{"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 serverite rack'ide arhitektuuri standardi juures","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<h5>See leiab rakenduse h\u00fcpermasstoodetes.<\/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 serverite rack&#039;ide arhitektuuri standardi juures\" 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 spetsiifikatsioon 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> standardsest 2013. aastal. See kirjeldas 21-tolliste andmekeskuse rackide moodul- ja avatud konstruktsiooni. See l\u00e4henemine v\u00f5imaldas t\u00f5sta rackide efektiivset ruumikasutuse koefitsienti 87,5% -le. V\u00f5rdluseks, 19-tolliste rackide puhul, mis on t\u00e4nap\u00e4eval standard, on see vaid 73%.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nLisaks muutsid insenerid ka toitejaotuse l\u00e4henemist. Peamine uuendus oli 12-voldine buss, mille kaudu \u00fchendatakse seadmed. See k\u00f5rvaldas 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>. Sellega 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 rackide energiatarbimist 30%. T\u00e4nu nendele omadustele sai standard IT-sektoris laialdast kasutust. Rackid hakkasid aktiivselt<\/a><\/noindex> suured IT-korporatsioonid, Telekommunikatsiooniettev\u00f5tted ja pangad. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opencompute.org\/membership\/membership-organizational-directory\">kasutama<\/a><\/noindex> Hiljuti esitlesid arendajad uut spetsiifikatsiooni \u2014 Open Rack v3. OCP algatuse autorite s\u00f5nul disainitakse see k\u00f5rge t\u00f6\u00f6koormusega andmekeskustele, mis t\u00f6\u00f6tlevad andmeid AI ja ML s\u00fcsteemide jaoks. Neis rakendatavad riistvaralahendused omavad suurt hajutatud v\u00f5imsuse tihedust. Nende t\u00f5husaks t\u00f6\u00f6tamiseks oli vajalik uus rackide konstruktsioon.<\/p>\n<p>Mis on juba teada Open Rack v3 kohta<\/p>\n<h2>Arendajad m\u00e4rkivad, et uus standard on olema paindlikum ja universaalsem kui v2 ning sisaldab k\u00f5ike parimat eelmistest versioonidest \u2014 energiat\u00f5husus, modulaarus, kompaktsus. Konkreetsemalt,<\/h2>\n<p>\non teada <noindex><a rel=\"nofollow\" href=\"http:\/\/files.opencompute.org\/oc\/public.php?service=files&amp;t=23cadcc803bba621c720b77c60e5b958\">, et see j\u00e4tkab 48-voldiste toites\u00fcsteemide kasutamist.<\/a><\/noindex>Uute rackide konstruktsioon peaks parandama \u00f5hu ringlust ja soojuse eemaldamist. Tuleb m\u00e4rkida, et seadmete jahutamiseks kasutatakse vedelikus\u00fcsteeme. OCP liikmed<\/p>\n<p>t\u00f6\u00f6tavad juba <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opencompute.org\/wiki\/Rack_%26_Power\/Advanced_Cooling_Solutions\">mitmete lahenduste kallal selles valdkonnas. Konkreetsemalt, t\u00f6\u00f6tatakse v\u00e4lja kontaktvedeliku kontuurid, soojusvahetid, mis paigaldatakse racki tagaseinasse, ja immersioonis\u00fcsteemid.<\/a><\/noindex> Edasi anname m\u00f5ned uute rackide f\u00fc\u00fcsilised parameetrid:<\/p>\n<p>Formaadi faktori, U<\/p>\n<p>48 v\u00f5i 42<br \/>\nRacki laius, mm<\/p>\n<p>Racki s\u00fcgavus, mm<br \/>\n600<\/p>\n<p>Max koormus, kg<br \/>\n1068<\/p>\n<p>T\u00f6\u00f6tlemise temperatuuride vahemik, \u00b0C<br \/>\n1600<\/p>\n<p>T\u00f6\u00f6temperatuuri vahemik, \u00b0C<br \/>\n10\u201360<\/p>\n<p>T\u00f6\u00f6 niiskus, %<br \/>\n85<\/p>\n<p>Jahutusviis<br \/>\nVedelikud<\/p>\n<p><\/p>\n<h2>Uuringud<\/h2>\n<p>\nSpetsifikatsiooni arendajad <noindex><a rel=\"nofollow\" href=\"https:\/\/code.fb.com\/data-center-engineering\/open-rack\/\">t\u00f6\u00f6tavad<\/a><\/noindex>, mis 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\">on arvutanud<\/a><\/noindex>, et teine versioon rack'idest aitab juba v\u00e4hendada serverite hoolduskulusid 25% v\u00f5rreldes traditsiooniliste konstruktsioonidega. On p\u00f5hjust arvata, et uus spetsifikatsioon parandab seda n\u00e4itajat.<\/p>\n<p>Standardi puudusi mainivad eksperdid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.networkworld.com\/article\/3266293\/what-is-the-open-compute-project.html\">suurte m\u00e4ngijate<\/a><\/noindex> seadmise ja masinaehtidega kohandamise keerukust. On t\u00f5en\u00e4oline, et serverite \u00fcmberkujundamise kulud \u00fcletavad nende rakendamise v\u00f5imalikud kasud. Seet\u00f5ttu on Open Rack suures osas suunatud uutele andmekeskustele.<\/p>\n<p><img decoding=\"async\" alt=\"Open Rack v3: mida oodata uue serverite rack&#039;ide arhitektuuri standardi juures\" 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 puudusi <noindex><a rel=\"nofollow\" href=\"https:\/\/www.racksolutions.com\/news\/data-center-optimization\/open-frame-rack-vs-enclosed-rack\/\">t\u00fc\u00fcbad<\/a><\/noindex> lahenduse konstruktsioonilised omadused. Avatud rack'ide arhitektuur ei h\u00f5lma tolmu kaitset. Plus, suureneb t\u00f5en\u00e4osus varustuse v\u00f5i kaablite kahjustamiseks.<\/p>\n<h2>Sarnased projektid<\/h2>\n<p>\nM\u00e4rtsis ilmus veel \u00fcks spetsifikatsioon rack'ide jaoks \u2014 <noindex><a rel=\"nofollow\" href=\"http:\/\/files.opencompute.org\/oc\/public.php?service=files&amp;t=dc0d26d541c0e19aeb2f9a1cb7580dd0\">Open19 System Level<\/a><\/noindex> (spetsifikatsiooni vaatamiseks tuleb laadida alla PDF-fail). Dokument on v\u00e4lja t\u00f6\u00f6tatud Open19 Foundationis, kus alates 2017. aastast <noindex><a rel=\"nofollow\" href=\"https:\/\/www.theregister.co.uk\/2017\/05\/24\/open19_foundation_launch\/\">\u00fcritanud<\/a><\/noindex> standardiseeritakse l\u00e4henemisviise andmekeskuste loomisel. Rohelise algatuse kohta oleme r\u00e4\u00e4kinud <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 rack'ide jaoks ja m\u00e4\u00e4ratleb v\u00f5rgu ja energiatootmise struktuuri n\u00f5uded. Open19 meeskond soovitab kasutada nn plokk-korbade (brick cages). Need on moodulid mitme \u0161assiga, kuhu saab paigutada vajaliku riistvara \u2014 servereid v\u00f5i andmesalvestust \u2014 vabade kombinatsioonidena. Konstruktsioonis on ka toite riiulid, l\u00fclitid, v\u00f5rgu switchid ja kaablijuhtimise s\u00fcsteem.<\/p>\n<p>Jahutamiseks kasutatakse sukeldumises p\u00f5hinevat <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/it-grad\/blog\/416333\/\">vedeliku jahutuss\u00fcsteemi<\/a><\/noindex> direct-to-chip kuiva vee alusel. Kontseptsiooni autorid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.datacenterknowledge.com\/edge-computing\/data-center-world-why-open19-designs-matter-edge-computing\">toovad esile<\/a><\/noindex>, et Open19 arhitektuur suurendab andmekeskuste \u00fcldist energiat\u00f5husust 10%.<\/p>\n<p>IT-t\u00f6\u00f6stuse eksperdid usuvad, et tulevikus uued projektid nagu Open19 ja Open Rack v\u00f5imaldavad kiiremini ehitada paindlikke andmekeskusi IoT-lahendustega t\u00f6\u00f6tamiseks, toetavad 5G tehnoloogiate arengut ja serva arvutamist.<\/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 on hakanud harvemini rikki minema<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/201\">Kuidas hallata riistvara andmekeskuses - kaks uut tehnoloogiat<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/187\">Tuleviku IT-arhitektuur \u2014 kes ja kuidas sellele valmistub<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/205\">Kuidas paigutada 100% infrastruktuurist pilve - korporatiivse kliendi IT-GRAD 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 v\u00f5tta ja rakendada \u201erohelisi\u201d tehnoloogiaid andmekeskustes<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/t.me\/iaasblog\/202\">Kes toetab pilveprojekte - 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 5.0.1.1 - 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.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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