{"id":31446,"date":"2019-10-31T21:41:19","date_gmt":"2019-10-31T18:41:19","guid":{"rendered":"https:\/\/prohoster.info\/blog\/aktualnye-innovatsii-chego-zhdat-ot-rynka-tsod-v-2019-godu\/"},"modified":"2019-10-31T21:41:19","modified_gmt":"2019-10-31T18:41:19","slug":"aktualnye-innovatsii-chego-zhdat-ot-rynka-tsod-v-2019-godu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/aktualnye-innovatsii-chego-zhdat-ot-rynka-tsod-v-2019-godu","title":{"rendered":"Aktu\u00e1ln\u00ed inovace: Co o\u010dek\u00e1vat od trhu datov\u00fdch center v roce 2019?","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Stavba datov\u00fdch center se pova\u017euje za jeden z nejdynami\u010dt\u011bji se rozv\u00edjej\u00edc\u00edch odv\u011btv\u00ed. Pokrok v t\u00e9to oblasti je ohromn\u00fd, ale ot\u00e1zkou z\u016fst\u00e1v\u00e1, zda se na trhu brzy objev\u00ed n\u011bjak\u00e1 revolu\u010dn\u00ed technologick\u00e1 \u0159e\u0161en\u00ed. Dnes se pokus\u00edme prozkoumat hlavn\u00ed inova\u010dn\u00ed trendy v rozvoji sv\u011btov\u00e9ho datov\u00e9ho centra, abychom na tuto ot\u00e1zku odpov\u011bd\u011bli.<\/p>\n

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Sm\u011br na Hyperscale <\/h2>\n

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Rozvoj informa\u010dn\u00edch technologi\u00ed vedl k nutnosti stav\u011bt velmi velk\u00e1 datov\u00e1 centra. P\u0159edev\u0161\u00edm hyperskalov\u00e1 infrastruktura je pot\u0159ebn\u00e1 poskytovatel\u016fm cloudov\u00fdch slu\u017eeb a soci\u00e1ln\u00edm s\u00edt\u00edm: Amazon, Microsoft, IBM, Google a dal\u0161\u00edm velk\u00fdm hr\u00e1\u010d\u016fm. V dubnu 2017 bylo na sv\u011bt\u011b 320 takov\u00fdch datov\u00fdch center, a v prosinci jich u\u017e bylo 390. Do roku 2020 by se po\u010det hyperskalov\u00fdch datov\u00fdch center m\u011bl zv\u00fd\u0161it na 500, pokud se vych\u00e1z\u00ed z p\u0159edpov\u011bd\u00ed specialist\u016f spole\u010dnosti Synergy Research. V\u011bt\u0161ina t\u011bchto datov\u00fdch center se nach\u00e1z\u00ed ve Spojen\u00fdch st\u00e1tech, a tento trend prozat\u00edm p\u0159etrv\u00e1v\u00e1, i p\u0159es rychl\u00e9 tempo v\u00fdstavby v regionu Asie a Tichomo\u0159\u00ed,<\/a><\/noindex> kter\u00fd je zd\u016frazn\u011bn<\/a><\/noindex> analytiky spole\u010dnosti Cisco Systems. <\/p>\n

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V\u0161echna hyperskalov\u00e1 datov\u00e1 centra pat\u0159\u00ed do kategorie podnikov\u00fdch a m\u00edsta v racku nepronaj\u00edmaj\u00ed. Pou\u017e\u00edvaj\u00ed se pro vytv\u00e1\u0159en\u00ed ve\u0159ejn\u00fdch cloud\u016f, kter\u00e9 jsou spojeny s internetem v\u011bc\u00ed a technologiemi um\u011bl\u00e9 inteligence, a tak\u00e9 v dal\u0161\u00edch oborech, kde je t\u0159eba zpracov\u00e1vat obrovsk\u00e9 objemy dat. Vlastn\u00edci aktivn\u011b experimentuj\u00ed s zvy\u0161ov\u00e1n\u00edm hustoty v\u00fdkonu na rack, bezsk\u0159\u00ed\u0148ov\u00fdmi servery, kapalinov\u00fdm chlazen\u00edm, zvy\u0161ov\u00e1n\u00edm teploty v serverovn\u00e1ch a r\u016fzn\u00fdmi specializovan\u00fdmi \u0159e\u0161en\u00edmi. Vzhledem k rostouc\u00ed popularit\u011b cloudov\u00fdch slu\u017eeb se o\u010dek\u00e1v\u00e1, \u017ee Hyperscale se v bl\u00edzk\u00e9 budoucnosti stane hlavn\u00edm motorem r\u016fstu odv\u011btv\u00ed: zde lze o\u010dek\u00e1vat vznik zaj\u00edmav\u00fdch technologick\u00fdch \u0159e\u0161en\u00ed od p\u0159edn\u00edch v\u00fdrobc\u016f IT za\u0159\u00edzen\u00ed a in\u017een\u00fdrsk\u00fdch syst\u00e9m\u016f.<\/p>\n

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Hrani\u010dn\u00ed v\u00fdpo\u010dty<\/h2>\n

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Dal\u0161\u00ed v\u00fdrazn\u00fd trend je zcela opa\u010dn\u00fd: v posledn\u00edch letech bylo postaveno obrovsk\u00e9 mno\u017estv\u00ed mikro-datov\u00fdch center. Podle p\u0159edpov\u011bd\u00ed spole\u010dnosti Research and Markets tento trh poroste<\/a><\/noindex> od 2 miliard dolar\u016f v roce 2017 po 8 miliard do roku 2022. To se spojuje s rozvojem internetu v\u011bc\u00ed a pr\u016fmyslov\u00e9ho internetu v\u011bc\u00ed. Velk\u00e1 datov\u00e1 centra jsou um\u00edst\u011bna p\u0159\u00edli\u0161 daleko od syst\u00e9m\u016f automatizace v\u00fdrobn\u00edch proces\u016f na m\u00edst\u011b. \u0158e\u0161\u00ed \u00fakoly, pro kter\u00e9 nejsou vy\u017eadov\u00e1ny \u00fadaje od ka\u017ed\u00e9ho z milion\u016f senzor\u016f. Prim\u00e1rn\u00ed zpracov\u00e1n\u00ed dat je nejl\u00e9pe prov\u00e1d\u011bt tam, kde jsou generov\u00e1na, a a\u017e pot\u00e9 zas\u00edlat u\u017eite\u010dn\u00e9 informace po dlouh\u00fdch tras\u00e1ch do cloudu. Pro ozna\u010den\u00ed tohoto jevu byl vymy\u0161len speci\u00e1ln\u00ed term\u00edn \u2013 okrajov\u00e9 v\u00fdpo\u010dty nebo Edge computing. Podle na\u0161eho n\u00e1zoru je to druh\u00fd nejd\u016fle\u017eit\u011bj\u0161\u00ed trend ve v\u00fdvoji datov\u00fdch center, kter\u00fd vede k objevov\u00e1n\u00ed inovativn\u00edch produkt\u016f na trhu.<\/p>\n

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Bitva o PUE<\/h2>\n

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Velk\u00e1 datov\u00e1 centra spot\u0159ebov\u00e1vaj\u00ed obrovsk\u00e9 mno\u017estv\u00ed elektrick\u00e9 energie a vyd\u00e1vaj\u00ed teplo, kter\u00e9 je t\u0159eba n\u011bjak\u00fdm zp\u016fsobem vyu\u017e\u00edt. Na tradi\u010dn\u00ed syst\u00e9my chlazen\u00ed p\u0159ipad\u00e1 a\u017e 40 % energetick\u00e9 spot\u0159eby za\u0159\u00edzen\u00ed a v boji za sn\u00ed\u017een\u00ed energetick\u00fdch n\u00e1klad\u016f jsou hlavn\u00edm nep\u0159\u00edtelem p\u00edstov\u00e9 kompresory chladic\u00edch stroj\u016f. St\u00e1vaj\u00ed se popul\u00e1rn\u00edmi \u0159e\u0161en\u00ed, kter\u00e1 umo\u017e\u0148uj\u00ed \u00fapln\u011b nebo z\u010d\u00e1sti se vzd\u00e1t jejich pou\u017eit\u00ed, tzv. freecooling. V klasick\u00e9m sch\u00e9matu se pou\u017e\u00edvaj\u00ed chlad\u00edc\u00ed syst\u00e9my s vodou nebo vodn\u00edmi roztoky v\u00edcestup\u0148ov\u00fdch alkohol\u016f (glykol\u016f) jako chladic\u00ed m\u00e9dium. V chladn\u00e9m obdob\u00ed roku se kompresorov\u00fd kondenz\u00e1tor chladic\u00edho za\u0159\u00edzen\u00ed nezap\u00edn\u00e1, co\u017e v\u00fdrazn\u011b sni\u017euje energetick\u00e9 n\u00e1klady. Zaj\u00edmav\u011bj\u0161\u00ed \u0159e\u0161en\u00ed jsou zalo\u017eena na dvou okruz\u00edch vzduch-vzduch s rota\u010dn\u00edmi v\u00fdm\u011bn\u00edky tepla a sekc\u00ed adiabatic cooling nebo bez n\u00ed. Prob\u00edhaj\u00ed experimenty i s p\u0159\u00edm\u00fdm chlazen\u00edm venkovn\u00edm vzduchem, ale tato \u0159e\u0161en\u00ed t\u011b\u017eko nazvat inovativn\u00edmi. Stejn\u011b jako klasick\u00e9 syst\u00e9my p\u0159edpokl\u00e1daj\u00ed vzduchov\u00e9 chlazen\u00ed IT za\u0159\u00edzen\u00ed a technologick\u00fd limit \u00fa\u010dinnosti tohoto sch\u00e9matu byl ji\u017e prakticky dosa\u017een.<\/p>\n

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Dal\u0161\u00ed sn\u00ed\u017een\u00ed PUE (pom\u011br celkov\u00e9 spot\u0159eby energie k spot\u0159eb\u011b IT za\u0159\u00edzen\u00ed) bude dosa\u017eeno d\u00edky nar\u016fstaj\u00edc\u00ed popularit\u011b sch\u00e9mat kapalinov\u00e9ho chlazen\u00ed. Zde stoj\u00ed za to zm\u00ednit projekt, kter\u00fd zah\u00e1jila spole\u010dnost Microsoft projekt <\/a><\/noindex>o vytv\u00e1\u0159en\u00ed modul\u00e1rn\u00edch podvodn\u00edch datov\u00fdch center a konceptu plovouc\u00edch datov\u00fdch center Google. N\u00e1pady technologick\u00fdch gigant\u016f jsou zat\u00edm daleko od pr\u016fmyslov\u00e9ho vyu\u017eit\u00ed, av\u0161ak m\u00e9n\u011b fantastick\u00e9 syst\u00e9my kapaln\u00e9ho chlazen\u00ed ji\u017e funguj\u00ed na r\u016fzn\u00fdch objektech od superpo\u010d\u00edta\u010d\u016f v Top500 po mikro-datov\u00e1 centra. <\/p>\n

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P\u0159i kontaktn\u00edm chlazen\u00ed se do za\u0159\u00edzen\u00ed instaluj\u00ed speci\u00e1ln\u00ed tepeln\u00e9 v\u00fdm\u011bn\u00edky, uvnit\u0159 kter\u00fdch cirkuluje tekutina. Syst\u00e9my pono\u0159en\u00e9 chlazen\u00ed pou\u017e\u00edvaj\u00ed dielektrickou pracovn\u00ed l\u00e1tku (obvykle miner\u00e1ln\u00ed olej) a mohou b\u00fdt provedeny bu\u010f ve form\u011b spole\u010dn\u00e9ho hermetick\u00e9ho kontejneru, nebo jako individu\u00e1ln\u00ed sk\u0159\u00edn\u011b pro v\u00fdpo\u010detn\u00ed moduly. V\u0159el\u00e9 (dvojf\u00e1zov\u00e9) syst\u00e9my vypadaj\u00ed na prvn\u00ed pohled podobn\u011b jako pono\u0159en\u00e9. Tak\u00e9 zde se pou\u017e\u00edvaj\u00ed dielektrick\u00e9 tekutiny, kter\u00e9 p\u0159ich\u00e1zej\u00ed do kontaktu s elektronikou, av\u0161ak existuje i z\u00e1sadn\u00ed rozd\u00edl \u2013 pracovn\u00ed l\u00e1tka za\u010d\u00edn\u00e1 va\u0159it p\u0159i teplot\u00e1ch kolem 34 \u00b0C (nebo trochu v\u00fd\u0161e). Z fyziky v\u00edme, \u017ee tento proces prob\u00edh\u00e1 s absorpc\u00ed energie, teplota p\u0159est\u00e1v\u00e1 r\u016fst a p\u0159i dal\u0161\u00edm zah\u0159\u00e1t\u00ed se tekutina odpa\u0159uje, tj. doch\u00e1z\u00ed k f\u00e1zov\u00e9mu p\u0159echodu. V horn\u00ed \u010d\u00e1sti hermetick\u00e9ho kontejneru se p\u00e1ry setk\u00e1vaj\u00ed s radi\u00e1torem a kondenzuj\u00ed, kapky se vracej\u00ed do spole\u010dn\u00e9ho z\u00e1sobn\u00edku. Syst\u00e9my kapaln\u00e9ho chlazen\u00ed umo\u017e\u0148uj\u00ed dos\u00e1hnout fantastick\u00fdch hodnot PUE (kolem 1,03), ale vy\u017eaduj\u00ed v\u00e1\u017en\u00e9 modifikace v\u00fdpo\u010detn\u00edho vybaven\u00ed a spolupr\u00e1ci v\u00fdrobc\u016f. Dnes jsou pova\u017eov\u00e1ny za nejv\u00edce inovativn\u00ed a perspektivn\u00ed. <\/p>\n

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Z\u00e1v\u011bry<\/h2>\n

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Pro modern\u00ed datov\u00e1 centra bylo vymy\u0161leno mnoho zaj\u00edmav\u00fdch technologick\u00fdch p\u0159\u00edstup\u016f. V\u00fdrobci nab\u00edzej\u00ed integrovan\u00e1 hyperkonvergovan\u00e1 \u0159e\u0161en\u00ed, buduj\u00ed se softwarov\u011b definovan\u00e9 s\u00edt\u011b a dokonce i samotn\u00e1 datov\u00e1 centra se st\u00e1vaj\u00ed softwarov\u011b definovan\u00fdmi. Pro zv\u00fd\u0161en\u00ed efektivity za\u0159\u00edzen\u00ed se instaluj\u00ed nejen inovativn\u00ed chladic\u00ed syst\u00e9my, ale tak\u00e9 hardwarov\u00e1 a softwarov\u00e1 \u0159e\u0161en\u00ed t\u0159\u00eddy DCIM, kter\u00e1 umo\u017e\u0148uj\u00ed optimalizaci pr\u00e1ce in\u017een\u00fdrsk\u00e9 infrastruktury na z\u00e1klad\u011b dat z mnoha senzor\u016f. N\u011bkter\u00e9 inovace v\u0161ak nesplnily o\u010dek\u00e1v\u00e1n\u00ed. Modul\u00e1rn\u00ed kontejnerov\u00e1 \u0159e\u0161en\u00ed nap\u0159\u00edklad nedok\u00e1zala nahradit tradi\u010dn\u00ed datov\u00e1 centra z betonu nebo rychle stav\u011bn\u00fdch ocelov\u00fdch konstrukc\u00ed, i kdy\u017e jsou aktivn\u011b pou\u017e\u00edv\u00e1na tam, kde je pot\u0159eba rychle nasadit v\u00fdpo\u010detn\u00ed v\u00fdkon. Sou\u010dasn\u011b se tradi\u010dn\u00ed datov\u00e1 centra tak\u00e9 st\u00e1vaj\u00ed modul\u00e1rn\u00edmi, ale na zcela jin\u00e9 \u00farovni. Pokrok v oboru prob\u00edh\u00e1 velmi rychle, i kdy\u017e bez technologick\u00fdch skok\u016f - zm\u00edn\u011bn\u00e9 inovace se na trhu poprv\u00e9 objevily p\u0159ed n\u011bkolika lety. Rok 2019 v tomto smyslu nebude v\u00fdjimkou a zjevn\u00e9 pr\u016flomy nep\u0159inese. V digit\u00e1ln\u00ed \u00e9\u0159e dokonce i to nejfantasti\u010dt\u011bj\u0161\u00ed vyn\u00e1lez se rychle st\u00e1v\u00e1 b\u011b\u017en\u00fdm technick\u00fdm \u0159e\u0161en\u00edm.<\/p>\n

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