u0111\u00e3 \u1edf \u0111\u1ecbnh d\u1ea1ng g\u1ed1c.<\/li>\n<li>B\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u kh\u00f4i ph\u1ee5c server t\u1eeb Snapshot ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n<h3>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Snapshot<\/h3>\n<ul>\n<li>Backup Snapshot d\u1ef1a v\u00e0o nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 ph\u1ea3i \u1edf tr\u00ean nh\u00e0 cung c\u1ea5p server ch\u1ec9 d\u00e0nh cho \u0111\u00e1m m\u00e2y. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra trong trung t\u00e2m d\u1eef li\u1ec7u nh\u00e0 cung c\u1ea5p c\u1ee7a b\u1ea1n, b\u1ea1n c\u0169ng c\u00f3 nguy c\u01a1 m\u1ea5t Snapshot.<\/li>\n<li>\u0110\u1ed1i v\u1edbi Snapshot n\u1ed9i b\u1ed9, n\u1ebfu server c\u00f3 qu\u00e1 nhi\u1ec1u Snapshot, h\u1ec7 th\u1ed1ng s\u1ebd l\u00e0m ch\u1eadm kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. C\u1ea7n l\u01b0u \u00fd r\u1eb1ng \u0111i\u1ec1u n\u00e0y ch\u1ec9 x\u1ea3y ra th\u00f4ng qua d\u1eef li\u1ec7u Snapshot sao ch\u00e9p khi ghi. H\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng Snapshot \u0111\u1ec1u c\u00f3 \u0111\u1ed9 tr\u1ec5 kh\u00f4ng \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n<h3>Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng Snapshot<\/h3>\n<p>Khi ngh\u0129 r\u1eb1ng Backup Snapshot c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a n\u00f3, nh\u1eefng \u01b0u \u0111i\u1ec3m l\u00e0 kh\u00e1 t\u1ed1t.<\/p>\n<p>\u0110\u00f3 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p r\u1ea5t thi\u1ebft th\u1ef1c \u0111\u1ec3 Backup h\u1ec7 th\u1ed1ng n\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi c\u1ea3 h\u1ec7 th\u1ed1ng Backup t\u1ea1i ch\u1ed7 v\u00e0 ngo\u00e0i trang web.<\/p>\n<p>N\u1ebfu c\u00f4ng ty kh\u1edfi nghi\u1ec7p ho\u1eb7c doanh nghi\u1ec7p c\u1ee7a b\u1ea1n \u0111\u00e3 c\u00f3 s\u1eb5n c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef n\u00e0y, Snapshot c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p tuy\u1ec7t v\u1eddi \u0111\u1ec3 Backup v\u00e0 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u. Tuy nhi\u00ean, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t cho c\u00e1c t\u00ecnh hu\u1ed1ng ng\u1eafn h\u1ea1n.<\/p>\n<p><a href=\"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2023\/03\/Screenshot_4-3.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-8412\" src=\"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2023\/03\/Screenshot_4-3.png\" alt=\"Ph\u00e2n bi\u1ec7t Snapshot v\u00e0 Backup chi ti\u1ebft qua v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 5\" width=\"726\" height=\"487\" \/><\/a><\/p>\n<h3>S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa Snapshot v\u00e0 Backup l\u00e0 g\u00ec?<\/h3>\n<p>B\u1ea3n Backup l\u00e0 b\u1ea3n sao c\u1ee7a file ho\u1eb7c b\u1ea5t k\u1ef3 lo\u1ea1i d\u1eef li\u1ec7u n\u00e0o th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong kho l\u01b0u tr\u1eef.<\/p>\n<p>Khi m\u1ed9t b\u1ea3n Backup \u0111\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u, n\u00f3 s\u1ebd sao ch\u00e9p c\u00e1c t\u1eadp tin c\u1ee7a b\u1ea1n. C\u00e1c b\u1ea3n sao n\u00e0y \u0111\u01b0\u1ee3c l\u01b0u gi\u1eef \u1edf m\u1ed9t v\u1ecb tr\u00ed ri\u00eang bi\u1ec7t. Th\u1eddi gian x\u1eed l\u00fd Backup s\u1ebd kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u b\u1ea1n \u0111ang Backup.<\/p>\n<p>Snapshot l\u00e0 m\u1ed9t lo\u1ea1i \"\u1ea3nh\" ngay l\u1eadp t\u1ee9c c\u1ee7a h\u1ec7 th\u1ed1ng file server c\u1ee7a b\u1ea1n. B\u1ee9c \u1ea3nh n\u00e0y ch\u1ee5p m\u1ecdi th\u1ee9 v\u1ec1 server ch\u00ednh x\u00e1c khi n\u00f3 \u0111\u01b0\u1ee3c ch\u1ee5p. Snapshot c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u00f4i ph\u1ee5c server b\u1eb1ng c\u00e1ch ho\u00e0n nguy\u00ean ch\u00fang v\u1ec1 tr\u1ea1ng th\u00e1i khi Snapshot \u0111\u01b0\u1ee3c ch\u1ee5p.<\/p>\n<p>T\u00f3m l\u1ea1i, \u0111\u00e2y l\u00e0 nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa Backup server \/ file v\u00e0 Snapshot:<\/p>\n<ul>\n<li>C\u00e1c b\u1ea3n Backup c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf c\u00e1c v\u1ecb tr\u00ed b\u1ed5 sung, c\u00f9ng m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c th\u1eadm ch\u00ed c\u00f9ng m\u1ed9t server. H\u1ecd kh\u00f4ng y\u00eau c\u1ea7u l\u01b0u tr\u1eef ngo\u00e0i trang web v\u00e0 t\u1ea1i ch\u1ed7. Snapshot y\u00eau c\u1ea7u c\u1ea3 l\u01b0u tr\u1eef t\u1ea1i ch\u1ed7 v\u00e0 ngo\u00e0i trang web v\u00e0 ph\u1ea3i lu\u00f4n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf c\u00f9ng m\u1ed9t n\u01a1i \u0111\u1eb7t d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng g\u1ed1c.<\/li>\n<li>Backup c\u00f3 th\u1ec3 c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa th\u1eddi \u0111i\u1ec3m Backup b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac. Snapshot l\u00e0 \"\u1ea3nh\" c\u1ee7a server c\u1ee7a b\u1ea1n b\u1ea3o qu\u1ea3n n\u00f3 ch\u00ednh x\u00e1c nh\u01b0 t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m nh\u1ea5t \u0111\u1ecbnh.<\/li>\n<li>Qu\u00e1 tr\u00ecnh t\u1ea1o b\u1ea3n Backup c\u00f3 th\u1ec3 d\u00e0i v\u00e0 t\u1ebb nh\u1ea1t. Snapshot l\u00e0 t\u1ee9c th\u1eddi v\u00e0 m\u1ea5t \u00edt th\u1eddi gian h\u01a1n \u0111\u1ec3 ho\u00e0n th\u00e0nh. Snapshot c\u0169ng m\u1ea5t \u00edt th\u1eddi gian h\u01a1n \u0111\u1ec3 sao ch\u00e9p d\u1eef li\u1ec7u.<\/li>\n<li>C\u00e1c file Backup ch\u1ec9 bao g\u1ed3m h\u1ec7 th\u1ed1ng file. Snapshot c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o t\u1eeb c\u00e1c lo\u1ea1i h\u1ec7 th\u1ed1ng kh\u00e1c nhau. Ch\u00fang bao g\u1ed3m file, \u1ee9ng d\u1ee5ng, c\u00e0i \u0111\u1eb7t, v.v.<\/li>\n<li>Backup t\u1ed3n t\u1ea1i \u1edf c\u00e1c v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 kh\u00e1c nhau v\u00e0 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c kh\u00f4i ph\u1ee5c. Backup c\u0169ng th\u01b0\u1eddng c\u00f3 th\u1ec3 x\u00e1c minh \u0111\u01b0\u1ee3c. Snapshot kh\u00f4ng ch\u00ednh x\u00e1c l\u00e0 b\u1ea3n Backup. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a qu\u00e1 tr\u00ecnh Backup (v\u00e0 n\u00ean nh\u01b0 v\u1eady) nh\u01b0ng ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p ng\u1eafn h\u1ea1n. Snapshot s\u1ebd b\u1ecb x\u00f3a khi b\u1ea3n Backup ho\u00e0n t\u1ea5t.<\/li>\n<\/ul>\n<h3>K\u1ebft lu\u1eadn<\/h3>\n<p>Snapshot v\u00e0 Backup \u0111\u1ec1u l\u00e0 c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 th\u00f4ng tin. Snapshot l\u00e0 m\u1ed9t b\u1ea3n sao c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng, m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c m\u1ed9t m\u00e1y \u1ea3o t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3, trong khi Backup l\u00e0 qu\u00e1 tr\u00ecnh sao l\u01b0u d\u1eef li\u1ec7u v\u00e0 l\u01b0u tr\u1eef ch\u00fang d\u01b0\u1edbi d\u1ea1ng c\u00e1c b\u1ea3n sao \u0111\u1ec3 ph\u1ee5c h\u1ed3i l\u1ea1i trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n<p>Snapshot \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng ho\u1eb7c m\u00e1y \u1ea3o, \u0111\u1ec3 s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch ki\u1ec3m tra v\u00e0 ph\u00e1t tri\u1ec3n. Trong khi \u0111\u00f3, Backup \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c d\u1eef li\u1ec7u quan tr\u1ecdng c\u1ee7a m\u1ed9t t\u1ed5 ch\u1ee9c hay c\u00e1 nh\u00e2n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u00e0 c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i l\u1ea1i trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng Snapshot v\u00e0 Backup c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o m\u1ee5c \u0111\u00edch v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng c\u1ee7a t\u1eebng t\u1ed5 ch\u1ee9c hay c\u00e1 nh\u00e2n. Tuy nhi\u00ean, c\u1ea3 hai c\u00f4ng c\u1ee5 \u0111\u1ec1u r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u c\u1ee7a ch\u00fang ta \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u00e0 an to\u00e0n.<\/p>\n<div class=\"tg_wrap_cbsv\" style=\"margin: 20px 0px; border-radius: 4px; border: 2px solid #FF9966;\">\n<h3 style=\"margin: 0px; background-color: #ff9966; color: #000; border-top-left-radius: 2px; border-top-right-radius: 2px; font-size: 19px; padding: 12px 20px; font-weight: bold;\"><span style=\"font-size: 14pt; color: #000000;\">T\u1eb7ng mi\u1ec5n ph\u00ed b\u1ed9 Plugin 359$ gi\u00fap kh\u00e1ch h\u00e0ng t\u1ed1i \u01b0u SEO website<\/span><\/h3>\n<div class=\"textwidget\" style=\"padding: 20px; background: #FFCC99;\">\n<p>B\u1ed9 3 plugin TENTEN t\u1eb7ng ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed cho t\u1ea5t c\u1ea3 c\u00e1c kh\u00e1ch h\u00e0ng g\u1ed3m:<\/p>\n<ul>\n<li><strong>Rank Math Pro - T\u1ed1i \u01b0u SEO<\/strong><\/li>\n<li><strong>WP rocket - T\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<\/strong><\/li>\n<li><strong>Imagify - N\u00e9n dung l\u01b0\u1ee3ng \u1ea3nh<\/strong><\/li>\n<\/ul>\n<p>\u00c1p d\u1ee5ng khi \u0110\u0103ng k\u00fd m\u1edbi Hosting\/ Email Server!<\/p>\n<p style=\"text-align: center;\"><strong>S\u1edf h\u1eefu ngay b\u1ed9 3 c\u00f4ng c\u1ee5 gi\u00fap website c\u1ee7a b\u1ea1n ONTOP GOOGLE!<\/strong><\/p>\n<p><span style=\"color: #055ae3;\"><a class=\"btn_combi_sv\" style=\"font-weight: bold; color: #055ae3; padding: 8px 26px 8px 60px; font-size: 20px; line-height: 30px; border-radius: 56px; text-shadow: none; background: #ff9966; display: table; margin: 0px auto;\" href=\"https:\/\/tenten.vn\/hosting\/tong-hop-uu-dai?code=zZPxtXpKTCovQNcM&amp;idCampaign=2712\">NH\u1eacN B\u1ed8 PLUGIN SEO MI\u1ec4N PH\u00cd T\u1ea0I \u0110\u00c2Y<\/a><\/span><\/p>\n<\/div>\n<\/div>\n<h3>C\u00e1c t\u00ecm ki\u1ebfm li\u00ean quan \u0111\u1ebfn ch\u1ee7 \u0111\u1ec1 \u201cSnapshot\u201d<\/h3>\n<table>\n<tbody>\n<tr>\n<td>sql\u00a0snapshot\u00a0vs\u00a0backup<\/td>\n<td>snapshot\u00a0vs\u00a0backup\u00a0reddit<\/td>\n<td>snapshot backup\u00a0sql server<\/td>\n<td>backup snapshot\u00a0aws<\/td>\n<\/tr>\n<tr>\n<td>snapshot\u00a0la g\u00ec<\/td>\n<td>snapshot backup\u00a0software<\/td>\n<td>what is\u00a0snapshot backup\u00a0and how it works<\/td>\n<td>\n<div class=\"AJLUJb\">\n<div data-hveid=\"CFIQAA\">\n<div class=\"s75CSd OhScic AB4Wff\"><span style=\"font-family: inherit; font-size: inherit;\">snapshot backup <\/span>windows 10<\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>B\u00e0i li\u00ean quan<\/strong><\/p>\n<ul>\n<li class=\"title-article\"><a href=\"https:\/\/cloud.z.com\/vn\/news\/directadmin\/\">DirectAdmin l\u00e0 g\u00ec? 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