{"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\/sk\/blog\/administrirovanie\/ekskursiya-v-salatovyh-tonah","title":{"rendered":"Exkurzia v zelen\u00fdch t\u00f3noch","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Najv\u00e4\u010d\u0161\u00edm dopravn\u00fdm probl\u00e9mom v Petrohrade s\u00fa mosty. V noci sa kv\u00f4li nim mus\u00edme pon\u00e1h\u013ea\u0165 z kr\u010dmy, aby sme nestihli dopi\u0165 pivo. Alebo zaplati\u0165 za taxi dvakr\u00e1t viac, ako zvy\u010dajne. R\u00e1no si d\u00f4kladne pl\u00e1nujeme \u010das, aby sme, hne\u010f ako most zatvoria, stihli na stanicu ako obratn\u00fd mangustus. Variant \u201eprespa\u0165 niekde v centre, bl\u00edzko n\u00e1dra\u017eia\u201c nepova\u017eujeme za ideologicky \u0161kodliv\u00fd.<\/em><\/p>\n

<\/p>\n

\u2026 \u201eSapsan\u201c, odch\u00e1dzaj\u00faci o 5:30, vymysleli \u013eudia, ktor\u00ed nen\u00e1vidia sovy. Samozrejme, je ve\u013emi pohodln\u00e9 ocitn\u00fa\u0165 sa v Moskve o deviatej r\u00e1no a Petrohrad je neuverite\u013ene kr\u00e1sny po\u010das bielych noc\u00ed, ale o pol piatej, ke\u010f som si sadol do tax\u00edka, som mal chu\u0165 oto\u010di\u0165 hlavu o 270 stup\u0148ov tomu vrabcovi, ktor\u00fd vymyslel tento rann\u00fd vlak.<\/p>\n

<\/p>\n

\"Exkurzia<\/p>\n

<\/p>\n

\u201eV\u0161etky dobr\u00e9 d\u00e1tov\u00e9 centr\u00e1 s\u00fa si navz\u00e1jom podobn\u00e9\u201c \u2014 pomyslel som si, ke\u010f som sa dozvedel, \u017ee n\u00e1s pozvali na n\u00e1v\u0161tevu chalani z DataLine. <\/p>\n

<\/p>\n

Ako sa uk\u00e1zalo, ka\u017ed\u00e9 d\u00e1tov\u00e9 centrum je dobr\u00e9 (alebo zl\u00e9) tro\u0161ku po svojom, najm\u00e4 ke\u010f dostanete nieko\u013eko r\u00e1n, pozbierate v\u0161etky prek\u00e1\u017eky v okol\u00ed a nau\u010d\u00edte sa lekcie z vlastn\u00fdch (a tro\u0161ku aj cudz\u00edch) bohat\u00fdch sk\u00fasenost\u00ed. Tak sme (v zlo\u017een\u00ed piatich ved\u00facich linkmeup a pripojen\u00fdch priate\u013eov a sympatizantov) sa rozhodli skontrolova\u0165, ako dobr\u00e9 (alebo nie ve\u013emi) s\u00fa d\u00e1tov\u00e9 centr\u00e1 OST a NORD. <\/p>\n

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

Trochu som stihol pracova\u0165 na ceste (tu by mohla by\u0165 reklama jedn\u00e9ho mobiln\u00e9ho oper\u00e1tora, ale nie \u2014 pokrytie je tak\u00e9 zl\u00e9, ako bolo), vystupujeme na Leningradskom n\u00e1dra\u017e\u00ed. Aspo\u0148 nie pod Gazmanovom.<\/em><\/p>\n

<\/p>\n

Na\u0161a exkurzia po \u201ezelen\u00fdch\u201c d\u00e1tov\u00fdch centr\u00e1ch za\u010dala s OST \u2014 \u201et\u00fdm sl\u00e1vnym\u201c, ktor\u00fd ned\u00e1vno \u201ehorel\u201c. Pre\u010do v \u00favodzovk\u00e1ch \u2014 vysvetl\u00edm nesk\u00f4r. A zatia\u013e \u2014 stoj\u00edme, faj\u010d\u00edme, \u010dak\u00e1me na me\u0161kaj\u00facich. Fotografujeme kancel\u00e1riu RT ved\u013ea. S t\u00fdmto susedstvom je ve\u013ea z\u00e1bavn\u00fdch pr\u00edbehov \u2014 od pokl\u00e1dky nov\u00e9ho asfaltu a ma\u013eovania obrubn\u00edkov pred pr\u00edchodom Vysok\u00fdch Osobnost\u00ed, a\u017e po z\u013eavy v okolit\u00fdch kaviar\u0148ach, ktor\u00e9 dost\u00e1vali medzi sebou d\u00e1tovci kv\u00f4li podobnosti odznakov.<\/p>\n

<\/p>\n

\"Exkurzia
\nMegaf\u00f3n totalitnej propagandy<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nD\u00e1tov\u00e9 centrum pr\u00edsneho (kontroln\u00e9ho) re\u017eimu<\/em><\/p>\n

<\/p>\n

Preukaz, pravidl\u00e1 spr\u00e1vania, mlyn\u010dek na vstupe \u2014 tak\u00fd ist\u00fd sme videli po\u010das exkurzie v Linxdatacentri<\/a><\/noindex>. A ko\u013eko kaviarn\u00ed ste videli v d\u00e1tov\u00fdch centr\u00e1ch? No, my teraz pozn\u00e1me p\u00e1r. Na odznakoch zamestnancov a klientov s\u00fa \u201ek\u00e1vov\u00e9\u201c vklady, ktor\u00e9 sa pravidelne dop\u013a\u0148aj\u00fa, tak\u017ee v rozumn\u00fdch medziach si m\u00f4\u017eete bez ob\u00e1v vychutna\u0165 k\u00e1vu \u00faplne zadarmo. Aj n\u00e1s, ako drah\u00fdch host\u00ed, pohostili.<\/p>\n

<\/p>\n

O k\u00e1ve nem\u00f4\u017eem poveda\u0165 ni\u010d zl\u00e9 \u2014 je \u00faplne be\u017en\u00e1 pre \u201esie\u0165ov\u00fa\u201c kaviare\u0148, ale poloha nejak\u00fdm sp\u00f4sobom l\u00e1ka a interi\u00e9r je priamo v najlep\u0161\u00edch modern\u00fdch trad\u00edci\u00e1ch.<\/p>\n

<\/p>\n

\"Exkurzia
\nInteri\u00e9r miestnej kaviarne<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nNa fotografi\u00e1ch d\u00e1tov\u00e9 centr\u00e1 NORD<\/em><\/p>\n

<\/p>\n

Exkurzia za\u010d\u00edna v kancel\u00e1rii. Okrem zn\u00e1mych n\u00e1pisov na sten\u00e1ch a bielo-zelen\u00e9ho farebn\u00e9ho sch\u00e9my s\u00fa tam aj r\u00f4zne z\u00e1bavn\u00e9 veci. Toto je rekvizita, ktor\u00e1 zostala po vyst\u00fapeniach firemn\u00e9ho divadla (m\u00f4\u017eete si predstavi\u0165 technick\u00e9ho riadite\u013ea siete d\u00e1tov\u00fdch centier, ktor\u00fd hr\u00e1 v divadelnom predstaven\u00ed? A my ho osobne pozn\u00e1me.). <\/p>\n

<\/p>\n

\"Exkurzia
\nNaozaj<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nFotografie z predstaven\u00ed<\/em><\/p>\n

<\/p>\n

D\u00e1tov\u00e9 centr\u00e1 (presnej\u0161ie povedan\u00e9, \u0161tyri d\u00e1tov\u00e9 centr\u00e1) sa nach\u00e1dzaj\u00fa v komplexe priemyseln\u00fdch budov, postaven\u00fdch e\u0161te v predch\u00e1dzaj\u00facom storo\u010d\u00ed (vtedy \u2014 tov\u00e1re\u0148 \u201eCitro\u00ebn\u201c, a v \u010dasoch ZSSR \u2014 tov\u00e1re\u0148 \u201eHydropohon\u201c), tak\u017ee z jednej strany \u2014 tu je stroh\u00e1 industri\u00e1lna atmosf\u00e9ra, kovov\u00e9 nosn\u00edky, atmosf\u00e9ra loftu a priemyseln\u00e9 artefakty r\u00f4znych obdob\u00ed, ktor\u00e9 sa e\u0161te st\u00e1le nach\u00e1dzaj\u00fa pri r\u00f4znych pr\u00e1cach. Z druhej strany \u2014 hermetick\u00e9 z\u00f3ny d\u00e1tov\u00e9ho centra musia by\u0165 zakomponovan\u00e9 do existuj\u00facich kon\u0161trukci\u00ed a ob\u010das je potrebn\u00e9 \u00eds\u0165 na kompromisy s realitou. Av\u0161ak, nemysl\u00edm si, \u017ee by sa tieto kompromisy odrazili na kvalite \u2014 ale chalani sa museli ur\u010dite poriadne zapoti\u0165 pri projektovan\u00ed. \u010co sa t\u00fdka povest\u00ed, niekde v bl\u00edzkosti prech\u00e1dza Metro-2, ale to nie je presn\u00e9.<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nOkrem divadla tu je aj vlastn\u00e9 m\u00fazeum. Expon\u00e1ty s\u00fa p\u00f4vodne \u2014 archeologick\u00e9 n\u00e1lezy.<\/em><\/p>\n

<\/p>\n

P\u00e1r slov o po\u017eiare<\/a><\/noindex>\u00c1no, budova (respekt\u00edve strecha) naozaj horela. Po\u0161koden\u00e9 boli vonkaj\u0161ie jednotky chladiacich syst\u00e9mov a chladni\u010dn\u00e9 potrubia. Kde sa k\u00e1bly prepa\u013eovali, klimatiz\u00e1cie ostali bez elektriny. Kde sa vybuchli fre\u00f3nov\u00e9 potrubia. Ale napriek tomu hermetick\u00e9 priestory vydr\u017eali tony vody, ktor\u00e1 sa na ne vyliala, a zariadenie pre\u017eilo. Obnovovali sme to pod veden\u00edm \"\u0161t\u00e1bu\" v podobe vrcholov\u00e9ho mana\u017ementu spolo\u010dne \u2014 vyzbierali sme \u00faplne v\u0161etky meden\u00e9 r\u00fary v Moskve a okol\u00ed (dov\u00e1\u017eali aj v noci na BMW X5) a v\u0161etk\u00fdch triezvych mont\u00e1\u017enikov. Kritick\u00e9 zariadenie z po\u0161koden\u00fdch d\u00e1tov\u00fdch centier (po\u0161koden\u00fdch z nedostatku chladu, nie zo po\u017eiaru!) sme operat\u00edvne presunuli do in\u00fdch h\u00e1l, tak\u017ee u\u017e o piatej r\u00e1no sme spustili nielen v\u0161etky na\u0161e slu\u017eby, ale aj klientov. <\/p>\n

<\/p>\n

Osobne sme skontrolovali t\u00fa halu, ktor\u00e1 najviac \"trpela\" \u2014 okrem z\u00e1pachu sp\u00e1leniny a vymenen\u00fdch dla\u017ed\u00edc, o po\u017eiari neupozor\u0148uje ani ni\u010d in\u00e9 (okrem stojanov so zariaden\u00edm, \"do\u010dasne\" premiestnen\u00fdch do in\u00e9ho d\u00e1tov\u00e9ho centra, a tam aj zost\u00e1vaj\u00facich).<\/p>\n

<\/p>\n

\"Exkurzia
\nStavov\u00e1 panel<\/em><\/p>\n

<\/p>\n

Ke\u010f prech\u00e1dzame chodbami, vid\u00edme dotykov\u00fd displej s nie\u010d\u00edm, \u010do sa ve\u013emi podob\u00e1 sch\u00e9me strojovne d\u00e1tov\u00e9ho centra. Toto je stavov\u00e1 panel. T\u00fdch je v chodb\u00e1ch nain\u0161talovan\u00fdch nieko\u013eko a umo\u017e\u0148uj\u00fa in\u017einierom na mieste r\u00fdchlo n\u00e1js\u0165 napr\u00edklad potrebn\u00fa klimatiz\u00e1ciu a jednoducho oznamuj\u00fa aktu\u00e1lny stav.<\/p>\n

<\/p>\n

Monitoring je zalo\u017een\u00fd na Nagios (a teraz u\u017e na nieko\u013ek\u00fdch nez\u00e1visl\u00fdch clusteroch) a pokr\u00fdva v\u0161etky d\u00e1tov\u00e9 centr\u00e1 (aj OST, aj NORD). \u010ealej existuj\u00fa aplik\u00e1cie pre Android a iOS (pre klientov a zamestnancov) a stavov\u00e1 str\u00e1nka priamo na webe. <\/p>\n

<\/p>\n

Na displeji si v\u0161imnem nezvy\u010dajne vysok\u00fd PUE \u2014 nie v\u0161ade v Rusku sa to zvy\u010dajne po\u010d\u00edta, ale aj tak 1.90 je trochu ve\u013ea. Odpove\u010f na toto je \u010disto ekonomick\u00e1 \u2014 v rokoch 2012-2013 sa stojany v d\u00e1tov\u00fdch centr\u00e1ch pred\u00e1vali ako hor\u00face kol\u00e1\u010de, tak\u017ee nebolo \u010das na em\u00f3cie ani energetick\u00fa efekt\u00edvnos\u0165. Nasadili sme to, \u010do je na trhu, urob\u00edme to maxim\u00e1lne r\u00fdchlo a nezauj\u00edmaj\u00fa n\u00e1s va\u0161e PUE, ve\u010f pre\u010do? E\u0161te vo f\u00e1ze projektovania sa vyber\u00e1 80-90 % stojanov, no legislat\u00edva v Rusku o energetickej efekt\u00edvnosti nechce vedie\u0165 ni\u010d. Hoci by nejak\u00e1 komisia v Amsterdame ur\u010dite od tak\u00fdch \u010d\u00edsel dostala infarkt.<\/p>\n

<\/p>\n

Ni\u010d osobn\u00e9ho. Len biznis.<\/p>\n

<\/p>\n

\"Exkurzia<\/p>\n

<\/p>\n

\u010eal\u0161ou zvl\u00e1\u0161tnos\u0165ou s\u00fa ozna\u010denia d\u00e1tov\u00fdch centier. Na ka\u017edej ploche maj\u00fa d\u00e1tov\u00e9 centr\u00e1 okrem \"ofici\u00e1lneho\" \u010d\u00edso-p\u00edsmenkov\u00e9ho k\u00f3dovania aj \"\u013eudsk\u00e9\" prez\u00fdvky z n\u00e1morn\u00e9ho abeced\u00e1ru (Alfa-Bravo-\u010carli-Delta\u2026). Z nejak\u00e9ho d\u00f4vodu v\u0161etci klienti maj\u00fa radi halu Whiskey. <\/p>\n

<\/p>\n

\"Exkurzia
\nV oblasti starostlivosti o klientov niet mali\u010dkost\u00ed.<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nTak\u00e9to \"ploty\" s\u00fa umiestnen\u00e9 pre niektor\u00fdch klientov. V na\u0161ich strojovn\u00edcach n\u00e1m neumo\u017enili fotografova\u0165, preto s\u00fa fotografie DataLine \u00a9.<\/em><\/p>\n

<\/p>\n

Klienti DataLine s\u00fa preva\u017ene ve\u013ek\u00e9 a v\u00e1\u017een\u00e9 spolo\u010dnosti, ktor\u00e9 ve\u013emi nemaj\u00fa radi, ke\u010f sa fotografuje ich vybavenie. Najm\u00e4 ak je n\u00e1zov (alebo logo) klienta nap\u00edsan\u00e9 priamo na stojane ve\u013ek\u00fdmi p\u00edsmenami. Nemaj\u00fa radi \u2014 a je to tak. Preto sme fotili u\u017e zn\u00e1me steny s r\u00f4znymi n\u00e1pismi, a aj technol\u00f3giu. Technol\u00f3gie sa nedaj\u00fa fotografova\u0165 v\u0161ade a v\u017edy, ale sna\u017eili sme sa. Ke\u010f\u017ee medzi klientmi s\u00fa ve\u013ek\u00e9 a v\u00e1\u017een\u00e9 firmy, ich po\u017eiadavky s\u00fa \u010dasto \u0161pecifick\u00e9 \u2013 \u0161peci\u00e1lne stojany (alebo dokonca nejak\u00e9 ultra SAN z nieko\u013ek\u00fdch vendorov\u00fdch stojanov), vlastn\u00e9 ploty, vlastn\u00e9 zabezpe\u010dovacie syst\u00e9my, vlastn\u00e9 kamerov\u00e9 sledovanie a r\u00fdchla reak\u010dn\u00e1 skupina s automatmi. V skuto\u010dnosti jedno z neofici\u00e1lnych (a ofici\u00e1lnych tie\u017e) pravidiel DataLine je stara\u0165 sa o klienta a robi\u0165 mu dobre. Od vesty a vybaven\u00fdch pracovn\u00fdch miest s pr\u00edstupom na internet a nab\u00edja\u010dkami, a\u017e po r\u00f4zne akcie pre klientov. Tieto s\u00fa ve\u013emi u\u017eito\u010dn\u00e9 aj z toho d\u00f4vodu, \u017ee t\u00ed ist\u00ed \u013eudia, prech\u00e1dzaj\u00fac z firmy do firmy, ich priv\u00e1dzaj\u00fa do DataLine. Jednoducho preto, \u017ee tu je v\u0161etko \u00fatuln\u00e9, pohodln\u00e9 a spo\u013eahliv\u00e9. Biznis DataLine nie je len pren\u00e1jom stoj\u00edsk. Je to tie\u017e cloud, ktor\u00fd je certifikovan\u00fd s\u00fa\u010dasne pod\u013ea z\u00e1kona 152-FZ a PCI-DSS (o \u0148om pl\u00e1nujeme urobi\u0165 podcast, sledujte ozn\u00e1menia) a poskytovanie konektivity (vlastn\u00e9 vl\u00e1kna medzi lokalitami a z ka\u017edej z nich na M9, vlastn\u00fd optick\u00fd kruh po meste, a tak a\u017e po organiz\u00e1ciu poslednej m\u00edle k klientskemu kancel\u00e1rii).<\/p>\n

<\/p>\n

\"Exkurzia
\nM \u2013 motiv\u00e1cia<\/em><\/p>\n

<\/p>\n

Mimochodom, o n\u00e1pisoch \u2013 n\u00e1pady prich\u00e1dzaj\u00fa nielen od zamestnancov, ale aj od partnerov a klientov, po ktor\u00fdch sa za naj\u00faspe\u0161nej\u0161ie m\u00f4\u017ee hlasova\u0165 na ofici\u00e1lnej str\u00e1nke<\/a><\/noindex> DataLine na FB. A aj navrhn\u00fa\u0165 svoj n\u00e1pad je mo\u017en\u00e9 tam.<\/p>\n

<\/p>\n

\"Exkurzia
\nStretnutie na Elbe<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nMotocross (fotografia poskytla spolo\u010dnos\u0165 DataLine)<\/em><\/p>\n

<\/p>\n

Zastavujeme sa pri Meet-Me-Room, kde sa nach\u00e1dzaj\u00fa oper\u00e1tori. V MMR (t\u00fdch je v OST tri p\u00e1ry, pod\u013ea po\u010dtu pr\u00edpojok optiky, pre akt\u00edvne a pas\u00edvne) sa zl\u00fa\u010duj\u00fa pripojenia zo v\u0161etk\u00fdch d\u00e1tov\u00fdch centier. V kr\u00ed\u017eovej miestnosti je v\u0161etko nudn\u00e9 a upratan\u00e9. Ale tam, kde stoj\u00ed akt\u00edvne zariadenie oper\u00e1tora, si spomenie\u0161 na lep\u0161ie \u010dasy a z\u00e1bery z nejak\u00e9ho BM18: cenc\u00fale z k\u00e1blov a r\u00f4zne zariadenia (DLink, Extreme, Juniper, Mikrotik\u2026 a pokra\u010dovanie ASR9k). Tu je viac ako p\u00e4\u0165desiat oper\u00e1torov, tak\u017ee v\u0161etko je pestr\u00e9. Z MMR sa optika a meden\u00e9 k\u00e1ble rozvetvuj\u00fa do strojovn\u00ed. Minim\u00e1lne dve trasy na ka\u017ed\u00e9 (mo\u017en\u00e9 varianty), tak\u017ee o spo\u013eahlivos\u0165 pripojenia sa netreba b\u00e1\u0165. MMR sa naz\u00fdva \"Elba\", \u010do je skuto\u010dne vtipn\u00e9.<\/p>\n

<\/p>\n

\"Exkurzia
\nPotrebujete IBM Power?<\/em><\/p>\n

<\/p>\n

E\u0161te jedna zauj\u00edmav\u00e1 n\u00e1jden\u00e1 vec je IBM P-series, ktor\u00fd sa nikdy nezapol a u\u017e nieko\u013eko rokov stoj\u00ed v jednom z chodieb. Stroj (spolu s p\u00e1skovou kni\u017enicou a SDD) si objednal jeden z klientov, ale \u201enepotreboval ho\u201c, a tak ho darovali d\u00e1tov\u00e9mu centru. Odvtedy tam stoj\u00ed.<\/p>\n

<\/p>\n

Asi je fajn by\u0165 bohat\u00fdmi chlapcami a robi\u0165 tak\u00e9to dary, nie? (Ale mo\u017eno ho ani nedarovali, iba zabudli. Alebo prehrali v kart\u00e1ch. No, u\u017e tam stoj\u00ed dlho.)<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nTak\u00fdto krasavec stoj\u00ed v NORD-4<\/em><\/p>\n

<\/p>\n

Ideme do energetick\u00e9ho centra \u2014 tri (alebo dokonca \u0161tyri) DGU na ka\u017ed\u00fd datacenter (pripom\u00ednam, \u017ee v OST ich je \u0161tyri). Diesel dosiahne pln\u00fa kapacitu za 30-40 sek\u00fand a poskytuje 1900 kVA. Rezervovanie N+1, synchroniz\u00e1cia a \u010fal\u0161ie je v bal\u00edku. Najdlh\u0161\u00ed \u010das prev\u00e1dzky na diesel v OST je 12 hod\u00edn. V NORD \u2014 2,5 d\u0148a (predsa len, sklad na 85 ton nie je \u017eiadna sranda).<\/p>\n

<\/p>\n

Samozrejme, existuj\u00fa zmluvy s r\u00f4znymi palivov\u00fdmi spolo\u010dnos\u0165ami na dod\u00e1vku paliva. Prep\u00ednanie na diesel prebieha pravidelne, tak\u017ee palivo sa vyr\u00e1ba a zmluvy sa kontroluj\u00fa. Mimochodom, pod\u013ea kolegov, v NORD pri testovan\u00ed DGU, ktor\u00e9 zvy\u010dajne trv\u00e1 nieko\u013eko hod\u00edn, na mieste, kam sa vyfukuje hor\u00faci vzduch z dieselov, aj v zime stihne tr\u00e1va zazelenie\u0165.<\/p>\n

<\/p>\n

Po kr\u00e1tkej prest\u00e1vke v u\u017e zn\u00e1mej kaviarni ideme na platformu NORD. To nie je len jedno d\u00e1tov\u00e9 centrum, ale \u0161tyri nez\u00e1visl\u00e9 budovy na jednom \u00fazem\u00ed. Ka\u017ed\u00e9 m\u00e1 svoje vstupy elektriny, svoje diesely a svoje chladenie. NORD-1 a NORD-2 pre\u0161li auditom Uptime Institute M&O. Najnov\u0161ie (a najlep\u0161ie d\u00e1tov\u00e9 centrum DataLine) \u2014 NORD-4, tak\u017ee ideme pr\u00e1ve sem. <\/p>\n

<\/p>\n

Hoci sa zd\u00e1, \u017ee v Moskve je obrovsk\u00e9 mno\u017estvo d\u00e1tov\u00fdch centier, st\u00e1le je pr\u00edtomn\u00fd nedostatok. Samozrejme, jednu alebo dve skri\u0148ov\u00e9 jednotky v\u00e1m bez probl\u00e9mov poskytn\u00fa. Dokonca aj dvadsa\u0165. Viac u\u017e z\u00e1vis\u00ed od situ\u00e1cie (a pri DataLine s\u00fa klienti s tak\u00fdmi potrebami \u2014 nie jeden, ani dvaja). Konkr\u00e9tne v NORD-4 je miesto (zatia\u013e), preto\u017ee jeden ve\u013ek\u00fd klient sa pres\u0165ahoval do vlastn\u00e9ho novopostaven\u00e9ho d\u00e1tov\u00e9ho centra, ale v in\u00fdch miestach m\u00f4\u017ee by\u0165 \u0161\u0165astie u\u017e men\u0161ie. Napriek tomu moment\u00e1lne prebieha projektovanie NORD-5, ktor\u00e9ho spustenie je s\u013eubovan\u00e9 na za\u010diatok roku 2020.<\/p>\n

<\/p>\n

Ale vr\u00e1\u0165me sa k na\u0161ej exkurzii. Ke\u010f\u017ee sme cestovali autom, pustili n\u00e1s do br\u00e1ny, kde n\u00e1s zamierili zamestnanci s automatom, \u010d\u00edslo na\u0161ej auta overili s objedn\u00e1vkou a v\u0161etk\u00fdch pasa\u017eierov po\u017eiadali vyst\u00fapi\u0165, aby z\u00edskali povolenia (samozrejme, pod\u013ea pasu). Preto\u017ee B \u2014 bezpe\u010dnos\u0165.<\/p>\n

<\/p>\n

NORD-4 je p\u00fdchou spolo\u010dnosti a zhroma\u017eden\u00edm mnohoro\u010dn\u00fdch sk\u00fasenost\u00ed v stavbe a prev\u00e1dzke d\u00e1tov\u00fdch centier, m\u00e1 certifik\u00e1ty Uptime Institute Tier III na projektov\u00fd dizajn a Facility (t.j. postaven\u00e9 d\u00e1tov\u00e9 centrum), ako aj Operational Sustainability \u2014 t\u00edm k tejto \u00falohe prist\u00fapil maxim\u00e1lne zodpovedne. Vo vn\u00fatri s\u00fa \u0161tyri nez\u00e1visl\u00e9 hermetick\u00e9 z\u00f3ny so svojimi dvoma s\u00e1lami v jednom budove. Ka\u017ed\u00e1 m\u00e1 vlastn\u00fd energetick\u00fd centrum (DGU, akumul\u00e1torov\u00e9 miestnosti), chladenie a hasi\u010dsk\u00e9 syst\u00e9my. Spolo\u010dn\u00e9 s\u00fa iba optick\u00e9 vstupy (s\u00fa dva na budovu) a MMR.<\/p>\n

<\/p>\n

\"Exkurzia<\/p>\n

<\/p>\n

\"Exkurzia
\nModding zdrav\u00e9ho in\u017einiera<\/em><\/p>\n

<\/p>\n

Na vstupe do D\u00e1tov\u00e9ho centra n\u00e1s u\u017e \u010dak\u00e1 zn\u00e1my kaviare\u0148 (pre\u010do nie?). Vyd\u00e1vame sa do centra monitorovania. Hlavn\u00e9 s\u00fa teraz dve \u2014 v OST a NORD-4 (v NORD-1,2,3 s\u00fa tie\u017e svoje pohotovostn\u00e9 zmeny). Z ka\u017ed\u00e9ho centra je mo\u017en\u00e9 sledova\u0165 obe plochy, tak\u017ee aj tu je zabezpe\u010den\u00e1 redundancia n+1. Na videostene s\u00fa u\u017e zn\u00e1me panely v zelen\u00fdch odtie\u0148och (parametrov na nej je, samozrejme, ove\u013ea viac ne\u017e na statusovom displeji). Trochu sa rozpr\u00e1vame o monitorovan\u00ed \u2014 \u017eiadne m\u00f3dne Prometheus a Grafana, len Nagios, len hardcore a vlastn\u00e1 vizualiz\u00e1cia. Po desiatich rokoch (vlastne, dokonca viac) pou\u017e\u00edvania u\u017e existuje mno\u017estvo vlastn\u00fdch kontrol a skriptov, tak\u017ee prechod na nie\u010do in\u00e9 vyzer\u00e1 ako poriadne dobrodru\u017estvo. Pribli\u017ene raz mesa\u010dne sa objav\u00ed \u010fal\u0161ia firma, ktor\u00e1 pon\u00faka \u201er\u00fdchlo a bezbolestne\u201c rie\u0161i\u0165 v\u0161etky probl\u00e9my, ale zatia\u013e sa to nejako nedar\u00ed. Videostena, mimochodom, tie\u017e funguje na vlastnom rie\u0161en\u00ed, ktor\u00e9 bolo nieko\u013ekon\u00e1sobne lacnej\u0161ie ne\u017e komer\u010dn\u00e9 alternat\u00edvy. <\/p>\n

<\/p>\n

\"Exkurzia
\nTu miestny dispe\u010ding<\/em><\/p>\n

<\/p>\n

Ke\u010f mnoho rokov navrhujete, staviate a prev\u00e1dzkujete d\u00e1tov\u00e9 centr\u00e1, u\u017e sa neboj\u00edte robi\u0165 nie\u010do sami, namiesto nakupovania hotov\u00fdch rie\u0161en\u00ed. DataLine napr\u00edklad nehanb\u00ed poveda\u0165, \u017ee len v\u010faka rozsahu sa im podarilo \u0161liapnu\u0165 na maximum po\u010dtu pasc\u00ed, a ka\u017ed\u00e9 nov\u00e9 d\u00e1tov\u00e9 centrum je synom n\u00e1ro\u010dn\u00fdch ch\u00fdb a sk\u00fasenost\u00ed, ktor\u00e9 maj\u00fa u\u017e viac ako desa\u0165 rokov. Samozrejme, v ka\u017edom novom d\u00e1tovom centre s\u00fa svoje know-how, a prech\u00e1dzaj\u00fac NORD sa \u010dasto chyt\u00e1m na my\u0161lienke, \u017ee \u013eudia jednoducho vzali a urobili to dobre. Nie kv\u00f4li prest\u00ed\u017ei, nie kv\u00f4li hodnoteniam a certifik\u00e1tom \u2014 oby\u010dajn\u00fd in\u017einiersky proces, ke\u010f na ka\u017edom kroku rastiete nad seba a st\u00e1vate sa \u010doraz lep\u0161\u00edm. Zdanliv\u00e9ho pozorovate\u013ea by to mohlo ozna\u010di\u0165 za nudn\u00e9 a konzervat\u00edvne, ale klient, naopak, podporuje tak\u00fa stabilitu svojimi peniazmi. A aby ste to spravili dobre, v\u00f4bec nie je nutn\u00e9 kupova\u0165 in\u017einierske syst\u00e9my alebo softv\u00e9r za ve\u013ea pe\u0148az\u00ed (aj ke\u010f bez toho to ob\u010das nejde). \u010castej\u0161ie rozhoduje sk\u00fasenos\u0165, vedomosti a in\u017einierska vynaliezavos\u0165. <\/p>\n

<\/p>\n

Napr\u00edklad budova NORD-4 m\u00e1 3,5 poschodia. Prv\u00e9 tri s\u00fa plnohodnotn\u00e9, s v\u00fd\u0161kou stropu 4,5 metra, kde sa nach\u00e1dzaj\u00fa strojovne. A posledn\u00e9 je technick\u00e9, s v\u00fd\u0161kou iba 1,8 metra, a je vyhraden\u00e9 v\u00fdhradne pre chladiaci syst\u00e9m. Ke\u010f\u017ee je poschodie technick\u00e9, po\u017eiadavky na\u0148 s\u00fa ove\u013ea ni\u017e\u0161ie, \u010do umo\u017enilo zjednodu\u0161i\u0165 projekt a u\u0161etri\u0165 peniaze.<\/p>\n

<\/p>\n

\"Exkurzia
\nPoh\u013ead na trojuholn\u00edkov\u00fa d\u00e1tov\u00fa centr\u00e1lu<\/em><\/p>\n

<\/p>\n

\"Exkurzia
\nMax m\u00e1 zvl\u00e1\u0161tne kung-fu, aby sa neprezradil na fotk\u00e1ch<\/em><\/p>\n

<\/p>\n

Kon\u010d\u00edme prehliadku na streche \u2014 odtia\u013e sa otv\u00e1ra skvel\u00fd v\u00fdh\u013ead na ved\u013ea stojacu T\u010c a obytn\u00fa z\u00f3nu, ako aj na \u010fal\u0161ie budovy NORD. Dva z nich s\u00fa trojuholn\u00edkov\u00e9. Kolegovia sa dokonca smiali, \u017ee \u201eDataLine \u2014 bl\u00e1zni, stavaj\u00fa trojuholn\u00edkov\u00e9 D\u00e1tov\u00e9 centrum\u201c. Aby tam mohli umiestni\u0165 trojuholn\u00edkov\u00e9 reg\u00e1ly a trojuholn\u00edkov\u00e9 servery. Ale ni\u010d \u2014 postavili a \u00faspe\u0161ne prev\u00e1dzkuj\u00fa, a z\u00e1rove\u0148 efekt\u00edvne vyu\u017e\u00edvaj\u00fa dostupn\u00fd priestor (ktor\u00fd v Moskve, treba poveda\u0165, nie je zadarmo). E\u0161te jedna prekvapuj\u00faca (pre m\u0148a) skuto\u010dnos\u0165 \u2014 v\u00e4\u010d\u0161ina komer\u010dn\u00fdch klientov chce s\u00eddli\u0165 pr\u00e1ve v Moskve. Plocha viac ako p\u00e4\u0165desiat kilometrov po Minsk\u00fdch dia\u013eniciach (aj ke\u010f s\u00fa tam v\u0161etky potrebn\u00e9 kapacity a komunik\u00e1cie) u\u017e zauj\u00edma m\u00e1lokoho. V\u0161etci sa teda natla\u010dia do neobmedzen\u00e9ho priestoru.<\/p>\n

<\/p>\n

\"Exkurzia
\nChladiace ve\u017ee \u2014 to u\u017e nie je d\u00e1tov\u00e1 centrala, ale tepl\u00e1re\u0148<\/em><\/p>\n

<\/p>\n

Na\u0161ej \u010fal\u0161ej ceste je koniec. <\/p>\n

<\/p>\n

N\u00e1sledne prebehla dlh\u00e1 a produkt\u00edvna diskusia o spolo\u010dn\u00fdch pl\u00e1noch a bud\u00facich podcastoch (d\u00fafam, \u017ee na ne nebudeme dlho \u010daka\u0165), tak\u017ee sledujte novinky, \u010doskoro bude e\u0161te viac zauj\u00edmav\u00e9ho.<\/p>\n

<\/p>\n

T\u00ed, ktor\u00ed chc\u00fa vidie\u0165 v\u0161etko na vlastn\u00e9 o\u010di, s\u00fa pozvan\u00ed na prehliadku DataLine. \u00daplne zadarmo, ale s predbe\u017enou rezerv\u00e1ciou. T\u00ed, ktor\u00ed povedia heslo \u201elinkmeup\u201c \u2014 plus do karmy.<\/p>\n

<\/p>\n

Stay tuned!<\/p>\n

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

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