{"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\/cs\/blog\/administrirovanie\/cisco-hyperflex-dlya-vysokonagruzhennyh-subd","title":{"rendered":"Cisco Hyperflex pro vysoce zat\u00ed\u017een\u00e9 DBMS","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Pokra\u010dujeme v cyklu \u010dl\u00e1nk\u016f o Cisco Hyperflex. Tentokr\u00e1t v\u00e1s sezn\u00e1m\u00edme s provozem Cisco Hyperflex v prost\u0159ed\u00ed vysoce zat\u00ed\u017een\u00fdch datab\u00e1zov\u00fdch syst\u00e9m\u016f Oracle a Microsoft SQL a porovn\u00e1me dosa\u017een\u00e9 v\u00fdsledky s konkuren\u010dn\u00edmi \u0159e\u0161en\u00edmi.<\/p>\n

Krom\u011b toho nad\u00e1le ukazujeme mo\u017enosti Hyperflex v regionech na\u0161\u00ed zem\u011b a r\u00e1di v\u00e1s zveme na dal\u0161\u00ed demonstrace \u0159e\u0161en\u00ed, kter\u00e9 se tentokr\u00e1t uskute\u010dn\u00ed v m\u011bstech Moskva a Krasnodar.<\/p>\n

Moskva \u2013 28. kv\u011btna. Registrace na odkazu<\/a><\/noindex>.
\nKrasnodar \u2013 5. \u010dervna. Registrace na odkazu<\/a><\/noindex>.<\/p>\n

Hyperkonvergentn\u00ed \u0159e\u0161en\u00ed byla a\u017e do ned\u00e1vna pova\u017eov\u00e1na za nevhodn\u00e1 pro datab\u00e1zov\u00e9 syst\u00e9my, zvl\u00e1\u0161\u0165 s vysokou z\u00e1t\u011b\u017e\u00ed. Nicm\u00e9n\u011b d\u00edky vyu\u017eit\u00ed hardwarov\u00e9 platformy Cisco Hyperflex UCS, kter\u00e1 prok\u00e1zala svou spolehlivost a v\u00fdkon po dobu 10 let, se tato situace ji\u017e dnes zm\u011bnila.<\/p>\n

Chcete se dozv\u011bd\u011bt v\u00edce? V\u00edtejte na str\u00e1nk\u00e1ch.
\n<\/a><\/noindex><\/p>\n

\u00davod<\/h3>\n

\nV sou\u010dasnosti existuj\u00ed dva p\u0159\u00edstupy k organizaci hyperkonvergentn\u00edch \u0159e\u0161en\u00ed. Prvn\u00ed p\u0159\u00edstup se zakl\u00e1d\u00e1 na softwarov\u011b definovan\u00fdch \u0159e\u0161en\u00edch, kter\u00e1 jsou dod\u00e1v\u00e1na jako software a hardware si z\u00e1kazn\u00edci vyb\u00edraj\u00ed sami. Druh\u00fd p\u0159\u00edstup spo\u010d\u00edv\u00e1 v \u0159e\u0161en\u00edch \u201ena kl\u00ed\u010d\u201c, co\u017e zahrnuje jak software, tak hardware a technickou podporu. V na\u0161\u00ed spole\u010dnosti Cisco se dr\u017e\u00edme druh\u00e9ho p\u0159\u00edstupu a dod\u00e1v\u00e1me na\u0161im z\u00e1kazn\u00edk\u016fm ji\u017e hotov\u00e1 \u0159e\u0161en\u00ed, proto\u017ee pouze t\u00edmto zp\u016fsobem lze zaru\u010dit stabiln\u00ed chov\u00e1n\u00ed syst\u00e9mu, kvalitn\u00ed technickou podporu od jednoho v\u00fdrobce a vysok\u00fd v\u00fdkon.
\nVy\u0161\u0161\u00ed v\u00fdkon syst\u00e9mu je jedn\u00edm z kl\u00ed\u010dov\u00fdch faktor\u016f p\u0159i rozhodov\u00e1n\u00ed o pou\u017e\u00edv\u00e1n\u00ed ur\u010dit\u00e9ho produktu v mission-critical \u00faloh\u00e1ch. <\/p>\n

Dnes organizace obvykle um\u00eds\u0165uj\u00ed kritick\u00e9 \u00fakoly na klasick\u00e1 t\u0159\u00ed\u00farov\u0148ov\u00e1 \u0159e\u0161en\u00ed (\u00dalo\u017en\u00e1 za\u0159\u00edzen\u00ed > s\u00ed\u0165 pro ukl\u00e1d\u00e1n\u00ed dat > servery). V\u011bt\u0161ina organizac\u00ed se sna\u017e\u00ed zjednodu\u0161it a zlevnit IT infrastrukturu, ani\u017e by p\u0159itom sni\u017eovala jej\u00ed stabilitu a v\u00fdkon. Z tohoto d\u016fvodu si \u010d\u00edm d\u00e1l \u010dast\u011bji z\u00e1kazn\u00edci v\u0161\u00edmaj\u00ed hyperkonvergentn\u00edch \u0159e\u0161en\u00ed. <\/p>\n

V tomto \u010dl\u00e1nku se pod\u00edv\u00e1me na posledn\u00ed testy (\u00fanor 2019), kter\u00e9 prov\u00e1d\u011bla nez\u00e1visl\u00e1 laborato\u0159 ESG (Enterprise Strategy Group). P\u0159i testov\u00e1n\u00ed byla emulov\u00e1na pr\u00e1ce vysoce zat\u00ed\u017een\u00fdch datab\u00e1z\u00ed Oracle a MS SQL (OLTP testy), co\u017e je jedna z nejkriti\u010dt\u011bj\u0161\u00edch komponent IT infrastruktury v re\u00e1ln\u00e9m produk\u010dn\u00edm prost\u0159ed\u00ed. <\/p>\n

Tato z\u00e1t\u011b\u017e byla provedena na t\u0159ech \u0159e\u0161en\u00edch: Cisco Hyperflex, a tak\u00e9 na dvou softwarov\u011b definovan\u00fdch \u0159e\u0161en\u00edch, kter\u00e1 byla nainstalov\u00e1na na stejn\u00fdch serverech, kter\u00e9 se pou\u017e\u00edvaj\u00ed v Hyperflex, tedy na serverech Cisco UCS.<\/p>\n

Testovac\u00ed konfigurace<\/h3>\n

\n\"Cisco<\/p>\n

Ve syst\u00e9mu dodavatele A nen\u00ed pou\u017eit\u00e1 cache, proto\u017ee konfigurace s cache nen\u00ed podporov\u00e1na v\u00fdvoj\u00e1\u0159em \u0159e\u0161en\u00ed. Z tohoto d\u016fvodu byly pou\u017eity disky pro ukl\u00e1d\u00e1n\u00ed v\u011bt\u0161\u00edho objemu.<\/p>\n

Metodologie testov\u00e1n\u00ed<\/h3>\n

\nOLTP testy byly prov\u00e1d\u011bny se \u010dty\u0159mi virtu\u00e1ln\u00edmi stroji a datov\u00fdm souborem o velikosti 3,2 TB. P\u0159ed proveden\u00edm ka\u017ed\u00e9ho testu byl ka\u017ed\u00fd VM napln\u011bn z\u00e1znamy pomoc\u00ed testovac\u00edho n\u00e1stroje. To zaji\u0161\u0165uje, \u017ee test na\u010d\u00edt\u00e1 'skute\u010dn\u00e1' data a zapisuje je do existuj\u00edc\u00edch blok\u016f, nikoli pouze vrac\u00ed nulov\u00e9 bloky nebo nulov\u00e9 hodnoty p\u0159\u00edmo z pam\u011bti. K tomu doch\u00e1z\u00ed, kdy\u017e data nejsou napln\u011bna, tak\u017ee bylo d\u016fle\u017eit\u00e9 zajistit, \u017ee test p\u0159esn\u011b odr\u00e1\u017e\u00ed, jak jsou data na\u010d\u00edt\u00e1na a zapisov\u00e1na v aplika\u010dn\u00edm prost\u0159ed\u00ed. Napln\u011bn\u00ed tohoto velk\u00e9ho pracovn\u00edho souboru trvalo zna\u010dnou dobu, ale podle na\u0161eho n\u00e1zoru se jedn\u00e1 o produktivn\u00ed investici \u010dasu, proto\u017ee umo\u017e\u0148uje z\u00edskat p\u0159esn\u011bj\u0161\u00ed \u00fadaje o v\u00fdkonu.<\/p>\n

Testov\u00e1n\u00ed bylo prov\u00e1d\u011bno pomoc\u00ed n\u00e1stroje HCI Bench (na z\u00e1klad\u011b Oracle Vdbench) a profil\u016f vstup\u016f a v\u00fdstup\u016f ur\u010den\u00fdch pro emulaci slo\u017eit\u00fdch kriticky d\u016fle\u017eit\u00fdch OLTP pracovn\u00edch z\u00e1t\u011b\u017e\u00ed s vyu\u017eit\u00edm backend\u016f Oracle a SQL Server. Velikosti blok\u016f byly p\u0159i\u0159azeny podle emulovan\u00fdch aplikac\u00ed se 100% n\u00e1hodn\u00fdm p\u0159\u00edstupem k dat\u016fm (full random). <\/p>\n

Pracovn\u00ed z\u00e1t\u011b\u017e Oracle Database<\/h3>\n

\nPrvn\u00edm byl proveden OLTP test, navr\u017een\u00fd pro simulaci prost\u0159ed\u00ed Oracle. Vdbench byl pou\u017eit k vytvo\u0159en\u00ed z\u00e1t\u011b\u017ee s r\u016fzn\u00fdmi pom\u011bry \u010dten\u00ed a z\u00e1pisu. Test prob\u00edhal na \u010dty\u0159ech virtu\u00e1ln\u00edch stroj\u00edch. B\u011bhem \u010dty\u0159hodinov\u00e9ho testu se HyperFlex poda\u0159ilo dos\u00e1hnout v\u00edce ne\u017e 420 000 IOPS se zpo\u017ed\u011bn\u00edm pouh\u00fdch 4,4 milisekundy. Softwarov\u00e1 \u0159e\u0161en\u00ed A a B dos\u00e1hla pouze 238 000 a 251 000 IOPS.<\/p>\n

\"Cisco<\/p>\n

\"Cisco
\n\u00darove\u0148 zpo\u017ed\u011bn\u00ed v r\u016fzn\u00fdch syst\u00e9mech byla p\u0159ibli\u017en\u011b stejn\u00e1, s v\u00fdjimkou zpo\u017ed\u011bn\u00ed z\u00e1pisu pro dodavatele B, kter\u00e9 v pr\u016fm\u011bru \u010dinilo 26,49 ms, s velmi dobr\u00fdmi hodnotami zpo\u017ed\u011bn\u00ed pro \u010dten\u00ed 2,9 ms. Komprese a deduplikace byly aktivn\u00ed ve v\u0161ech syst\u00e9mech.<\/p>\n

Pracovn\u00ed z\u00e1t\u011b\u017e Microsoft SQL Server<\/h3>\n

\nN\u00e1sledn\u011b byla zhodnocena pracovn\u00ed z\u00e1t\u011b\u017e OLTP, ur\u010den\u00e1 pro simulaci DBMS Microsoft SQL Server. <\/p>\n

\"Cisco
\nV d\u016fsledku tohoto testu klaster Cisco HyperFlex p\u0159ibli\u017en\u011b dvakr\u00e1t p\u0159ekonal oba konkurenty A a B. 490 000 IOPS u Cisco versus 200 000 a 260 000 u v\u00fdrobc\u016f A a B.<\/p>\n

\"Cisco
\nV\u00fdsledek zpo\u017ed\u011bn\u00ed u Cisco HyperFlex se v\u00fdznamn\u011b neli\u0161il od testu Oracle, tj. byl na dobr\u00e9 \u00farovni 4,4 ms. P\u0159i\u010dem\u017e v\u00fdrobci A a B vyk\u00e1zali v\u00fdsledky v\u00fdrazn\u011b hor\u0161\u00ed ne\u017e v testu pro Oracle. Jedin\u00fdm pozitivn\u00edm bodem pro konkuren\u010dn\u00ed \u0159e\u0161en\u00ed B bylo stabiln\u011b n\u00edzk\u00e9 zpo\u017ed\u011bn\u00ed p\u0159i \u010dten\u00ed na \u00farovni 2,9 ms, ve v\u0161ech ostatn\u00edch parametrech HyperFlex p\u0159ed\u010dil konkuren\u010dn\u00ed \u0159e\u0161en\u00ed dvakr\u00e1t a v\u00edce.<\/p>\n

Z\u00e1v\u011bry<\/h3>\n

\nTestov\u00e1n\u00ed proveden\u00e9 nez\u00e1vislou laborato\u0159\u00ed ESG nejen znovu potvrdilo solidn\u00ed \u00farove\u0148 v\u00fdkonu \u0159e\u0161en\u00ed Cisco Hyperflex, ale tak\u00e9 dok\u00e1zalo, \u017ee hyperkonvergentn\u00ed syst\u00e9my jsou ji\u017e p\u0159ipraveny k \u0161irok\u00e9mu vyu\u017eit\u00ed v \u00faloh\u00e1ch na \u00farovni mission-critical.<\/p>\n

Hyperkonvergentn\u00ed syst\u00e9my byly dlouho pova\u017eov\u00e1ny za vhodn\u011bj\u0161\u00ed pro m\u00e9n\u011b kritick\u00e9 z\u00e1t\u011b\u017ee. V roce 2016 ESG provedla pr\u016fzkum mezi velk\u00fdmi spole\u010dnostmi. Byli dot\u00e1z\u00e1ni, pro\u010d up\u0159ednostnili tradi\u010dn\u00ed infrastrukturu p\u0159ed hyperkonvergentn\u00ed. 54 % respondent\u016f odpov\u011bd\u011blo, \u017ee d\u016fvodem je v\u00fdkon. <\/p>\n

P\u0159eneseme se do roku 2018. Situace se zm\u011bnila: opakovan\u00fd pr\u016fzkum ESG uk\u00e1zal, \u017ee jen 24 % dot\u00e1zan\u00fdch st\u00e1le pova\u017euje tradi\u010dn\u00ed p\u0159\u00edstupy za lep\u0161\u00ed z hlediska v\u00fdkonu.<\/p>\n

Kdy\u017e evoluce technologi\u00ed m\u011bn\u00ed krit\u00e9ria v\u00fdb\u011bru \u0159e\u0161en\u00ed v odv\u011btv\u00ed, \u010dasto vznik\u00e1 nesoulad mezi t\u00edm, co si klienti p\u0159ej\u00ed, a t\u00edm, co mohou z\u00edskat. V\u00fdrobci, kte\u0159\u00ed dok\u00e1\u017eou vid\u011bt, co chyb\u00ed, a zaplnit tuto mezeru, z\u00edsk\u00e1vaj\u00ed v\u00fdhodu. Cisco nab\u00edz\u00ed hyperkonvergovan\u00e9 \u0159e\u0161en\u00ed, kter\u00e9 zaji\u0161\u0165uje jednoduchost a \u00faspornost, stejn\u011b jako stabiln\u011b vysok\u00fd v\u00fdkon, kter\u00fd klient\u016fm chyb\u00ed a kter\u00fd je pot\u0159ebn\u00fd pro kriticky d\u016fle\u017eit\u00e9 pracovn\u00ed zat\u00ed\u017een\u00ed. <\/p>\n

Spole\u010dnost Cisco se postupn\u011b posouv\u00e1 vp\u0159ed v oblasti hyperkonvergovan\u00fdch syst\u00e9m\u016f, co\u017e potvrzuj\u00ed nejen vynikaj\u00edc\u00ed vlastnosti \u0159e\u0161en\u00ed Cisco Hyperflex, ale tak\u00e9 jej\u00ed p\u0159\u00edtomnost na trhu. Na podzim roku 2018 se Cisco zaslou\u017een\u011b za\u0159adila mezi l\u00eddry trhu HCI podle verze Gartner.<\/p>\n

\"Cisco
\nJi\u017e nyn\u00ed se m\u016f\u017eete p\u0159esv\u011bd\u010dit, \u017ee Hyperflex je vynikaj\u00edc\u00edm \u0159e\u0161en\u00edm pro ty nejkomplexn\u011bj\u0161\u00ed a nejn\u00e1ro\u010dn\u011bj\u0161\u00ed podnikov\u00e9 \u00fakoly, kdy\u017e nav\u0161t\u00edv\u00edte na\u0161e demonstrace, kter\u00e9 se uskute\u010dn\u00ed ve m\u011bstech Moskva a Krasnodar.<\/p>\n

Moskva \u2013 28. kv\u011btna. Registrace na odkazu<\/a><\/noindex>.
\nKrasnodar \u2013 5. \u010dervna. Registrace na odkazu<\/a><\/noindex>.
\n
Zdroj: habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\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 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