{"id":34067,"date":"2019-10-31T21:56:14","date_gmt":"2019-10-31T18:56:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/cisco-hyperflex-dlya-vysokonagruzhennyh-subd\/"},"modified":"2019-10-31T21:56:14","modified_gmt":"2019-10-31T18:56:14","slug":"cisco-hyperflex-dlya-vysokonagruzhennyh-subd","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/cisco-hyperflex-dlya-vysokonagruzhennyh-subd","title":{"rendered":"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>J\u00e4tkame artiklite seeriat Cisco Hyperflexi kohta. Seekord tutvustame teile Cisco Hyperflexi t\u00f6\u00f6d Oracle ja Microsoft SQL k\u00f5rge koormuse andmebaaside tingimustes ning v\u00f5rdleme saadud tulemusi konkurentide lahendustega.<\/p>\n<p>Lisaks j\u00e4tkame Hyperflexi v\u00f5imaluste demonstreerimist meie riigi piirkondades ning kutsume teid r\u00f5\u00f5muga osalema j\u00e4rgmistes lahenduse demonstratsioonides, mis seekord toimuvad Moskvas ja Krasnodaris.<\/p>\n<p>Moskvas \u2013 28. mai. Registreerimine <noindex><a rel=\"nofollow\" href=\"https:\/\/cisco.promo\/msk\/\">lingi kaudu<\/a><\/noindex>.<br \/>\nKrasnodaris \u2013 5. juuni. Registreerimine <noindex><a rel=\"nofollow\" href=\"https:\/\/cisco.promo\/krsnd\/\">lingi kaudu<\/a><\/noindex>.<\/p>\n<p>H\u00fcperkonvergentsed lahendused polnud veel hiljuti v\u00e4ga sobivad lahendused andmebaaside jaoks, eriti suure koormuse korral. Kuid t\u00e4nu Cisco Hyperflexi tarkvara platvormina UCS-tehase kasutamisele, mis on viimase 10 aasta jooksul t\u00f5estanud oma usaldusv\u00e4\u00e4rsust ja j\u00f5udlust, on t\u00e4naseks need olud muutunud.<\/p>\n<p>Soovite rohkem teada? Siis olete oodatud meie veebi.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3>Sissejuhatus<\/h3>\n<p>\nHetkel on h\u00fcperkonvergeeritud lahenduste korraldamiseks kaks l\u00e4henemist. Esimene l\u00e4henemine p\u00f5hineb tarkvaradefinitsiooniga lahendustel, mis tarnitakse tarkvarana, ning riistvara valivad kliendid ise. Teine l\u00e4henemine p\u00f5hineb \u201eturnkey\u201d lahendustel, mis h\u00f5lmavad nii tarkvara kui riistvara ning tehnilist tuge. Meie ettev\u00f5ttes Cisco j\u00e4rgime teist l\u00e4henemist ja tarnime oma klientidele valmis lahendusi, kuna vaid sel viisil saab tagada s\u00fcsteemi stabiilse k\u00e4itumise, kvaliteetse tehnilise toe \u00fche tootja poolt ja k\u00f5rge j\u00f5udluse.<br \/>\nS\u00fcsteemi k\u00f5rge j\u00f5udlus on \u00fcks v\u00f5tmetegureid otsustamisel, millist toodet kasutada mission-critical \u00fclesannetes. <\/p>\n<p>T\u00e4nap\u00e4eval kasutavad organisatsioonid sageli kolmeastmelisi arhitektuuri (salvestusseade &gt; salvestusv\u00f5rk &gt; serverid) kriitiliste \u00fclesannete haldamiseks. Samas p\u00fc\u00fcdlevad enamik organisatsioone oma IT-infrastruktuuri lihtsustamise ja odavdamise suunas, s\u00e4ilitades samas stabiilsuse ja j\u00f5udluse. Seet\u00f5ttu p\u00f6\u00f6ravad kliendid \u00fcha rohkem t\u00e4helepanu h\u00fcperkonvergente lahendustele. <\/p>\n<p>Selles artiklis r\u00e4\u00e4gime viimastest testidest (veebruar 2019), mida viis l\u00e4bi s\u00f5ltumatu labor ESG (Enterprise Strategy Group). Testimise k\u00e4igus simuleeriti k\u00f5rgelt koormatud andmebaaside Oracle ja MS SQL (OLTP testid) toimimist, mis on \u00fcks IT-infrastruktuuri kriitilisemaid komponente reaalses tootmisv\u00f5rgus. <\/p>\n<p>See koormus viidi l\u00e4bi kolmes lahenduses: Cisco Hyperflexis ning kahes tarkvaradefinitsiooniga lahenduses, mis olid paigaldatud samadele serveritele, mida kasutatakse Hyperflexis, st Cisco UCS serveritele.<\/p>\n<h3>Testkonfiguratsioonid<\/h3>\n<p>\n<img decoding=\"async\" alt=\"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks\" src=\"\/wp-content\/uploads\/2019\/05\/09f07090e31af2689aaa5c440c8fc24b.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>K\u00e4itajate s\u00fcsteemis A ei kasutata vahem\u00e4lu, kuna lahenduse arendaja ei toeta vahem\u00e4lu konfiguratsiooni. Seet\u00f5ttu kasutati suurema mahuga andmeid salvestamiseks k\u00f5vakettaid.<\/p>\n<h3>Testimise metoodika<\/h3>\n<p>\nOLTP testid viidi l\u00e4bi nelja virtuaalmasinaga ja andmekogumiga, mille suurus oli 3,2 TB. Enne iga testi l\u00e4biviimist t\u00e4ideti igas VM-is testimise t\u00f6\u00f6riista abil salvestatud andmed. See tagab, et test loeb \"reaalseid\" andmeid ja salvestab need olemasolevatesse plokkidesse, mitte lihtsalt ei tagasta nullplokke v\u00f5i nullv\u00e4\u00e4rtusi otse m\u00e4lu seest. See juhtub siis, kui andmed ei ole t\u00e4idetud, seega oli oluline veenduda, et test kajastab t\u00e4pselt, kuidas andmed loetakse ja kirjutatakse rakenduse keskkonnas. Selle suure andmekogumi t\u00e4itmine v\u00f5ttis aega, kuid meie arvates on see ajainvesteering tasuv, kuna see v\u00f5imaldab saada t\u00e4psemaid tulemusandmeid.<\/p>\n<p>Testimine viidi l\u00e4bi HCI Bench (Oracle Vdbench'i p\u00f5hjal) t\u00f6\u00f6riista kasutamisega ja sisend-v\u00e4ljundiprofiilide abil, mis on m\u00f5eldud keerukate kriitilise t\u00e4htsusega OLTP t\u00f6\u00f6koormuste emuleerimiseks Oracle'i ja SQL Serveri taustal. Plokkide suurused m\u00e4\u00e4rati vastavalt emuleeritavatele rakendustele, millel on 100% juhuslik andmete juurdep\u00e4\u00e4s (full random). <\/p>\n<h3>Oracle Database'i t\u00f6\u00f6koormus<\/h3>\n<p>\nEsimesele testile j\u00e4rgnes OLTP test, mis on loodud Oracle'i keskkonna emuleerimiseks. Vdbench'i kasutati t\u00f6\u00f6koormuse genereerimiseks erinevate lugemise ja kirjutamise suhetega. Testi viidi l\u00e4bi neljal virtuaalmasinal. Nelja tunni jooksul suutis HyperFlex n\u00e4idata \u00fcle 420 000 IOPS-i, mille latentsus oli vaid 4,4 millisekundit. Tarkvaralahendused A ja B suutsid n\u00e4idata vastavalt 238 000 ja 251 000 IOPS-i.<\/p>\n<p><img decoding=\"async\" alt=\"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks\" src=\"\/wp-content\/uploads\/2019\/05\/b6e2ed4bf71fe4ad22f9b0d721ca84aa.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><img decoding=\"async\" alt=\"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks\" src=\"\/wp-content\/uploads\/2019\/05\/dcaeffd738cae959d71774641b91ad7a.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nErinevate s\u00fcsteemide latentsuse tase oli ligikaudu sama, v\u00e4lja arvatud B tarnija kirjutamise latentsus, mis oli keskmiselt 26,49 ms, samas kui lugemise latentsus oli v\u00e4ga hea 2,9 ms. K\u00f5ikides s\u00fcsteemides olid aktiivsed tihendamine ja deduplikatsioon.<\/p>\n<h3>Microsoft SQL Serveri t\u00f6\u00f6koormus<\/h3>\n<p>\nSee j\u00e4rgmine OLTP-koormus, mille eesm\u00e4rk on simuleerida Microsoft SQL Serveri andmebaasi. <\/p>\n<p><img decoding=\"async\" alt=\"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks\" src=\"\/wp-content\/uploads\/2019\/05\/15b73c7acecc65dc6587e9ebec2764af.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nSelle testi tulemused n\u00e4itasid, et Cisco HyperFlex klaster \u00fcletas umbes kaks korda nii konkurente A kui ka B. Cisco saavutas 490 000 IOPS, samas kui tootjad A ja B saavutasid vastavalt 200 000 ja 260 000 IOPS.<\/p>\n<p><img decoding=\"async\" alt=\"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks\" src=\"\/wp-content\/uploads\/2019\/05\/465f9d3dc9ec2be40057e609dab295a5.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nCisco HyperFlexi latentsustestid ei erinenud oluliselt Oracle'i testide tulemustest, ulatudes heale tasemele 4,4 ms. Tootjad A ja B n\u00e4itasid aga oluliselt halvemaid tulemusi Oracle'i testides. Ainsaks positiivseks aspektiks konkurendi lahenduses B on stabiilselt madal lugemise latentsus 2,9 ms, kuid k\u00f5ikide teiste n\u00e4itajate poolest \u00fcletas HyperFlex konkurentsiv\u00f5imelisi lahendusi v\u00e4hemalt kahekordselt.<\/p>\n<h3>J\u00e4reldused<\/h3>\n<p>\nIseseisva labori ESG poolt l\u00e4bi viidud testimine kinnitas taas Cisco HyperFlexi lahenduse v\u00e4\u00e4rikat j\u00f5udlust ning t\u00f5estas, et h\u00fcperkonvergentsed s\u00fcsteemid on valmis laialdaseks kasutamiseks kriitilise taseme \u00fclesannetes.<\/p>\n<p>H\u00fcperkonvergeeritud s\u00fcsteemid on kaua aega peetud sobivamaks mitte-kriitiliste koormuste jaoks. 2016. aastal viis ESG l\u00e4bi k\u00fcsitluse suurte ettev\u00f5tete seas. Neilt k\u00fcsiti, miks nad eelistasid traditsioonilist infrastruktuuri h\u00fcperkonvergeeritud lahendusele. 54% vastanutest \u00fctles, et p\u00f5hjus peitub tootlikkuses. <\/p>\n<p>Liigume edasi 2018. aastasse. Pilt on muutunud: kordusk\u00fcsitlus ESG poolt n\u00e4itas, et ainult 24% vastanutest arvas, et traditsioonilised l\u00e4henemised on endiselt tootlikkuse osas paremad.<\/p>\n<p>Kui tehnoloogiate areng muutab valikukriteeriume t\u00f6\u00f6stuses, tekib sageli ebak\u00f5la selle vahel, mida kliendid soovivad, ja selle vahel, mida nad saavad. Tootjad, kes suudavad n\u00e4ha, mida vaja on, ja selle t\u00fchiku t\u00e4ita \u2013 saavad eelise. Cisco pakub h\u00fcperkonvergeeritud lahendust, mis tagab lihtsuse ja kuluefektiivsuse, samuti pidevalt k\u00f5rge tootlikkuse, mida on vaja kriitiliste t\u00f6\u00f6koormuste jaoks. <\/p>\n<p>Cisco liigub j\u00e4rk-j\u00e4rgult edasi h\u00fcperkonvergeeritud s\u00fcsteemide valdkonnas, mida kinnitavad mitte ainult Cisco Hyperflexi suurep\u00e4rased omadused, vaid ka selle kohalolek turul. Seet\u00f5ttu p\u00e4\u00e4ses Cisco 2018. aasta s\u00fcgisel \u00f5igustatult Gartneri HCI turu juhtide r\u00fchma.<\/p>\n<p><img decoding=\"async\" alt=\"Cisco Hyperflex k\u00f5rge koormuse andmebaaside jaoks\" src=\"\/wp-content\/uploads\/2019\/05\/1cfe1b741446aef816448ba9759bb5ca.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nJuba praegu saate veenduda, et Hyperflex on suurep\u00e4rane lahendus k\u00f5ige keerukamate ja n\u00f5udlikumate \u00e4rivajaduste jaoks, k\u00fclastades meie demonstratsioone, mis toimuvad Moskvas ja Krasnodaris.<\/p>\n<p>Moskvas \u2013 28. mai. Registreerimine <noindex><a rel=\"nofollow\" href=\"https:\/\/cisco.promo\/msk\/\">lingi kaudu<\/a><\/noindex>.<br \/>\nKrasnodaris \u2013 5. juuni. Registreerimine <noindex><a rel=\"nofollow\" href=\"https:\/\/cisco.promo\/krsnd\/\">lingi kaudu<\/a><\/noindex>.<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/cisco\/blog\/452602\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041c\u044b \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u043c \u0446\u0438\u043a\u043b \u0441\u0442\u0430\u0442\u0435\u0439 \u043f\u0440\u043e Cisco Hyperflex. \u0412 \u044d\u0442\u043e\u0442 \u0440\u0430\u0437 \u043c\u044b \u043f\u043e\u0437\u043d\u0430\u043a\u043e\u043c\u0438\u043c \u0432\u0430\u0441 \u0441 \u0440\u0430\u0431\u043e\u0442\u043e\u0439 Cisco Hyperflex \u0432 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u0432\u044b\u0441\u043e\u043a\u043e\u043d\u0430\u0433\u0440\u0443\u0436\u0435\u043d\u043d\u044b\u0445 \u0421\u0423\u0411\u0414 Oracle \u0438 Microsoft SQL, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0441\u0440\u0430\u0432\u043d\u0438\u043c \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u0438 \u0441 \u043a\u043e\u043d\u043a\u0443\u0440\u0435\u043d\u0442\u043d\u044b\u043c\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u044f\u043c\u0438. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u043c\u044b \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u043c \u043f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u0442\u044c \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 Hyperflex \u0432 \u0440\u0435\u0433\u0438\u043e\u043d\u0430\u0445 \u043d\u0430\u0448\u0435\u0439 \u0441\u0442\u0440\u0430\u043d\u044b \u0438 \u0441 \u0440\u0430\u0434\u043e\u0441\u0442\u044c\u044e \u043f\u0440\u0438\u0433\u043b\u0430\u0448\u0430\u0435\u043c \u0432\u0430\u0441 \u043f\u043e\u0441\u0435\u0442\u0438\u0442\u044c \u043e\u0447\u0435\u0440\u0435\u0434\u043d\u044b\u0435 \u0434\u0435\u043c\u043e\u043d\u0441\u0442\u0440\u0430\u0446\u0438\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u044f, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":25717,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-34067","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041c\u044b \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u043c \u0446\u0438\u043a\u043b \u0441\u0442\u0430\u0442\u0435\u0439 \u043f\u0440\u043e Cisco Hyperflex. \u0412 \u044d\u0442\u043e\u0442 \u0440\u0430\u0437 \u043c\u044b 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