{"id":30786,"date":"2019-10-31T21:37:26","date_gmt":"2019-10-31T18:37:26","guid":{"rendered":"https:\/\/prohoster.info\/blog\/masshtabirovanie-zimbra-collaboration-suite\/"},"modified":"2019-10-31T21:37:26","modified_gmt":"2019-10-31T18:37:26","slug":"masshtabirovanie-zimbra-collaboration-suite","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/masshtabirovanie-zimbra-collaboration-suite","title":{"rendered":"\u0160k\u00e1len\u00ed Zimbra Collaboration Suite","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Jedn\u00edm z hlavn\u00edch c\u00edl\u016f pro podnik\u00e1n\u00ed je r\u016fst a rozvoj. V dne\u0161n\u00ed dob\u011b zvy\u0161ov\u00e1n\u00ed po\u010dtu v\u00fdrobn\u00edch prostor, stejn\u011b jako n\u00e1stup nov\u00fdch zam\u011bstnanc\u016f a partner\u016f, znamen\u00e1 neust\u00e1l\u00fd n\u00e1r\u016fst z\u00e1t\u011b\u017ee na IT infrastrukturu podniku. Pr\u00e1v\u011b proto p\u0159i implementaci jak\u00e9hokoli \u0159e\u0161en\u00ed mus\u00ed IT mana\u017eer podniku br\u00e1t v \u00favahu tak\u00e9 takovou charakteristiku, jako je \u0161k\u00e1lovatelnost. Schopnost udr\u017eet vysokou pracovn\u00ed z\u00e1t\u011b\u017e p\u0159i p\u0159id\u00e1v\u00e1n\u00ed nov\u00fdch v\u00fdpo\u010detn\u00edch z\u00e1t\u011b\u017e\u00ed je pro ISP zvl\u00e1\u0161t\u011b kritick\u00e1. Poj\u010fme se pod\u00edvat na mo\u017enosti \u0161k\u00e1lov\u00e1n\u00ed, kter\u00e9 nab\u00edz\u00ed Zimbra Collaboration Suite, jako\u017eto produkt pou\u017e\u00edvan\u00fd r\u016fzn\u00fdmi poskytovateli SaaS po cel\u00e9m sv\u011bt\u011b.<\/p>\n

\"\u0160k\u00e1len\u00ed<\/a><\/noindex><\/p>\n

\u0160k\u00e1lovatelnost b\u00fdv\u00e1 dvou typ\u016f: vertik\u00e1ln\u00ed a horizont\u00e1ln\u00ed. V prvn\u00edm p\u0159\u00edpad\u011b je n\u00e1r\u016fst v\u00fdkonu \u0159e\u0161en\u00ed dosa\u017een p\u0159id\u00e1n\u00edm v\u00fdpo\u010detn\u00ed a dal\u0161\u00ed kapacity ke st\u00e1vaj\u00edc\u00edm uzl\u016fm IT infrastruktury, zat\u00edmco ve druh\u00e9m p\u0159\u00edpad\u011b se n\u00e1r\u016fst v\u00fdkonu dosahuje p\u0159id\u00e1n\u00edm nov\u00fdch v\u00fdpo\u010detn\u00edch uzl\u016f, kter\u00e9 p\u0159eb\u00edraj\u00ed \u010d\u00e1st z\u00e1t\u011b\u017ee. V Zimbra Collaboration Suite je podporov\u00e1no jak horizont\u00e1ln\u00ed, tak vertik\u00e1ln\u00ed \u0161k\u00e1lov\u00e1n\u00ed.<\/p>\n

Vertik\u00e1ln\u00ed \u0161k\u00e1lov\u00e1n\u00ed v p\u0159\u00edpad\u011b, \u017ee se rozhodnete p\u0159idat na v\u00e1\u0161 server v\u00fdpo\u010detn\u00ed v\u00fdkon, se v podstat\u011b neli\u0161\u00ed od migrace na nov\u00fd, v\u00fdkonn\u011bj\u0161\u00ed server se Zimbra. Pokud se ale rozhodnete k serveru p\u0159idat sekund\u00e1rn\u00ed \u00falo\u017ei\u0161t\u011b pro e-maily, ur\u010dit\u011b naraz\u00edte na omezen\u00ed vlo\u017een\u00e9 v Zimbra Open-Source Edition. Ve skute\u010dnosti nen\u00ed mo\u017en\u00e9 v bezplatn\u00e9 verzi Zimbra p\u0159ipojit sekund\u00e1rn\u00ed objemy pro ukl\u00e1d\u00e1n\u00ed e-mail\u016f. Tento probl\u00e9m pro u\u017eivatele bezplatn\u00e9 verze Zimbra m\u00e1 \u0159e\u0161it roz\u0161\u00ed\u0159en\u00ed Zextras PowerStore, kter\u00e9 umo\u017e\u0148uje p\u0159ipojit k serveru jak fyzick\u00e1, tak cloudov\u00e1 S3 sekund\u00e1rn\u00ed \u00falo\u017ei\u0161t\u011b. Krom\u011b toho PowerStore obsahuje algoritmy komprese a deduplikace, kter\u00e9 mohou zv\u00fd\u0161it efektivitu ukl\u00e1d\u00e1n\u00ed dat na st\u00e1vaj\u00edc\u00edch m\u00e9di\u00edch. <\/p>\n

Vytv\u00e1\u0159en\u00ed sekund\u00e1rn\u00edch objem\u016f je obzvl\u00e1\u0161\u0165 \u017e\u00e1dan\u00e9 mezi ISP, kte\u0159\u00ed pou\u017e\u00edvaj\u00ed rychl\u00e9, ale drah\u00e9 SSD jako prim\u00e1rn\u00ed \u00falo\u017ei\u0161t\u011b, zat\u00edmco sekund\u00e1rn\u00ed \u00falo\u017ei\u0161t\u011b umis\u0165uj\u00ed na pomalej\u0161\u00ed, ale cenov\u011b dostupn\u011bj\u0161\u00ed HDD. D\u00edky transparentn\u00edm odkaz\u016fm, kter\u00e9 jsou ulo\u017eeny na SSD, syst\u00e9m st\u00e1le funguje celkem rychle, a d\u00edky kompresi a deduplikaci m\u016f\u017ee ka\u017ed\u00fd server uchov\u00e1vat mnohem v\u00edce e-mail\u016f. To vede k ekonomick\u00e9 efektivit\u011b. servery<\/a> s sekund\u00e1rn\u00edmi \u00falo\u017ei\u0161ti a Zextras PowerStore je v\u00fdrazn\u011b vy\u0161\u0161\u00ed ne\u017e p\u0159i pou\u017eit\u00ed standardn\u00ed funk\u010dnosti Zimbra OSE.<\/p>\n

\"\u0160k\u00e1len\u00ed
\n
\nHorizont\u00e1ln\u00ed \u0161k\u00e1lov\u00e1n\u00ed m\u016f\u017ee b\u00fdt podle definice vyu\u017e\u00edv\u00e1no pouze v multi-serverov\u00e9 infrastruktu\u0159e. P\u0159i multi-serverov\u00e9 instalaci jsou v\u0161echny moduly Zimbra rozlo\u017eeny na r\u016fzn\u00fdch stroj\u00edch, co\u017e d\u00e1v\u00e1 administr\u00e1torovi t\u00e9m\u011b\u0159 nekone\u010dnou mo\u017enost p\u0159id\u00e1vat dal\u0161\u00ed LDAP repliky, MTA a proxy servery, stejn\u011b jako e-mailov\u00e1 \u00falo\u017ei\u0161t\u011b. <\/p>\n

Proces p\u0159id\u00e1v\u00e1n\u00ed nov\u00fdch uzl\u016f vych\u00e1z\u00ed z procesu popsan\u00e9ho v jednom z na\u0161ich p\u0159edchoz\u00edch \u010dl\u00e1nk\u016f<\/a><\/noindex> p\u0159i multi-serverov\u00e9 instalaci Zimbra. Sta\u010d\u00ed nainstalovat pot\u0159ebn\u00e9 moduly Zimbra na server a zadat adresu Master LDAP, stejn\u011b jako autentifika\u010dn\u00ed \u00fadaje. Po tomto kroku se nov\u00e9 uzly stanou sou\u010d\u00e1st\u00ed infrastruktury Zimbra a Zimbra Proxy zajist\u00ed rozd\u011blen\u00ed z\u00e1t\u011b\u017ee mezi servery. P\u0159itom v\u0161echny d\u0159\u00edve vytvo\u0159en\u00e9 e-mailov\u00e9 schr\u00e1nky a jejich obsah z\u016fst\u00e1vaj\u00ed na t\u011bch \u00falo\u017ei\u0161t\u00edch, kde se nach\u00e1zely d\u0159\u00edve. <\/p>\n

Obvykle se do infrastruktury Zimbra p\u0159id\u00e1vaj\u00ed nov\u00e1 e-mailov\u00e1 \u00falo\u017ei\u0161t\u011b s v\u00fdpo\u010dtem jednoho serveru na 2500 aktivn\u00edch u\u017eivatel\u016f webov\u00e9ho klienta Zimbra a a\u017e 5-6 tis\u00edc u\u017eivatel\u016f desktopov\u00fdch a mobiln\u00edch e-mailov\u00fdch klient\u016f. Tento po\u010det u\u017eivatel\u016f umo\u017e\u0148uje dos\u00e1hnout maxim\u00e1ln\u00ed reaguj\u00edc\u00ed pr\u00e1ce serveru a vyhnout se probl\u00e9m\u016fm s dostupnost\u00ed a dlouh\u00fdmi \u010dasy na\u010d\u00edt\u00e1n\u00ed.<\/p>\n

Krom\u011b toho maj\u00ed administr\u00e1to\u0159i multi-serverov\u00e9 infrastruktury tak\u00e9 mo\u017enost p\u0159ipojit sekund\u00e1rn\u00ed \u00falo\u017ei\u0161t\u011b, stejn\u011b jako prov\u00e1d\u011bt kompresi a deduplikaci na ka\u017ed\u00e9m e-mailov\u00e9m \u00falo\u017ei\u0161ti pomoc\u00ed Zextras PowerStore. Pou\u017eit\u00ed tohoto zimletu umo\u017e\u0148uje u\u0161et\u0159it a\u017e 50 % diskov\u00e9ho prostoru, a to v kombinaci s vy\u0161\u0161\u00ed ekonomickou efektivitou cel\u00e9 infrastruktury. V p\u0159\u00edpad\u011b velk\u00fdch ISP m\u016f\u017ee ekonomick\u00fd efekt takov\u00e9 optimalizace infrastruktury dosahovat opravdu velk\u00fdch hodnot.
\n
Zdroj: habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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