{"id":35242,"date":"2019-10-31T22:03:10","date_gmt":"2019-10-31T19:03:10","guid":{"rendered":"https:\/\/prohoster.info\/blog\/progulki-po-tsodam-i-telekomam-pitera\/"},"modified":"2019-10-31T22:03:10","modified_gmt":"2019-10-31T19:03:10","slug":"progulki-po-tsodam-i-telekomam-pitera","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/administrirovanie\/progulki-po-tsodam-i-telekomam-pitera","title":{"rendered":"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Primele zile de var\u0103 sunt perfecte pentru o excursie educativ\u0103 la Sankt Petersburg.<br \/>\nVom vizita Miran, linxdatacenter, RETN \u0219i Metrotek.<\/p>\n<p>5 diminea\u021ba, Gara din Moscova, KFC, malul r\u00e2ului Moika, Farfuria, porumbeii de pe acoperi\u0219uri, Isaakievskaia, R\u0103d\u0103cina de Marte, Captura yandexdrive \u0219i iat\u0103 Miran.<\/p>\n<h1>Miran<\/h1>\n<p>\nLa Miran, de c\u00e2\u021biva ani locuie\u0219te laboratorul nostru cu Eva, serverul de streaming, routerul virtual micotic, hostingul linkmeup cu disponibilitate IPv6 \u0219i acum, hosting pentru podcasturi.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/d3a36289a6d5db6498285ce1fcd2eff8.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nLa intrarea \u00een Miran, am fost \u00eent\u00e2mpina\u021bi la \u00eenceput de un DGU de dimensiuni impresionante.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/975cf0df48844c805a9210286ad3635e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMajoritatea Unit\u0103\u021bilor Generatoare Diesel sunt montate pe ro\u021bi din dou\u0103 motive: <\/p>\n<ul>\n<li>Mobilitate \u2014 la c\u00e2teva sute de metri sunt \u0219i alte module de la Miran. Au generatoarele lor \u2014 dar, cine \u0219tie \u2014 ar putea fi necesar s\u0103 le transport\u0103m.<\/li>\n<li>Mobilitate \u2014 nu trebuie \u00eenregistrate ca sta\u021bii electrice fixe \u0219i, prin urmare, nu este necesar\u0103 documenta\u021bia de proiect.<\/li>\n<\/ul>\n<p>\nDGU-ul de la Miran porne\u0219te \u00een c\u00e2teva secunde at\u00e2t iarna, c\u00e2t \u0219i vara. \u00cen acest timp, \u00eentregul Data Center este alimentat de baterii.<\/p>\n<p>\u0218i serverul HP din rackul Miran \u0219i excursia au devenit posibile datorit\u0103 lui Fiodor Rusaakov.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/3be73617e0bc7ae44b67af49a02d3e6e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n\u00centreaga excursie a avut loc \u00eentr-o atmosfer\u0103 confortabil\u0103, de acas\u0103. Cafea cu biscui\u021bi, conversa\u021bii despre telecomunica\u021bii, originile companiei \u0219i transportul a dou\u0103 sute de servere din Moscova la Sankt Petersburg sub acoperirea nop\u021bii. F\u0103r\u0103 grab\u0103, ne-am plimbat prin cele dou\u0103 cl\u0103diri ale Data Center-ului. Ambele sunt BrownField \u2014 transformate din hale industriale. Prima, care apar\u021bine de Miran, de unde am \u00eenceput \u0219i unde ne-am \u00eemp\u0103rt\u0103\u0219it dup\u0103 o plimbare de patru ore prin Sankt Petersburg, a fost c\u00e2ndva uzin\u0103 de generatoare diesel, cu adev\u0103rat gigantice. De fapt, nu exista un etaj superior \u2014 existau por\u021bi massive pentru treceri de unul \u0219i de altul. Totul a fost demontat, etajul superior a fost construit, r\u0103cire activ\u0103, alimentare electric\u0103 redundant\u0103, sistem de stingere a incendiilor pe gaz.<\/p>\n<p>Un coridor clasic cald, din care aerul este trimis \u00een aparatele de aer condi\u021bionat \u0219i sub pardoseala fals\u0103 \u00een coridorul rece \u00eenchis.<\/p>\n<p>De asemenea, sub pardoseala fals\u0103 sunt ascunse cablurile de alimentare.<\/p>\n<p>Miran nu a fost creat ca o platform\u0103 pentru un singur client ancorat, ci a dezvoltat sistematic oferta pe o pia\u021b\u0103 unde exist\u0103 cerere.<\/p>\n<p>C\u00e2ndva, aici se afla o banc\u0103 mare cu toate gratiile \u0219i sistemele de control al accesului, dar aceasta s-a mutat deja.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/2545215b8be25d46dac7e4cf6588a365.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nCererea a continuat s\u0103 creasc\u0103, iar MiRan de asemenea, a ap\u0103rut o a doua cl\u0103dire \u2014 deja \u00eenchiriat\u0103 \u2014 tot BrownField \u2014 la dou\u0103 sute de metri de prima. Drumul trece de-a lungul malului r\u00e2ului Neva mare, l\u00e2ng\u0103 casa lui Nobel.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/35408e2aba82ff59b55cbb4daff1b319.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nNoua cl\u0103dire a fost construit\u0103 pe un principiu modular, av\u00e2nd posibilitatea de a muta \u00eentregul modul \u00een caz de probleme cu proprietarul. Primele dou\u0103 cutii au fost cump\u0103rate de la produc\u0103tor, iar a treia a fost deja asamblat\u0103 \u021bin\u00e2nd cont de gre\u0219elile anterioare.<\/p>\n<p>Arhitectura modular\u0103 a avut dezavantaje \u2014 sunt relativ \u00eenguste \u2014 coridorul cald \u2014 60 cm \u2014 dou\u0103 persoane nu pot trece. \u0218i cel mai important \u2014 costul mut\u0103rii, a\u0219a cum s-a dovedit \u00een prima evaluare, este comparabil cu construc\u021bia unei noi cl\u0103diri. <\/p>\n<p>Dar arat\u0103 proasp\u0103t \u0219i modern at\u00e2t pe exterior, c\u00e2t \u0219i pe interior.<\/p>\n<p>NOC-ul b\u0103ie\u021bilor este pe Linux orthodox, un Debian stabil.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/060975428e14a1b7e8171e5df8fcc205.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nCompania \u0219i-a primit numele de la placa Sistem Meridian Integrated Recorded Announcement (MIRAN) din comutatorul telefonic Meridian. \u0218i, ca urmare, \u0219i centrul de date a fost numit astfel.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/02ed2b65c8d162a4960b151fb41fef67.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDecizia de a construi centrul de date a fost luat\u0103 \u00een anul dificil 2008.<\/p>\n<p>De atunci, b\u0103ie\u021bii ofer\u0103 servere dedicate \u0219i colocation. Echipamentele operatorilor sunt instalate \u00een camere speciale.<\/p>\n<p>\u0218i aceasta impune anumite restric\u021bii \u0219i caracteristici asupra muncii. De exemplu, rack-urile au echipamente foarte variate, at\u00e2t din punct de vedere al ma\u0219inilor, c\u00e2t \u0219i al re\u021belii. \u00cen Miran, nu am v\u0103zut dec\u00e2t Arista \u0219i Mellanox. Toate echipamentele impun cerin\u021be diferite pentru temperatura din coridorul rece, a\u0219a c\u0103 trebuie men\u021binut\u0103 la un nivel foarte sc\u0103zut \u2014 \u00een jur de 20\u00b0C, adic\u0103 nu se poate vorbi despre un PUE sc\u0103zut \u2014 la Miran este 1,5.<br \/>\nUn alt aspect \u2014 cu cablurile zb\u00e2rlite \u00een rack-uri. Atunci c\u00e2nd aduci persoane externe cu conect\u0103rile lor \u00een spa\u021biu, pierde \u00abfrumuse\u021bea\u00bb. Nimeni nu este scuzat.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/11013f608c28e25cd993baca5055fc4f.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDin p\u0103cate, implementarea de m\u0103suri drastice aici ar putea d\u0103una.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/fs.linkmeup.ru\/images\/irl2019\/miran7.jpg\"><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/7c3f7a1fa9b93528c6e81f89e98672a8.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><noindex><a rel=\"nofollow\" href=\"https:\/\/fs.linkmeup.ru\/images\/irl2019\/miran8.jpg\"><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/564de4ed149f3ed13b102739b2ce0ff4.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/e3e769559532c1b00d128b6015bd891f.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nUltimele fotografii.<\/p>\n<p>Apoi, mercha de la masa noastr\u0103 la a voastr\u0103 \u0219i de la a voastr\u0103 la a noastr\u0103. Ne-am urcat to\u021bi \u00een taxi \u2014 \u0219i spre linx.<\/p>\n<p><\/p>\n<h1>linxdatacenter<\/h1>\n<p>\nAce\u0219tia sunt b\u0103ie\u021bi serio\u0219i, pe permisul temporar al c\u0103ror chiar este scris \u00abSecuritatea conteaz\u0103\u00bb. Aceasta va fi leitmotivul \u00eentregii excursii.<\/p>\n<p>Dup\u0103 dulce\u021burile din Miran, \u00een linxdatacenter \u00een\u021belegi c\u0103 ai ajuns la un centru de date de lux. \u00cen ziua liber\u0103, patru persoane s-au adunat, s\u0103 spunem, nu \u00een centrul ora\u0219ului, pentru a se prezenta altor cinci persoane, care cu greu vor deveni clien\u021bii lor \ud83d\ude42<\/p>\n<p>Ne-a \u00eent\u00e2mpinat Maria Svistunova, ne-a condus la o mare mas\u0103 de negocieri. Pu\u021bin vorbe \u00een zadar la cafeaua din Guatemala \u0219i apoi \u00eenainte.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/4d24d1400feb8a3cce72563050f705a4.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nExcursiile aici sunt organizate pe band\u0103 rulant\u0103. Maxim \u0219i Oleg \u0219tiu ce fac: povestesc bine \u0219i cu pasiune. Unde este necesar, pun accentul, iar unde nu \u2014 ocolesc subiectul. Cu umorul totul este \u00een regul\u0103, a\u0219a c\u0103 cele dou\u0103 ore \u0219i ceva au trecut neobservate. <\/p>\n<p>M\u00e2ndria centrului de date este uptime-ul de 100% \u00eencep\u00e2nd din 2011.<\/p>\n<p>\u00cencrederea este at\u00e2t de mare \u00eenc\u00e2t nu exist\u0103 loc pe panou nici m\u0103car pentru zecile de secunde.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/d4edc8e1391179fa8c1d2c48804b30d4.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nLinx este un exemplu de centru de date \u00een format GreenField. Cl\u0103direa a fost construit\u0103 special pentru a g\u0103zdui un centru de date. De aceea, \u00een\u0103l\u021bimea plafonului, rezisten\u021ba plafoanelor, sursele de alimentare electric\u0103, rezervarea acestora, SCS \u2014 toate acestea au fost prev\u0103zute \u00een proiect \u00eenc\u0103 din etapa de construc\u021bie.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/5f6d37facd8a4f2f591f9fa80e1093f1.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAstfel, din fabric\u0103, podeaua suport\u0103 o greutate de 800 kg, dar masa poate fi \u0219i mai mare dup\u0103 \u00eent\u0103riri suplimentare. Se vorbe\u0219te despre rack-uri de 3.000 de dolari care necesit\u0103 o aten\u021bie special\u0103.<\/p>\n<p>Ins\u0103, centrul de date este alimentat de o instala\u021bie gaz-piston, iar electricitatea ora\u0219ului este doar o rezerv\u0103. Potrivit lui Maxim \u2014 aceasta a fost o decizie foarte bun\u0103, deoarece \u00een timpul cunoscutului blackout din Sankt Petersburg, biroul \u0219i cl\u0103direa de birouri din apropiere au avut de suferit, pe c\u00e2nd centrul de date a continuat s\u0103 func\u021bioneze.<\/p>\n<p>Generatorul diesel aici nu mai este un remorc\u0103 pe ro\u021bi, ci o camer\u0103 complet sta\u021bionar\u0103 cu \u021bevi de fum care se ridic\u0103 \u00eenalt peste peisaj.<\/p>\n<p>Timpul de pornire \u2014 nu mai mult de dou\u0103 minute, iar pe baterii, \u00eentregul centru de date poate func\u021biona aproximativ o or\u0103. Generatoarele diesel pot func\u021biona 3 zile f\u0103r\u0103 realimentare.<\/p>\n<p>Aici domne\u0219te ordinea \u0219i ra\u021biunea.<\/p>\n<p>Aici, de exemplu, este zona de acces, unde clien\u021bii centrului de date pot lua singuri cheile de la rack-urile lor folosind amprenta digital\u0103. <\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/324b949120dfa03c49d9acbb959a230b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nIar aceasta este camera unde clien\u021bii pot desf\u0103\u0219ura orice lucr\u0103ri inginere\u0219ti necesare, pentru care pe perete este ag\u0103\u021bat unelte de lucru.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/ed762827f7b16f3ded210c271340814e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/f76225e6a5a721e8a3bf83e2954c2c7b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAcestea sunt deja rafturi pentru exploatarea local\u0103 cu tot ce este necesar pentru activitatea de zi cu zi:<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/b274dc27b0c30dd9d97355dfce028ded.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/150a23827c857cfcc6971e7ddf2e929c.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nEste \u00eentotdeauna \u00eenc\u0103rcat\u0103 \u0219i gata de lucru.<\/p>\n<p>C\u0103ciula hip-hoperului \u00eencep\u0103tor din fotografia de mai sus a salvat nu o singur\u0103 dat\u0103 capul unei persoane. Este solid\u0103 ca o casca natural\u0103 \u2014 cea mai bun\u0103 pentru a merge sub un fals plafon de un metru \u0219i jum\u0103tate, unde poate ie\u0219i la iveal\u0103 vreo bucat\u0103 ascu\u021bit\u0103 de metal.<\/p>\n<p>Prin urmare, angaja\u021bii din exploatare:<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/68b81d66f310c865fc71d0328c341bcd.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAcest dispozitiv anonim este un difmanometru. <\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/41237b817431065cbf8fa1c4e264f928.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nScopul s\u0103u este s\u0103 men\u021bin\u0103 o diferen\u021b\u0103 de presiune \u00eentre coridor \u0219i camera de ma\u0219ini. De exemplu, pentru ca \u00een interior s\u0103 fie pu\u021bin mai mult \u0219i, atunci c\u00e2nd deschizi u\u0219a, praful s\u0103 nu \u00eentre, ci s\u0103 se \u00eendep\u0103rteze de u\u0219\u0103.<\/p>\n<p>Sistemul de stingere a incendiilor este, de asemenea, pe gaz \u2014 \u00een caz de probleme, gazul \u00eenlocuie\u0219te oxigenul \u0219i opre\u0219te arderea.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/e1babb7e94ef5d4ae8be40300280f2f9.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n\u00cen linx, vin doar oameni serio\u0219i \u0219i foarte serio\u0219i, care au motive de paranoia de dimensiunile lui Ararat. <\/p>\n<p>Grilele \u0219i un sistem de control al accesului separat de cele din data center sunt doar \u00eenceputul.<\/p>\n<p>Atunci c\u00e2nd pentru rezolvarea unei probleme sau pentru noi conexiuni vin dou\u0103 persoane \u2014 una cu o cheie material\u0103, alta cu una electronic\u0103 \u2014 deja devine mai interesant. Iar c\u00e2nd de la client vine un auditor cu ochelari, care coboar\u0103 sub pardoseal\u0103, descoper\u0103 dou\u0103 grile \u0219i spune c\u0103 aici poate trece capul unui copil, \u00een\u021belegi c\u0103 acea persoan\u0103 a v\u0103zut unele lucruri interesante \u00een via\u021ba ei. <\/p>\n<p>Au fost situa\u021bii amuzante c\u00e2nd, \u00een proiectarea cu\u0219tii, au fost luate \u00een considerare toate sistemele de siguran\u021b\u0103 \u0219i toate dimensiunile necesare pentru a introduce rack-ul \u0219i a monta echipamente \u00een el, dar somehow nu s-a g\u00e2ndit la dimensiunile inginerilor care vor lucra cu el. \u0218i ace\u0219tia nu \u00eencap nici din fa\u021b\u0103, nici din profil, \u00eentre cu\u0219c\u0103 \u0219i rack.<\/p>\n<p>Dac\u0103 a\u0219 fi FSB, mi-a\u0219 pune hardware-ul \u00een linx \ud83d\ude42<\/p>\n<p>Dup\u0103 tur, am stat \u00eenc\u0103 destul de mult, discut\u00e2nd prietene\u0219te \u00een jurul unei pizza.<br \/>\nDin acest regat al securit\u0103\u021bii \u0219i ordinii, ne-am \u00eendreptat spre RETN.<\/p>\n<p><\/p>\n<h1>RETN<\/h1>\n<p>\nCu ace\u0219ti b\u0103ie\u021bi ne cunoa\u0219tem de mult \u0219i bine. Astfel c\u0103 nu este surprinz\u0103tor c\u0103 \u00een sf\u00e2r\u0219it ne-am adunat pe acoperi\u0219ul lor pentru a frige mititei \u0219i a povesti. <\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/a1d23b09459d6c4d56e05626d92663d0.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAm fost \u0219i la ei, de\u0219i, se pare, nu am povestit. Anul trecut planurile de a cuceri acoperi\u0219urile din Sankt Petersburg au e\u0219uat din cauza Fifa.<\/p>\n<p>RETN este, de fapt, cel mai mare operator de fibr\u0103, cu re\u021bea pe \u00eentreaga planet\u0103. Orice p\u0103ianjen ar invidia \u021bes\u0103tura lor.<\/p>\n<p>Iar DC-ul de pe circumferin\u021b\u0103 este un proiect acas\u0103 pentru suflet, care \u0219i-a g\u0103sit ni\u0219a pe o pia\u021b\u0103 \u00een cre\u0219tere. Aici se conecteaz\u0103 cei care au nevoie de l\u0103\u021bime de band\u0103 groas\u0103 cu lumea \u0219i de acces la al\u021bi operatori locali.<\/p>\n<p>De exemplu, \u00een RETN se afl\u0103 CDN-ul Netflix.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/0162f9497ca2273249030efdb12fb65d.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/c5a4209a68c5406204609dd49ef0b760.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nCu surprindere am aflat c\u0103 fiecare nod este semnat de m\u00e2n\u0103 cu o fraz\u0103 anume.<br \/>\n\u0218i aceste cutii festive sunt realizate \u00een diferite ora\u0219e la POP-urile RETN (\u0219i, evident, nu doar la ele), livr\u00e2ndu-v\u0103 c\u00e2t mai repede posibil \u201eOglinda neagr\u0103\u201d \u0219i \u201ePeaky Blinders\u201d.<\/p>\n<p>Aici se afl\u0103 \u0219i CDN-ul Google \u0219i o mul\u021bime de operatori, at\u00e2t la nivel local, c\u00e2t \u0219i federal.<\/p>\n<p>La RETN, l\u00e2ng\u0103 cl\u0103dire, sunt dou\u0103 generatoare diesel foarte mici (\u00een compara\u021bie cu cele de la Miran) \u0219i o ma\u0219in\u0103 cu canistre, gata s\u0103 mearg\u0103 la alimentare. Sun\u0103 aproape ca un business de familie. <\/p>\n<p>Negocierile de sear\u0103 pe acoperi\u0219 ne-au dus la concluzia c\u0103 RETN ne va oferi o virtualizare pentru un site de rezerv\u0103 pentru hostingul podcasturilor \u0219i imaginilor.<br \/>\nB\u0103ie\u021bi din lume, un data center super-lamp\u0103, o re\u021bea impresionant\u0103 prin dimensiuni.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/934dd50c9277bcb25193fd5fba7ae90d.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPentru unii aceast\u0103 zi s-a \u00eencheiat cu un turneu de duke nukem, pentru al\u021bii cu mult a\u0219teptatul somn la hotel.<\/p>\n<p>A doua zi, nu am avut multe planuri: Metronec \u0219i podcastul live \u2014 <noindex><a rel=\"nofollow\" href=\"https:\/\/linkmeup.ru\/blog\/447.html\">linkmeup IRL<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h1>Metronec<\/h1>\n<p>\nCu doar o lun\u0103 \u00een urm\u0103, la podcastul de telecomunica\u021bii <noindex><a rel=\"nofollow\" href=\"https:\/\/linkmeup.ru\/blog\/429.html\">ne-au vizitat<\/a><\/noindex> Misha Sokolov \u0219i Denis Gabidullin de la NTCC Metronec slash Plumspace, \u0219i am discutat despre ce este Smart SFP. Iar acum am reu\u0219it s\u0103-i vedem \u00een realitate.<\/p>\n<p>Denis, care a condus turul biroului din Sankt Petersburg al Metronec (care, de altfel, nu s-a schimbat de la ultima noastr\u0103 vizit\u0103), ne-a dat direct, de la intrare, unul dintre exemplare.<br \/>\nM-a surprins la \u00eenceput c\u00e2t de rudimentar era realizat \u2014 parc\u0103 era \u021besut cu un feronerie \u0219i o pil\u0103 dintr-un cheie de 32.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/cf75c12b2942102d0a4ba1d4139b96a6.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSe pare c\u0103 carcasa exemplarul experimental a fost tip\u0103rit\u0103 pe un imprimant 3D din pulbere metalic\u0103, ceea ce se observ\u0103 \u0219i pe suprafa\u021ba sa rugoas\u0103. Celelalte \u2014 cele care sunt gata de serie \u2014 sunt \u00een perfect\u0103 stare.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/e0b6523054726fa2eae5e1b048addb66.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDar, privind la ele, te uime\u0219te cum au reu\u0219it s\u0103 ascund\u0103 o cantitate at\u00e2t de mare de tehnologie \u00eentr-o carcas\u0103 aproape standard.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/31f96478a5f67c802a5a81d80ea007c6.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nV\u0103 recomand s\u0103 asculta\u021bi <noindex><a rel=\"nofollow\" href=\"https:\/\/linkmeup.ru\/blog\/429.html\">podcastul despre Roza, Toza \u0219i sora lor Boza.<\/a><\/noindex>. A ie\u0219it, din punctul meu de vedere, interesant.<\/p>\n<p>Designul biroului este maxim de obi\u0219nuit. Birouri dreptunghiulare relativ mici, \u00eentinse spre fereastr\u0103, destul de \u00eentunecate, ceea ce era pu\u021bin ap\u0103s\u0103tor. Dar atmosfera, \u00een ciuda zilei de weekend, era de munc\u0103.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/f9f2887204bcf3bbe4fb7da860d36c43.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDecorul nu s-a schimbat \u00een doi ani. M-au bucurat unele postere \u0219i tablouri.<\/p>\n<p>Am vizitat c\u00e2teva camere: R&amp;D, tehnicieni de sistem, speciali\u0219ti FPGA, am \u021binut \u00een m\u00e2n\u0103 diverse tipuri de SFP, programatoare, am v\u0103zut primul model \u00een care Smart a fost scos din SFP pe un cablu \u2014 una dintre primele experien\u021be \u2014 mai degrab\u0103 un Proof of Concept c\u0103 func\u021bioneaz\u0103 \u00eentr-adev\u0103r.<\/p>\n<p>Se spune c\u0103 unor clien\u021bi le convine chiar s\u0103 aib\u0103 un cablu de acest tip ie\u0219ind din echipamente.<br \/>\nPrima noastr\u0103 \u021bint\u0103 acum doi ani a fost s\u0103 construim un SFP optic obi\u0219nuit, care s\u0103 transmit\u0103 m\u0103car un semnal.<\/p>\n<p>Apoi am asamblat separat partea Smart cu un SFP str\u0103in (chiar pe un cablu), pentru a ne asigura c\u0103 pot combina cipurile.<\/p>\n<p>Metrotek a depus o munc\u0103 imens\u0103. G\u00e2nde\u0219te-te c\u0103 \u00een doar 2 ani au realizat un modul optic complet func\u021bional, care este capabil de encapsulare, telemetrie, server de timp precis, convertor de interfe\u021be.<\/p>\n<p>\u0218i \u00een acela\u0219i timp, au rafinat la perfec\u021biune (de\u0219i acest lucru \u00eenc\u0103 trebuie s\u0103 fie verificat \u00een timp) func\u021bionalitatea de baz\u0103 pentru transmiterea semnalului. Nu ar trebui s\u0103 existe atenu\u0103ri, nu ar trebui s\u0103 existe chiar \u0219i pierderi rare din cauza SFP-ului. \u0218i de asemenea, nu ar trebui s\u0103 se \u00eenc\u0103lzeasc\u0103, \u00een ciuda multitudinii de ASIC-uri, FPGA \u0219i CPU-uri din interior. <br \/>\nBravo!<\/p>\n<blockquote><p> Un sistem de calcul complet: <\/p>\n<ul>\n<li>CPU: NXP i.MX6 ARM p\u00e2n\u0103 la 900 MHz<\/li>\n<li>FPGA: Lattice ECP5 p\u00e2n\u0103 la 85K LUTs<\/li>\n<li>RAM: DDR3 p\u00e2n\u0103 la 1 GB <\/li>\n<\/ul>\n<p>\n<\/p><\/blockquote>\n<p> Denis a men\u021bionat c\u0103 \u00een companie se practic\u0103 \u0219i se \u00eencurajeaz\u0103 schimbul de cuno\u0219tin\u021be \u0219i experien\u021b\u0103. \u0218i m-am g\u00e2ndit: \u201eDar oare altfel ar fi posibil? 0_\u043e\u201d. \u2014 Da, adesea vin c\u0103tre ei oameni care \u00een fostele lor locuri de munc\u0103 au lucrat izola\u021bi, f\u0103r\u0103 a comunica, f\u0103c\u00e2nd munc\u0103 dubl\u0103 \u0219i triplu \u0219i, \u00een general, evit\u00e2nd orice comunicare.<\/p>\n<p>\u0218i mi-am amintit c\u0103, cu doar doi ani \u00een urm\u0103, lucram \u00eentr-o companie interna\u021bional\u0103 cu restric\u021bii severe, unde conferin\u021bele erau interzise \u0219i schimbul de cuno\u0219tin\u021be nu exista ca \u0219i concept. \u0218i eu am fost unul dintre evangheli\u0219tii \u00eent\u00e2lnirilor s\u0103pt\u0103m\u00e2nale pentru schimbul de experien\u021be, care, se pare, salvau inginerii singuratici din regiunile \u00eendep\u0103rtate.<\/p>\n<p>\u00cen general, la Metrotek se desf\u0103\u0219oar\u0103 \u00een mod regulat traininguri \u0219i conferin\u021be interne, ceea ce este minunat.<\/p>\n<p>Apoi ne-au dus \u00eentr-o fabric\u0103 de montaj uimitoare. Indiferent c\u00e2te ori am fost acolo, pare c\u0103 entuziasmul meu copil\u0103resc nu se stinge.<\/p>\n<p>La Metrotek, chiar \u00een birou, se afl\u0103 echipamente pentru imprimarea pe pl\u0103ci.<\/p>\n<p>\u0218ablon pentru aplicarea scurgerilor de lipici, printer SMD pentru componente (altfel nu pot s\u0103-l numesc), un mic cuptor pentru coacerea circuitelor \u0219i birouri de lucru pentru asamblare manual\u0103. <\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/c4a44b03c6a854570d7ad1950807d1ca.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/9833b4935ddc75301c9119cd0e487068.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/b542ff9e2074306471314e734ca9e988.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nCu surprindere am aflat c\u0103 microcipurile cu sute de picioare sunt, de asemenea, lipite manual. Denis ne spune c\u0103 b\u0103ie\u021bii lor lipesc detaliile cu o precizie \u0219i vitez\u0103 uimitoare, a\u0219a c\u0103 uneori nu are sens s\u0103 porneasc\u0103 ma\u0219ina \u2014 un om face totul mai repede.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/7446cfc3e7fc617ca054ec89a7993a9f.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n\u00centre noi am numit linia de produc\u021bie Metrotek Eltex-verylight, pe valul unei excursii relativ recente acolo.<\/p>\n<p>\u00cen plus, \u00een birou exist\u0103 un imprimant 3D \u0219i o ma\u0219in\u0103 de frezat pentru nevoile interne, cu care au gravat deja medalii pentru anul trecut. <noindex><a rel=\"nofollow\" href=\"https:\/\/c-c.ru\">Chaos Construction<\/a><\/noindex>.<\/p>\n<p><img decoding=\"async\" alt=\"Plimb\u0103ri prin centrele de date \u0219i telecomunica\u021bii din Petersburg\" src=\"\/wp-content\/uploads\/2019\/06\/17dee7d9bca150830674e9bf767309aa.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDe acolo, am plecat la Krang Pizza, uimitor de creativ\u0103, unde to\u021bi membri linkmeup am \u00eenghi\u021bit o pizza-burger mutant\u0103 at\u00e2t prin dimensiuni c\u00e2t \u0219i prin concept \u0219i ne-am \u00eendreptat spre biroul IQ Option, unde am \u00eenregistrat primul episod. <noindex><a rel=\"nofollow\" href=\"https:\/\/linkmeup.ru\/blog\/447.html\">linkmeup IRL<\/a><\/noindex>. <\/p>\n<p>\nA doua zi am mai f\u0103cut o vizit\u0103 la Centrul Laser pe recomandarea lui Mamont, unde am experimentat un extaz tehnocratic \u0219i o mic\u0103 umflare a l\u0103comiei, dar despre asta va fi o poveste separat\u0103.<\/p>\n<p>\u00cen concluzie, vreau s\u0103 spun c\u0103 toate excursiile \u0219i \u00eent\u00e2lnirile au fost foarte variate, at\u00e2t \u00een ceea ce prive\u0219te amploarea ac\u021biunii, c\u00e2t \u0219i direc\u021bia.<\/p>\n<p>Miran, care ne-a g\u0103zduit ospitalier, este un furnizor de hosting \u00een cre\u0219tere rapid\u0103, dar totu\u0219i prietenos \u0219i simplu.<\/p>\n<p>Linksys este cu adev\u0103rat un centru de date impresionant, cu securitate pe primul loc \u0219i marketeri experimenta\u021bi.<br \/>\nRETN - tineri veseli \u201edin garaje\u201d, care construiesc o re\u021bea gigantic\u0103 \u0219i deocamdat\u0103 un mic centru de date \u0219i n-ar refuza s\u0103 aprind\u0103 un foc pe acoperi\u0219.<\/p>\n<p>Metrotek - o echip\u0103 relativ mic\u0103 de dezvoltatori ru\u0219i de hard \u0219i software, care produce aproape \u201ecu aceste m\u00e2ini\u201d o mul\u021bime de echipamente de m\u0103surare extrem de competitiv\u0103 \u0219i acum intr\u0103 pe o nou\u0103 pia\u021b\u0103 cu o sarcin\u0103 ambitioas\u0103.<\/p>\n<p>\u0218i Centrul Laser, care dep\u0103\u0219e\u0219te interesele linkmeup, dar reprezint\u0103 un obiectiv personal. A l\u0103sat o impresie foarte pl\u0103cut\u0103 \u0219i a gravat un mic microfon pe dictafon.<br \/>\n<br \/>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/455788\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0435\u0440\u0432\u044b\u0435 \u0434\u043d\u0438 \u043b\u0435\u0442\u0430 \u043e\u0442\u043b\u0438\u0447\u043d\u043e \u043f\u043e\u0434\u0445\u043e\u0434\u044f\u0442 \u0434\u043b\u044f \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u043f\u043e\u0435\u0437\u0434\u043a\u0438 \u0432 \u041f\u0438\u0442\u0435\u0440. \u041c\u044b \u043f\u043e\u0441\u0435\u0442\u0438\u043c \u041c\u0438\u0440\u0430\u043d, linxdatacenter, RETN \u0438 \u041c\u0435\u0442\u0440\u043e\u0442\u0435\u043a. 5 \u0443\u0442\u0440\u0430, \u041c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u0438\u0439 \u0432\u043e\u043a\u0437\u0430\u043b, KFC, \u043d\u0430\u0431\u0435\u0440\u0435\u0436\u043d\u0430\u044f \u041c\u043e\u0439\u043a\u0438, \u0422\u0430\u0440\u0435\u043b\u043a\u0430, \u0433\u043e\u043b\u0443\u0431\u0438 \u0441 \u043a\u0440\u044b\u0448, \u0418\u0441\u0430\u043a\u0438\u0439, \u041c\u0430\u0440\u0441\u043e\u0432\u043e \u043f\u043e\u043b\u0435, \u041a\u0430\u043f\u0442\u044e\u0440 \u044f\u043d\u0434\u0435\u043a\u0441\u043e\u0434\u0440\u0430\u0439\u0432\u043e\u0432\u044b\u0439, \u0438 \u0432\u043e\u0442 \u043e\u043d \u2014 \u041c\u0438\u0440\u0430\u043d. \u041c\u0438\u0440\u0430\u043d \u0412 \u041c\u0438\u0440\u0430\u043d\u0435 \u0443\u0436\u0435 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043b\u0435\u0442 \u043f\u0440\u043e\u0436\u0438\u0432\u0430\u0435\u0442 \u043d\u0430\u0448\u0430 \u043b\u0430\u0431\u0430 \u0441 \u0415\u0432\u043e\u0439, \u0441\u0435\u0440\u0432\u0435\u0440 \u0442\u0440\u0430\u043d\u0441\u043b\u044f\u0446\u0438\u0438, \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0439 \u043c\u0438\u043a\u0440\u043e\u0442\u0438\u043a\u043e\u0432\u0441\u043a\u0438\u0439 \u0420\u043e\u0443\u0442\u044d\u0440\u043e\u0441, \u0445\u043e\u0441\u0442\u0438\u043d\u0433 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26461,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-35242","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - 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Vom vizita Miran, linxdatacenter, RETN \u0219i Metrotek. 5 diminea\u021ba, Gara Moscova, KFC, malul r\u00e2ului Moika, Farfuria, porumbelii de pe acoperi\u0219uri, Isaakievsky, Marte.","canonical_url":"https:\/\/prohoster.info\/ro\/blog\/administrirovanie\/progulki-po-tsodam-i-telekomam-pitera","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"ro_RO","og:site_name":"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","og:type":"article","og:title":"\ud83e\udd47\u041f\u0440\u043e\u0433\u0443\u043b\u043a\u0438 \u043f\u043e \u0426\u041e\u0414\u0430\u043c \u0438 \u0442\u0435\u043b\u0435\u043a\u043e\u043c\u0430\u043c \u041f\u0438\u0442\u0435\u0440\u0430 | 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