{"id":97403,"date":"2020-10-18T02:42:36","date_gmt":"2020-10-18T00:42:36","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/turing-pi-klasternaya-plata-dlya-self-hosted-prilozhenij-i-servisov"},"modified":"2020-10-18T02:42:36","modified_gmt":"2020-10-18T00:42:36","slug":"turing-pi-klasternaya-plata-dlya-self-hosted-prilozhenij-i-servisov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/administrirovanie\/turing-pi-klasternaya-plata-dlya-self-hosted-prilozhenij-i-servisov","title":{"rendered":"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/bc4c263764df2bbbbbbfc0136c0dd59e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTuring Pi je rje\u0161enje za self-hosted aplikacije temeljeno na principu rack kabineta u data centru, ali na kompaktnom mati\u010dnom plo\u010di. Rje\u0161enje je usmjereno na izgradnju lokalne infrastrukture za lokalni razvoj i hosting aplikacija i servisa. Ukratko, to je kao AWS EC2, ali za edge.<\/p>\n<p>Mi smo mali tim developera koji je odlu\u010dio stvoriti rje\u0161enje za izgradnju bare-metal klastera na edge-u i nazvali smo projekt Turing Pi. Proizvod je zapo\u010deo kao improvizacija, me\u0111utim, sada su ga naru\u010dili razvojni odjeli u Red Hat, Rancher (SUSE), Toyota Connected, Sony, Electrolux, Facebook, i prikuplja zajednicu developera od gotovo 10.000. <\/p>\n<p>Ali sve je po\u010delo s otkri\u0107em.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Otkri\u0107e proizvoda<\/h2>\n<p>\nJednom sam za sebe otkrio da ni\u0161ta ne izmi\u0161ljamo. Sve stvari koje postoje u ovom svijetu, mi otkrivamo. Otkrivamo da se neki dijelovi mogu kombinirati zajedno, dobivaju\u0107i nove osobine proizvoda ili otkrivamo zakone i onda ponovo kombiniramo. Ni\u0161ta se ne mo\u017ee izmisliti, ali se mo\u017ee otkriti tijekom istra\u017eivanja. Po mom mi\u0161ljenju, izum je rezultat stalnog promatranja, eksperimentiranja i tra\u017eenja + kombinacije znanja.<\/p>\n<p>Tijekom posljednjeg desetlje\u0107a, promatrao sam kako se \u0161iri amaterski pokret homelab (resurs <noindex><a rel=\"nofollow\" href=\"https:\/\/www.reddit.com\/r\/homelab\/\">subreddit<\/a><\/noindex>), self-hosted (resursi <noindex><a rel=\"nofollow\" href=\"https:\/\/www.reddit.com\/r\/selfhosted\/\">subreddit<\/a><\/noindex> i <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/awesome-selfhosted\/awesome-selfhosted\">awesome-selfhosted<\/a><\/noindex>), jednoplatni ra\u010dunari, kako raste interes za pokretanje kontejnera na jednoplatnim ra\u010dunarima poput Raspberry Pi, raste pokret koji okuplja klastere od jednoplatnih ra\u010dunara. Postepeno se tu \u0161iri i ideja Kubernetes-a. Ve\u0107 je pojavljena njegova lagana verzija k3s usmjerena na Edge\/IoT. Velika mre\u017ea restorana brze hrane Chick-fil-A jedni su od prvih na svijetu postavili Kubernetes klastere u svojim kuhinjama. <noindex><a rel=\"nofollow\" href=\"https:\/\/medium.com\/@cfatechblog\/bare-metal-k8s-clustering-at-chick-fil-a-scale-7b0607bd3541\">kubectl napravi mi sendvi\u010d<\/a><\/noindex>. <\/p>\n<p>To vidim kao snje\u017enu grudvu, kako se jedna tehnologija omotava oko druge, stvaraju\u0107i slo\u017eeniji sustav. Pri tome nema nikakvog kaosa, vi\u0161e nalikuje na fraktal tehnologija. U jednom od prili\u010dno te\u0161kih trenutaka u mom \u017eivotu, vidio sam vrijednost klastera koji su sastavljeni od jednoplatnih ra\u010dunara koje razvijaju hobisti i po\u010deo sam raditi na stvaranju klasterne plo\u010de.<\/p>\n<p>Danas je na\u0161a klasterna plo\u010da vrlo jednostavna i prvenstveno je usmjerena na one koji vole cloud native tehnologije, istra\u017eivati novo, eksperimentirati.<\/p>\n<h2>Gra\u0111evinski blokovi (Building Blocks)<\/h2>\n<p>\nDakle, \u0161to je rje\u0161enje i koja mu je su\u0161tina? Su\u0161tina je pru\u017eiti konstruktor, gra\u0111evne jedinice (Building Blocks) od kojih se mo\u017ee sastaviti edge infrastruktura jeftinije nego na klasi\u010dnim serverima, mobilne bez glomaznih metalnih kutija, neovisne o posebnim uvjetima rada poput servera, energetski u\u010dinkovite, standardizirane u smislu modula i s mogu\u0107no\u0161\u0107u brzog skaliranja na desetke i stotine ra\u010dunalnih \u010dvorova (procesora).<\/p>\n<p><b>Klasterna plo\u010da (Clusterboard)<\/b><\/p>\n<p>Mini ITX plo\u010da spaja nekoliko ra\u010dunalnih modula putem unutarnje mre\u017ee, omogu\u0107ava periferne su\u010delje i kontrolu nad modulima.<\/p>\n<p><b>Ra\u010dunalni modul (Compute Module)<\/b><\/p>\n<p>Plo\u010da u SO-DIMM formatu koja sadr\u017ei procesor i radnu memoriju, opcionalno flash memoriju za pohranu operativnog sustava.<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/ad80c3afaba78dbacc244fa15380aee2.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nJedna od projektiranih konfiguracija verzije Turing V2<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/5f25cfcfa9fbc8c018f0e51712573b6b.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Kombiniranjem klasterne plo\u010de i ra\u010dunalnih modula lako je stvoriti infrastrukturu, primjerice, sa 20+ procesora (primjeri u nastavku), tiha i s niskom potro\u0161njom energije. Sama klasterna plo\u010da pove\u0107ava u\u010dinkovitost iskori\u0161tenog volumena. Primjeri klastera za usporedbu.<\/p>\n<p>SBC bazirano*<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/50f7e9d16a11f08da2f5e9fdeadb5951.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n24 CPU-a<br \/>\nAutor Afkham Azeez<\/p>\n<p>Turing Pi bazirano<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/284bd9dc610ce50b27b865d207e9754d.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n21 CPU-a<br \/>\nAutor <noindex><a rel=\"nofollow\" href=\"https:\/\/twitter.com\/th3st0rmtr00p3r\">th3st0rmtr00p3r<\/a><\/noindex><\/p>\n<p>* SBC \u2014 Ra\u010dunar na jednoj plo\u010di (Single Board Computer)<\/p>\n<p>Su-osniva\u010da Rancher Labs i autora k3s ovaj pristup nije ostavio ravnodu\u0161nim.<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/12083ea724d492322ecb2d0e8c10dad6.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDalje detaljnije o gra\u0111evnim jedinicama.<\/p>\n<h2>Ra\u010dunalni Modul (Compute Module)<\/h2>\n<p>\nZa provjeru koncepta odabrali smo Raspberry Pi Compute Module, idealna konfiguracija za po\u010detak. RPi zajednica je aktivna, nema problema sa softverom, a sam modul u SO-DIMM formatu (6 x 3 cm) je povoljan, sadr\u017ei 4-jezgreni CPU, 1 GB RAM-a i opcionalno flash memoriju od 8, 16 ili 32 GB za OS i druge sistemske potrebe. Sli\u010dan format \u010desto se koristi u industrijskim IoT rje\u0161enjima.<\/p>\n<p><b>Raspberry Pi 1\/3\/3+ Compute Module<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/58657512c719e19fbb88f6773fdac8c5.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nNo, model CM3 ima i ozbiljna ograni\u010denja \u2014 max. 1 GB RAM-a i Ethernet preko USB HUB-a s maksimalnom brzinom do 100 Mbps. Stoga \u0107e druga verzija Turing podr\u017eavati Raspberry Pi 4 i do 8 GB radne memorije po modulu. U nastavku je primjer Nvidia Jetson modula za zadatke ubrzanog ra\u010dunalstva. Mogu\u0107e je da \u0107e ih podr\u017eati druga verzija, ako rije\u0161imo neka tehni\u010dka pitanja, tada se mogu mije\u0161ati moduli.<\/p>\n<p><b>Nvidia Jetson Ra\u010dunalni Moduli<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/4b61d9ffc55a3a66f2b91960a5ac13fb.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nU modulima se skriva najva\u017enija mogu\u0107nost koja na prvi pogled nije o\u010dita. Mogu\u0107nost stvaranja drugih modula u sli\u010dnom formatu s razli\u010ditim skupovima CPU, RAM i eMMC, za razli\u010dite vrste zadataka od op\u0107eg ra\u010dunarstva do intenzivnih prora\u010duna strojno u\u010denja. To je vrlo sli\u010dno AWS EC2 instancama, ali samo za edge. Pri tome, klasterska plo\u010da ostaje nepromijenjena ili s manjim promjenama.<\/p>\n<h2>Klasterna plo\u010da (Clusterboard)<\/h2>\n<p>\nTako\u0111er se mo\u017ee nazvati mati\u010dnom plo\u010dom ili osnovnom plo\u010dom, \u0161to je prili\u010dno nova orijentacija, a proizvo\u0111a\u010da sli\u010dnih rje\u0161enja danas nema mnogo i jo\u0161 su uvijek na po\u010detnom nivou, me\u0111u njima Pine64, MiniNodes, Clover Pi, Bitscope Blade, PicoCluster (SBC klasteri). Klasterska plo\u010da povezije module mre\u017eom, osigurava napajanje i daje sabirnicu za upravljanje klasterom (Cluster Management Bus), barem smo ovu sabirnicu odlu\u010dili dodati i \u010dini se da se uklopila.<\/p>\n<p>Prednja strana<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/8f0ed7bd0124480a140862f1615cea3f.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Stra\u017enja strana<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/f7df01e8cb6e84bf244eee249dd60ada.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Propusnost stra\u017enje plo\u010de 12 Gbps<br \/>\nSD slotovi za modules bez eMMC, na primjer, mogu se dr\u017eati dva modula s SD za brzi pristup podacima \u010dvora<\/p>\n<p>\u0412 \u043e\u0441\u043d\u043e\u0432\u0435 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u044b \u043b\u0435\u0436\u0438\u0442 \u043c\u0438\u043a\u0440\u043e\u0441\u0445\u0435\u043c\u0430 switch \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f \u043c\u043e\u0434\u0443\u043b\u0435\u0439 \u0438 \u0432\u044b\u0445\u043e\u0434\u0430 \u0432\u043e \u0432\u043d\u0435\u0448\u043d\u044e\u044e \u0441\u0435\u0442\u044c. \u0412 \u0442\u0435\u043a\u0443\u0449\u0435\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c unmanaged switch \u0442.\u043a. \u043d\u0435 \u0431\u044b\u043b\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043f\u0440\u043e\u0432\u043e\u0434\u0438\u0442\u044c \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u044b\u0439 R&#038;D, \u043d\u043e \u043a\u043e \u0432\u0442\u043e\u0440\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043c\u044b \u0432\u044b\u0431\u0440\u0430\u043b\u0438 \u043d\u0435\u043f\u043b\u043e\u0445\u043e\u0439 managed switch. \u0412\u043e\u0437\u043c\u043e\u0436\u043d\u0430 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u044f \u0432 \u0440\u0435\u0436\u0438\u043c\u0435 \u2018\u043c\u0430\u0441\u0442\u0435\u0440 \u043d\u043e\u0434\u0430 \u043a\u0430\u043a \u0440\u043e\u0443\u0442\u0435\u0440\u2019 \u0434\u043b\u044f \u0440\u0430\u0437\u0434\u0430\u0447\u0438 \u0441\u0435\u0442\u0438 \u043d\u0430 \u043f\u043b\u0430\u0442\u0443, \u044d\u0442\u043e \u0435\u0441\u043b\u0438 \u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u0431\u043e\u043b\u0435\u0435 \u0432\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0438 \u0432\u043e\u0440\u043a\u0435\u0440\u043e\u0432 \u043e\u0442 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438\u0437\u0432\u043d\u0435, \u0432 \u0442\u0430\u043a\u043e\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u043d\u0430 \u043c\u0430\u0441\u0442\u0435\u0440 \u043d\u043e\u0434\u0435 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0442\u0430\u043a\u0436\u0435 \u0434\u0435\u0440\u0436\u0430\u0442\u044c DHCP \u0441\u0435\u0440\u0432\u0435\u0440.<\/p>\n<h2>Primjena<\/h2>\n<p>\nTrenutna verzija je eksperimentalna i pozicioniramo je kao rje\u0161enje za po\u010detnu razinu kako bismo istra\u017eili \u0161to su klasteri, rad s softverom ili kao provjera hipoteza u organizacijama, tra\u017eenje novih ideja, op\u0107enito neka Lite verzija.<\/p>\n<p>Za po\u010detak preporu\u010dujemo seriju sjajnog Jeffa Geerlinga, koji je \u010duo za nas na Y Combinatoru, on je autor bestselera Ansible for DevOps. Tako se inspirirao da je napravio \u0161estoseri\u010dni pregled po\u010dev\u0161i od ideje klasterizacije u cjelini do prakti\u010dnih primjera rada s plo\u010dom, u\u010denja Kubernetes-a i kojeg softvera se mo\u017ee instalirati.<\/p>\n<p><b>Serija o instalaciji k3s na klaster<\/b><br \/>\n<center><div class=\"youtube-placeholder\" data-id=\"N4bfNefjBSw\" onclick=\"loadVideo(this)\">\r\n        <img decoding=\"async\" src=\"https:\/\/img.youtube.com\/vi\/N4bfNefjBSw\/hqdefault.jpg\" alt=\"Pogledajte video\" loading=\"lazy\" width=\"480\" height=\"360\" style=\"width:100%;height:auto;\">\r\n        <div class=\"play-button\"><\/div>\r\n    <\/div><\/center><\/p>\n<p>Uop\u0107e preporu\u010dujem gledati od prve, tu se u cjelini govori o klasterizaciji i Kubernetes-u na pristupa\u010dan na\u010din. I malo slika iz zajednice.<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klasterska plo\u010da za self-hosted aplikacije i usluge\" src=\"\/wp-content\/uploads\/2020\/10\/a580216fd1282feb9a9ebc4103efacab.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h2>\u0160to dalje?<\/h2>\n<p>\nPrvo, jako se nadam da je bilo zanimljivo. Ovo je potpuno autorski sadr\u017eaj, poku\u0161aj da zavirim iza horizonta. Drugo, planiram napisati drugi deo o projektovanju Turing V2. Kako se odvijalo pretra\u017eivanje proizvoda, logi\u010dke analize, pronala\u017eenje klju\u010dnih osobina koje su va\u017ene. \u010clanak \u0107e sadr\u017eavati skice proizvoda od najranijih do finalnih. Drugi \u010dlanak \u0107e biti posebno zanimljiv proizvodnim menad\u017eerima koji su odgovorni za proizvode i njihov razvoj u kompanijama.<\/p>\n<p>I najverovatnije \u0107e to biti stvarno long read.<br \/>\n<br \/>Izvor: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/523798\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Turing Pi \u044d\u0442\u043e \u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0434\u043b\u044f self-hosted \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u043e\u0435 \u043f\u043e \u043f\u0440\u0438\u043d\u0446\u0438\u043f\u0443 rack \u0441\u0442\u043e\u0435\u043a \u0432 \u0434\u0430\u0442\u0430 \u0446\u0435\u043d\u0442\u0440\u0435, \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u0430 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0439 \u043c\u0430\u0442\u0435\u0440\u0438\u043d\u0441\u043a\u043e\u0439 \u043f\u043b\u0430\u0442\u0435. \u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043e \u043d\u0430 \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u0435 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0439 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u043b\u044f \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0445\u043e\u0441\u0442\u0438\u043d\u0433\u0430 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432. \u0412\u043e\u043e\u0431\u0449\u0435\u043c \u044d\u0442\u043e \u043a\u0430\u043a AWS EC2 \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043b\u044f edge. \u041c\u044b \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u0430\u044f \u043a\u043e\u043c\u0430\u043d\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u0440\u0435\u0448\u0438\u043b\u0438 \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f bare-metal \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043e\u0432 \u0432 edge [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":97404,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-97403","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=\"Turing Pi \u044d\u0442\u043e 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