OK! Tr?n m?y ch? b?n t?i hay s? d?ng rsync ?? backup...
Th?n, HaiMH. On Fri, 2009-01-16 at 13:21 +0700, L? Anh S?n wrote: > Xin c?m ?n ? ki?n c?a hai anh! em s? l?m theo ??ng tr?nh t? m? c?c anh > ?? ra! > Theo em ngh? ch? y?u l? v?n ?? qu?n l? c? th?! > em mu?n h?i c?c anh m?t c?u! hi?n nay ph?n m?m backup n?o ???c s? d?ng > ph? th?ng nh?t! > E c? th? bi?t ?? tri?n khai ngay kh?ng ah! > > 2009/1/16 HaiMH (OSS) <haimh.oss at gmail.com> > Ch?o b?n ! > > ? ki?n c?a HTH l? r?t ch? l?! > > Tuy v?y, t?i c?ng m?o mu?i ?? c?p r? h?n v?n ?? backup nh?t l? > tr?n c?c > m?y ch? Ubuntu (hay Linux) n?i chung. Nh?n chung m?c ??ch c?a > vi?c > backup/sao l?u l? gi?p cho h? th?ng c? th? kh?i ph?c l?i tr?ng > th?i > tr??c khi g?p s? c? nhanh nh?t. Th?i gian ph?c h?i l?i h? > th?ng nhanh > t?i ??u c?ng th? hi?n c?ng t?c sao l?u t?t t?i ??. B?n sao l?u > t?t, b?n > s? c? d? li?u, tham s? h? th?ng... ?? kh?i ph?c l? m?y ch? c? > h?ng h?c, > m?t ?i?n hay g?p s? c? b?t th??ng. > > Nh? v?y, c? c?c lo?i d? li?u sau b?n c?n k?ch b?n sao l?u: > 1. D? li?u h? th?ng: l? c?c t?p c?u h?nh h? th?ng, tham s? h? > th?ng, t?n > m?y ch?, thi?t l?p h? th?ng cho m?y ch? l?m vi?c t?t ??p ?ng > y?u c?u c?a > b?n. V? d?: ??a ch? m?y ch?, t?n m?y ch?, s? l??ng website m?y > ch? ph?c > v?, th? m?c ch?a d? li?u... > > 2. D? li?u (c?a ng??i s? d?ng/t? ch?c): ??y l? c?c d? li?u > (data) NSD > hay t? ch?c ??a l?n m?y ch?. V? d?: trang html, CSDL... > > 3. Nh?t k? v?n h?nh h? th?ng (logging): c?i n?y gi?ng nh? cu?n > s? nh?t > k? h?i tr?nh c?a ng??i thuy?n tr??ng ghi ch?p t? m? l?i t?t c? > nh?ng > ?i?u ?? x?y ra v?i h? th?ng. Kh?ng ph?n bi?t l? s? ki?n > t?t/x?u m? ??n > gi?n l? ghi l?i th?c t? (fact) l? c?i g? ?? x?y ra? x?y ra v?o > l?c n?o? > V? d?: v?i website l? ?? c? y?u c?u ph?c v? t? ??a ch? IP n?o? > h? v?o > bao nhi?u l?n? v?o website c?a b?n v?o l?c m?y gi?... > > T??ng ?ng v?i ba lo?i d? li?u tr?n, ch?ng ta c?ng c? nh?ng > chi?n l??c > sao l?u kh?c nhau v? c?ng c? t??ng ?ng ?? gi?p b?n sao l?u > ch?ng m?t > c?ch hi?u qu? nh?t. > > T?m l?i, c?ng c? ch?a ph?i l? ?i?u quan tr?ng nh?t ??i v?i > b?n, m? ?i?u > quan tr?ng l? b?n c?n l?m r? b?n c?n sao l?u th?ng tin (d? > li?u g?)? m?c > ?? quan tr?ng c?a d? li?u ?? ??i v?i b?n ra sao? > > P/S: v? ??ng qu?n tham kh?o c?c g?i ? r?t ch? l? c?a HTH nh?. > > Ch?c b?n th?nh c?ng. > > > > On Thu, 2009-01-15 at 10:23 +0700, chairuou wrote: > > L? Anh S?n wrote: > > > Em ?? c?i 1 con webserver, dns server > > > Nh?ng e ch?a bi?t c?ch b?o tr? n? nh? th? n?o! > > > Ai c? kinh nghi?m h??ng d?n em v?i! > > > Bao l?u th? kh?i ??ng l?i m?t l?n, c?ch th?c backup nh? > th? n?o? > > > > > > > > ;) T?i sao c?n kh?i ??ng l?i ? > > V? ph?n "c?ch th?c backup nh? th? n?o" th? b?n c? th? t? tr? > l?i b?ng > > c?ch tr? l?i c?u h?i: > > - v?i webserver th? c?n l?u l?i nh?ng g? ?? trong tr??ng > h?p m?y ch? > > h?ng c? th? kh?i ph?c l?i d?ch v? nhanh nh?t > > v?i g?i ?: config, web pages (static, dynamic), database > > - c?ch th?c backup th? c? nhi?u, backup th? c?ng, backup > b?ng script t? > > vi?t v? ch?y v?i cron, backup to?n b? system v?i c?c tool > nh? backuppc... > > Ngo?i ra vi?c maintenance m?t m?y ch? theo ??ng ngh?a c?ng > kh?ng h? ??n > > gi?n m?c d? kh?ng ph?i l? vi?c kh?, kinh nghi?m c?a t?i l?: > ghi l?i m?i > > th? b?n l?m v?i c?i m?y ch? ??, t? qu? tr?nh c?i ??t OS, > drivers, config > > cho c?c thi?t b?, config network. M?i thay ??i n?y c?n ???c > l?u tr? l?i > > theo tr?nh t? th?i gian. Th?m ch? c?ch c?i b??i nh?t l? khi > ch?nh s?a > > config, ghi ch? l?i b?ng comment ngay trong config file. Tuy > nhi?n t?t > > nh?t l? n?n ghi ch?p l?i c?ng chi ti?t c?ng t?t. > > HTH, > > > > _______________________________________________ > > POST RULES : > http://wiki.hanoilug.org/hanoilug:mailing_list_guidelines > > _______________________________________________ > > HanoiLUG mailing lists: http://lists.hanoilug.org/ > > HanoiLUG wiki: http://wiki.hanoilug.org/ > > HanoiLUG blog: http://blog.hanoilug.org/ > > -- > Ma Hoang Hai, > CEO, V.SENA > Building 35, Dien Bien Phu st., > Tel: (84-4) - 37 347 344 > Fax: (84-4) - 37 347 344 > Mobile: 0913.237986 > Email: haimh.oss at gmail.com or vsena.jsc at gmail.com > Website: http://www.vsena.vn > > > _______________________________________________ > POST RULES : > http://wiki.hanoilug.org/hanoilug:mailing_list_guidelines > _______________________________________________ > HanoiLUG mailing lists: http://lists.hanoilug.org/ > HanoiLUG wiki: http://wiki.hanoilug.org/ > HanoiLUG blog: http://blog.hanoilug.org/ > > > > -- > L? Anh S?n > People's Army Newspaper Online > Phone number: 094.468.1717 > Other mail: anhson at qdnd.vn > Y!H ID: sonleanh81 -- Ma Hoang Hai, CEO, V.SENA Building 35, Dien Bien Phu st., Tel: (84-4) - 37 347 344 Fax: (84-4) - 37 347 344 Mobile: 0913.237986 Email: haimh.oss at gmail.com or vsena.jsc at gmail.com Website: http://www.vsena.vn
