{"id":30642,"date":"2019-10-31T21:36:41","date_gmt":"2019-10-31T18:36:41","guid":{"rendered":"https:\/\/prohoster.info\/blog\/open-rack-v3-chto-zhdat-ot-novogo-standarta-arhitektury-servernyh-stoek\/"},"modified":"2019-10-31T21:36:41","modified_gmt":"2019-10-31T18:36:41","slug":"open-rack-v3-chto-zhdat-ot-novogo-standarta-arhitektury-servernyh-stoek","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/open-rack-v3-chto-zhdat-ot-novogo-standarta-arhitektury-servernyh-stoek","title":{"rendered":"Open Rack v3: mida oodata uue serveririiulite arhitektuuristandardilt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<h5>See leiab rakendust h\u00fcpermas\u0448kaliseeritavates andmetsentrites.<\/h5>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/it-grad\/blog\/446118\/\"><img decoding=\"async\" alt=\"Open Rack v3: mida oodata uue serveririiulite arhitektuuristandardilt\" src=\"\/wp-content\/uploads\/2019\/03\/88df68b47e3d4d4d315047f9b38c4839.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<i>\/ \u0444\u043e\u0442\u043e <noindex><a rel=\"nofollow\" href=\"https:\/\/www.flickr.com\/photos\/pierrotcarre\/4450487354\/\">Not4rthur<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/2.0\/\">CC BY-SA<\/a><\/noindex><\/i><\/p>\n<h2>Miks spetsifikatsiooni uuendati<\/h2>\n<p>\nOpen Compute Projecti (OCP) insenerid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opencompute.org\/news\/introducing-the-open-rack\">esitlesid esimest versiooni<\/a><\/noindex> standaardist juba 2013. aastal. See kirjeldas 21-tolliste andmetsentrite riiulite moodul- ja avatud konstruktsiooni. Selline l\u00e4henemine v\u00f5imaldas suurendada riiuli efektiivselt kasutatavat ruumi 87,5% -ni. V\u00f5rdluseks, 19-tolliste riiulite puhul, mis on t\u00e4na standardiks, on see vaid 73%.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nLisaks muudeti inseneride l\u00e4henemist toitejaotusele. Peamine uuendus oli 12-voldine buss, millele seadmed \u00fchendatakse. See v\u00e4listas vajaduse paigaldada iga serveri jaoks eraldi toiteplokk.<\/p>\n<p>2015. aastal ilmus <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opencompute.org\/documents\/facebook-open-rack-v2-specification-rev-12\">teine versioon standardist<\/a><\/noindex>. Selles l\u00e4ksid arendajad <noindex><a rel=\"nofollow\" href=\"https:\/\/www.zdnet.com\/article\/google-facebook-pause-rivalries-heres-their-48v-power-saving-rack-spec-for-open-compute-project\/\">48-voldisele mudelile ja v\u00e4hendasid transformaatoreid, mis v\u00e4hendas riiulite energiatarvet 30%. T\u00e4nu nendele omadustele sai standard laiendatud kasutusele IT-t\u00f6\u00f6stuses. Riiuleid hakkasid aktiivselt<\/a><\/noindex> 48-volti mudeli ja v\u00e4hendasid trafoarvu, mis v\u00e4hendas serveririiulite energiatarvet 30%. T\u00e4nu neile omadustele on standardit laialdaselt kasutusele v\u00f5etud IT-t\u00f6\u00f6stuses. Riiuleid hakati aktiivselt <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opencompute.org\/membership\/membership-organizational-directory\">kasutada<\/a><\/noindex> kasutama suured IT-korporatsioonid, telekommunikatsioonifirmad ja pangad.<\/p>\n<p>Hiljuti esitasid arendajad uue spetsifikatsiooni \u2014 Open Rack v3. OCP algatuse autorite s\u00f5nul arendatakse seda k\u00f5rgelt koormatud andmekeskustele, mis t\u00f6\u00f6tlevad teavet tehisintellekti ja masin\u00f5ppe s\u00fcsteemide jaoks. Nendesse integreeritud riistvaralahendused omavad k\u00f5rget hajutatava energiatiheduse taset. Nende t\u00f5husaks t\u00f6\u00f6ks oli vajalik uus rackide konstruktsioon.<\/p>\n<h2>Mis on juba teada Open Rack v3 kohta<\/h2>\n<p>\nArendajad r\u00f5hutavad, et uus standard on paindlikum ja universaalsem kui v2, samuti v\u00f5tab see \u00fcle k\u00f5ik parimad omadused varasematest versioonidest \u2014 energiat\u00f5hususe, modulariteedi, kompaktsuse. Eriti, <noindex><a rel=\"nofollow\" href=\"http:\/\/files.opencompute.org\/oc\/public.php?service=files&amp;t=23cadcc803bba621c720b77c60e5b958\">teada<\/a><\/noindex>, et see j\u00e4tkab 48-voldiste toiteallikate kasutamist.<\/p>\n<p>Uute rackide konstruktsioon peab parandama \u00f5hu ringlust ja soojust v\u00e4hendama. Muide, seadmete jahutamiseks kasutatakse vedelikus\u00fcsteeme. OCP <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opencompute.org\/wiki\/Rack_%26_Power\/Advanced_Cooling_Solutions\">t\u00f6\u00f6tavad<\/a><\/noindex> sellel alal juba mitmete lahenduste kallal. Eelk\u00f5ige arendatakse kontaktsete vedelikuringide, racki tagaseinale paigaldatud soojusvahetite ja immersioonis\u00fcsteemide lahendusi.<\/p>\n<p>J\u00e4tkame uute rackide f\u00fc\u00fcsiliste parameetrite toomist:<\/p>\n<p>Formaat, U<br \/>\n48 v\u00f5i 42<\/p>\n<p>Racki laius, mm<br \/>\n600<\/p>\n<p>Rack s\u00fcgavus, mm<br \/>\n1068<\/p>\n<p>Maksimaalne koormus, kg<br \/>\n1600<\/p>\n<p>T\u00f6\u00f6tamistemperatuuride vahemik, \u00b0C<br \/>\n10\u201360<\/p>\n<p>T\u00f6\u00f6tamine niiskuses, %<br \/>\n85<\/p>\n<p>Jahutust\u00fc\u00fcp<br \/>\nVedelikjahutus<\/p>\n<p><\/p>\n<h2>Arvamused<\/h2>\n<p>\nSpetsifikatsiooni arendajad <noindex><a rel=\"nofollow\" href=\"https:\/\/code.fb.com\/data-center-engineering\/open-rack\/\">v\u00e4idavad<\/a><\/noindex>, et tulevikus v\u00f5imaldab Open Rack v3 v\u00e4hendada IT-s\u00fcsteemide kulusid andmekeskustes. Schneider Electric <noindex><a rel=\"nofollow\" href=\"https:\/\/www.apc.com\/salestools\/VAVR-A5AJW3\/VAVR-A5AJW3_R0_EN.pdf\">arvutas<\/a><\/noindex>, et teine \u200b\u200brackide versioon v\u00f5imaldab juba v\u00e4hendada serverite hoolduskulusid 25% v\u00f5rreldes traditsiooniliste konstruktsioonidega. On alust arvata, et uus spetsifikatsioon parandab seda n\u00e4itajat.<\/p>\n<p>Ekspertide arvates on standardi puuduseks <noindex><a rel=\"nofollow\" href=\"https:\/\/www.networkworld.com\/article\/3266293\/what-is-the-open-compute-project.html\">v\u00e4lja<\/a><\/noindex> seadmete ja masinaruumide kohandamise keerukus selle n\u00f5uetele. On oht, et serverite uuendamise kulud \u00fcletavad potentsiaalseid kasu nende rakendamisest. Sel p\u00f5hjusel keskendub Open Rack ennek\u00f5ike uutele andmekeskustele.<\/p>\n<p><img decoding=\"async\" alt=\"Open Rack v3: mida oodata uue serveririiulite arhitektuuristandardilt\" src=\"\/wp-content\/uploads\/2019\/03\/93725656b7e369c411d5bf3c8a3b5496.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>\/ \u0444\u043e\u0442\u043e <noindex><a rel=\"nofollow\" href=\"https:\/\/www.flickr.com\/photos\/timdorr\/158333036\">Tim Dorr<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/2.0\/\">CC BY-SA<\/a><\/noindex><\/i><\/p>\n<p>Veel miinusteks <noindex><a rel=\"nofollow\" href=\"https:\/\/www.racksolutions.com\/news\/data-center-optimization\/open-frame-rack-vs-enclosed-rack\/\">loetakse<\/a><\/noindex> lahenduse konstruktsiooni erip\u00e4ra. Avatud rackide arhitektuur ei ole tolmu eest kaitstud. Lisaks kasvab oht kahjustada seadmeid v\u00f5i kaableid.<\/p>\n<h2>Sarnased projektid<\/h2>\n<p>\nM\u00e4rtsis ilmus veel \u00fcks rackide spetsifikatsioon \u2014 <noindex><a rel=\"nofollow\" href=\"http:\/\/files.opencompute.org\/oc\/public.php?service=files&amp;t=dc0d26d541c0e19aeb2f9a1cb7580dd0\">Open19 s\u00fcsteemi tasemel<\/a><\/noindex> (spetsifikatsiooni vaatamiseks tuleb alla laadida PDF-fail). Dokumendi koostasid Open19 Foundation, kus alates 2017. aastast <noindex><a rel=\"nofollow\" href=\"https:\/\/www.theregister.co.uk\/2017\/05\/24\/open19_foundation_launch\/\">katsetatud<\/a><\/noindex> standardiseeritakse andmekeskuste loomise l\u00e4henemisviise. Rohkem selle organisatsiooni kohta r\u00e4\u00e4kisime <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/it-grad\/blog\/329392\/\">\u00fches meie postituses.<\/a><\/noindex>.<\/p>\n<p>Open19 System Level standard kirjeldab universaalset formaati serveririiulite jaoks ja s\u00e4testab n\u00f5uded v\u00f5rkude struktuurile ja energiatarbimisele. Open19 meeskond soovitab kasutada nn brick cages (blokk-korpused). Need on mitme \u0161assiiga moodulid, kuhu saab paigutada vajalikke seadmeid \u2014 servereid v\u00f5i salvestusseadmeid \u2014 juhuslikes kombinatsioonides. Samuti sisaldab konstruktsioon toite riiuleid, l\u00fcliteid, v\u00f5rgu l\u00fcliteid ja kaablihalduse s\u00fcsteemi.<\/p>\n<p>Jahtimiseks kasutatakse immersioonilt <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/it-grad\/blog\/416333\/\">vedeliku jahutuss\u00fcsteemi<\/a><\/noindex> direct-to-chip, p\u00f5hinedes kuival vees. Kontseptsiooni autorid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.datacenterknowledge.com\/edge-computing\/data-center-world-why-open19-designs-matter-edge-computing\">m\u00e4rgib<\/a><\/noindex>v\u00e4idavad, et Open19 arhitektuur suurendab andmekeskuste \u00fcldist energiaefektiivsust 10%.<\/p>\n<p>IT-ekspertide arvates v\u00f5imaldavad tulevikus sellised projektid nagu Open19 ja Open Rack kiiremini ehitada paindlikke andmekeskusi IoT-lahenduste jaoks ning aitavad kaasa 5G-tehnoloogiate ja servakalkulatsioonide arengule.<\/p>\n<p>\nPostitused meie Telegrami kanalist:<\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/200\">Miks k\u00f5vakettad enam ei rikne nii sageli<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/201\">Kuidas hallata riistvara andmekeskuses \u2014 kaks uut tehnoloogiat<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/187\">Tuleviku IKT-arkitektuur \u2014 kes ja kuidas valmistub<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/205\">Kuidas paigutada 100% infrastruktuurist pilve \u2014 I\u0422-\u0413\u0420\u0410\u0414 ettev\u00f5tte kliendi juhtum<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/204\">Miks ettev\u00f5tted kasutavad virtuaalmasinaid, mitte konteinerite?<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/203\">Miks ei saa lihtsalt \u201erohelisi\u201d tehnoloogiaid andmekeskustesse juurutada<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/202\">Kes toetab pilveprojekte \u2014 r\u00e4\u00e4gime neljast avatud l\u00e4htekoodiga fondist<\/a><\/noindex><\/li>\n<\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/it-grad\/blog\/446118\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043d \u043d\u0430\u0439\u0434\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0432 \u0433\u0438\u043f\u0435\u0440\u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u044b\u0445 \u0426\u041e\u0414. \/ \u0444\u043e\u0442\u043e Not4rthur CC BY-SA \u0417\u0430\u0447\u0435\u043c \u043e\u0431\u043d\u043e\u0432\u0438\u043b\u0438 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e \u0418\u043d\u0436\u0435\u043d\u0435\u0440\u044b \u0438\u0437 Open Compute Project (\u041e\u0421\u0420) \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u043f\u0435\u0440\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 \u0435\u0449\u0435 \u0432 2013 \u0433\u043e\u0434\u0443. \u041e\u043d \u043e\u043f\u0438\u0441\u044b\u0432\u0430\u043b \u043c\u043e\u0434\u0443\u043b\u044c\u043d\u0443\u044e \u0438 \u043e\u0442\u043a\u0440\u044b\u0442\u0443\u044e \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044e \u0441\u0442\u043e\u0435\u043a \u0434\u043b\u044f \u0426\u041e\u0414 \u0448\u0438\u0440\u0438\u043d\u043e\u0439 \u0432 21 \u0434\u044e\u0439\u043c. \u0422\u0430\u043a\u043e\u0439 \u043f\u043e\u0434\u0445\u043e\u0434 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u043b \u0443\u0432\u0435\u043b\u0438\u0447\u0438\u0442\u044c \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442 \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0433\u043e \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0430 \u0441\u0442\u043e\u0439\u043a\u0438 \u0434\u043e 87,5%. \u0414\u043b\u044f \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f, \u0443 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":22632,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-30642","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043d \u043d\u0430\u0439\u0434\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0432 \u0433\u0438\u043f\u0435\u0440\u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u044b\u0445 \u0426\u041e\u0414. \/ \u0444\u043e\u0442\u043e Not4rthur CC BY-SA \u0417\u0430\u0447\u0435\u043c \u043e\u0431\u043d\u043e\u0432\u0438\u043b\u0438 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e 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