{"id":969,"date":"2021-04-29T13:53:55","date_gmt":"2021-04-29T13:53:55","guid":{"rendered":"https:\/\/dev.sourcecode.sk\/wsczkb\/?post_type=ht_kb&p=969"},"modified":"2022-03-03T16:01:09","modified_gmt":"2022-03-03T15:01:09","slug":"zalohovani-a-snapshoty","status":"publish","type":"ht_kb","link":"https:\/\/www.websupport.cz\/podpora\/kb\/zalohovani-a-snapshoty\/","title":{"rendered":"Z\u00e1lohov\u00e1n\u00ed a snapshoty"},"content":{"rendered":"\n

Kombinace slu\u017eby Z\u00e1lohov\u00e1n\u00ed a snapshot\u016f je spolehliv\u00fdm zp\u016fsobem pro udr\u017eov\u00e1n\u00ed Va\u0161ich dat a stavu OS v bezpe\u010d\u00ed, nap\u0159\u00edklad p\u0159i pr\u00e1ci s daty, \u010di b\u011b\u017en\u00e9 \u00fadr\u017eb\u011b serveru a aktualizac\u00edch. Ob\u011b maj\u00ed svoje vyu\u017eit\u00ed a specifikace, kter\u00e9 si p\u0159edstav\u00edme v tomto \u010dl\u00e1nku.<\/p>\n\n\n\n

Z\u00c1LOHOV\u00c1N\u00cd<\/h2>\n\n\n\n

Z\u00e1lohov\u00e1n\u00ed slou\u017e\u00ed na bezpe\u010dn\u00e9 ukl\u00e1d\u00e1n\u00ed dat Va\u0161eho serveru, kter\u00e9 se vykon\u00e1v\u00e1 prost\u0159ednictv\u00edm vyhrazen\u00e9 optick\u00e9 s\u00edt\u011b do jin\u00e9ho datacentra (to se nach\u00e1z\u00ed na opa\u010dn\u00e9m konci Prahy). Z\u00e1lohy jsou vykon\u00e1van\u00e9 na \u00farovni souborov\u00e9ho syst\u00e9mu p\u0159es rsync nad v\u0161emi adres\u00e1\u0159i (krom\u011b t\u011bch, kde je v cest\u011b „cache“), spolu s t\u011bmito z\u00e1lohami je mo\u017en\u00e9 vykon\u00e1vat i dump datab\u00e1z\u00ed. Slou\u017e\u00ed tedy nap\u0159\u00edklad na obnovu Va\u0161eho webu, nebo n\u011bkter\u00e9 jeho sou\u010d\u00e1sti.<\/p>\n\n\n\n

Z\u00e1lohy jsou dostupn\u00e9 po dobu 14 dn\u00ed, p\u0159i\u010dem\u017e se prvn\u00ed z\u00e1loha vykon\u00e1v\u00e1 kompletn\u011b a d\u00e1le rozd\u00edlov\u00e1 – tedy vytvo\u0159\u00ed se z\u00e1loha soubor\u016f, kter\u00e9 byly re\u00e1ln\u011b zm\u011bn\u011bn\u00e9, proto\u017ee z\u00e1lohu ostatn\u00edch soubor\u016f u\u017e m\u00e1te vytvo\u0159enou. Z\u00e1lohy jsou u linuxov\u00fdch distribuc\u00ed dostupn\u00e9 jako mountpoint \/backup. <\/p>\n\n\n\n

SNAPSHOTY<\/h2>\n\n\n\n

Snapshoty<\/a> slou\u017e\u00ed na ulo\u017een\u00ed stavu OS Va\u0161eho virtu\u00e1ln\u00edho serveru, vyu\u017eijete je nap\u0159\u00edklad po aktualizaci n\u011bkter\u00e9 sou\u010d\u00e1sti VPS, nap\u0159\u00edklad PHP, nebo po zm\u011bn\u011b konfigurac\u00ed. Jak na to a na jeho obnovu se do\u010dtete v tomto postupu.<\/p>\n\n\n\n

P\u0159i obnov\u011b ze snapshotu se vr\u00e1t\u00ed cel\u00fd image disku, teda nen\u00ed mo\u017en\u00e9 vybrat konkr\u00e9tn\u00ed adres\u00e1\u0159e a soubory, jako v p\u0159\u00edpad\u011b Z\u00e1lohov\u00e1n\u00ed. Ka\u017ed\u00fd snapshot m\u00e1 \u017eivotnost 28 dn\u00ed, p\u0159i\u010dem\u017e jeden z\u00edsk\u00e1v\u00e1te automaticky zadarmo – dal\u0161\u00ed si m\u016f\u017eete kdykoliv dokoupit za cenu 4.9 EUR \/ m\u011bs\u00edc. <\/p>\n\n\n\n

M\u016f\u017eete si nap\u0159\u00edklad p\u0159edstavit sv\u016fj pracovn\u00ed st\u016fl, na kter\u00e9m m\u00e1te rozlo\u017een\u00e9 r\u016fzn\u00e9 v\u011bci. Chystaj\u00ed se k V\u00e1m mal\u00ed\u0159i, tak si ud\u011bl\u00e1te fotografii cel\u00e9ho stolu – kdy\u017e zjist\u00edte, \u017ee n\u011bco nen\u00ed na sv\u00e9m m\u00edst\u011b, m\u00e1te svoji fotografii, podle kter\u00e9 um\u00edte v\u011bci na stole poskl\u00e1dat tak, jako byly p\u0159edt\u00edm, ne\u017e V\u00e1m ho tot\u00e1ln\u011b rozh\u00e1zeli nepo\u0159\u00e1dn\u00ed mal\u00ed\u0159i. To jsou snapshoty. Pokud by V\u00e1m nap\u0159\u00edklad rozbili obl\u00edben\u00fd hrne\u010dek, otev\u0159ete z\u00e1suvku a vyt\u00e1hnete nov\u00fd ze z\u00e1lohy, m\u00e1te jich p\u0159ece 14.<\/p>\n","protected":false},"excerpt":{"rendered":"

Kombinace slu\u017eby Z\u00e1lohov\u00e1n\u00ed a snapshot\u016f je spolehliv\u00fdm zp\u016fsobem pro udr\u017eov\u00e1n\u00ed Va\u0161ich dat a stavu OS v bezpe\u010d\u00ed, nap\u0159\u00edklad p\u0159i pr\u00e1ci s daty, \u010di b\u011b\u017en\u00e9 \u00fadr\u017eb\u011b serveru a aktualizac\u00edch. Ob\u011b maj\u00ed svoje vyu\u017eit\u00ed a specifikace, kter\u00e9 si p\u0159edstav\u00edme v tomto \u010dl\u00e1nku. Z\u00c1LOHOV\u00c1N\u00cd Z\u00e1lohov\u00e1n\u00ed slou\u017e\u00ed na bezpe\u010dn\u00e9 ukl\u00e1d\u00e1n\u00ed dat Va\u0161eho serveru, kter\u00e9…<\/p>\n","protected":false},"author":3,"template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[48,72],"ht-kb-tag":[],"class_list":["post-969","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-vps","ht_kb_category-servery"],"yoast_head":"\nZ\u00e1lohov\u00e1n\u00ed a snapshoty - Websupport Centrum n\u00e1pov\u011bdy<\/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:\/\/www.websupport.cz\/podpora\/kb\/zalohovani-a-snapshoty\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Z\u00e1lohov\u00e1n\u00ed a snapshoty - Websupport Centrum n\u00e1pov\u011bdy\" \/>\n<meta property=\"og:description\" content=\"Kombinace slu\u017eby Z\u00e1lohov\u00e1n\u00ed a snapshot\u016f je spolehliv\u00fdm zp\u016fsobem pro udr\u017eov\u00e1n\u00ed Va\u0161ich dat a stavu OS v bezpe\u010d\u00ed, nap\u0159\u00edklad p\u0159i pr\u00e1ci s daty, \u010di b\u011b\u017en\u00e9 \u00fadr\u017eb\u011b serveru a aktualizac\u00edch. 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