{"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\/et\/blog\/administrirovanie\/turing-pi-klasternaya-plata-dlya-self-hosted-prilozhenij-i-servisov","title":{"rendered":"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/bc4c263764df2bbbbbbfc0136c0dd59e.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTuring Pi on lahendus iseteenindavate rakenduste jaoks, mis on ehitatud rack-riiulite p\u00f5him\u00f5ttel andmekeskuses, kuid kompaktsel emaplaadil. Lahendus on suunatud kohaliku infrastruktuuri loomisele lokaalsete rakenduste ja teenuste arendamiseks ja hostimiseks. \u00dches\u00f5naga, see on nagu AWS EC2, aga edge'i jaoks.<\/p>\n<p>Meie v\u00e4ike arendajate meeskond otsustas luua lahenduse bare-metal-klastrite ehitamiseks edge'is ja nimetasime projekti Turing Pi. Toode alustas algselt \u00abkolle\u00bb tasemel, kuid n\u00fc\u00fcd on selle kontseptsioonide testimiseks tellinud arendusosakonnad Red Hatis, Rancheris (SUSE), Toyota Connectedis, Sony, Electroluxis, Facebookis ja 10 000 arendaja on liitumas. <\/p>\n<p>Aga k\u00f5ik algas avastamisest.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Toote avamine<\/h2>\n<p>\nKunagi tegin avastuse, et me ei loo midagi uut. K\u00f5ik, mis selles maailmas eksisteerib, on avatud. Me avame, et m\u00f5ned osad saavad koos kombineeritud, luues uusi toote omadusi, v\u00f5i avame seadusi ja seej\u00e4rel kombineerime neid j\u00e4lle. Ei saa midagi v\u00e4lja m\u00f5elda, aga v\u00f5ib avastada uurimise k\u00e4igus. Minu arvates on leiutamine pideva vaatlemise, katsete ja otsingu + teadmiste kombinatsiooni tulemus.<\/p>\n<p>Viimase k\u00fcmnendi jooksul olen j\u00e4lginud, kuidas hobi-homelab liikumine (ressurss <noindex><a rel=\"nofollow\" href=\"https:\/\/www.reddit.com\/r\/homelab\/\">subreddit<\/a><\/noindex>), iseteenindamine (ressursid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.reddit.com\/r\/selfhosted\/\">subreddit<\/a><\/noindex> ja <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/awesome-selfhosted\/awesome-selfhosted\">awesome-selfhosted<\/a><\/noindex>), \u00fchekplatsilised arvutid, kuidas kasvab huvi konteinerite k\u00e4itamise vastu \u00fchekplatsilistel arvutitel nagu Raspberry Pi, ja kasvab liikumine, mis kogub klastreid \u00fchekplatsilistest arvutitest. Aja jooksul on sinna joonud ka Kubernetes'i idee. Juba on ilmunud kerge versioon k3s, mis on suunatud Edge\/IOT-le. Suur kiirtoidu restoranide kett Chick-fil-A oli \u00fcks esimesi maailmas, kes paigaldas Kubernetes'e klastrid oma k\u00f6\u00f6kidesse. <noindex><a rel=\"nofollow\" href=\"https:\/\/medium.com\/@cfatechblog\/bare-metal-k8s-clustering-at-chick-fil-a-scale-7b0607bd3541\">kubectl tee mulle v\u00f5ileib<\/a><\/noindex>. <\/p>\n<p>Ma n\u00e4en seda nagu lumehelbe, kuidas \u00fcks tehnoloogia \u00fcmbritseb teist, luues keerukama s\u00fcsteemi. Samuti ei ole siin mingit kaost, pigem sarnaneb see fraktaliga tehnoloogiatest. \u00dchel keerulisemal hetkel oma elus avastasin v\u00e4\u00e4rtuse klastrites, mis on kokku pandud \u00fchekplatsilistest arvutitest hobi arendajate poolt, ja hakkasin t\u00f6\u00f6tama klastriplaadi loomise nimel.<\/p>\n<p>T\u00e4na on meie klastriplaat v\u00e4ga lihtne ja suunatud peamiselt neile, kes armastavad pilvep\u00f5hiseid tehnoloogiaid, uute asjade \u00f5ppimist ja katsetamist.<\/p>\n<h2>Ehitusplokid (Building Blocks)<\/h2>\n<p>\nNii, mis asi see lahendus on, milles see seisneb. Sisu seisneb selles, et anda konstruktor, ehitusplokid (Building Blocks), millest saab koostada edge infrastruktuuri odavamalt kui klassikaliste serverite puhul, mobiilsena ilma mahukate metallkastideta, mitte eriti n\u00f5udlikuna spetsiaalsete kasutustingimuste suhtes nagu serveriruumid, energiat\u00f5husana, standardiseeritult moodulite osas ja v\u00f5imalusega kiiresti skaleerida k\u00fcmnete ja sadade arvutuss\u00f5lmede (protsessorite) ulatuses.<\/p>\n<p><b>Klasterplaat (Clusterboard)<\/b><\/p>\n<p>Mini ITX plaat \u00fchendab mitu arvutusmoduuli plaadi peal oleva v\u00f5rgu kaudu, v\u00f5imaldades perifeerseid liideseid ja moodulite juhtimist.<\/p>\n<p><b>Arvutusmodul (Compute Module)<\/b><\/p>\n<p>Plaadi SO-DIMM vormifaktor, mis sisaldab protsessorit ja operatiivm\u00e4lu, valikuliselt ka v\u00e4lkm\u00e4lu operatsioonis\u00fcsteemi salvestamiseks.<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/ad80c3afaba78dbacc244fa15380aee2.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u00dcks kavandatavatest versiooni Turing V2 konfiguratsioonidest<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/5f25cfcfa9fbc8c018f0e51712573b6b.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Kombineerides klasterplaadi ja arvutusmodulid, on lihtne luua infrastruktuur n\u00e4iteks 20+ protsessoriga (n\u00e4idatud allpool), vaiksena ja madala energiatarbimisega. Ise klasterplaat suurendab kasutatava mahu efektiivsust. N\u00e4ited klastritest v\u00f5rdlemiseks.<\/p>\n<p>SBC p\u00f5hine*<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/50f7e9d16a11f08da2f5e9fdeadb5951.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n24 CPU-d<br \/>\nAutor Afkham Azeez<\/p>\n<p>Turing Pi p\u00f5hine<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/284bd9dc610ce50b27b865d207e9754d.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n21 CPU-d<br \/>\nAutor <noindex><a rel=\"nofollow\" href=\"https:\/\/twitter.com\/th3st0rmtr00p3r\">th3st0rmtr00p3r<\/a><\/noindex><\/p>\n<p>* SBC \u2014 \u00dcheplaadi arvuti<\/p>\n<p>Rancher Labs'i kaasasutaja ja k3s autori selline l\u00e4henemine ei j\u00e4tnud k\u00fclmaks.<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/12083ea724d492322ecb2d0e8c10dad6.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nEdasi rohkem ehitusplokkidest.<\/p>\n<h2>Arvutusmodul (Compute Module)<\/h2>\n<p>\nKontseptsiooni kontrollimiseks valisime Raspberry Pi Compute Module, mis on ideaalne konfiguratsioon alguseks. RPi kogukond on aktiivne, tarkvara probleemidega ei ole, ise moodul on SO-DIMM formaadis (6 x 3 cm), soodsalt k\u00e4ttesaadav, sisaldab laeva 4-tuumalist protsessorit, 1 GB RAM-i ja valikuliselt v\u00e4lkm\u00e4lu 8, 16 v\u00f5i 32 GB operatsioonis\u00fcsteemile ja muudele s\u00fcsteemsetele vajadustele. Sarnast vormifaktorit kasutatakse sageli t\u00f6\u00f6stuslikes IoT lahendustes.<\/p>\n<p><b>Raspberry Pi 1\/3\/3+ Arvutusmodul<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/58657512c719e19fbb88f6773fdac8c5.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKuid mudelil CM3 on ka t\u00f5sised piirangud \u2014 max. 1 GB RAM ja Ethernet l\u00e4bi USB HUB maksimaalne kiirus kuni 100 Mbps. Seet\u00f5ttu toetab teine versioon Turing Raspberry Pi 4 ja kuni 8 GB operatiivm\u00e4lu mooduli kohta. Allpool on n\u00e4ide Nvidia Jetson moodulitest kiirendatud arvutamise \u00fclesannete jaoks. V\u00f5imalik, et nende toetus tuleb teise versiooniga, kui suudame lahendada m\u00f5ned tehnilised probleemid, siis saab mooduleid segada.<\/p>\n<p><b>Nvidia Jetson Arvutusmodulid<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/4b61d9ffc55a3a66f2b91960a5ac13fb.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nModulites peitub endas k\u00f5ige olulisem v\u00f5imalus, mis esmapilgul pole ilmne. V\u00f5ime luua teisi mooduleid sarnase vormifaktoriga erineva CPU, RAM ja eMMC konfiguratsiooniga, erinevate \u00fclesannete jaoks, alates \u00fcldarvutamisest kuni masin \u00f5ppimise intensiivsete arvutusteni. See on v\u00e4ga sarnane AWS EC2 instantsidele, kuid vaid edge'ile. Samas j\u00e4\u00e4b klasterplaadi struktuur muutumatuks v\u00f5i toimub minimaalne muutus.<\/p>\n<h2>Klasterplaat (Clusterboard)<\/h2>\n<p>\nSeda v\u00f5ib samuti nimetada emaplaadiks v\u00f5i baasplaadiks, see on piisavalt uus suund ja selliste lahenduste tootjaid on praegu v\u00e4he ning need on endiselt \u00fcsna alguses, nende seas on Pine64, MiniNodes, Clover Pi, Bitscope Blade, PicoCluster (SBC klastrid). Klasterplaat \u00fchendab moodulid v\u00f5rgu kaudu, tagades toite ja andes klastrihalduse bussi (Cluster Management Bus), v\u00e4hemalt oleme selle bussi otsustanud lisada ja see on n\u00e4ib olevat h\u00e4sti vastu v\u00f5etud.<\/p>\n<p>Esiplaan<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/8f0ed7bd0124480a140862f1615cea3f.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Tagaplaan<br \/>\n<img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/f7df01e8cb6e84bf244eee249dd60ada.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Tagaplaadi l\u00e4bilaskev\u00f5ime 12 Gbps<br \/>\nSD-sisendipesad moodulitele ilma eMMC-ta, n\u00e4iteks v\u00f5ib hoida paar moodulit SD-dega andmete kiireks juurdep\u00e4\u00e4suks nodile<\/p>\n<p>Klastriema alus on switch mikroskeem, mis tagab moodulite vahelist v\u00f5rgu\u00fchendust ja v\u00e4lisele v\u00f5rku p\u00e4\u00e4su. Praeguses versioonis kasutame unmanaged switchi, kuna meil ei olnud aega t\u00e4ielikuks R&amp;D-ks, kuid teise versiooni jaoks valisime korraliku managed switchi. On v\u00f5imalik seadistamine \u2018meistrinode kui ruuter\u2019 re\u017eiimis v\u00f5rgu jagamiseks plaadile, kui vajatakse k\u00f5rgemat turvalisuse taset ja t\u00f6\u00f6tajate eraldamist v\u00e4lisest juurdep\u00e4\u00e4sust. Sellisel juhul peab meistrinon olema ka DHCP server.<\/p>\n<h2>Rakendamine<\/h2>\n<p>\nPraegune versioon on eksperimentaalne ja me positsioneerime selle algtaseme lahendusena, et uurida, mis on klastrid, t\u00f6\u00f6tada tarkvara kallal v\u00f5i testida h\u00fcpoteese organisatsioonides, leida uusi ideid, \u00fcldiselt on see selline Lite versioon.<\/p>\n<p>Alustamiseks soovitame suurep\u00e4rast seeriat Jeff Geerlingilt, kes kuulis meist Y Combinatoris, ta on parima m\u00fc\u00fcgi raamat \"Ansible for DevOps\" autor. Ta oli nii inspireeritud, et tegi kuueosalist \u00fclevaadet, alates klasterdamise ideest \u00fcldiselt kuni praktiliste n\u00e4idete ja Kubernetesega t\u00f6\u00f6tamise ning mida tarkvara saab installida.<\/p>\n<p><b>Seeria k3s installimisest klastrisse<\/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=\"M\u00e4ngi videot\" 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>Soovitan alustada esimesest, seal r\u00e4\u00e4gitakse klasterdamisest ja Kubernetesest arusaadavas keeles. Ja veidi pilte ka kogukonnalt.<\/p>\n<p><img decoding=\"async\" alt=\"Turing Pi \u2014 klastrialus self-hosted rakendustele ja teenustele\" src=\"\/wp-content\/uploads\/2020\/10\/a580216fd1282feb9a9ebc4103efacab.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h2>Mis edasi?<\/h2>\n<p>\nEsiteks, loodan v\u00e4ga, et see oli huvitav. See on t\u00e4iesti originaalne sisu, katses vaadata kaugemale. Teiseks, plaanin kirjutada teise osa Turing V2 projekteerimisest. Kuidas toimus tooteotsing, loogilised j\u00e4reldused, p\u00f5hijoonte otsimine, mis on olulised. Artikkel sisaldab toote eskiiside lugu algusest kuni l\u00f5puni. Teine artikkel on eriti huvitav toodete arendajatele, kes vastutavad toodete ja nende arengu eest ettev\u00f5tetes.<\/p>\n<p>Ja t\u00f5en\u00e4oliselt on seal t\u00f5eliselt pikk lugemine.<br \/>\n<br \/>Allikas: <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 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Turing Pi \u044d\u0442\u043e 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