{"id":46416,"date":"2022-07-28T16:19:00","date_gmt":"2022-07-28T15:19:00","guid":{"rendered":"https:\/\/www.soitron.com\/?p=46416"},"modified":"2023-12-04T17:00:15","modified_gmt":"2023-12-04T16:00:15","slug":"dostupnost-cloudu-neznamena-dostupnost-dat","status":"publish","type":"post","link":"https:\/\/new.soitron.com\/cs\/dostupnost-cloudu-neznamena-dostupnost-dat\/","title":{"rendered":"IT konzultant: 99,9% dostupnost cloudu je\u0161t\u011b neznamen\u00e1, \u017ee se firma dostane i ke sv\u00fdm dat\u016fm"},"content":{"rendered":"\n<p><strong><strong>Cloud a&nbsp;datacentra m\u011bly do firem p\u0159in\u00e9st revoluci. Nejutopisti\u010dt\u011bj\u0161\u00ed vize slibovaly budoucnost bez zamrz\u00e1n\u00ed aplikac\u00ed, data dostupn\u00e1 odkudkoli a&nbsp;bez nutnosti se o&nbsp;cokoli starat. Taky m\u00e1te pocit, \u017ee se n\u011bco pokazilo? \u0160tefan P\u00e1ter ze Soitronu d\u00e1v\u00e1 dohromady \u0159e\u0161en\u00ed, kter\u00e9 maj\u00ed firm\u00e1m a&nbsp;jejich zam\u011bstnanc\u016fm usnadnit \u017eivot a&nbsp;p\u0159ipravit je na digit\u00e1ln\u00ed budoucnost. V&nbsp;rozhovoru vysv\u011btluje, kde d\u011bl\u00e1me chybu, kdy\u017e si mysl\u00edme, \u017ee data v&nbsp;cloudu budou dostupn\u00e1 99,9&nbsp;% \u010dasu, a&nbsp;jak\u00fd je rozd\u00edl v&nbsp;uva\u017eov\u00e1n\u00ed mezi firemn\u00edm IT kdysi a&nbsp;dnes.<\/strong><\/strong><\/p>\n\n\n\n<p><strong>V&nbsp;rozhovoru se dov\u00edte:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kter\u00fdm firm\u00e1m se vyplat\u00ed uva\u017eovat nad modern\u011bj\u0161\u00ed IT infrastrukturou, a&nbsp;kter\u00fdm ne<\/li>\n\n\n\n<li>Jak u\u0161et\u0159it aj\u0165\u00e1k\u016fm ve firm\u011b \u010das<\/li>\n\n\n\n<li>Pro\u010d cloud nesplnil v\u0161echno, co na za\u010d\u00e1tku sliboval<\/li>\n\n\n\n<li>Kdy se firm\u011b vyplat\u00ed m\u00edt IT u&nbsp;sebe<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"557\" height=\"405\" src=\"https:\/\/www.soitron.com\/wp-content\/uploads\/2020\/03\/HX_clanok_5.png\" alt=\"\" class=\"wp-image-30552\" srcset=\"https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/HX_clanok_5.png 557w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/HX_clanok_5-300x218.png 300w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/HX_clanok_5-390x283.png 390w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/HX_clanok_5-322x234.png 322w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><figcaption class=\"wp-element-caption\">Google search for the word &#8220;cloud&#8221;.<\/figcaption><\/figure>\n\n\n\n<p><strong>Co d\u011bl\u00e1 pre-sales konzultant?<\/strong><\/p>\n\n\n\n<p>Kdy\u017e se rozb\u011bhne komunikace s&nbsp;potenci\u00e1ln\u00edm z\u00e1kazn\u00edkem, zji\u0161\u0165uji jeho po\u017eadavky, navrhuji \u0159e\u0161en\u00ed a&nbsp;d\u011bl\u00e1m cenov\u00e9 kalkulace. N\u011bkdy dokonce po\u0159\u00e1d\u00e1me workshopy, na kter\u00fdch si se z\u00e1kazn\u00edky popov\u00edd\u00e1me, abychom l\u00e9pe pochopili jejich probl\u00e9my a&nbsp;oni snadn\u011bji p\u0159ijali na\u0161e \u0159e\u0161en\u00ed.<\/p>\n\n\n\n<p><strong>Jak\u00fd je rozd\u00edl nebo vztah mezi v\u00e1mi a&nbsp;obchodn\u00edkem?<\/strong><\/p>\n\n\n\n<p>Na popt\u00e1vk\u00e1ch d\u011bl\u00e1me spole\u010dn\u011b. J\u00e1 vytv\u00e1\u0159\u00edm podklady k&nbsp;tomu, abychom z\u00e1kazn\u00edkovi dok\u00e1zali poskl\u00e1dat produkt, kter\u00fd mu bude co nejv\u00edc vyhovovat. V&nbsp;IT neust\u00e1le vznik\u00e1 n\u011bco nov\u00e9ho nebo za n\u00e1mi z\u00e1kazn\u00edci p\u0159ich\u00e1zej\u00ed s&nbsp;nov\u00fdmi situacemi, na kter\u00e9 hledaj\u00ed odpov\u011b\u010f.<\/p>\n\n\n\n<p><strong>Nap\u0159\u00edklad?<\/strong><\/p>\n\n\n\n<p>Rozd\u011blil bych to na firmy, kter\u00e9 maj\u00ed svoji IT infrastrukturu a&nbsp;nepot\u0159ebuj\u00ed se neust\u00e1le p\u0159izp\u016fsobovat n\u011bjak\u00fdm zm\u011bn\u00e1m \u2013 nap\u0159\u00edklad v\u00fdrobn\u00ed podniky nebo takov\u00e9, kter\u00e9 nepot\u0159ebuj\u00ed ka\u017edou chv\u00edli testovat a&nbsp;nasazovat nov\u00fd software a&nbsp;aplikace. U&nbsp;nich je IT sp\u00ed\u0161 statick\u00e9 \u2013 jeho \u00fakolem je dlouhodob\u011b zaji\u0161\u0165ovat jeden typ slu\u017eby a&nbsp;moc se to nem\u011bn\u00ed.<\/p>\n\n\n\n<p>A&nbsp;pak jsou firmy, kter\u00e9 se z&nbsp;pohledu sv\u00e9ho byznysu zaj\u00edmaj\u00ed i&nbsp;o&nbsp;nov\u00e9 v\u011bci. Ty m\u00edvaj\u00ed jin\u00e9 po\u017eadavky. Cht\u011bj\u00ed testovat nov\u00e9 servery nebo aplikace, p\u0159e\u010dtou si o&nbsp;nov\u00e9 technologii a&nbsp;hned si ji cht\u011bj\u00ed vyzkou\u0161et. V&nbsp;klasick\u00e9 firemn\u00ed IT infrastruktu\u0159e je tohle mo\u017en\u00e9 m\u00e1lokdy. Kdy\u017e je n\u011bco ur\u010den\u00e9 pro v\u00e1\u0161 intern\u00ed provoz, tak v\u00e1m tam nikdo jen tak nedovol\u00ed vytv\u00e1\u0159et a&nbsp;spou\u0161t\u011bt n\u011bjak\u00e9 testovac\u00ed prost\u0159ed\u00ed. Na to se mnohem v\u00edc hod\u00ed takzvan\u00e1 hyperkonvergovan\u00e1 infrastruktura.<\/p>\n\n\n\n<p><strong>M\u016f\u017eete mi p\u0159elo\u017eit slovo hyperkonvergovan\u00e1?<\/strong><\/p>\n\n\n\n<p>Je to n\u011bco, co v&nbsp;sob\u011b spojuje v\u00edc komponent a&nbsp;funkc\u00ed do jednoho \u0159e\u0161en\u00ed. M\u00e1 to jednodu\u0161\u0161\u00ed spr\u00e1vu a&nbsp;je to daleko automati\u010dt\u011bj\u0161\u00ed a&nbsp;celkov\u011b jednodu\u0161\u0161\u00ed.<\/p>\n\n\n\n<p><strong>V&nbsp;\u010dem mi to tedy pom\u016f\u017ee, kdy\u017e chci n\u011bco testovat?<\/strong><\/p>\n\n\n\n<p>Hyperkonvergovan\u00e1 infrastruktura umo\u017e\u0148uje mnohem lep\u0161\u00ed odd\u011blen\u00ed r\u016fzn\u00fdch prost\u0159ed\u00ed. Pokud n\u011bco pot\u0159ebujete jenom zkou\u0161et, jednodu\u0161e si vytvo\u0159\u00edte virtu\u00e1ln\u00ed testovac\u00ed prost\u0159ed\u00ed a&nbsp;nemus\u00edte se b\u00e1t, \u017ee v\u00e1m ovlivn\u00ed cel\u00fd syst\u00e9m.<\/p>\n\n\n\n<p>Pak jsou tu v\u00fdvoj\u00e1\u0159sk\u00e9 spole\u010dnosti, kter\u00e9 pot\u0159ebuj\u00ed hodn\u011b testovac\u00edch sc\u00e9n\u00e1\u0159\u016f. \u0158ekn\u011bme, \u017ee vytv\u00e1\u0159\u00edte n\u011bjakou aplikaci pro n\u011bkolik z\u00e1kazn\u00edk\u016f, ale ka\u017ed\u00fd m\u00e1 trochu jin\u00e9 pot\u0159eby. V&nbsp;takov\u00e9m p\u0159\u00edpad\u011b nastupuje dal\u0161\u00ed u\u017eite\u010dn\u00e1 vlastnost \u2013 automatizace. Jedn\u00edm klepnut\u00edm vytvo\u0159\u00edte nov\u00e1 virtu\u00e1ln\u00ed testovac\u00ed prost\u0159ed\u00ed a&nbsp;v&nbsp;ka\u017ed\u00e9m rozjedete jin\u00fd sc\u00e9n\u00e1\u0159. Kdy\u017e je pot\u0159eba n\u011bco zm\u011bnit, nap\u0159\u00edklad zv\u00fd\u0161it velikost diskov\u00e9ho prostoru, tak se to d\u00e1 ud\u011blat i&nbsp;bez toho, aby to musel \u0159e\u0161it administr\u00e1tor. Vytvo\u0159it, otestovat a&nbsp;smazat to cel\u00e9 m\u016f\u017ee jeden \u010dlov\u011bk.<\/p>\n\n\n\n<p><strong>Pro\u010d je k&nbsp;tomu vhodn\u00e1 pr\u00e1v\u011b hyperkonvergovan\u00e1 infrastruktura? Co je na n\u00ed jin\u00e9?<\/strong><\/p>\n\n\n\n<p>Z\u00e1kladn\u00ed vlastnost hyperkonvergovan\u00e9ho syst\u00e9mu je, \u017ee spojuje datov\u00e9 \u00falo\u017ei\u0161t\u011b, procesorov\u00fd v\u00fdkon a&nbsp;pam\u011b\u0165ovou kapacitu do jednoho bal\u00ed\u010dku. Je to cel\u00e9 poskl\u00e1dan\u00e9 z&nbsp;komponent, kter\u00e9 maj\u00ed jednu centr\u00e1ln\u00ed spr\u00e1vu. V\u0161echno se d\u00e1 propojit s&nbsp;dal\u0161\u00edmi \u010d\u00e1stmi firemn\u00edho IT nebo s&nbsp;cloudov\u00fdmi slu\u017ebami. Klasick\u00e1 IT infrastruktura se skl\u00e1d\u00e1 ze samostatn\u00fdch \u010d\u00e1st\u00ed a&nbsp;ka\u017ed\u00e1 z&nbsp;nich m\u00e1 vlastn\u00ed spr\u00e1vu. Proto nen\u00ed tak dynamick\u00e1. Nejde v&nbsp;n\u00ed jen tak p\u0159id\u00e1vat a&nbsp;odeb\u00edrat disky a&nbsp;spou\u0161t\u011bt na nich nov\u00e1 virtu\u00e1ln\u00ed prost\u0159ed\u00ed, proto\u017ee jsou z\u00e1visl\u00e9 na v\u00fdkonu jednotliv\u00fdch komponent. A&nbsp;spr\u00e1vce dal\u0161\u00edch samostatn\u00fdch syst\u00e9m\u016f p\u0159ece nechcete otravovat.<\/p>\n\n\n\n<p><strong>Tak\u017ee se nemus\u00edm starat o&nbsp;hardware a&nbsp;prost\u011b si spou\u0161t\u00edm, co zrovna pot\u0159ebuju.<\/strong><\/p>\n\n\n\n<p>Ano, obvykle p\u0159es jednoduch\u00e9 webov\u00e9 rozhran\u00ed. M\u016f\u017eete m\u00edt dokonce p\u0159edem p\u0159ipraven\u00e9 \u0161ablony na konkr\u00e9tn\u00ed v\u011bci. T\u0159eba na e-mailov\u00fd syst\u00e9m, SQL datab\u00e1zi a&nbsp;podobn\u011b. Jenom zad\u00e1te, jak\u00fd v\u00fdkon pot\u0159ebujete, a&nbsp;je to.<\/p>\n\n\n\n<p><strong>Ocen\u00ed to i&nbsp;n\u011bkdo jin\u00fd ne\u017e v\u00fdvoj\u00e1\u0159i?<\/strong><\/p>\n\n\n\n<p>Nejenom oni. M\u016f\u017eou to b\u00fdt nap\u0159\u00edklad i&nbsp;poskytovatel\u00e9 hostingu. V&nbsp;za\u010d\u00e1tc\u00edch si takov\u00e9 syst\u00e9my vyr\u00e1b\u011bli sami \u2013 \u0159\u00edkalo se jim skl\u00e1da\u010dky. Dnes naopak sleduj\u00ed, co v\u0161echno jde zautomatizovat. Z\u00e1kazn\u00edk nechce ps\u00e1t po\u017eadavek na spr\u00e1vce kv\u016fli ka\u017ed\u00e9 drobnosti. \u010cek\u00e1, \u017ee si ve webov\u00e9m prohl\u00ed\u017ee\u010di naklik\u00e1, co pot\u0159ebuje, a&nbsp;v\u0161echno se zpracuje automaticky.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.soitron.com\/wp-content\/uploads\/2020\/03\/network-2402637_1280-1024x576.jpg\" alt=\"\" class=\"wp-image-30988\" srcset=\"https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/network-2402637_1280-1024x576.jpg 1024w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/network-2402637_1280-300x169.jpg 300w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/network-2402637_1280-768x432.jpg 768w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/network-2402637_1280-360x203.jpg 360w, https:\/\/new.soitron.com\/wp-content\/uploads\/2020\/03\/network-2402637_1280.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Firemn\u00ed IT si u\u017e um\u00edme naklikat jako v&nbsp;e-shopu<\/h2>\n\n\n\n<p><strong>Neumo\u017e\u0148uje tohle v\u0161echno cloud?<\/strong><\/p>\n\n\n\n<p>Z&nbsp;pohledu spr\u00e1vy ano \u2013 ot\u00e1zka zn\u00ed, co je na druh\u00e9 stran\u011b. Bu\u010f jsou to separovan\u00e9 servery, disky a&nbsp;s\u00ed\u0165 nebo n\u011bco, co se d\u00e1l vyv\u00edj\u00ed. Proto m\u00e1 spousta poskytovatel\u016f cloudu na svoj\u00ed stran\u011b pr\u00e1v\u011b takov\u00e1 hyperkonvergovan\u00e1 \u0159e\u0161en\u00ed. Integruj\u00ed je do sv\u00fdch webov\u00fdch port\u00e1l\u016f, kde si z\u00e1kazn\u00edk v\u0161echno pot\u0159ebn\u00e9 naklik\u00e1 s\u00e1m. \u0158\u00edk\u00e1 se tomu cloud, proto\u017ee to firma nem\u00e1 p\u0159\u00edmo u&nbsp;sebe, ale ve skute\u010dnosti je to \u010dastokr\u00e1t sp\u00ed\u0161 hyperkonvergovan\u00e1 infrastruktura.<\/p>\n\n\n\n<p><strong>Jednodu\u0161\u0161\u00ed spr\u00e1vu i&nbsp;automatizaci slibuje spousta technologi\u00ed. Ot\u00e1zkou je, jestli se po jejich nasazen\u00ed opravdu d\u00e1 p\u0159ej\u00edt od operativn\u00edch \u010dinnost\u00ed a&nbsp;\u00fadr\u017eby nap\u0159\u00edklad k&nbsp;business developmentu&#8230;<\/strong><\/p>\n\n\n\n<p>IT mana\u017ee\u0159i t\u00edm ur\u010dit\u011b z\u00edskaj\u00ed n\u011bjak\u00fd prostor. V\u017edycky je to ale o&nbsp;konkr\u00e9tn\u00ed firm\u011b. Pokud m\u00e1 400&nbsp;zam\u011bstnanc\u016f a&nbsp;m\u00e1 jednoho IT pracovn\u00edka, ten t\u011b\u017eko n\u011bkde u\u0161et\u0159\u00ed n\u011bjak\u00fd \u010das. Hyperkonvergovanou infrastrukturu by nejsp\u00ed\u0161 s\u00e1m p\u0159iv\u00edtal.<\/p>\n\n\n\n<p><strong>A&nbsp;co velk\u00e1 firma, kter\u00e1 m\u00e1 20&nbsp;IT administr\u00e1tor\u016f?<\/strong><\/p>\n\n\n\n<p>Dal\u0161\u00ed v\u011bc, kter\u00e1 se d\u00e1 odstranit automatizac\u00ed, jsou lidsk\u00e9 chyby. Ve firemn\u00ed IT infrastruktu\u0159e, kter\u00e1 je postaven\u00e1 podle klasick\u00e9ho modelu, se m\u016f\u017ee st\u00e1t, \u017ee chcete n\u011bco zm\u011bnit, ale zm\u011bna ovlivn\u00ed n\u011bco \u00fapln\u011b jin\u00e9ho, ne\u017e jste \u010dekali. T\u0159eba proto, \u017ee n\u011bkdo p\u0159ed v\u00e1mi n\u011bco n\u011bjak nastavil, \u017ee zapom\u00edn\u00e1te, \u017ee v\u00e1m chyb\u00ed dokumentace a&nbsp;podobn\u011b.<\/p>\n\n\n\n<p>Kdy\u017e jsou tyhle v\u011bci zautomatizovan\u00e9, skripty vznikaj\u00ed na pozad\u00ed \u2013 ned\u011blaj\u00ed se ru\u010dn\u011b. Riziko, \u017ee cel\u00fd syst\u00e9m spadne kv\u016fli p\u0159eklepu, je t\u00edm p\u00e1dem men\u0161\u00ed.<\/p>\n\n\n\n<p><strong>Dok\u00e1\u017eou tohle eliminovat zm\u00edn\u011bn\u00e9 \u201etemplaty\u201c?<\/strong><\/p>\n\n\n\n<p>Ano.<\/p>\n\n\n\n<p><strong>Tak\u017ee by se mi to jako firm\u011b vyplatilo, i&nbsp;kdy\u017e m\u00e1m n\u011bjak\u00e9 kritick\u00e9 aplikace \u2013 nap\u0159\u00edklad software, kter\u00fd ovl\u00e1d\u00e1 v\u00fdrobn\u00ed linku a&nbsp;podobn\u011b. Zkr\u00e1tka n\u011bco, co nesm\u00ed p\u0159estat fungovat.<\/strong><\/p>\n\n\n\n<p>Ned\u00edval bych se na to z&nbsp;pohledu kriti\u010dnosti. Benefit\u016f je v\u00edc. Z&nbsp;pohledu automatizace je dob\u0159e, \u017ee existuj\u00ed p\u0159edem p\u0159ipraven\u00e9 v\u011bci. M\u00e1m p\u0159ed sebou port\u00e1l, jak je n\u011bkde v&nbsp;cloudu, jen s&nbsp;t\u00edm rozd\u00edlem, \u017ee infrastruktura je te\u010f u&nbsp;m\u011b. Cel\u00e9 \u0159e\u0161en\u00ed nav\u00edc poskl\u00e1dal jeden v\u00fdrobce, tak\u017ee m\u00e1m jistotu, \u017ee je stabiln\u00ed a&nbsp;otestovan\u00e9 a&nbsp;nemus\u00edm k&nbsp;n\u011bmu n\u011bco dokupovat.<\/p>\n\n\n\n<p><strong>Va\u0161\u00edm \u00fakolem je takov\u00e1 \u0159e\u0161en\u00ed prod\u00e1vat. Proto se zept\u00e1m, jestli je hyperkonvergovan\u00e1 infrastruktura v&nbsp;porovn\u00e1n\u00ed s&nbsp;klasickou i&nbsp;levn\u011bj\u0161\u00ed?<\/strong><\/p>\n\n\n\n<p>Pokud si koup\u00edm nejlevn\u011bj\u0161\u00ed diskov\u00e9 pole a&nbsp;k&nbsp;n\u011bmu X server\u016f a&nbsp;bude mi to cel\u00e9 chodit, ale nejsp\u00ed\u0161 bez dokonal\u00e9ho komfortu jednoduch\u00e9 spr\u00e1vy, asi nen\u00ed s&nbsp;\u010d\u00edm srovn\u00e1vat. Takov\u00e9 \u0159e\u0161en\u00ed bude v\u011bt\u0161inou levn\u011bj\u0161\u00ed. Hyperkonvergovan\u00e9 \u0159e\u0161en\u00ed m\u00e1 smysl tehdy, kdy\u017e v\u00edm, \u017ee m\u00e1m n\u011bkolik aplikac\u00ed, kter\u00e9 m\u016fj syst\u00e9m vyt\u011b\u017euj\u00ed, o\u010dek\u00e1v\u00e1m vysokou dostupnost a&nbsp;m\u00e1m vyu\u017eit\u00ed pro automatizaci. U&nbsp;klasick\u00e9ho \u0159e\u0161en\u00ed mus\u00edm nav\u00edc po\u0159\u00e1d d\u011blat z\u00e1lohy nebo replikaci a&nbsp;cena t\u00edm p\u00e1dem roste. Z\u00e1le\u017e\u00ed, na kolika lokalit\u00e1ch firemn\u00ed aplikace b\u011b\u017e\u00ed. Kolik m\u00e1 firma zam\u011bstnanc\u016f, kte\u0159\u00ed pob\u00edhaj\u00ed po sv\u011bt\u011b nebo jsou v&nbsp;n\u011bjak\u00fdch pobo\u010dk\u00e1ch. Tehdy to smysl m\u00e1.<\/p>\n\n\n\n<p><strong>Tak\u017ee pokud m\u00e1 firma v\u00edc pobo\u010dek&#8230;<\/strong><\/p>\n\n\n\n<p>Dnes se hodn\u011b v\u011bc\u00ed centralizuje, ale i&nbsp;v&nbsp;lokalit\u00e1ch m\u016f\u017eou b\u011b\u017eet n\u011bjak\u00e9 aplikace, kter\u00e9 jsou vysloven\u011b nutn\u00e9 pro v\u00fdrobu.<\/p>\n\n\n\n<p>Takov\u00fdm firm\u00e1m se vyplat\u00ed kombinace hyperkonvergovan\u00e9 infrastruktury v&nbsp;datacentru a&nbsp;n\u011bjak\u00e9 jej\u00ed \u010d\u00e1sti na pobo\u010dce. Data si pak dok\u00e1\u017ee snadno p\u0159esouvat. M\u016f\u017ee se nap\u0159\u00edklad st\u00e1t, \u017ee v\u00fdrobn\u00ed firma chce otestovat aplikaci nejd\u0159\u00edv na jedn\u00e9 lince v&nbsp;jedn\u00e9 pobo\u010dce a&nbsp;\u010dasem v\u0161echno centralizovat.<\/p>\n\n\n\n<p><strong>Jak slo\u017eit\u00e9 je nasazen\u00ed?<\/strong><\/p>\n\n\n\n<p>Sp\u00ed\u0161 jednodu\u0161\u0161\u00ed, proto\u017ee zpravidla jde o&nbsp;\u0159e\u0161en\u00ed od jednoho v\u00fdrobce, kter\u00e9 je odlad\u011bn\u00e9. N\u00e1stroj na spr\u00e1vu je jenom jeden, tak\u017ee nen\u00ed t\u0159eba konfigurovat zvl\u00e1\u0161\u0165 \u00falo\u017ei\u0161t\u011b, servery a&nbsp;s\u00ed\u0165ovou infrastrukturu. D\u016fle\u017eit\u00e9 je ud\u011blat si dobrou p\u0159\u00edpravu kv\u016fli migraci dat a&nbsp;aplikac\u00ed, ale to plat\u00ed p\u0159i ka\u017ed\u00e9m nasazov\u00e1n\u00ed IT syst\u00e9mu.<\/p>\n\n\n\n<p><strong>Od jak\u00e9ho dodavatele je hyperkonvergovan\u00e9 \u0159e\u0161en\u00ed od Soitronu?<\/strong><\/p>\n\n\n\n<p>Od Cisca, konkr\u00e9tn\u011b Cisco Hyperflex. Je to velmi zaj\u00edmav\u00fd bal\u00edk i&nbsp;se s\u00ed\u0165ovou infrastrukturou. T\u00edm se odli\u0161uje. Daj\u00ed se v&nbsp;n\u011bm rovnou nastavit i&nbsp;s\u00ed\u0165ov\u00e9 prvky, s\u00ed\u0165ov\u00e1 pravidla i&nbsp;dal\u0161\u00ed v\u011bci, a&nbsp;i&nbsp;tohle je integrovan\u00e9 do centr\u00e1ln\u00ed spr\u00e1vy. Nemus\u00edm m\u00edt \u010dlov\u011bka, kter\u00fd mi p\u0159edp\u0159iprav\u00ed celou s\u00ed\u0165. Je s t\u00edm mnohem m\u00ed\u0148 pr\u00e1ce.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Dostupnost slu\u017eeb nen\u00ed tot\u00e9\u017e jako dostupnost dat<\/strong><\/h4>\n\n\n\n<p><strong>St\u00e1le mi nen\u00ed jasn\u00e9, pro\u010d na tohle v\u0161echno nevyu\u017e\u00edt cloud.<\/strong><\/p>\n\n\n\n<p>Je to ot\u00e1zka ceny a&nbsp;toho, co za ni opravdu z\u00edsk\u00e1m. Datacentra mnohdy deklaruj\u00ed procentn\u00ed dostupnost vyj\u00e1d\u0159enou dlouhou \u0159adou dev\u00edtek. To znamen\u00e1, \u017ee se prakticky kdykoli budu moct p\u0159ihl\u00e1sit. Ale neznamen\u00e1 to automaticky i&nbsp;dostupnost dat, kter\u00e1 tam jsou. Firmy o\u010dek\u00e1vaj\u00ed, \u017ee dobr\u00e9 datacentrum jim data v\u017edycky zachr\u00e1n\u00ed. Kdy\u017e ale pozorn\u011b \u010dtete podm\u00ednky, nic takov\u00e9ho v&nbsp;nich obvykle nenajdete. Mana\u017ee\u0159i ale podm\u00ednky a\u017e tak pozorn\u011b ne\u010dtou.<\/p>\n\n\n\n<p><strong>J\u00e1 bych taky automaticky p\u0159edpokl\u00e1dal, \u017ee dostupnost slu\u017eby znamen\u00e1 i&nbsp;dostupnost m\u00fdch dat.<\/strong><\/p>\n\n\n\n<p>Tak to nen\u00ed. Znamen\u00e1 to, \u017ee mail bude fungovat podle dostupnosti a&nbsp;mailov\u00fd server mo\u017en\u00e1 vypadne jenom na p\u00e1r hodin v&nbsp;roce. Ale neplat\u00ed to pro dostupnost va\u0161ich dat, tedy t\u011bch, kter\u00e1 m\u00e1te ulo\u017een\u00e1 na firemn\u00edm serveru, v&nbsp;SharePointu a&nbsp;podobn\u011b. Hodn\u011bkr\u00e1t je n\u011bkde v&nbsp;podm\u00ednk\u00e1ch uvedeno, jak\u00fdm zp\u016fsobem budou data dostupn\u00e1. A&nbsp;kdy\u017e se k tomu dopracujete, zjist\u00edte, kolik by st\u00e1lo zajistit dostupnost va\u0161ich soubor\u016f na 99&nbsp;%. V&nbsp;takov\u00fdch p\u0159\u00edpadech mus\u00edte vytv\u00e1\u0159et n\u011bjak\u00e9 z\u00e1lohovac\u00ed sc\u00e9n\u00e1\u0159e, abyste si mohli data obnovit. Nebo si koupit dal\u0161\u00ed slu\u017ebu. To u\u017e se ale pohybujeme v&nbsp;jin\u00fdch \u010d\u00edslech.<\/p>\n\n\n\n<p><strong>Tak\u017ee pak u\u017e se firm\u011b v\u00edc vyplat\u00ed m\u00edt hardware u&nbsp;sebe?<\/strong><\/p>\n\n\n\n<p>Mo\u017en\u00e1. Nepot\u0159ebuje ale stav\u011bt cel\u00e9 datacentrum. M\u00e1 postaven\u00e9 vlastn\u00ed hyperkonvergovan\u00e9 \u0159e\u0161en\u00ed a&nbsp;cloud vyu\u017e\u00edv\u00e1 na specifick\u00e9 slu\u017eby nebo z\u00e1lohov\u00e1n\u00ed. Cloud m\u00e1 jako DR lokalitu tehdy, kdy\u017e dojde k&nbsp;dlouhodob\u00e9mu v\u00fdpadku elekt\u0159iny a&nbsp;podobn\u011b.<\/p>\n\n\n\n<p><strong>Jak vid\u00edte trend ve firemn\u00edm IT pro p\u0159\u00ed\u0161t\u00ed roky?<\/strong><\/p>\n\n\n\n<p>Z\u00e1le\u017e\u00ed na tom, co jsem zm\u00ednil u\u017e na za\u010d\u00e1tku. Jsou r\u016fzn\u00e9 typy z\u00e1kazn\u00edk\u016f. Ti stati\u010dt\u00ed z\u016fstanou u&nbsp;star\u00e9ho uva\u017eov\u00e1n\u00ed \u2013 samostatn\u00e9 \u010d\u00e1sti. N\u011bco postav\u00ed a&nbsp;p\u011bt let na tom nemus\u00ed nic m\u011bnit. Podle m\u011b jim hyperkonvergence nep\u0159inese z\u00e1sadn\u00ed benefit.<\/p>\n\n\n\n<p>Ale firem, kter\u00e9 maj\u00ed z&nbsp;pohledu aplikac\u00ed v\u011bt\u0161\u00ed dynamiku, p\u0159ib\u00fdv\u00e1. A&nbsp;ty se podle m\u011b \u010dasem k&nbsp;hyperkonvergovan\u00fdm \u0159e\u0161en\u00edm dostanou, proto\u017ee jim to p\u0159inese benefity, o&nbsp;kter\u00fdch se mluvilo v&nbsp;souvislosti s&nbsp;cloudem. Jenom je budou vyu\u017e\u00edvat bezpe\u010dn\u011b a&nbsp;jednodu\u0161e u&nbsp;sebe doma.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-horizontal is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-03627597 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.soitron.cz\/reseni-a-sluzby\/datamanagement-a-infrastruktura\/\">Zjist\u011bte v\u00edce<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"block-740ff246-753c-484e-ae30-83c391e40fd5\"><br><\/h2>\n","protected":false},"excerpt":{"rendered":"<p>Cloud a&nbsp;datacentra m\u011bly do firem p\u0159in\u00e9st revoluci. Nejutopisti\u010dt\u011bj\u0161\u00ed vize slibovaly budoucnost bez zamrz\u00e1n\u00ed aplikac\u00ed, data dostupn\u00e1 odkudkoli a&nbsp;bez nutnosti se o&nbsp;cokoli starat. Taky m\u00e1te pocit, \u017ee se n\u011bco pokazilo? \u0160tefan P\u00e1ter ze Soitronu d\u00e1v\u00e1 dohromady \u0159e\u0161en\u00ed, kter\u00e9 maj\u00ed firm\u00e1m a&nbsp;jejich zam\u011bstnanc\u016fm usnadnit \u017eivot a&nbsp;p\u0159ipravit je na digit\u00e1ln\u00ed budoucnost. V&nbsp;rozhovoru vysv\u011btluje, kde d\u011bl\u00e1me chybu, kdy\u017e si [&hellip;]<\/p>\n","protected":false},"author":34,"featured_media":30989,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[144,355],"tags":[],"news_categories":[377],"class_list":["post-46416","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-clanky-cs","category-datacentra-cs","news_categories-datacentra"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dostupnost cloudu je\u0161te neznamen\u00e1 dostupnost dat<\/title>\n<meta name=\"description\" content=\"Kde d\u011bl\u00e1me chybu, kdy\u017e si mysl\u00edme, \u017ee data v\u00a0cloudu budou dostupn\u00e1 99,9\u00a0% \u010dasu, a\u00a0jak\u00fd je rozd\u00edl v\u00a0uva\u017eov\u00e1n\u00ed mezi firemn\u00edm 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