{"id":36823,"date":"2019-10-31T22:14:01","date_gmt":"2019-10-31T19:14:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/ekskursiya-v-salatovyh-tonah\/"},"modified":"2019-10-31T22:14:01","modified_gmt":"2019-10-31T19:14:01","slug":"ekskursiya-v-salatovyh-tonah","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/ekskursiya-v-salatovyh-tonah","title":{"rendered":"Prohl\u00eddka v odst\u00ednech sal\u00e1tu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Hlavn\u00edm dopravn\u00edm probl\u00e9mem v Petrohradu jsou mosty. V noci se kv\u016fli nim mus\u00edte vyh\u00fdbat \u00fat\u011b\u0161e v hospod\u011b, ani\u017e byste dopili pivo. Nebo zaplatit za taxi dvakr\u00e1t tolik. R\u00e1no pak pe\u010dliv\u011b po\u010d\u00edtat \u010das, abyste se jako obratn\u00fd mangust dostali na n\u00e1dra\u017e\u00ed, jakmile se most zvedne. Mo\u017enost «sp\u00e1t n\u011bkde v centru, bl\u00edzko n\u00e1dra\u017e\u00ed» nezva\u017eujeme, proto\u017ee je to ideologicky \u0161kodliv\u00e9.<\/em><\/p>\n

<\/p>\n

…»Sapsan», odj\u00ed\u017ed\u011bj\u00edc\u00ed v 5:30, vymysleli lid\u00e9, kte\u0159\u00ed nen\u00e1vid\u00ed sovy. Samoz\u0159ejm\u011b, je velmi pohodln\u00e9 dorazit do Moskvy v dev\u011bt r\u00e1no, a Petrohrad je neskute\u010dn\u011b kr\u00e1sn\u00fd b\u011bhem b\u00edl\u00fdch noc\u00ed, ale v p\u016fl p\u00e1t\u00e9, kdy\u017e jsem nastoupil do taxi, jsem cht\u011bl oto\u010dit hlavu o 270 stup\u0148\u016f tomu sk\u0159iv\u00e1nkovi, kter\u00fd vymyslel tento rann\u00ed vlak.<\/p>\n

<\/p>\n

\"Prohl\u00eddka<\/p>\n

<\/p>\n

«V\u0161echny dobr\u00e9 datacentra si jsou navz\u00e1jem podobn\u00e1» \u2014 myslel jsem si, kdy\u017e jsem se dozv\u011bd\u011bl, \u017ee n\u00e1s pozvali na n\u00e1v\u0161t\u011bvu kluci z DataLine. <\/p>\n

<\/p>\n

Jak se uk\u00e1zalo, ka\u017ed\u00e9 datov\u00e9 centrum je dobr\u00e9 (nebo \u0161patn\u00e9) tro\u0161ku sv\u00fdm vlastn\u00edm zp\u016fsobem, zejm\u00e9na kdy\u017e u\u017e m\u00e1te n\u011bjak\u00e9 zku\u0161enosti, shrom\u00e1\u017ed\u00edte ve\u0161ker\u00e9 klop\u00fdtnut\u00ed v okol\u00ed a nau\u010d\u00edte se lekce z vlastn\u00ed (a tro\u0161ku ciz\u00ed) bohat\u00e9 zku\u0161enosti. Tak jsme se (ve slo\u017een\u00ed p\u011bti p\u0159edn\u00edch linkmeup a p\u0159idru\u017een\u00fdch p\u0159\u00e1tel a sympatizant\u016f) rozhodli zkontrolovat, jak dobr\u00e1 (nebo ne) jsou datov\u00e1 centra OST a NORD. <\/p>\n

<\/a><\/noindex><\/p>\n

Stihli jsme se trochu pracovat na cest\u011b (tady by mohla b\u00fdt reklama na jednoho mobiln\u00edho oper\u00e1tora, ale nen\u00ed \u2013 pokryt\u00ed z\u016fstalo \u0161patn\u00e9), vystupujeme na Leningradsk\u00e9m n\u00e1dra\u017e\u00ed. Tak alespo\u0148 ne pod Gazmanova.<\/em><\/p>\n

<\/p>\n

Na\u0161i exkurzi po «sal\u00e1tov\u00fdch» datacentrech jsme za\u010dali v OST \u2014 «tom slavn\u00e9m», kter\u00e9 ned\u00e1vno «ho\u0159elo». Pro\u010d v uvozovk\u00e1ch \u2014 to si pov\u00edme pozd\u011bji. Ale te\u010f \u2014 stoj\u00edme, kou\u0159\u00edme, \u010dek\u00e1me na ty, kte\u0159\u00ed p\u0159ich\u00e1zej\u00ed pozd\u011b. Fotografujeme kancel\u00e1\u0159 RT vedle. S t\u00edmto sousedstv\u00edm je spousta z\u00e1bavn\u00fdch p\u0159\u00edb\u011bh\u016f \u2014 za\u010d\u00ednaj\u00edc\u00ed pokl\u00e1dkou \u010derstv\u00e9ho asfaltu a malov\u00e1n\u00edm obrubn\u00edk\u016f p\u0159ed p\u0159\u00edjezdem Vysok\u00fdch Osob, a kon\u010de slevami v okoln\u00edch kav\u00e1rn\u00e1ch, kter\u00e9 dost\u00e1vali datalinci kv\u016fli podobnosti odznak\u016f.<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nHlasatel totalitn\u00ed propagandy<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nDatov\u00e9 centrum s p\u0159\u00edsn\u00fdm (regula\u010dn\u00edm) re\u017eimem<\/em><\/p>\n

<\/p>\n

Pr\u016fkaz, pravidla chov\u00e1n\u00ed, drti\u010dka u vstupu - t\u00e9m\u011b\u0159 takovou jsme vid\u011bli b\u011bhem exkurze v Linxdatacenter<\/a><\/noindex>. A kolik jste vid\u011bli v datacentrech kav\u00e1ren? My, te\u010f, zn\u00e1me p\u00e1r. Zam\u011bstnanci a klienti maj\u00ed na odznac\u00edch «k\u00e1vov\u00e9» pen\u00edze, kter\u00e9 se pravideln\u011b dopl\u0148uj\u00ed, tak\u017ee v rozumn\u00fdch mez\u00edch si m\u016f\u017eete u\u017e\u00edt k\u00e1vu \u00fapln\u011b zdarma. N\u00e1s, jako drah\u00e9 hosty, tak\u00e9 pohostili.<\/p>\n

<\/p>\n

O k\u00e1v\u011b nemohu \u0159\u00edct nic \u0161patn\u00e9ho \u2014 docela b\u011b\u017en\u00e9 pro «s\u00ed\u0165ovou» kav\u00e1rnu, ale to um\u00edst\u011bn\u00ed neodolateln\u011b p\u0159itahuje, a interi\u00e9r je p\u0159\u00edmo v nejlep\u0161\u00edch modern\u00edch tradic\u00edch.<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nInteri\u00e9r m\u00edstn\u00ed kav\u00e1rny<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nNa fotografi\u00edch datov\u00e1 centra NORD<\/em><\/p>\n

<\/p>\n

Exkurze za\u010d\u00edn\u00e1 v kancel\u00e1\u0159i. Krom\u011b zn\u00e1m\u00fdch n\u00e1pis\u016f na zdech v cel\u00e9m Rusk\u00e9m internetu a b\u00edlo-zelen\u00e9 barevn\u00e9 palety tu najdete tak\u00e9 r\u016fzn\u00e9 z\u00e1bavn\u00e9 v\u011bci. To je rekvizita, kter\u00e1 zbyla z vystoupen\u00ed firemn\u00edho divadla (m\u016f\u017eete si p\u0159edstavit technick\u00e9ho \u0159editele s\u00edt\u011b datov\u00fdch center, jak hraje ve h\u0159e? My ho osobn\u011b zn\u00e1me.). <\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nA opravdu<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nFotografie z p\u0159edstaven\u00ed<\/em><\/p>\n

<\/p>\n

Datacentra ( p\u0159esn\u011bji \u0159e\u010deno, \u010dty\u0159i datacentra) se nach\u00e1zej\u00ed ve komplexu pr\u016fmyslov\u00fdch budov, postaven\u00e9 je\u0161t\u011b v minul\u00e9m stolet\u00ed (tehdy \u2014 tov\u00e1rna «Citro\u00ebn», a v \u010dasech SSSR \u2014 tov\u00e1rna «Hydropohon»), tak\u017ee z jedn\u00e9 strany \u2014 tady je drsn\u00fd industri\u00e1l, kovov\u00e9 tr\u00e1my, atmosf\u00e9ra loftu a pr\u016fmyslov\u00e9 artefakty r\u016fzn\u00fdch epoch, kter\u00e9 se dosud nach\u00e1zej\u00ed p\u0159i r\u016fzn\u00fdch prac\u00edch. Z druh\u00e9 strany \u2014 hermetick\u00e9 z\u00f3ny datacentra je t\u0159eba za\u010dlenit do st\u00e1vaj\u00edc\u00edch konstrukc\u00ed, a ob\u010das se sm\u00ed\u0159it s realitou. Nicm\u00e9n\u011b, ne\u0159ekl bych, \u017ee tyto kompromisy ovlivnily kvalitu \u2014 ale kluk\u016fm, ur\u010dit\u011b, muselo p\u0159i projektov\u00e1n\u00ed p\u011bkn\u011b zamakat. Tak\u00e9, podle pov\u011bst\u00ed, kdesi pobl\u00ed\u017e proch\u00e1z\u00ed Metro-2, ale to nen\u00ed jist\u00e9.<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nKrom\u011b divadla zde m\u00e1me i sv\u00e9 muzeum. Expon\u00e1ty jsou \u010dist\u011b archeologick\u00e9 n\u00e1lezy<\/em><\/p>\n

<\/p>\n

P\u00e1r slov o po\u017e\u00e1ru<\/a><\/noindex>Ano, budova (sp\u00ed\u0161e st\u0159echa) skute\u010dn\u011b ho\u0159ela. Byly po\u0161kozeny vn\u011bj\u0161\u00ed bloky chladic\u00edch syst\u00e9m\u016f a chlad\u00edc\u00ed trubky. Kdekoliv se sp\u00e1lily kabely a klimatizace z\u016fstaly bez elekt\u0159iny. Kdekoliv praskly potrub\u00ed na chladivo. Ale i p\u0159es to hermetick\u00e9 z\u00f3ny vydr\u017eely tuny vody, kter\u00e1 na n\u011b byla vylita, a za\u0159\u00edzen\u00ed p\u0159e\u017eilo. Obnova prob\u00edhala pod veden\u00edm \u201e\u0161t\u00e1bu\u201c v osob\u011b nejvy\u0161\u0161\u00edho veden\u00ed, v\u0161ichni spole\u010dn\u011b vybrali ve\u0161ker\u00e9 m\u011bd\u011bn\u00e9 trubky v Moskv\u011b a okol\u00ed (dokonce je vozili i v noci na BMW X5) a v\u0161echny st\u0159\u00edzliv\u00e9 mont\u00e9ry. Kritick\u00e9 vybaven\u00ed z posti\u017een\u00fdch datov\u00fdch center (posti\u017een\u00fdch nedostatkem chladu, ne po\u017e\u00e1rem!) bylo operativn\u011b p\u0159emis\u0165ov\u00e1no do jin\u00fdch s\u00e1l\u016f, tak\u017ee u\u017e v p\u011bt hodin r\u00e1no byly spu\u0161t\u011bny nejen v\u0161echny na\u0161e slu\u017eby, ale i slu\u017eby klient\u016f. <\/p>\n

<\/p>\n

Osobn\u011b jsme zkontrolovali ten s\u00e1l, kter\u00fd nejv\u00edce \u201etrp\u011bl\u201c \u2013 krom\u011b z\u00e1pachu sp\u00e1leniny a vym\u011bn\u011bn\u00fdch dla\u017edic na podlaze si na po\u017e\u00e1r u\u017e nic nep\u0159ipom\u00edn\u00e1 (krom\u011b stojan\u016f se za\u0159\u00edzen\u00edm, kter\u00e9 byly \u201edo\u010dasn\u011b\u201c odvezeny do jin\u00e9ho datov\u00e9ho centra a tam i z\u016fstaly).<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nStatusn\u00ed panel<\/em><\/p>\n

<\/p>\n

Kdy\u017e se proch\u00e1z\u00edme chodbami, vid\u00edme dotykov\u00fd displej s n\u011b\u010d\u00edm, co velmi p\u0159ipom\u00edn\u00e1 sch\u00e9ma strojoven datov\u00e9ho centra. To je statusn\u00ed panel. Tyto panely jsou rozm\u00edst\u011bny po chodb\u00e1ch a umo\u017e\u0148uj\u00ed in\u017een\u00fdr\u016fm na m\u00edst\u011b rychle naj\u00edt nap\u0159\u00edklad pot\u0159ebnou klimatizaci a tak\u00e9 jednodu\u0161e informuj\u00ed o aktu\u00e1ln\u00edm stavu.<\/p>\n

<\/p>\n

Monitoring je postaven na Nagios (nyn\u00ed ji\u017e n\u011bkolika nez\u00e1visl\u00fdch clusterech) a pokr\u00fdv\u00e1 v\u0161echna datov\u00e1 centra (jak OST, tak NORD). Nav\u00edc jsou k dispozici aplikace pro Android a iOS (pro klienty a zam\u011bstnance) a statusn\u00ed str\u00e1nka p\u0159\u00edmo na webu. <\/p>\n

<\/p>\n

Na displeji si v\u0161\u00edm\u00e1m neobvykle vysok\u00e9ho PUE \u2013 v Rusku to nen\u00ed v\u017edy b\u011b\u017en\u00e9 po\u010d\u00edtat, ale 1,90 je docela hodn\u011b. Odpov\u011bd\u00ed na toto je \u010dist\u011b ekonomick\u00e9 \u2013 v letech 2012-2013 se ve strojovn\u00e1ch datov\u00fdch center prod\u00e1valy stojany jako hork\u00e9 rohl\u00edky, tak\u017ee na city a energetickou efektivitu nebyl \u010das. Bereme to, co je na trhu, d\u011bl\u00e1me co nejrychleji a o t\u011bchto va\u0161ich PUE se v\u016fbec nezaj\u00edm\u00e1me, proto\u017ee pro\u010d? Je\u0161t\u011b ve f\u00e1zi projektov\u00e1n\u00ed je vykoupeno 80-90% stojan\u016f, a z\u00e1konod\u00e1rstv\u00ed v RF o energetick\u00e9 efektivit\u011b nechce nic v\u011bd\u011bt. I kdy\u017e by n\u011bjak\u00e9 komisi v Amsterdamu tyto \u010d\u00edsla mohly zp\u016fsobit infarkt.<\/p>\n

<\/p>\n

Nic osobn\u00edho. Jen obchod.<\/p>\n

<\/p>\n

\"Prohl\u00eddka<\/p>\n

<\/p>\n

Dal\u0161\u00ed zaj\u00edmavost\u00ed je ozna\u010den\u00ed datov\u00fdch center. Na ka\u017ed\u00e9m m\u00edst\u011b maj\u00ed datov\u00e1 centra krom\u011b \u201eofici\u00e1ln\u00ed\u201c \u010d\u00edseln\u011b-p\u00edsmenkov\u00e9 kodifikace tak\u00e9 \u201elidsk\u00e9\u201c p\u0159ezd\u00edvky z n\u00e1mo\u0159n\u00ed abecedy (Alfa-Bravo-\u010carli-Delta\u2026). Z n\u011bjak\u00e9ho d\u016fvodu maj\u00ed v\u0161ichni klienti r\u00e1di s\u00e1l Whiskey. <\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nV p\u00e9\u010di o klienty nejsou mal\u00e9 detaily.<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nTakov\u00e9 \u201eploty\u201c se stav\u00ed pro n\u011bkter\u00e9 klienty. V na\u0161ich strojovn\u00e1ch n\u00e1m neumo\u017enili fotit, proto foto DataLine \u00a9.<\/em><\/p>\n

<\/p>\n

Klienti DataLine jsou v\u011bt\u0161inou velk\u00e9 a respektovan\u00e9 spole\u010dnosti, kter\u00e9 opravdu nemaj\u00ed r\u00e1dy, kdy\u017e se fotografuje jejich vybaven\u00ed. Zvl\u00e1\u0161\u0165 pokud je n\u00e1zev (nebo logo) klienta naps\u00e1no p\u0159\u00edmo na sk\u0159\u00edni velk\u00fdmi p\u00edsmeny. Prost\u011b to nemaj\u00ed r\u00e1di. A proto jsme fotili ji\u017e proslul\u00e9 st\u011bny s r\u016fzn\u00fdmi n\u00e1pisy a in\u017een\u00fdrsk\u00e9 prvky. In\u017een\u00fdrsk\u00e9 prvky se tak\u00e9 mohou fotografovat, ale ne v\u0161echny a ne v\u0161ude, my se v\u0161ak sna\u017eili. Proto\u017ee mezi klienty jsou velk\u00e9 a v\u00e1\u017een\u00e9 firmy, maj\u00ed i specifick\u00e9 po\u017eadavky \u2014 speci\u00e1ln\u00ed sk\u0159\u00edn\u011b (nebo n\u011bjakou ultra SDD z n\u011bkolika dodavatelsk\u00fdch sk\u0159\u00edn\u00ed), vlastn\u00ed ploty, vlastn\u00ed sp\u00ednac\u00ed za\u0159\u00edzen\u00ed, vlastn\u00ed kamerov\u00fd dohled a rychlou reak\u010dn\u00ed skupinu se zbran\u011bmi. Jedno z nepsan\u00fdch (a mo\u017en\u00e1 i psan\u00fdch) pravidel DataLine je, \u017ee se staraj\u00ed o klienta a d\u011blaj\u00ed mu radost. Za\u010d\u00edn\u00e1 to od vest a vybaven\u00fdch pracovn\u00edch m\u00edst s p\u0159\u00edstupem k internetu a nab\u00edje\u010dkami, a kon\u010d\u00ed r\u016fzn\u00fdmi akcemi pro klienty. Tyto akce jsou tak\u00e9 velmi prosp\u011b\u0161n\u00e9 t\u00edm, \u017ee stejn\u00ed lid\u00e9, kte\u0159\u00ed p\u0159ech\u00e1zej\u00ed z firmy do firmy, p\u0159iv\u00e1d\u011bj\u00ed je do DataLine. Prost\u011b proto, \u017ee zde je v\u0161e \u00fatuln\u00e9, pohodln\u00e9 a spolehliv\u00e9. Obchod DataLine nen\u00ed jen o pron\u00e1jmu sk\u0159\u00ed\u0148ov\u00fdch m\u00edst. Je to tak\u00e9 cloud, kter\u00fd je certifikovan\u00fd jak podle 152-FZ, tak podle PCI-DSS (o kter\u00e9m pl\u00e1nujeme ud\u011blat podcast, sledujte na\u0161e ozn\u00e1men\u00ed), a poskytov\u00e1n\u00ed konektivity (vlastn\u00ed vl\u00e1kna mezi m\u00edsty a od ka\u017ed\u00e9ho z nich k M9, vlastn\u00ed optick\u00fd krou\u017eek ve m\u011bst\u011b, a\u017e po organizaci posledn\u00ed m\u00edle k kancel\u00e1\u0159i klienta).<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nM \u2014 motivace.<\/em><\/p>\n

<\/p>\n

A kdy\u017e u\u017e mluv\u00edme o n\u00e1pisech \u2014 n\u00e1pady nepoch\u00e1zej\u00ed jen od zam\u011bstnanc\u016f, ale tak\u00e9 od partner\u016f a klient\u016f, p\u0159i\u010dem\u017e za ty nejlep\u0161\u00ed je mo\u017en\u00e9 hlasovat na ofici\u00e1ln\u00ed str\u00e1nce<\/a><\/noindex> DataLine na FB. A tak\u00e9 tam m\u016f\u017eete navrhnout sv\u016fj vlastn\u00ed n\u00e1pad.<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nSetk\u00e1n\u00ed na Labi.<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nKrosov\u00e1 (fotografie poskytnuta spole\u010dnost\u00ed DataLine).<\/em><\/p>\n

<\/p>\n

Zastavujeme u Meet-Me-Room, kde s\u00eddl\u00ed oper\u00e1to\u0159i. V MMR (m\u00e1me t\u0159i p\u00e1ry v OST, podle po\u010dtu optick\u00fdch hlavn\u00edch p\u0159\u00edpojek pro aktivn\u00ed a pasivn\u00ed prvky) se shroma\u017e\u010fuj\u00ed p\u0159ipojen\u00ed ze v\u0161ech datov\u00fdch center. V rozvad\u011b\u010d\u00edch je v\u0161echno nudn\u00e9 a uspo\u0159\u00e1dan\u00e9. Naopak, tam, kde stoj\u00ed aktivn\u00ed za\u0159\u00edzen\u00ed oper\u00e1tor\u016f, si vzpomenete na nejlep\u0161\u00ed roky a z\u00e1b\u011bry z n\u011bjak\u00e9ho BM18: nudle z kabel\u016f a r\u016fznorod\u00e9 vybaven\u00ed (DLink, Extreme, Juniper, Mikrotik\u2026 a tak d\u00e1le a\u017e k ASR9k). Na tomto m\u00edst\u011b je v\u00edce ne\u017e pades\u00e1t oper\u00e1tor\u016f, tak\u017ee je to v\u0161echno pestr\u00e9. Z MMR se optika a m\u011b\u010f rozd\u011bluj\u00ed po strojovn\u00e1ch. Minim\u00e1ln\u011b dv\u011b trasy na ka\u017ed\u00e9 (mo\u017en\u00e9 varianty), tak\u017ee o spolehlivosti p\u0159ipojen\u00ed se nen\u00ed t\u0159eba ob\u00e1vat. MMR se naz\u00fdv\u00e1 \u201eElba\u201c, co\u017e je velmi decentn\u00ed.<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nPot\u0159ebujete IBM Power?<\/em><\/p>\n

<\/p>\n

Je\u0161t\u011b jedna zaj\u00edmavost \u2014 to je IBM P-series, kter\u00fd nikdy nebyl zapnut a u\u017e n\u011bkolik let stoj\u00ed v jedn\u00e9 z chodeb. Stroj (spolu s p\u00e1skovou knihovnou a \u00falo\u017en\u00fdm syst\u00e9mem) si objednal jeden z klient\u016f, ale \"nevyu\u017eil jej\", tak\u017ee byl darov\u00e1n datov\u00e9mu centru. Od t\u00e9 doby tam stoj\u00ed.<\/p>\n

<\/p>\n

Asi je fajn b\u00fdt bohat\u00fdmi chlap\u00edky a d\u011blat takov\u00e9 dary, \u017ee? (Mo\u017en\u00e1 ho ani nedarovali, ale zapomn\u011bli. Nebo prohr\u00e1li v kart\u00e1ch. Ale stoj\u00ed tam u\u017e dlouho)<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nTakov\u00fd krasavec stoj\u00ed v NORD-4<\/em><\/p>\n

<\/p>\n

Jdeme do energetick\u00e9ho centra \u2014 t\u0159i (nebo dokonce \u010dty\u0159i) DGUs pro ka\u017ed\u00fd datov\u00fd center (p\u0159ipom\u00edn\u00e1m, \u017ee jich je v OST \u010dty\u0159i). Diesel dosahuje pln\u00e9ho v\u00fdkonu za 30-40 sekund a poskytuje 1900 kVA. Rezervace N+1, synchronizace a dal\u0161\u00ed \u2014 v balen\u00ed. Nejdel\u0161\u00ed doba b\u011bhu na dieselu v OST je 12 hodin. V NORD \u2014 2,5 dne (co\u017e hovo\u0159\u00ed samo za sebe, sklad o 85 tun\u00e1ch to u\u017e nen\u00ed \u017e\u00e1dn\u00e9 hunc\u00fatstv\u00ed).<\/p>\n

<\/p>\n

Samoz\u0159ejm\u011b, \u017ee jsou dohody s r\u016fzn\u00fdmi palivov\u00fdmi spole\u010dnostmi na dod\u00e1vku paliva. P\u0159epnut\u00ed na diesel se prov\u00e1d\u00ed pravideln\u011b, tak\u017ee palivo se vyprodukuje a smlouvy se kontroluj\u00ed. Mimochodem, podle koleg\u016f, p\u0159i testov\u00e1n\u00ed DGU v NORD, kter\u00fd obvykle trv\u00e1 n\u011bkolik hodin, na m\u00edst\u011b, kde unik\u00e1 tepl\u00fd vzduch z diesel\u016f, dokonce v zim\u011b stihne zele\u0148\u011bt tr\u00e1va.<\/p>\n

<\/p>\n

Po kr\u00e1tk\u00e9m ob\u010derstven\u00ed v ji\u017e zn\u00e1m\u00e9 kav\u00e1rn\u011b jedeme na plochu NORD. To nen\u00ed jeden datov\u00fd center, ale \u010dty\u0159i nez\u00e1visl\u00e9 budovy na jednom pozemku. Ka\u017ed\u00fd m\u00e1 sv\u00e9 elektrick\u00e9 vstupy, sv\u00e9 dieselov\u00e9 stroje a sv\u00e9 chlazen\u00ed. NORD-1 a NORD-2 pro\u0161ly auditem Uptime Institute M&O. Nejnov\u011bj\u0161\u00ed (a nejlep\u0161\u00ed datov\u00fd center DataLine) \u2014 NORD-4, tak\u017ee jdeme pr\u00e1v\u011b sem. <\/p>\n

<\/p>\n

I p\u0159es zna\u010dn\u00fd, zd\u00e1nliv\u011b obrovsk\u00fd po\u010det datov\u00fdch center v Moskv\u011b st\u00e1le panuje nedostatek. Samoz\u0159ejm\u011b, \u017ee jednu \u010di dv\u011b sk\u0159\u00edn\u011b v\u00e1m vylo\u017e\u00ed bez probl\u00e9m\u016f. Dokonce i dvacet poskytnou. V\u011bt\u0161\u00ed mno\u017estv\u00ed u\u017e je ot\u00e1zka (a DataLine m\u00e1 v\u00edce ne\u017e jednoho \u010di dva klienty s takov\u00fdmi pot\u0159ebami). Konkr\u00e9tn\u011b v NORD-4 m\u00edsto (prozat\u00edm) je, proto\u017ee jeden velk\u00fd klient se p\u0159est\u011bhoval do sv\u00e9ho vlastn\u00edho nov\u011b postaven\u00e9ho datov\u00e9ho centra, ale v jin\u00fdch m\u00edstech se to u\u017e nemus\u00ed poda\u0159it. Nicm\u00e9n\u011b, v sou\u010dasnosti prob\u00edh\u00e1 n\u00e1vrh NORD-5, kter\u00fd slibuj\u00ed spustit na za\u010d\u00e1tku roku 2020.<\/p>\n

<\/p>\n

Ale vra\u0165me se k na\u0161\u00ed exkurzi. Vzhledem k tomu, \u017ee jsme jeli autem, byli jsme vpu\u0161t\u011bni do br\u00e1ny, kde n\u00e1s zam\u011b\u0159ili ozbrojenci, \u010d\u00edslo na\u0161eho auta ov\u011b\u0159ili s \u017e\u00e1dost\u00ed a v\u0161echny pasa\u017e\u00e9ry po\u017e\u00e1dali, aby vystoupili pro vyd\u00e1n\u00ed povolen\u00ed (samoz\u0159ejm\u011b, podle pasu). Proto\u017ee B \u2014 bezpe\u010dnost.<\/p>\n

<\/p>\n

NORD-4 je p\u00fdcha spole\u010dnosti a souhrn mnohalet\u00fdch zku\u0161enost\u00ed v oblasti v\u00fdstavby a provozu datov\u00fdch center, m\u00e1 certifik\u00e1ty Uptime Institute Tier III pro projektov\u00fd design a Facility (tj. postaven\u00e1 datov\u00e1 centra) a tak\u00e9 Operational Sustainability \u2014 kluci se k v\u011bci postavili maxim\u00e1ln\u011b zodpov\u011bdn\u011b. Uvnit\u0159 jsou \u010dty\u0159i nez\u00e1visl\u00e9 hermetick\u00e9 z\u00f3ny po dvou s\u00e1lech v jednom budov\u011b. Ka\u017ed\u00e1 m\u00e1 sv\u00e9 energetick\u00e9 centrum (DGU, bateriov\u00e9 m\u00edstnosti), chladic\u00ed okruhy a syst\u00e9my protipo\u017e\u00e1rn\u00ed ochrany. Spole\u010dn\u00e9 jsou pouze optick\u00e9 vstupy (dva na budovu) a MMR.<\/p>\n

<\/p>\n

\"Prohl\u00eddka<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nM\u011bn\u00ed zdrav\u00e9ho in\u017een\u00fdra<\/em><\/p>\n

<\/p>\n

Na vstupu do datov\u00e9ho centra \u010dek\u00e1 ji\u017e zn\u00e1m\u00e1 kav\u00e1rna (pro\u010d ne?). Vyb\u00edr\u00e1me se do centra pro monitorov\u00e1n\u00ed. Hlavn\u00ed jsou nyn\u00ed dv\u011b \u2014 v OST a NORD-4 (v NORD-1, 2, 3 tak\u00e9 sed\u00ed sv\u00e9 sm\u011bny). Z ka\u017ed\u00e9ho centra lze sledovat ob\u011b lokality, tak\u017ee je zde zaji\u0161t\u011bna redundantnost n+1. Na videost\u011bn\u011b ji\u017e zn\u00e1m\u00e9 panely v zelen\u00fdch t\u00f3nech (parametr\u016f na n\u00ed je samoz\u0159ejm\u011b mnohem v\u00edce ne\u017e na statusov\u00e9m displeji). Trochu si pov\u00edd\u00e1me o monitorov\u00e1n\u00ed \u2014 \u017e\u00e1dn\u00e9 m\u00f3dn\u00ed Prometheus a Grafana, jen Nagios, jen hardcore a vlastn\u00ed vizualizace. B\u011bhem deseti let (nebo dokonce v\u00edce) pou\u017e\u00edv\u00e1n\u00ed bylo naps\u00e1no ji\u017e mno\u017estv\u00ed vlastn\u00edch kontrol a skript\u016f, tak\u017ee p\u0159echod na n\u011bco jin\u00e9ho by byla dost velk\u00e1 dobrodru\u017estv\u00ed. P\u0159ibli\u017en\u011b jednou m\u011bs\u00ed\u010dn\u011b se objevuje dal\u0161\u00ed firma, kter\u00e1 nab\u00edz\u00ed \"rychl\u00e9 a bezbolestn\u00e9\" \u0159e\u0161en\u00ed v\u0161ech probl\u00e9m\u016f, ale prozat\u00edm to n\u011bjak nevych\u00e1z\u00ed. Videost\u011bna, mimochodem, tak\u00e9 b\u011b\u017e\u00ed na samosestaven\u00e9m \u0159e\u0161en\u00ed, kter\u00e9 vy\u0161lo mnohem levn\u011bji ne\u017e komer\u010dn\u00ed ekvivalenty. <\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nZdej\u0161\u00ed \u0159\u00edd\u00edc\u00ed centrum<\/em><\/p>\n

<\/p>\n

Kdy\u017e mnoho let navrhujete, stav\u00edte a provozujete datov\u00e1 centra, u\u017e se neboj\u00edte d\u011blat n\u011bco sami, a ne jen kupovat hotov\u00e9. DataLine nap\u0159\u00edklad ne\u0161t\u00edt\u00ed \u0159\u00edct, \u017ee d\u00edky sv\u00e9 velikosti zakopli o maxim\u00e1ln\u00ed po\u010det klac\u00edk\u016f, a ka\u017ed\u00e9 nov\u00e9 datov\u00e9 centrum je potomkem t\u011b\u017ek\u00fdch chyb a zku\u0161enost\u00ed, kter\u00e9 maj\u00ed v\u00edce ne\u017e desetiletou historii. Samoz\u0159ejm\u011b, v ka\u017ed\u00e9m nov\u00e9m datov\u00e9m centru jsou vlastn\u00ed know-how, a proch\u00e1zka po NORD v\u00e1s neust\u00e1le p\u0159iv\u00e1d\u00ed k my\u0161lence, \u017ee lid\u00e9 jednodu\u0161e vzali a ud\u011blali to dob\u0159e. Ne pro dostate\u010dn\u011b, ne pro hodnocen\u00ed a certifik\u00e1ty \u2014 b\u011b\u017en\u00fd in\u017een\u00fdrsk\u00fd proces, kdy s ka\u017edou iterac\u00ed rostete nad sebe a st\u00e1v\u00e1te se st\u00e1le lep\u0161\u00edm a lep\u0161\u00edm. Zru\u010dn\u00ed pozorovatel \u0159ekne, \u017ee to je nudn\u00e9 a konzervativn\u00ed, zat\u00edmco klient, naopak, podporuje tuto stabilitu sv\u00fdmi vlastn\u00edmi pen\u011bzi. A pro to, abyste to ud\u011blali dob\u0159e, v\u016fbec nen\u00ed nutn\u00e9 kupovat in\u017een\u00fdrsk\u00e9 syst\u00e9my nebo softwarov\u00e9 \u0159e\u0161en\u00ed za hodn\u011b pen\u011bz (i kdy\u017e bez toho to n\u011bkdy nejde). \u010cast\u011bji rozhoduje zku\u0161enost, znalosti a in\u017een\u00fdrsk\u00e1 vynal\u00e9zavost. <\/p>\n

<\/p>\n

Nap\u0159\u00edklad budova NORD-4 m\u00e1 3,5 patra. Prvn\u00ed t\u0159i jsou plnohodnotn\u00e1 s v\u00fd\u0161kou stropu 4,5 metru, kde se nach\u00e1zej\u00ed strojovny. A posledn\u00ed patro je technick\u00e9, vysok\u00e9 pouze 1,8 metru, a je ur\u010deno \u010dist\u011b pro chladic\u00ed syst\u00e9my. Proto\u017ee je patro technick\u00e9, jsou po\u017eadavky na n\u011bj mnohem ni\u017e\u0161\u00ed, co\u017e umo\u017enilo zjednodu\u0161it projekt a u\u0161et\u0159it pen\u00edze.<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nPohled na troj\u00faheln\u00edkov\u00fd datov\u00e9 centrum<\/em><\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nMax m\u00e1 zvl\u00e1\u0161tn\u00ed kung-fu, jak se nezapl\u00e9st na fotk\u00e1ch<\/em><\/p>\n

<\/p>\n

Zakon\u010dujeme prohl\u00eddku na st\u0159e\u0161e \u2014 odtud je skv\u011bl\u00fd v\u00fdhled na sousedn\u00ed tepl\u00e1rnu a obytnou \u010dtvr\u0165, stejn\u011b jako na dal\u0161\u00ed budovy NORD. Dv\u011b z nich jsou troj\u00faheln\u00edkov\u00e9. Na to si kolegov\u00e9 dokonce d\u011blali legraci, \u017ee \"DataLine jsou hlup\u00e1ci, stav\u00ed n\u011bjak\u00fd troj\u00faheln\u00edkov\u00fd datov\u00fd centrum\" aby tam mohli um\u00eds\u0165ovat troj\u00faheln\u00edkov\u00e9 stojany a troj\u00faheln\u00edkov\u00e9 servery. Ale nic \u2014 postavili to a \u00fasp\u011b\u0161n\u011b provozuj\u00ed, a z\u00e1rove\u0148 efektivn\u011b vyu\u017e\u00edvaj\u00ed dostupn\u00fd prostor (kter\u00fd v Moskv\u011b, mus\u00edm \u0159\u00edct, nen\u00ed zadarmo). Je\u0161t\u011b jeden p\u0159ekvapuj\u00edc\u00ed (pro m\u011b) fakt \u2014 v\u011bt\u0161ina komer\u010dn\u00edch klient\u016f chce b\u00fdt um\u00edst\u011bna pr\u00e1v\u011b v Moskv\u011b. M\u00edsto asi pades\u00e1t kilometr\u016f po Minsk\u00e9 d\u00e1lnici (i kdy\u017e jsou zde ve\u0161ker\u00e9 pot\u0159ebn\u00e9 zdroje a komunikace) u\u017e zaj\u00edm\u00e1 m\u00e1lokoho. A tak se v\u0161ichni ma\u010dkaj\u00ed v neelasticit\u011b.<\/p>\n

<\/p>\n

\"Prohl\u00eddka
\nChladic\u00ed v\u011b\u017ee u\u017e nejsou datov\u00fdm centrem, ale tepelnou elektr\u00e1rnou<\/em><\/p>\n

<\/p>\n

Na tomto na\u0161em dal\u0161\u00edm putov\u00e1n\u00ed jsme skon\u010dili. <\/p>\n

<\/p>\n

Pot\u00e9 byla je\u0161t\u011b dlouh\u00e1 a plodn\u00e1 debata o spole\u010dn\u00fdch pl\u00e1nech a budouc\u00edch podcastech (douf\u00e1m, \u017ee na n\u011b nebudeme dlouho \u010dekat), tak\u017ee sledujte novinky, brzy bude je\u0161t\u011b v\u00edce zaj\u00edmav\u00e9ho.<\/p>\n

<\/p>\n

A kdo chce vid\u011bt v\u0161echno na vlastn\u00ed o\u010di, DataLine zve na prohl\u00eddku. Naprosto zdarma, ale s p\u0159edchoz\u00ed rezervac\u00ed. T\u011bm, kdo uvedou k\u00f3dov\u00e9 slovo \"linkmeup\" \u2014 plus do karmy.<\/p>\n

<\/p>\n

Z\u016fsta\u0148te na p\u0159\u00edjmu!<\/p>\n

Zdroj: habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0421\u0430\u043c\u0430\u044f \u0433\u043b\u0430\u0432\u043d\u0430\u044f \u0442\u0440\u0430\u043d\u0441\u043f\u043e\u0440\u0442\u043d\u0430\u044f \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0432 \u041f\u0438\u0442\u0435\u0440\u0435 \u2014 \u044d\u0442\u043e \u043c\u043e\u0441\u0442\u044b. \u041d\u043e\u0447\u044c\u044e \u0438\u0437-\u0437\u0430 \u043d\u0438\u0445 \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u0443\u0431\u0435\u0433\u0430\u0442\u044c \u0438\u0437 \u043a\u0430\u0431\u0430\u043a\u0430, \u043d\u0435 \u0434\u043e\u043f\u0438\u0432 \u043f\u0438\u0432\u043e. \u041d\u0443 \u0438\u043b\u0438 \u043f\u043b\u0430\u0442\u0438\u0442\u044c \u0437\u0430 \u0442\u0430\u043a\u0441\u0438 \u0432 \u0434\u0432\u0430 \u0440\u0430\u0437\u0430 \u0431\u043e\u043b\u044c\u0448\u0435 \u043e\u0431\u044b\u0447\u043d\u043e\u0433\u043e. \u0423\u0442\u0440\u043e\u043c \u2014 \u0442\u0449\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u044b\u0432\u0430\u0442\u044c \u0432\u0440\u0435\u043c\u044f, \u0447\u0442\u043e\u0431\u044b \u043a\u0430\u043a \u0442\u043e\u043b\u044c\u043a\u043e \u043c\u043e\u0441\u0442 \u0441\u0432\u0435\u043b\u0438, \u0442\u044b \u043b\u043e\u0432\u043a\u0438\u043c \u043c\u0430\u043d\u0433\u0443\u0441\u0442\u043e\u043c \u0443\u0441\u043f\u0435\u043b \u043d\u0430 \u0432\u043e\u043a\u0437\u0430\u043b. \u0412\u0430\u0440\u0438\u0430\u043d\u0442 «\u043d\u043e\u0447\u0435\u0432\u0430\u0442\u044c \u0433\u0434\u0435-\u043d\u0438\u0431\u0443\u0434\u044c \u0432 \u0446\u0435\u043d\u0442\u0440\u0435, \u0440\u044f\u0434\u043e\u043c \u0441 \u0432\u043e\u043a\u0437\u0430\u043b\u043e\u043c» \u043c\u044b \u043d\u0435 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":27587,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-36823","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Prohl\u00eddka v odst\u00ednech zelen\u00e9 | ProHoster","description":"Nejv\u011bt\u0161\u00ed dopravn\u00ed probl\u00e9m v Petrohrad\u011b jsou mosty. V noci kv\u016fli nim mus\u00edte ut\u00edkat z hospody, ani\u017e byste dopili pivo. 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