{"id":35725,"date":"2019-10-31T22:05:58","date_gmt":"2019-10-31T19:05:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/davlenie-v-norme-zachem-tsodu-kontrol-podpora-vozduha\/"},"modified":"2019-10-31T22:05:58","modified_gmt":"2019-10-31T19:05:58","slug":"davlenie-v-norme-zachem-tsodu-kontrol-podpora-vozduha","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/davlenie-v-norme-zachem-tsodu-kontrol-podpora-vozduha","title":{"rendered":"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?\u00a0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/36d1796f5324e0c9e69879d2e1013456.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nV \u010dlov\u011bku by m\u011blo b\u00fdt v\u0161echno dokonal\u00e9 a v modern\u00edm datov\u00e9m centru by v\u0161echno m\u011blo fungovat jako \u0161v\u00fdcarsk\u00e9 hodinky. \u017d\u00e1dn\u00e1 sou\u010d\u00e1st slo\u017eit\u00e9 architektury in\u017een\u00fdrsk\u00fdch syst\u00e9m\u016f datov\u00e9ho centra nesm\u00ed z\u016fstat bez pozornosti provozn\u00ed slu\u017eby. T\u011bmito \u00favahami jsme se \u0159\u00eddili na platform\u011b Linxdatacenter v Petrohrad\u011b, kdy\u017e jsme se p\u0159ipravovali na certifikaci Uptime Management &amp; Operations v roce 2018 a uv\u00e1d\u011bli v\u0161echny syst\u00e9my datov\u00e9ho centra do souladu s nejlep\u0161\u00edmi sv\u011btov\u00fdmi standardy.\u00a0\u00a0<\/p>\n<p>Dnes v\u00e1m pov\u00edm, jak a pro\u010d jsme zavedli syst\u00e9m d\u00e1lkov\u00e9ho sledov\u00e1n\u00ed tlaku a \u201epodpory\u201c vzduchu v serverovn\u00e1ch. P\u0159ipom\u00edn\u00e1m, \u017ee b\u011bhem p\u0159\u00edpravy na audit Uptime Institute bylo jedn\u00edm z \u0159e\u0161en\u00fdch \u00fakol\u016f zajistit \u010distotu. N\u00e1\u0161 t\u00fdm pracoval na dvou sm\u011brech: \u00faklid (d\u0159\u00edve o tom kolega ji\u017e hovo\u0159il) a kontrola tlaku v serverov\u00fdch m\u00edstnostech. Mn\u011b, jako hlavn\u00edmu in\u017een\u00fdrovi spole\u010dnosti, byla pr\u00e1v\u011b p\u0159id\u011blena ta druh\u00e1. <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/linxdatacenter\/blog\/445766\/\">o tom, jak jsme bojovali s prachem v serverov\u00fdch prostor\u00e1ch)<\/a><\/noindex> o tom, jak jsme bojovali s prachem v serverovn\u00e1ch) a kontrola tlaku v serverov\u00fdch m\u00edstnostech. Mn\u011b, jako hlavn\u00edmu in\u017een\u00fdrovi spole\u010dnosti, bylo sv\u011b\u0159eno pr\u00e1v\u011b to druh\u00e9.<br \/>\n\u00a0<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>O \u010dem je \u0159e\u010d<\/h2>\n<p>\nV ka\u017ed\u00e9 serverovn\u011b je syst\u00e9m vzdu\u0161n\u00e9 v\u00fdm\u011bny. Je velmi jednoduch\u00fd: jedna ventila\u010dn\u00ed jednotka pracuje na p\u0159\u00edvodu vzduchu dovnit\u0159, druh\u00e1 \u2014 na jeho odvodu ven. Oba motory jsou \u0159\u00edzeny frekven\u010dn\u00edmi regul\u00e1tory, co\u017e znamen\u00e1, \u017ee lze m\u011bnit frekvenci jejich ot\u00e1\u010den\u00ed a t\u00edm regulovat objemy dod\u00e1van\u00e9ho\/odstra\u0148ovan\u00e9ho vzduchu.<br \/>\n\u00a0<br \/>\nTato soustava m\u00e1 dva \u00fakoly:<\/p>\n<ul>\n<li>Zajistit po\u017eadovanou v\u00fdm\u011bnu vzduchu pro komfortn\u00ed pobyt lid\u00ed v serverovn\u011b (po\u010det lid\u00ed se ur\u010duje na z\u00e1klad\u011b specifikace m\u00edstnosti),\n<\/li>\n<li>Zajistit p\u0159etlak vzduchu v serverovn\u011b, aby se nedost\u00e1valy do m\u00edstnosti \u010d\u00e1stice prachu otev\u0159en\u00fdmi dve\u0159mi a udr\u017eovala se pot\u0159ebn\u00e1 \u010distota.\n<\/li>\n<\/ul>\n<p>\nP\u0159\u00edtokov\u00e1 ventila\u010dn\u00ed jednotka by m\u011bla dod\u00e1vat do serverovny v\u00edce vzduchu, ne\u017e je odv\u00e1d\u011bno. T\u00edm se zaji\u0161\u0165uje p\u0159etlak v serverovn\u011b v\u016f\u010di sousedn\u00edm m\u00edstnostem \u2014 takzvan\u00e1 \u201epodpora\u201c vzduchu. P\u0159i takov\u00e9m syst\u00e9mu vzduch vstupuje do serverovny pouze p\u0159es filtry p\u0159\u00edvodn\u00ed ventilace a p\u0159\u00edtok nefiltrovan\u00e9ho vzduchu do serverovny je vylou\u010den.<\/p>\n<p>Pokud se n\u00e1hodou v\u0161echno d\u011bje naopak \u2013 ods\u00e1vac\u00ed ventilace odstra\u0148uje v\u00edce vzduchu, ne\u017e kolik dod\u00e1v\u00e1 p\u0159\u00edvodn\u00ed, \u2013 za\u010dne nefiltrovan\u00fd vzduch proudit do serverovny ze sousedn\u00edch prostor, co\u017e je \u010dasto p\u0159\u00ed\u010dinou p\u0159\u00edtomnosti prachu na povr\u0161\u00edch a za\u0159\u00edzen\u00ed.<br \/>\n\u00a0<\/p>\n<h2>\u017d\u00e1dn\u00e1 kontrola\u00a0<\/h2>\n<p>\nNa prvn\u00ed pohled to vypad\u00e1 jednodu\u0161e. Nicm\u00e9n\u011b v okam\u017eiku zah\u00e1jen\u00ed pr\u00e1ce na zlep\u0161en\u00ed kvality \u00faklidu v datov\u00e9m centru jsme nem\u011bli efektivn\u00ed n\u00e1stroj pro kontrolu p\u0159\u00edtomnosti p\u0159etlak\u016f. Nastavili jsme frekvenci p\u0159\u00edvodu vy\u0161\u0161\u00ed ne\u017e frekvenci ods\u00e1v\u00e1n\u00ed a pot\u00e9 provedli dolad\u011bn\u00ed \u201eod oka\u201c. Dve\u0159e do serverovny se otev\u00edraj\u00ed s obt\u00ed\u017eemi (jako by byly ta\u017eeny dovnit\u0159) \u2013 p\u0159etlak je negativn\u00ed. Pokud je tomu naopak \u2013 zav\u00edra\u010d si neporad\u00ed se zav\u0159en\u00edm \u2013 znamen\u00e1 to, \u017ee p\u0159etlak je velmi siln\u00fd. Hledaj\u00edce jak\u00fdsi pom\u011br mezi t\u011bmito dv\u011bma stavy, n\u011bkde uprost\u0159ed jsme se zastavili.<\/p>\n<p>Tento p\u0159\u00edstup je v\u0161ak nespolehliv\u00fd a shledali jsme za nemo\u017en\u00e9 se na n\u011bj d\u00e1le spol\u00e9hat.\u00a0<\/p>\n<p>Pro\u010d? Pracovat \u201eod oka\u201c je nemo\u017en\u00e9 br\u00e1t v \u00favahu vliv stavu vzduchov\u00fdch filtr\u016f na v\u00fdkon p\u0159\u00edvodn\u00ed ventilace. Pokud je filtr \u010dist\u00fd \u2013 uvid\u00edme ur\u010dit\u00e9 hodnoty odporu a objemu dod\u00e1van\u00e9ho vzduchu, pokud je filtr zne\u010di\u0161t\u011bn\u00fd, tyto hodnoty se v\u00fdrazn\u011b zm\u011bn\u00ed. Z dynamiky otev\u00edr\u00e1n\u00ed-zav\u00edran\u00ed dve\u0159\u00ed tyto nuance nelze sledovat.\u00a0<\/p>\n<p>Obvykle se v\u00fdm\u011bna filtru prov\u00e1d\u00ed podle standardn\u00edho mechanick\u00e9ho diferen\u010dn\u00edho manometru, kter\u00fd odpojuje ventilaci v ur\u010dit\u00e9 f\u00e1zi zne\u010di\u0161t\u011bn\u00ed filtru (rozd\u00edl tlak\u016f p\u0159ed a za filtrem nesm\u00ed p\u0159ekro\u010dit stanovenou hodnotu, odpov\u00eddaj\u00edc\u00ed norm\u011b \u010distoty filtru).\u00a0<\/p>\n<p>To znamen\u00e1, \u017ee existuje dlouh\u00e9 obdob\u00ed \u017eivotnosti filtru, b\u011bhem kter\u00e9ho se postupn\u011b zne\u010di\u0161\u0165uje, zat\u00edmco standardn\u00ed diferen\u010dn\u00ed manometr ventilace ho pokl\u00e1d\u00e1 za pou\u017eiteln\u00fd. Ale v\u00fdkon ventilace a tedy s\u00edla p\u0159etlak\u016f se m\u011bn\u00ed v z\u00e1vislosti na stavu filtru.<\/p>\n<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/fe5ef65b624d4c8bdc61134a3f0f7ad6.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Standardn\u00ed diferen\u010dn\u00ed manometr ventilace.\u00a0<\/i><br \/>\n\u00a0<br \/>\nNakonec jsme dosp\u011bli k z\u00e1v\u011bru, \u017ee proces nastaven\u00ed a kontroly p\u0159etlak\u016f za takov\u00e9ho sc\u00e9n\u00e1\u0159e je p\u0159\u00edli\u0161 slo\u017eit\u00fd a op\u011bt neefektivn\u00ed pro datov\u00e9 centrum.<br \/>\n\u00a0<\/p>\n<h2>\u0158e\u0161en\u00ed\u00a0<\/h2>\n<p>\nZa odpov\u011bd\u00ed na ot\u00e1zku \u201eA co tedy m\u00e1me d\u011blat?\u201c jsme se obr\u00e1tili na nejlep\u0161\u00ed sv\u011btov\u00e9 praxe, co\u017e podpo\u0159ila cesta do Stockholmu, kde jsme nav\u0161t\u00edvili m\u00edstn\u00ed datov\u00e1 centra.<\/p>\n<p>V jednom z <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/kompaniya\/data-centers\/\"   title=\"datov\u00e1 centra\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4648\">datov\u00e1 centra<\/a> Na\u0161li jsme pot\u0159ebn\u00e9 \u0159e\u0161en\u00ed \u2013 mechanick\u00fd difmanometr byl nainstalov\u00e1n na vstupu do serverovny a ukazoval rozd\u00edl tlak\u016f \u201eserverovna\/korridor\u201c.<\/p>\n<p>Zaj\u00edmav\u00e9 je, \u017ee \u0161v\u00e9d\u0161t\u00ed kolegov\u00e9 pou\u017e\u00edvaj\u00ed difmanometry na vstupech do serveroven a pro monitoring zne\u010di\u0161t\u011bn\u00ed ventila\u010dn\u00edho filtru: filtry m\u011bn\u00ed p\u0159i poklesu podtlaku, ne\u010dekaj\u00ed na sign\u00e1l od b\u011b\u017en\u00e9ho difmanometru ventila\u010dn\u00edho syst\u00e9mu. M\u011b\u0159en\u00ed manometru vizu\u00e1ln\u011b kontroluj\u00ed dozor\u010d\u00ed b\u011bhem obch\u016fzek.<\/p>\n<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/88782668cc16e78f3b0c87c1e92161df.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPo n\u00e1vratu jsme za\u010dali hledat podobn\u00e9 za\u0159\u00edzen\u00ed v Rusku. Uk\u00e1zalo se, \u017ee podobn\u00e9 difmanometry se u n\u00e1s pou\u017e\u00edvaj\u00ed v takzvan\u00fdch \u201e\u010dist\u00fdch prostorech\u201c, tedy v opera\u010dn\u00edch, laborato\u0159\u00edch atd. Kv\u016fli zvl\u00e1\u0161tn\u00edmu statusu prostor byly ceny tohoto za\u0159\u00edzen\u00ed astronomick\u00e9.<\/p>\n<p>Krom\u011b toho jsme pot\u0159ebovali ne analogov\u00fd p\u0159\u00edstroj, ale digit\u00e1ln\u00ed, ide\u00e1ln\u011b s v\u00fdstupem 4-20mA, abychom jej mohli p\u0159ipojit k monitorovac\u00edmu syst\u00e9mu datacentra. To bylo d\u016fle\u017eit\u00e9 pro nastaven\u00ed prahov\u00fdch hodnot pro odes\u00edl\u00e1n\u00ed upozorn\u011bn\u00ed a pro sb\u011br a anal\u00fdzu statistik.\u00a0<br \/>\n\u00a0<\/p>\n<h2>Kdo hled\u00e1, ten v\u017edy najde<\/h2>\n<p>\nM\u011bli jsme \u0161t\u011bst\u00ed \u2013 brzy po za\u010d\u00e1tku hled\u00e1n\u00ed se n\u00e1m poda\u0159ilo naj\u00edt pot\u0159ebn\u00e9 za\u0159\u00edzen\u00ed: digit\u00e1ln\u00ed diferen\u010dn\u00ed manometr s displejem a v\u00fdstupem pro p\u0159ipojen\u00ed k BMS za rozpo\u010det kolem 10 000 rubl\u016f za kus.<\/p>\n<p>Nainstalovali jsme, nastavili a div\u00edme se jen jedn\u00e9 v\u011bci \u2013 pro\u010d n\u00e1s to p\u0159edt\u00edm nenapadlo sam\u00e9 a pro\u010d toto \u0159e\u0161en\u00ed nen\u00ed standardem v projektech datacenter.<\/p>\n<p>Vypad\u00e1 to takto:\u00a0<\/p>\n<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/a54f0974279d52579dbb8d26d6e8a1a8.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/bd838b502d61e8d15352431c498e779f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Elektronick\u00fd difmanometr na chodb\u011b venku ze serverov\u00e9ho s\u00e1lu, trubka jednoho m\u011b\u0159ic\u00edho kan\u00e1lu je zavedena do serverov\u00e9ho s\u00e1lu, druh\u00fd kan\u00e1l m\u011b\u0159\u00ed tlak na chodb\u011b.<\/i><br \/>\n\u00a0<br \/>\nTakto se za\u0159\u00edzen\u00ed zobrazuje v monitorovac\u00edm syst\u00e9mu datacentra:<\/p>\n<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/dd61179c61f08d9eda37d6237cdc0f3e.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nTakto vypad\u00e1 statistika m\u011b\u0159en\u00ed manometru v monitorovac\u00edm syst\u00e9mu:<\/p>\n<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/6ba268f9ad27a0eb49d25165204ed88b.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u00a0<br \/>\nPodle GOST R ISO 14644-4-2002 \u201e\u010cist\u00e9 prostory a souvisej\u00edc\u00ed kontrolovan\u00e9 prost\u0159ed\u00ed\u201c, kter\u00fd jsme si vzali jako kriterium, \u201epro bezprobl\u00e9mov\u00e9 otev\u00edr\u00e1n\u00ed dve\u0159\u00ed a vylou\u010den\u00ed nepl\u00e1novan\u00e9ho zp\u011btn\u00e9ho proud\u011bn\u00ed vzduchu zp\u016fsoben\u00e9ho turbulenc\u00ed, by m\u011bl b\u00fdt rozd\u00edl tlaku mezi \u010dist\u00fdmi prostory nebo \u010dist\u00fdmi z\u00f3nami s r\u016fzn\u00fdmi t\u0159\u00eddami \u010distoty obvykle od 5 do 20 Pa\u201c.<\/p>\n<p>Tento rozsah jsme vzali jako normu v datov\u00e9m centru. Jakmile dojde k odchylce, okam\u017eit\u011b se to zaregistruje v syst\u00e9mu, \u2013 jak je uvedeno v grafu n\u00ed\u017ee.\u00a0<\/p>\n<p><img decoding=\"async\" alt=\"Tlak je norm\u00e1ln\u00ed: pro\u010d pot\u0159ebuje datov\u00e9 centrum kontrolu vzduchov\u00e9ho podtlaku?&nbsp;\" src=\"\/wp-content\/uploads\/2019\/06\/71bc5dc48ff4325089e6dfcd72a01c65.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>N\u00e1hl\u00fd pokles tlaku na grafu \u2013 to je otev\u0159en\u00e9 dve\u0159e do serverovny.\u00a0<\/i><\/p>\n<p>Pokud jsou \u00fadaje ze senzoru pod nastavenou hodnotou v\u00edce ne\u017e 5 minut \u2013 znamen\u00e1 to, \u017ee je n\u011bco s filtrem, do\u0161lo k n\u011bjak\u00e9 poru\u0161e, zkr\u00e1tka n\u011bco nestandardn\u00edho. Konkr\u00e9tn\u011b na tomto grafu je p\u0159\u00ed\u010dinou dlouh\u00e9 otev\u0159en\u00ed dve\u0159\u00ed p\u0159i p\u0159iv\u00e1\u017een\u00ed za\u0159\u00edzen\u00ed do m\u00edstnosti.<\/p>\n<h2>Co jsme z\u00edskali<\/h2>\n<p>\n<b>Za prv\u00e9<\/b>, novou \u00farove\u0148 kontroly a transparentnosti pr\u00e1ce in\u017een\u00fdrsk\u00fdch syst\u00e9m\u016f datov\u00e9ho centra.\u00a0<\/p>\n<p><b>Za druh\u00e9<\/b>, kontrola \u010distoty se stala je\u0161t\u011b efektivn\u011bj\u0161\u00ed: syst\u00e9m umo\u017e\u0148uje p\u0159edch\u00e1zet poklesu podpory a v\u010das m\u011bnit vzduchov\u00e9 filtry nebo odstra\u0148ovat jin\u00e9 p\u0159\u00ed\u010diny jeho poklesu.\u00a0<\/p>\n<p><b>Za t\u0159et\u00ed<\/b>, v\u0161echny tyto procesy jsou kontrolov\u00e1ny matematicky p\u0159esn\u00fdmi n\u00e1stroji. Shroma\u017e\u010fujeme historii pozorov\u00e1n\u00ed v dynamice a m\u00e1me statistiku o re\u00e1ln\u00e9 dob\u011b \u017eivotnosti vzduchov\u00fdch filtr\u016f a v\u0161ech nestandardn\u00edch situac\u00edch.<\/p>\n<p>Proveden\u00fd audit Management &amp; Operations a na\u0161e ned\u00e1vn\u00e1 n\u00e1v\u0161t\u011bva evropsk\u00fdch datov\u00fdch center uk\u00e1zala, \u017ee jsme pion\u00fd\u0159i v tomto sm\u011bru nejen v Rusku, ale i v EU \u2013 takov\u00e1 \u0159e\u0161en\u00ed se nenach\u00e1zej\u00ed u ka\u017ed\u00e9ho l\u00eddra trhu datov\u00fdch center v Evrop\u011b.<br \/>\n\u00a0<br \/>\nSamoz\u0159ejm\u011b, tento syst\u00e9m nen\u00ed kl\u00ed\u010dov\u00fd pro pr\u00e1ci in\u017een\u00fdrsk\u00fdch syst\u00e9m\u016f na m\u00edst\u011b. Nicm\u00e9n\u011b, je to extr\u00e9mn\u011b u\u017eite\u010dn\u00e9 dopln\u011bn\u00ed pro provozn\u00ed slu\u017ebu a skv\u011bl\u00e1 ilustrace souladu na\u0161eho datov\u00e9ho centra s vysok\u00fdmi standardy. V na\u0161em odv\u011btv\u00ed neexistuj\u00ed mali\u010dkosti.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/linxdatacenter\/blog\/457566\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0447\u0435\u043b\u043e\u0432\u0435\u043a\u0435 \u0432\u0441\u0435 \u0434\u043e\u043b\u0436\u043d\u043e \u0431\u044b\u0442\u044c \u043f\u0440\u0435\u043a\u0440\u0430\u0441\u043d\u043e, \u0430 \u0432 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u043c \u0434\u0430\u0442\u0430-\u0446\u0435\u043d\u0442\u0440\u0435 \u0432\u0441\u0435 \u0434\u043e\u043b\u0436\u043d\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c, \u043a\u0430\u043a \u0448\u0432\u0435\u0439\u0446\u0430\u0440\u0441\u043a\u0438\u0435 \u0447\u0430\u0441\u044b. \u041d\u0438 \u043e\u0434\u0438\u043d \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442 \u0441\u043b\u043e\u0436\u043d\u043e\u0439 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0426\u041e\u0414\u0430 \u043d\u0435 \u0434\u043e\u043b\u0436\u0435\u043d \u043e\u0441\u0442\u0430\u0432\u0430\u0442\u044c\u0441\u044f \u0431\u0435\u0437 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u0441\u043b\u0443\u0436\u0431\u044b \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438. \u0418\u043c\u0435\u043d\u043d\u043e \u044d\u0442\u0438\u043c\u0438 \u0441\u043e\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f\u043c\u0438 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e\u0432\u0430\u043b\u0438\u0441\u044c \u043c\u044b \u043d\u0430 \u043f\u043b\u043e\u0449\u0430\u0434\u043a\u0435 Linxdatacenter \u0432 \u0421\u0430\u043d\u043a\u0442-\u041f\u0435\u0442\u0435\u0440\u0431\u0443\u0440\u0433\u0435, \u0433\u043e\u0442\u043e\u0432\u044f\u0441\u044c \u043a \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 Uptime Management &amp; Operations \u0432 2018 \u0433\u043e\u0434\u0443 \u0438 \u043f\u0440\u0438\u0432\u043e\u0434\u044f \u0432\u0441\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26765,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-35725","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/news\/davlenie-v-norme-zachem-tsodu-kontrol-podpora-vozduha\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0414\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0432 \u043d\u043e\u0440\u043c\u0435: \u0437\u0430\u0447\u0435\u043c \u0426\u041e\u0414\u0443 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u043f\u043e\u0434\u043f\u043e\u0440\u0430 \u0432\u043e\u0437\u0434\u0443\u0445\u0430? 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