{"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\/ro\/blog\/administrirovanie\/ekskursiya-v-salatovyh-tonah","title":{"rendered":"Excursie \u00een tonuri de salat\u0103","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Cea mai important\u0103 problem\u0103 de transport din Sankt Petersburg sunt podurile. Noaptea, din cauza lor, trebuie s\u0103 fugim din bar f\u0103r\u0103 s\u0103 bem berea. Sau, altfel, s\u0103 pl\u0103tim pentru un taxi de dou\u0103 ori mai mult dec\u00e2t de obicei. Diminea\u021ba, trebuie s\u0103 calcul\u0103m cu aten\u021bie timpul, astfel \u00eenc\u00e2t de \u00eendat\u0103 ce podul se ridic\u0103, s\u0103 ajungem rapid la gar\u0103 ca un mangust ager. <em>Op\u021biunea \u201ea dormi undeva \u00een centru, l\u00e2ng\u0103 gar\u0103\u201d nu este considerat\u0103, fiind ideologic d\u0103un\u0103toare.<\/em><\/p>\n<p><\/p>\n<p>\u2026\u201eSapsan\u201d, care pleac\u0103 la 5:30, a fost inventat de oameni care ur\u0103sc bufni\u021bele. Nu, desigur, este foarte convenabil s\u0103 ajungi la Moscova la nou\u0103 diminea\u021ba, iar Sankt Petersburg este minunat \u00een timpul nop\u021bilor albe, dar la cinci \u0219i jum\u0103tate, c\u00e2nd m-am urcat \u00een taxi, voiam s\u0103-mi \u00eentorc capul la 270 de grade c\u0103tre acea ciocnire a dimine\u021bii care a inventat acest tren matinal.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/23da6a255a68b727134ebffaa85e5ab7.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>\u201eToate centrele de date bune se aseam\u0103n\u0103 \u00eentre ele\u201d \u2014 m-am g\u00e2ndit eu, c\u00e2nd am aflat c\u0103 am fost invita\u021bi de b\u0103ie\u021bii de la DataLine. <\/p>\n<p><\/p>\n<p>A\u0219a cum s-a dovedit, fiecare centru de date este bun (sau r\u0103u) \u00eentr-un mod pu\u021bin diferit, mai ales c\u00e2nd ai str\u00e2ns experien\u021b\u0103, ai c\u0103lcat pe multe greble \u0219i ai \u00eenv\u0103\u021bat lec\u021biile din propria (\u0219i, pu\u021bin, str\u0103ina) bogat\u0103 experien\u021b\u0103. A\u0219adar, noi (format din cinci membri de top linkmeup \u0219i prietenii \u0219i simpatizan\u021bii lor) am decis s\u0103 verific\u0103m c\u00e2t de bune (sau nu) sunt centrele de date OST \u0219i NORD. <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p>Reu\u0219ind s\u0103 lucr\u0103m pu\u021bin \u00een drum (aici ar putea fi reclama unui operator mobil, dar nu - acoperirea a r\u0103mas la fel de proast\u0103), ne desc\u0103rc\u0103m la Gara Leningrad. <em>Ei, m\u0103car nu sub Gazmanov.<\/em><\/p>\n<p><\/p>\n<p>Am \u00eenceput excursia noastr\u0103 prin centrele de date \u201everzi\u201d cu OST \u2014 \u201eacela despre care s-a spus c\u0103 a \u201earat\u201d nu cu mult timp \u00een urm\u0103. De ce \u00een ghilimele \u2014 voi explica mai t\u00e2rziu. P\u00e2n\u0103 atunci, st\u0103m, fum\u0103m, a\u0219tept\u0103m \u00eent\u00e2rzia\u021bii. Facem fotografii la biroul RT din vecin\u0103tate. Exist\u0103 multe pove\u0219ti amuzante legate de aceast\u0103 vecin\u0103tate \u2014 \u00eencep\u00e2nd cu asfaltarea proasp\u0103t\u0103 \u0219i vopsirea bordurilor \u00eenainte de sosirea Persoanelor \u00cenalte, \u0219i termin\u00e2nd cu reducerile din cafenelele din apropiere, pe care le ofereau angaja\u021bilor DataLine din cauza asem\u0103n\u0103rii ecusonelor.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/f9ba59cb747a1d2058abde995498ec2b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Megafonul propagandei totalitare<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/ae58194577cc15e091d71900fcb5e35d.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Centru de date cu regim strict (de acces)<\/em><\/p>\n<p><\/p>\n<p>Dovada, reguli de comportament, m\u0103cel\u0103rie la intrare - aproape aceea\u0219i pe care am v\u0103zut-o <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/455788\/\">cu ocazia excursiei la Linxdatacenter<\/a><\/noindex>. A\u021bi v\u0103zut multe cafenele \u00een centrele de date? Noi, acum, cunoa\u0219tem c\u00e2teva. Angaja\u021bii \u0219i clien\u021bii au pe ecusoane \u201edepozite\u201d de \u201ecafea\u201d, care sunt completate regulat, a\u0219a c\u0103, \u00een limite rezonabile, po\u021bi savura cafea complet gratuit. Pe noi, ca oaspe\u021bi scumpi, ne-au r\u0103sf\u0103\u021bat \u0219i pe noi.<\/p>\n<p><\/p>\n<p>Nu pot spune nimic r\u0103u despre cafea \u2014 este destul de obi\u0219nuit\u0103 pentru o cafenea \u201ede re\u021bea\u201d, dar amplasamentul este involuntar atr\u0103g\u0103tor, iar interiorul se aliniaz\u0103 cu cele mai bune tradi\u021bii contemporane.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/8571dfdc7b6a614da5f8ff0ac1622a1b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Interiorul cafenelei locale<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/64c74ed40328d880da6b335fc1933d50.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>\u00cen fotografii, centrele de date NORD<\/em><\/p>\n<p><\/p>\n<p>Turul \u00eencepe din birou. Pe l\u00e2ng\u0103 inscrip\u021biile celebre pe ziduri \u0219i paleta de alb \u0219i verde deschis, mai sunt \u0219i diverse lucruri amuzante. Acestea sunt recuzita r\u0103mas\u0103 de la reprezenta\u021biile teatrului corporativ (\u00ee\u021bi po\u021bi imagina un director tehnic al re\u021belei de centre de date juc\u00e2nd \u00eentr-o pies\u0103? Noi \u00eel cunoa\u0219tem personal). <\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/e44f69e97b5eaee72abe3b71354f4a0a.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>A\u0219a este<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/c740490d422a26a8487a3d3f97babefe.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Fotografii de la spectacole<\/em><\/p>\n<p><\/p>\n<p>Centrul de date (sau mai precis, patru centre de date) se afl\u0103 \u00eentr-un complex de cl\u0103diri industriale, construit \u00eenc\u0103 \u00een secolul trecut (atunci \u2014 uzina \u201eCitro\u00ebn\u201d, iar \u00een timpul Uniunii Sovietice \u2014 uzina \u201eGidroprivod\u201d), a\u0219a c\u0103, pe de-o parte \u2014 aici este un industrial aspru, grinzi metalice, o atmosfer\u0103 de loft \u0219i artefacte industriale din diferite epoci, care continu\u0103 s\u0103 fie g\u0103site \u00een timpul diverselor lucr\u0103ri. Pe de alt\u0103 parte \u2014 camerele de etan\u0219are ale centrului de date trebuie s\u0103 fie integrate \u00een structurile existente \u0219i, periodic, trebuie s\u0103 se ajung\u0103 la compromisuri cu realitatea. Totu\u0219i, nu a\u0219 spune c\u0103 aceste compromisuri au afectat calitatea \u2014 dar b\u0103ie\u021bii, cu siguran\u021b\u0103, au avut de muncit la proiectare. <em>De asemenea, se spune c\u0103 undeva \u00een apropiere trece Metro-2, dar nu este sigur.<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/10dfd92a0f9440b9493d17e697fec5bf.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Pe l\u00e2ng\u0103 teatru, aici exist\u0103 \u0219i propriul muzeu. Expozi\u021biile sunt, cum altfel, descoperiri arheologice.<\/em><\/p>\n<p><\/p>\n<p>C\u00e2teva cuvinte despre <noindex><a rel=\"nofollow\" href=\"https:\/\/www.dtln.ru\/press-tsentr\/novosti-i-sobytiya\/vozgoranie-v-data-tsentre-ost-1\">incendiu<\/a><\/noindex>. Da, cl\u0103direa (sau, mai bine zis, acoperi\u0219ul) a ars cu adev\u0103rat. Blocurile externe ale sistemelor de r\u0103cire \u0219i conductele frigorifice au fost afectate. Undeva, cablurile s-au ars, iar aparatele de aer condi\u021bionat au r\u0103mas f\u0103r\u0103 electricitate. \u00cen alt\u0103 parte, conductele de freon au explodat. Totu\u0219i, \u00een ciuda acestui fapt, zonele etan\u0219e au suportat tone de ap\u0103 turnat\u0103 peste ele, iar echipamentele au supravie\u021buit. Restaurarea a fost condus\u0103 sub supravegherea \u201estafului\u201d \u00een persoana conducerii superioare, mobiliz\u00e2nd to\u021bi speciali\u0219tii \u2014 au fost colectate toate \u021bevile de cupru din Moscova \u0219i \u00eemprejurimi (chiar \u0219i noaptea pe BMW X5) \u0219i to\u021bi instalatorii sobri. Echipamentele critice din s\u0103lile afectate (afectate de lipsa de r\u0103coare, nu de incendiu!) au fost mutate rapid \u00een alte s\u0103li, astfel \u00eenc\u00e2t, deja la cinci diminea\u021ba, au fost restabilite nu doar toate serviciile proprii, ci \u0219i cele ale clien\u021bilor. <\/p>\n<p><\/p>\n<p>Am verificat personal sala care a suferit cel mai mult \u2014 \u00een afar\u0103 de mirosul de fum \u0219i \u021biglele de pe podea care au fost \u00eenlocuite, nu mai aminte\u0219te nimic de incendiu (cu excep\u021bia st\u00e2lpilor cu echipamente care au fost \u201etemporar\u201d mutate \u00een alt\u0103 sal\u0103, unde au r\u0103mas).<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/91138eb1c7df1dc3a0d204f6d6c26bbb.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Panou de stare<\/em><\/p>\n<p><\/p>\n<p>Colind\u00e2nd pe coridoare, vedem un ecran tactil cu ceva ce seam\u0103n\u0103 foarte mult cu un plan al ma\u0219inilor din centrul de date. Acesta este panoul de stare. Ele sunt r\u0103sp\u00e2ndite pe coridoare \u0219i permit inginerilor on-site s\u0103 g\u0103seasc\u0103 rapid, de exemplu, aerul condi\u021bionat necesar, \u0219i de asemenea, informeaz\u0103 despre starea actual\u0103.<\/p>\n<p><\/p>\n<p>Monitorizarea este construit\u0103 pe Nagios (acum sunt deja c\u00e2teva clustere independente) \u0219i acoper\u0103 toate centrele de date (at\u00e2t OST, c\u00e2t \u0219i NORD). \u00cen plus, exist\u0103 aplica\u021bii pentru Android \u0219i iOS (pentru clien\u021bi \u0219i angaja\u021bi) \u0219i o pagin\u0103 de stare direct pe site-ul web. <\/p>\n<p><\/p>\n<p>Pe ecran observ un PUE neobi\u0219nuit de ridicat \u2014 \u00een Rusia nu este obi\u0219nuit s\u0103 se calculeze peste tot, dar totu\u0219i 1.90 este pu\u021bin cam mult. R\u0103spunsul la asta este pur economic \u2014 \u00een anii 2012-2013, rack-urile din centrele de date se vindeau ca p\u00e2inea cald\u0103, a\u0219a c\u0103 nu era timp pentru sentimentalism \u0219i eficien\u021ba energetic\u0103. Mont\u0103m ce avem pe pia\u021b\u0103, facem lucrul c\u00e2t mai repede posibil \u0219i nu ne preocup\u0103m de aceste PUE, pentru ce? Chiar \u0219i \u00een stadiul de proiectare sunt achizi\u021bionate 80-90% din rack-uri, iar legisla\u021bia din Rusia nu vrea s\u0103 \u0219tie nimic despre eficien\u021ba energetic\u0103. Totu\u0219i, o comisie \u00een Amsterdam s-ar \u00eengrijora de asemenea cifre.<\/p>\n<p><\/p>\n<p>Nimic personal. Doar afaceri.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/6c7095a580b9689584c00a3a0177ade8.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>O alt\u0103 caracteristic\u0103 este marcajul s\u0103lilor de date. Fiecare sal\u0103 are, pe l\u00e2ng\u0103 codificarea numeric\u0103 \u0219i literar\u0103 \u201eoficial\u0103\u201d, pseudonime \u201eumane\u201d din alfabetul naval (Alfa-Bravo-Charli-Delta\u2026). Dintr-un motiv anume, to\u021bi clien\u021bii iubesc sala Whiskey. <\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/615d073c131edcd354a7b259f202388e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>\u00cen afacerile de rela\u021bii cu clien\u021bii, nu exist\u0103 detalii neimportante.<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/a92fd40b6c1c5033dafb8dffb1b18ddf.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Astfel de \u201egarduri\u201d sunt instalate pentru anumi\u021bi clien\u021bi. Nu ni s-a permis s\u0103 film\u0103m \u00een ma\u0219ini, a\u0219a c\u0103 imaginea este DataLine \u00a9<\/em><\/p>\n<p><\/p>\n<p>Clien\u021bii DataLine sunt companii mari \u0219i respectate, care nu sunt deloc \u00eenc\u00e2ntate atunci c\u00e2nd li se fotografiaz\u0103 echipamentele. Cu at\u00e2t mai mult cu c\u00e2t numele (sau logo-ul) clientului este scris cu litere mari chiar pe rack. Nu le place \u2013 \u0219i at\u00e2t. De aceea, am fotografiat celebrele acum ziduri cu diverse descrieri, \u0219i ingineria. Nici ingineria nu se poate fotografia tot timpul \u0219i oriunde, dar ne-am str\u0103duit. Pentru c\u0103 printre clien\u021bi se num\u0103r\u0103 mari \u0219i respectabili juc\u0103tori, a\u0219a c\u0103 solicit\u0103rile lor pot fi specifice \u2013 rack-uri speciale (sau un sistem de stocare hiper din mai multe rack-uri de v\u00e2nz\u0103tori diferi\u021bi), garduri proprii, sisteme de control al accesului proprii, supraveghere video \u0219i echipe de reac\u021bie rapid\u0103 cu arme. Unul dintre regulile nescrise (\u0219i scrise) ale DataLine este s\u0103 aib\u0103 grij\u0103 de client \u0219i s\u0103-i fac\u0103 via\u021ba mai u\u0219oar\u0103. \u00cencep\u00e2nd de la veste \u0219i locuri de munc\u0103 dotate cu acces la internet \u0219i \u00eenc\u0103rc\u0103toare, p\u00e2n\u0103 la diferite evenimente pentru clien\u021bi. Aceste evenimente sunt foarte utile \u0219i pe de alt\u0103 parte, deoarece acelea\u0219i persoane, mut\u00e2ndu-se de la o companie la alta, le aduc la DataLine. Pur \u0219i simplu pentru c\u0103 aici totul este confortabil, convenabil \u0219i de \u00eencredere. Afacerea DataLine nu este doar despre \u00eenchirierea locurilor \u00een rack-uri. Este, de asemenea, un serviciu de cloud, certificat\u0103 at\u00e2t conform 152-FZ, c\u00e2t \u0219i PCI-DSS (pe care inten\u021bion\u0103m s\u0103 facem un podcast, urm\u0103ri\u021bi anun\u021burile), \u0219i furnizarea de conectivitate (fibra noastr\u0103 \u00eentre loca\u021bii \u0219i de la fiecare dintre ele la M9, inelul optic propriu \u00een ora\u0219 \u0219i continu\u00e2nd cu organizarea ultimei mile c\u0103tre biroul clientului).<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/77151806060c9d403dbc43b7ed2a0818.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>M \u2013 motiva\u021bie<\/em><\/p>\n<p><\/p>\n<p>Vorbind despre descrieri \u2013 ideile vin nu doar de la angaja\u021bi, ci \u0219i de la parteneri \u0219i clien\u021bi, dup\u0103 care cele mai bune pot fi votate pe <noindex><a rel=\"nofollow\" href=\"https:\/\/www.facebook.com\/ilikedataline\/\">pagina oficial\u0103<\/a><\/noindex> DataLine pe FB. De asemenea, po\u021bi propune propria idee acolo.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/7ef9be9469ea5d679039dd5dc9203cf4.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>\u00cent\u00e2lnire la Elba<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/6e5f42565b1b8a45e7b996047befe6dd.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Crossover (fotografia a fost furnizat\u0103 de DataLine)<\/em><\/p>\n<p><\/p>\n<p>Ne oprim la Meet-Me-Room, unde se afl\u0103 operatorii. \u00cen MMR (care sunt trei perechi \u00een OST, \u00een func\u021bie de num\u0103rul de introduceri de fibr\u0103 optic\u0103, pentru activi \u0219i pasivi) se fac conexiunile din toate s\u0103lile de date. \u00cen patch panel totul este plictisitor \u0219i ordonat. Dar acolo unde se afl\u0103 echipamentele active ale operatorilor, \u00ee\u021bi aminte\u0219ti de anii \u0219i cadrele cele mai bune de pe la BM18: o \u201epasta\u201d de cabluri \u0219i echipamente de toate felurile (DLink, Extreme, Juniper, Mikrotik\u2026 \u0219i a\u0219a p\u00e2n\u0103 la ASR9k). Aici sunt mai mult de o sut\u0103 de operatori, a\u0219a c\u0103 totul este colorat. Din MMR, fibra optic\u0103 \u0219i cuprul se disperseaz\u0103 \u00een ma\u0219inile. Minimum dou\u0103 trasee pentru fiecare (sunt posibile variante), a\u0219a c\u0103 nu trebuie s\u0103 te \u00eengrijorezi de fiabilitatea conexiunii. MMR se nume\u0219te \u201eElba\u201d, ceea ce este destul de subtil.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/f38ec2ee99c6b017c14f45c7cf0ac744.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Ai nevoie de IBM Power?<\/em><\/p>\n<p><\/p>\n<p>O alt\u0103 descoperire este IBM P-series, care nu a fost niciodat\u0103 pornit \u0219i a stat c\u00e2\u021biva ani \u00eentr-unul dintre coridoare. Ma\u0219ina (\u00eempreun\u0103 cu biblioteca magnetic\u0103 \u0219i sistemul de stocare) a fost comandat\u0103 de un client, dar &#171;nu a fost necesar\u0103&#187;, a\u0219a c\u0103 a fost d\u0103ruit\u0103 centrului de date. De atunci, a r\u0103mas acolo.<\/p>\n<p><\/p>\n<p>Este probabil bine s\u0103 fii un b\u0103iat bogat \u0219i s\u0103 faci asemenea cadouri, nu? <em>(Poate c\u0103 nu au donat-o, ci au uitat. Sau au pierdut-o la c\u0103r\u021bi. Dar st\u0103 de mult.)<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/dadffadc66de39e7ada1fafdeffb717c.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Iat\u0103 ce frumos st\u0103 \u00een NORD-4.<\/em><\/p>\n<p><\/p>\n<p>Mergem la centrala energetic\u0103 \u2014 trei (sau poate patru) DG-uri pentru fiecare centru de date (\u00ee\u021bi reamintesc, \u00een OST sunt patru). Dieselul atinge capacitatea maxim\u0103 \u00een 30-40 de secunde \u0219i elibereaz\u0103 1900kVA. Rezervare N+1, sincronizare \u0219i altele \u2014 sunt incluse. Cel mai lung timp petrecut pe dieseluri \u00een OST \u2014 12 ore. \u00cen NORD \u2014 2,5 zile (p\u00e2n\u0103 la urm\u0103, un rezervor de 85 de tone nu este de ici, de colo).<\/p>\n<p><\/p>\n<p>Desigur, exist\u0103 contracte cu diverse companii de combustibil pentru livrarea de combustibil. Trecerea pe diesel se face \u00een mod regulat, astfel \u00eenc\u00e2t combustibilul se produce \u0219i contractele sunt verificate. Apropo, potrivit colegilor, \u00een NORD, \u00een timpul test\u0103rii DG-urilor, care de obicei dureaz\u0103 mai multe ore, locul unde se elimin\u0103 aerul cald de la dieseluri, chiar \u0219i iarna, reu\u0219e\u0219te s\u0103 \u00eenverzeasc\u0103 iarba.<\/p>\n<p><\/p>\n<p>Dup\u0103 o scurt\u0103 gustare la cafeaua deja cunoscut\u0103, ne \u00eendrept\u0103m spre site-ul NORD. Acesta nu este un singur centru de date, ci patru cl\u0103diri independente pe aceea\u0219i teras\u0103. Fiecare are propriile intr\u0103ri de electricitate, proprii diesel \u0219i propriul sistem de r\u0103cire. NORD-1 \u0219i NORD-2 au trecut auditul Uptime Institute M&amp;O. Cel mai recent (\u0219i cel mai bun centru de date DataLine) \u2014 NORD-4, a\u0219a c\u0103 ne \u00eendrept\u0103m exact aici. <\/p>\n<p><\/p>\n<p>\u00cen ciuda num\u0103rului aparent mare de centre de date din Moscova, exist\u0103 totu\u0219i o penurie. Sigur, o sau dou\u0103 rack-uri vi se vor oferi f\u0103r\u0103 probleme. Chiar \u0219i dou\u0103zeci v\u0103 vor da. Mai mult \u2014 devine deja o chestiune (iar la DataLine clien\u021bii cu astfel de nevoi nu sunt niciunul \u0219i nici doi). Concret, \u00een NORD-4 mai este loc (deocamdat\u0103), deoarece un client mare s-a mutat \u00een propriul s\u0103u centru de date proasp\u0103t construit, dar \u00een alte locuri s-ar putea s\u0103 nu fie la fel de noroco\u0219i. Cu toate acestea, acum se desf\u0103\u0219oar\u0103 proiectarea NORD-5, care promite s\u0103 fie lansat\u0103 la \u00eenceputul anului 2020.<\/p>\n<p><\/p>\n<p>Dar s\u0103 revenim la excursia noastr\u0103. Deoarece am venit cu ma\u0219ina, ne-au l\u0103sat s\u0103 intr\u0103m \u00een poart\u0103, unde ne-au luat la \u021bint\u0103 automatele, num\u0103rul ma\u0219inii noastre fiind verificat cu cererea, iar to\u021bi pasagerii au fost ruga\u021bi s\u0103 ias\u0103 pentru a primi permise (desigur, pe baza pa\u0219aportului). Deoarece B \u2014 securitatea.<\/p>\n<p><\/p>\n<p>NORD-4 este m\u00e2ndria companiei \u0219i o compunere a experien\u021bei multianuale \u00een construc\u021bia \u0219i operarea centrelor de date. Acesta are certific\u0103ri Uptime Institute Tier III pentru proiectare \u0219i Facility (adic\u0103 centru de date construit), precum \u0219i Operational Sustainability \u2014 echipa a abordat problema cu maximum de responsabilitate. \u00cen interior \u2014 patru zone hermetice independente, c\u00e2te dou\u0103 s\u0103li \u00eentr-o singur\u0103 cl\u0103dire. Fiecare are propriul centru energetic (DGU, camere de acumulatori), contururi de r\u0103cire \u0219i sisteme de stingere a incendiilor. Comun \u2014 intr\u0103rile de fibr\u0103 optic\u0103 (exist\u0103 dou\u0103 pentru cl\u0103dire) \u0219i MMR.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/8bebce36ca39c253a4610b6ef8671443.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/d71e1322dfb363ed06fa3707159268e2.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Moddingul unui inginer s\u0103n\u0103tos<\/em><\/p>\n<p><\/p>\n<p>La intrarea \u00een data center ne a\u0219teapt\u0103 cafeneaua deja familiar\u0103 (dar de ce nu?). Urc\u0103m \u00een centrul de monitorizare. Acum sunt dou\u0103 principale \u2014 \u00een OST \u0219i NORD-4 (\u00een NORD-1,2,3 sunt de asemenea echipe de supraveghere). Din fiecare centru se poate monitoriza ambele loca\u021bii, asigur\u00e2nd astfel redundan\u021b\u0103 n+1 chiar \u0219i aici. Pe ecranul video se afl\u0103 deja tablourile de bord cunoscute nou\u0103 \u00een nuan\u021be de verde (evident, sunt mult mai multe parametrei dec\u00e2t pe ecranul de stare). Discut\u0103m pu\u021bin despre monitorizare \u2014 f\u0103r\u0103 Prometheus sau Grafana la mod\u0103, doar Nagios, doar hardcore \u0219i vizualizare personalizat\u0103. \u00cen cei zece ani (de fapt, chiar mai mult) de utilizare, au fost scrise deja numeroase verific\u0103ri \u0219i scripturi personalizate, a\u0219a c\u0103 a trece la altceva ar p\u0103rea o aventur\u0103. Aproximativ o dat\u0103 pe lun\u0103 apare o nou\u0103 companie care ofer\u0103 &#171;rapid \u0219i f\u0103r\u0103 durere&#187; s\u0103 rezolve toate problemele, dar deocamdat\u0103 nu s-a materializat. Ecranul video, de altfel, func\u021bioneaz\u0103 \u0219i pe o solu\u021bie auto-construit\u0103, care a fost mult mai ieftin\u0103 dec\u00e2t analogii comerciali. <\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/56100476628c72ef18921571e8d4a471.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Centrul de Comand\u0103 de Aici<\/em><\/p>\n<p><\/p>\n<p>C\u00e2nd proiectezi, construie\u0219ti \u0219i operezi centre de date de mul\u021bi ani, nu mai eziti s\u0103 faci ceva singur, \u00een loc s\u0103 cumperi solu\u021bii gata f\u0103cute. DataLine, de exemplu, nu se fere\u0219te s\u0103 spun\u0103 c\u0103, pur \u0219i simplu din cauza dimensiunii, au p\u0103\u0219it pe cel mai mare num\u0103r de greble, iar fiecare nou DC este fiul gre\u0219elilor dificile \u0219i al experien\u021bei care se \u00eentinde pe mai bine de zece ani. Desigur, fiecare nou DC are inova\u021biile sale, iar plimb\u00e2ndu-te prin NORD, te surprinzi adesea g\u00e2ndindu-te c\u0103 oamenii pur \u0219i simplu au luat ini\u021biativa \u0219i au f\u0103cut lucrurile bine. Nu din vanitate, nu pentru clasamente \u0219i certific\u0103ri \u2014 un proces ingineresc obi\u0219nuit, \u00een care cre\u0219ti cu fiecare itera\u021bie \u0219i devii din ce \u00een ce mai bun. Un observator extern ar spune c\u0103 este plictisitor \u0219i conservator, iar clientul, dimpotriv\u0103, sus\u021bine aceast\u0103 stabilitate cu banii s\u0103i. \u0218i pentru a face lucruri bine, nu este obligatoriu s\u0103 cumperi sisteme sau software ingineresc foarte scumpe (de\u0219i, uneori, f\u0103r\u0103 asta, nu se poate). Adesea, experien\u021ba, cuno\u0219tin\u021bele \u0219i ingeniozitatea inginerilor fac diferen\u021ba. <\/p>\n<p><\/p>\n<p>De exemplu, cl\u0103direa NORD-4 are 3,5 etaje. Primele trei sunt complete, cu tavane de 4,5 metri, unde se afl\u0103 s\u0103lile de ma\u0219ini. Iar ultimul este tehnic, cu o \u00een\u0103l\u021bime de doar 1,8 metri \u0219i este dedicat exclusiv sistemului de r\u0103cire. Fiind un etaj tehnic, cerin\u021bele pentru acesta sunt mult mai sc\u0103zute, ceea ce a permis simplificarea proiectului \u0219i economisirea de bani.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/106a412c7fbbdd4534ff85ba140b9a6b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Vedere asupra centrului de date triangular<\/em><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/831168006ffaba97b98589bcce36a91e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Max are o abilitate special\u0103 de a nu se face remarcat \u00een fotografii<\/em><\/p>\n<p><\/p>\n<p>\u00cencheiem excursia pe acoperi\u0219 \u2014 de aici se deschide o vedere excelent\u0103 asupra centralei termice din apropiere \u0219i a zonei reziden\u021biale, precum \u0219i asupra altor cl\u0103diri NORD. Dou\u0103 dintre ele au form\u0103 triangular\u0103. \u00cen acest context, colegii chiar s-au amuzat, spun\u00e2nd c\u0103 &#171;DataLine \u2014 e o prostie, construiesc dintr-un motiv sau altul un data center triangular&#187; pentru a amplasa rack-uri triunghiulare \u0219i servere triunghiulare. Dar nu conteaz\u0103 \u2014 au construit \u0219i exploateaz\u0103 cu succes, folosind \u00een mod eficient terenul disponibil (care \u00een Moscova, trebuie spus, nu este gratuit). Un alt fapt surprinz\u0103tor (pentru mine) este c\u0103 majoritatea clien\u021bilor comerciali doresc s\u0103 se instaleze \u00een Moscova. O loca\u021bie la peste cincizeci de kilometri pe \u0219oseaua Minsk (chiar dac\u0103 exist\u0103 toate puterile \u0219i comunica\u021biile necesare) deja nu mai intereseaz\u0103 pe nimeni. A\u0219a c\u0103 to\u021bi \u00ee\u0219i str\u00e2ng bagajele \u00een acest spa\u021biu limitat.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Excursie \u00een tonuri de salat\u0103\" src=\"\/wp-content\/uploads\/2019\/08\/d099e8cf3c15a08bcb0b84eb1dd1d084.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<em>Turbinele de r\u0103cire nu sunt deja un centru de date, ci o central\u0103 electric\u0103<\/em><\/p>\n<p><\/p>\n<p>Aici s-a \u00eencheiat urm\u0103toarea noastr\u0103 c\u0103l\u0103torie. <\/p>\n<p><\/p>\n<p>Ulterior, a fost o discu\u021bie lung\u0103 \u0219i productiv\u0103 despre planurile comune \u0219i viitoarele podcasturi (sper c\u0103 nu va trebui s\u0103 a\u0219tept prea mult), a\u0219a c\u0103 urm\u0103ri\u021bi nout\u0103\u021bile, vor fi mai multe lucruri interesante \u00een cur\u00e2nd.<\/p>\n<p><\/p>\n<p>Cei care doresc s\u0103 vad\u0103 totul cu ochii lor sunt invita\u021bi de DataLine la o excursie. Complet gratuit, dar cu programare prealabil\u0103. Cei care vor men\u021biona cuv\u00e2ntul cheie &#171;linkmeup&#187; vor avea un bonus \u00een karma.<\/p>\n<p><\/p>\n<p>R\u0103m\u00e2ne\u021bi conecta\u021bi!<\/p>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/462097\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\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 &#171;\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&#187; \u043c\u044b \u043d\u0435 [&hellip;]<\/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<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\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.\" \/>\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\/ro\/blog\/administrirovanie\/ekskursiya-v-salatovyh-tonah\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"ro_RO\" \/>\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\u042d\u043a\u0441\u043a\u0443\u0440\u0441\u0438\u044f \u0432 \u0441\u0430\u043b\u0430\u0442\u043e\u0432\u044b\u0445 \u0442\u043e\u043d\u0430\u0445 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\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.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/ro\/blog\/administrirovanie\/ekskursiya-v-salatovyh-tonah\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2019-10-31T19:14:01+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2019-10-31T19:14:01+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Excursie \u00een tonuri de salat\u0103 | ProHoster","description":"Cea mai mare problem\u0103 de transport din Petersburg sunt podurile. 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