{"id":31414,"date":"2019-10-31T21:41:08","date_gmt":"2019-10-31T18:41:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/cisco-live-2019-emea-tehnicheskie-sessii-vneshnee-uproshhenie-s-vnutrennim-uslozhneniem\/"},"modified":"2019-10-31T21:41:08","modified_gmt":"2019-10-31T18:41:08","slug":"cisco-live-2019-emea-tehnicheskie-sessii-vneshnee-uproshhenie-s-vnutrennim-uslozhneniem","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/cisco-live-2019-emea-tehnicheskie-sessii-vneshnee-uproshhenie-s-vnutrennim-uslozhneniem","title":{"rendered":"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/0be02506d17312809317d0d7c828b0fe.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<i>Jsem Artem Klavdiev, technick\u00fd vedouc\u00ed projektu hyperkonvergentn\u00edho cloudu HyperCloud spole\u010dnosti Linxdatacenter. Dnes budu pokra\u010dovat ve vypr\u00e1v\u011bn\u00ed o glob\u00e1ln\u00ed konferenci Cisco Live EMEA 2019. P\u0159ejdeme hned k v\u011bci, k ozn\u00e1men\u00edm, kter\u00e1 prezentoval dodavatel b\u011bhem specializovan\u00fdch relac\u00ed.<\/i><\/p>\n<p>Bylo to moje prvn\u00ed \u00fa\u010dast na Cisco Live, c\u00edlem bylo nav\u0161t\u00edvit akce technick\u00e9ho programu, pono\u0159it se do sv\u011bta nejnov\u011bj\u0161\u00edch technologi\u00ed a \u0159e\u0161en\u00ed spole\u010dnosti a etablovat se ve avantgard\u011b specialist\u016f zapojen\u00fdch do ekosyst\u00e9mu produkt\u016f Cisco v Rusku. <br \/>\nRealizovat tento c\u00edl v praxi se uk\u00e1zalo jako slo\u017eit\u00e9: program technick\u00fdch relac\u00ed byl extr\u00e9mn\u011b nabit\u00fd. N\u00e1v\u0161t\u011bva v\u0161ech kulat\u00fdch stol\u016f, panel\u016f, workshop\u016f a diskus\u00ed, rozd\u011blen\u00fdch do mnoha sekc\u00ed a za\u010d\u00ednaj\u00edc\u00edch paraleln\u011b, byla fyzicky nemo\u017en\u00e1. Diskutovalo se o v\u0161em: datov\u00fdch centrech, s\u00edti, kybernetick\u00e9 bezpe\u010dnosti, softwarov\u00fdch \u0159e\u0161en\u00edch, hardwaru \u2013 ka\u017ed\u00fd aspekt pr\u00e1ce Cisco a partner\u016f dodavatele byl prezentov\u00e1n v samostatn\u00e9 sekci s obrovsk\u00fdm mno\u017estv\u00edm akc\u00ed. Musel jsem sledovat doporu\u010den\u00ed organiz\u00e1tor\u016f a sestavit si vlastn\u00ed program akc\u00ed, s p\u0159edb\u011b\u017enou rezervac\u00ed m\u00edst v s\u00e1lech. <\/p>\n<p>Pod\u00edvejme se podrobn\u011bji na relace, kter\u00e9 se mi poda\u0159ilo nav\u0161t\u00edvit.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Accelerating Big Data and AI\/ML on UCS and HX (Zrychlen\u00ed AI a strojov\u00e9ho u\u010den\u00ed na platform\u00e1ch UCS a HyperFlex)<\/h2>\n<p><img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/7cdf521353a98580b4435d15d5b18f15.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTato relace byla v\u011bnov\u00e1na p\u0159ehledu platforem Cisco pro rozvoj \u0159e\u0161en\u00ed na b\u00e1zi um\u011bl\u00e9 inteligence a strojov\u00e9ho u\u010den\u00ed. Polomarketingov\u00e1 akce s technick\u00fdmi prvky. \u00a0<\/p>\n<p>Podstata je takov\u00e1: IT in\u017een\u00fd\u0159i a datov\u00ed specialist\u00e9 dnes tr\u00e1v\u00ed zna\u010dn\u00e9 mno\u017estv\u00ed \u010dasu a zdroj\u016f navrhov\u00e1n\u00edm architektur, kter\u00e9 kombinuj\u00ed legacy infrastrukturu, n\u011bkolik stack\u016f pro strojov\u00e9 u\u010den\u00ed a software pro spr\u00e1vu tohoto komplexu. <\/p>\n<p>Cisco slou\u017e\u00ed k zjednodu\u0161en\u00ed tohoto \u00fakolu: dodavatel se zam\u011b\u0159uje na zm\u011bnu tradi\u010dn\u00edch vzorc\u016f spr\u00e1vy datov\u00fdch center a pracovn\u00edch postup\u016f prost\u0159ednictv\u00edm zv\u00fd\u0161en\u00ed \u00farovn\u011b integrace v\u0161ech nezbytn\u00fdch slo\u017eek pro AI\/ML. <\/p>\n<p>Jako p\u0159\u00edklad byl p\u0159edstaven p\u0159\u00edpad spolupr\u00e1ce Cisco a <noindex><a rel=\"nofollow\" href=\"https:\/\/cloud.google.com\/blog\/big-data\/2018\/03\/simplifying-machine-learning-on-open-hybrid-clouds-with-kubeflow.html\">Google<\/a><\/noindex>: spole\u010dnosti kombinuj\u00ed platformy UCS a HyperFlex s p\u0159edn\u00edmi softwarov\u00fdmi produkty v oblasti AI\/ML, jako je\u00a0<noindex><a rel=\"nofollow\" href=\"http:\/\/blog.kubernetes.io\/2017\/12\/introducing-kubeflow-composable.html\">KubeFlow<\/a><\/noindex> k vytvo\u0159en\u00ed komplexn\u00ed on-premise infrastruktury. <\/p>\n<p>Spole\u010dnost uk\u00e1zala, jak KubeFlow nasazen\u00fd na UCS\/HX v kombinaci s platformou Cisco Container umo\u017e\u0148uje transformovat \u0159e\u0161en\u00ed do n\u011b\u010deho, co zam\u011bstnanci spole\u010dnosti nazvali \u201eCisco\/Google otev\u0159en\u00fdm hybridn\u00edm cloudem\u201c \u2013 infrastruktura, ve kter\u00e9 je mo\u017en\u00e9 realizovat symetrick\u00fd rozvoj a provoz pracovn\u00edho prost\u0159ed\u00ed pro AI \u00fakoly sou\u010dasn\u011b na z\u00e1klad\u011b on-premise komponent\u016f a v Google Cloudu.<\/p>\n<h2>Sezen\u00ed v\u011bnovan\u00e9 Internetu v\u011bc\u00ed (IoT)<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/61cf8cf8e68f149ecaaf6dcec9dd24c5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nCisco aktivn\u011b prosazuje my\u0161lenku nutnosti rozvoje IoT i na z\u00e1klad\u011b vlastn\u00edch s\u00ed\u0165ov\u00fdch \u0159e\u0161en\u00ed. Spole\u010dnost hovo\u0159ila o sv\u00e9m produktu Industrial Router \u2013 speci\u00e1ln\u00ed \u0159ad\u011b kompaktn\u00edch LTE switche a router\u016f s vysokou odolnost\u00ed, vodot\u011bsnost\u00ed a bez pohybliv\u00fdch \u010d\u00e1st\u00ed. Takov\u00e9 switche lze integrovat do jak\u00fdchkoli objekt\u016f v okoln\u00edm sv\u011bt\u011b: dopravy, pr\u016fmyslov\u00fdch za\u0159\u00edzen\u00ed, obchodn\u00edch budov. Hlavn\u00ed my\u0161lenka: \u201eNasazujte tyto switche ve sv\u00fdch objektech a spravujte je z cloudu pomoc\u00ed centralizovan\u00e9 konzole\u201c. \u0158ada funguje na Kinetic Software pro optimalizaci vzd\u00e1len\u00e9ho nasazen\u00ed a \u0159\u00edzen\u00ed. C\u00edlem je zv\u00fd\u0161it ovladatelnost syst\u00e9m\u016f IoT. <\/p>\n<h2>ACI-Multisite Architecture and Deployment (ACI nebo Application Centric Infrastructure a mikrosegrentace s\u00edt\u00ed)<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/050c0f89dcb7cd385faeb685ec4cc729.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSezen\u00ed v\u011bnovan\u00e9 rozboru konceptu infrastruktury zam\u011b\u0159en\u00e9 na mikrosegrentaci s\u00edt\u00ed. Bylo to nejkomplexn\u011bj\u0161\u00ed a nejpodrobn\u011bj\u0161\u00ed sezen\u00ed, kter\u00e9ho jsem se mohl z\u00fa\u010dastnit. Hlavn\u00ed poselstv\u00ed od Cisco bylo n\u00e1sleduj\u00edc\u00ed: d\u0159\u00edve byly tradi\u010dn\u00ed prvky IT syst\u00e9m\u016f (s\u00edt, servery, \u00falo\u017ei\u0161t\u011b atd.) p\u0159ipojov\u00e1ny a konfigurov\u00e1ny odd\u011blen\u011b. \u00dakolem in\u017een\u00fdr\u016f bylo p\u0159ev\u00e9st v\u0161e do jedn\u00e9 spravovateln\u00e9 pracovn\u00ed prost\u0159ed\u00ed. UCS zm\u011bnil situaci \u2013 s\u00ed\u0165ov\u00e1 \u010d\u00e1st se odd\u011blila do samostatn\u00e9 oblasti a spr\u00e1va server\u016f se za\u010dala prov\u00e1d\u011bt centralizovan\u011b z jedn\u00e9 konzole. Nez\u00e1le\u017e\u00ed na tom, kolik server\u016f \u2013 10 nebo 10 000, jak\u00fdkoliv po\u010det je \u0159\u00edzen z jednoho m\u00edsta. Spr\u00e1va i p\u0159enos dat prob\u00edh\u00e1 prost\u0159ednictv\u00edm jednoho kabelu. ACI umo\u017e\u0148uje za\u010dlenit do jedin\u00e9 \u0159\u00edd\u00edc\u00ed konzole jak s\u00edt\u011b, tak servery.<\/p>\n<p>Mikrosegmentace s\u00edt\u00ed je kl\u00ed\u010dov\u00e1 funkce ACI, kter\u00e1 umo\u017e\u0148uje detailn\u011b rozd\u011blit aplikace v syst\u00e9mu s r\u016fzn\u00fdmi \u00farovn\u011bmi dialogu mezi sebou a s vn\u011bj\u0161\u00edm sv\u011btem. Nap\u0159\u00edklad dv\u011b virtu\u00e1ln\u00ed stroje spravovan\u00e9 ACI si ve v\u00fdchoz\u00edm nastaven\u00ed nemohou vz\u00e1jemn\u011b komunikovat. Interakce mezi nimi se otev\u0159e pouze na z\u00e1klad\u011b tzv. \u201ekontraktu\u201c, kter\u00fd podrobn\u011b specifikuje access-listy pro podrobnou (jin\u00fdmi slovy - mikro) segmentaci s\u00edt\u011b. <\/p>\n<p>Mikrosegmentace umo\u017e\u0148uje dos\u00e1hnout p\u0159esn\u00e9ho nastaven\u00ed jak\u00e9hokoliv segmentu IT syst\u00e9m\u016f d\u00edky vy\u010dlen\u011bn\u00ed jak\u00fdchkoliv komponent a jejich propojen\u00ed do r\u016fzn\u00fdch konfigurac\u00ed fyzick\u00fdch a virtu\u00e1ln\u00edch stroj\u016f. Vytv\u00e1\u0159ej\u00ed se skupiny koncov\u00fdch v\u00fdpo\u010detn\u00edch prvk\u016f (EPG), na kter\u00e9 se aplikuj\u00ed politiky filtrov\u00e1n\u00ed a sm\u011brov\u00e1n\u00ed provozu. Cisco ACI umo\u017e\u0148uje seskupit tyto EPG v existuj\u00edc\u00edch aplikac\u00edch do nov\u00fdch mikrosegment\u016f (uSeg) a konfigurovat s\u00ed\u0165ov\u00e9 politiky nebo atributy VM pro ka\u017ed\u00fd konkr\u00e9tn\u00ed prvek mikrosegmentu.<\/p>\n<p>Nap\u0159\u00edklad m\u016f\u017eete p\u0159i\u0159adit webov\u00e9 servery k n\u011bjak\u00e9mu EPG, abyste na n\u011b mohli aplikovat stejn\u00e9 politiky. Ve v\u00fdchoz\u00edm nastaven\u00ed mohou v\u0161echny v\u00fdpo\u010detn\u00ed uzly v EPG svobodn\u011b komunikovat mezi sebou. Pokud v\u0161ak web-EPG zahrnuje webov\u00e9 servery pro f\u00e1ze v\u00fdvoje a provozu, m\u016f\u017ee m\u00edt smysl zak\u00e1zat jim mo\u017enost vz\u00e1jemn\u00e9 komunikace za \u00fa\u010delem zaji\u0161t\u011bn\u00ed proti v\u00fdpadk\u016fm. Mikrosegmentace s Cisco ACI umo\u017e\u0148uje vytv\u00e1\u0159et nov\u00e9 EPG a automaticky pro n\u011b nastavit politiky na z\u00e1klad\u011b atribut\u016f n\u00e1zvu VM, nap\u0159\u00edklad \u201eProd-xxxx\u201c nebo \u201eDev-xxx\u201c.<\/p>\n<p>Ur\u010dit\u011b to byla jedna z kl\u00ed\u010dov\u00fdch sezen\u00ed technick\u00e9ho programu.<\/p>\n<h2>Efektivn\u00ed evoluce s\u00edt\u011b datov\u00fdch center (Effective evolution of a DC Networking)<\/h2>\n<p><img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/b150a1cf3165b2f9756a16fc1c950cde.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nToto sezen\u00ed bylo logicky spojeno se sezen\u00edm o mikrosegmentaci s\u00edt\u011b a tak\u00e9 se dot\u00fdkalo t\u00e9matu container networking. Celkov\u011b se hovo\u0159ilo o migraci z virtu\u00e1ln\u00edch router\u016f jedn\u00e9 generace na routery druh\u00e9 generace - v\u010detn\u011b architektonick\u00fdch sch\u00e9mat, sch\u00e9mat p\u0159ipojen\u00ed mezi r\u016fzn\u00fdmi hypervizory atd. <\/p>\n<p>Architektura ACI - VXLAN, mikrosegmentace a distribuovan\u00fd firewall, kter\u00e9 umo\u017e\u0148uj\u00ed konfiguraci firewallu pro p\u0159ibli\u017en\u011b 100 virtu\u00e1ln\u00edch stroj\u016f. <br \/>\nArchitektura ACI umo\u017e\u0148uje prov\u00e1d\u011bt tyto operace na \u00farovni virtu\u00e1ln\u00ed s\u00edt\u011b, nikoli na \u00farovni virtu\u00e1ln\u00edho opera\u010dn\u00edho syst\u00e9mu: je bezpe\u010dn\u011bj\u0161\u00ed nastavit ur\u010dit\u00fd soubor pravidel pro ka\u017ed\u00e9 za\u0159\u00edzen\u00ed na \u00farovni virtualizovan\u00e9 s\u00edt\u011b m\u011bkk\u00fdm zp\u016fsobem, ne\u017e je nastavovat ru\u010dn\u011b z opera\u010dn\u00edho syst\u00e9mu. To je bezpe\u010dn\u011bj\u0161\u00ed, rychlej\u0161\u00ed, m\u00e9n\u011b n\u00e1ro\u010dn\u00e9 atd. Nejlep\u0161\u00ed kontrola ka\u017ed\u00e9ho segmentu s\u00edt\u011b. Co je nov\u00e9ho:<\/p>\n<ul>\n<li>ACI Anywhere umo\u017e\u0148uje aplikaci politik na ve\u0159ejn\u00e9 cloudov\u00e9 slu\u017eby (prozat\u00edm AWS, v budoucnu \u2013 Azure), stejn\u011b jako na on-premise prvky nebo webov\u00e9 aplikace, jednodu\u0161e zkop\u00edrov\u00e1n\u00edm pot\u0159ebn\u00e9 konfigurace nastaven\u00ed a politik. \n<\/li>\n<li>Virtu\u00e1ln\u00ed Pod \u2013 virtu\u00e1ln\u00ed instance ACI, kopie fyzick\u00e9ho \u0159\u00eddic\u00edho modulu, jej\u00ed pou\u017eit\u00ed vy\u017eaduje fyzick\u00e9ho origin\u00e1lu (co\u017e nen\u00ed zcela jist\u00e9). \n<\/li>\n<\/ul>\n<p>\nJak to lze aplikovat v praxi: roz\u0161i\u0159ov\u00e1n\u00ed s\u00ed\u0165ov\u00e9 konektivity do velk\u00fdch cloud\u016f. Multicloud p\u0159ich\u00e1z\u00ed a st\u00e1le v\u00edce spole\u010dnost\u00ed pou\u017e\u00edv\u00e1 hybridn\u00ed konfigurace, p\u0159i\u010dem\u017e \u010del\u00ed pot\u0159eb\u011b odd\u011blen\u00e9 konfigurace s\u00edt\u00ed v ka\u017ed\u00e9m cloudov\u00e9m prost\u0159ed\u00ed. Nyn\u00ed ACI Anywhere umo\u017e\u0148uje roz\u0161\u00ed\u0159en\u00ed s\u00edt\u00ed s jednotn\u00fdm p\u0159\u00edstupem, protokoly a politikami.<\/p>\n<h2>N\u00e1vrh s\u00ed\u0165ov\u00fdch \u00falo\u017ei\u0161\u0165 na p\u0159\u00ed\u0161t\u00ed desetilet\u00ed v AllFlash DC (SAN s\u00edt\u011b)<\/h2>\n<p>\nZaj\u00edmav\u00e1 seance o SAN s\u00edt\u00edch s demonstrac\u00ed sady nejlep\u0161\u00edch praktik pro konfiguraci. <br \/>\nTop obsah: p\u0159ekon\u00e1n\u00ed slow drain na SAN s\u00edt\u00edch. K tomu doch\u00e1z\u00ed, kdy\u017e je n\u011bkter\u00fd z dvou nebo v\u00edce datov\u00fdch pol\u00ed modernizov\u00e1n nebo vym\u011bn\u011bn za v\u00fdkonn\u011bj\u0161\u00ed konfiguraci, zat\u00edmco zbytek infrastruktury z\u016fst\u00e1v\u00e1 stejn\u00fd. To vede k \"zpomalen\u00ed\" v\u0161ech aplikac\u00ed b\u011b\u017e\u00edc\u00edch na t\u00e9to infrastruktu\u0159e. FC protokol nem\u00e1 technologii \u0159\u00edzen\u00ed velikosti okna (window size), kter\u00e1 je dostupn\u00e1 v IP protokolu. Proto p\u0159i nerovnov\u00e1ze objemu odes\u00edlan\u00fdch informac\u00ed a propustnosti a v\u00fdpo\u010detn\u00edch oblast\u00ed kan\u00e1lu existuje \u0161ance narazit na slow drain. Doporu\u010den\u00ed k p\u0159ekon\u00e1n\u00ed \u2013 sledovat rovnov\u00e1hu propustnosti a rychlosti host edge a storage edge tak, aby rychlost agregace kan\u00e1l\u016f byla vy\u0161\u0161\u00ed ne\u017e v cel\u00e9 zb\u00fdvaj\u00edc\u00ed s\u00edti. Byly tak\u00e9 projedn\u00e1v\u00e1ny zp\u016fsoby identifikace slow drain, jako je segregace provozu pomoc\u00ed vSAN.<\/p>\n<p>Velk\u00e1 pozornost byla v\u011bnov\u00e1na z\u00f3nov\u00e1n\u00ed. Hlavn\u00ed doporu\u010den\u00ed pro nastaven\u00ed SAN je dodr\u017een\u00ed principu \u201e1 k 1\u201c (na 1 c\u00edlov\u00e9m za\u0159\u00edzen\u00ed se p\u0159i\u0159azuje 1 inici\u00e1tor). A pokud je s\u00ed\u0165ov\u00e1 fabrika velk\u00e1, generuje to obrovsk\u00e9 mno\u017estv\u00ed pr\u00e1ce. Nicm\u00e9n\u011b TCAM seznam nen\u00ed nekone\u010dn\u00fd, proto v softwarov\u00fdch \u0159e\u0161en\u00edch pro spr\u00e1vu SAN od Cisco se objevily mo\u017enosti inteligentn\u00edho z\u00f3nov\u00e1n\u00ed a automatick\u00e9ho z\u00f3nov\u00e1n\u00ed. <\/p>\n<h2>HyperFlex Deep Dive Session<\/h2>\n<p><img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/98a4ad4622e3acc2e58f3d7d975de5aa.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Najd\u011bte m\u011b na fotce \ud83d\ude42<\/i><\/p>\n<p>Tato seance byla v\u011bnov\u00e1na platform\u011b HyperFlex jako celku \u2013 jej\u00ed architektu\u0159e, metod\u00e1m ochrany dat, r\u016fzn\u00fdm sc\u00e9n\u00e1\u0159\u016fm praktick\u00e9ho pou\u017eit\u00ed, v\u010detn\u011b \u00fakol\u016f nov\u00e9 generace: nap\u0159\u00edklad pro data analytiku. <\/p>\n<p>Hlavn\u00ed poselstv\u00ed \u2013 mo\u017enosti platformy umo\u017e\u0148uj\u00ed dnes ji p\u0159izp\u016fsobit jak\u00fdmkoli \u00fakol\u016fm, \u0161k\u00e1lov\u00e1n\u00edm a rozd\u011blen\u00edm jej\u00edch zdroj\u016f mezi \u00fakoly, kter\u00e9 stoj\u00ed p\u0159ed podnikem. Experti na platformu p\u0159edstavili hlavn\u00ed v\u00fdhody hyperkonvergentn\u00ed architektury platformy, z nich\u017e nejd\u016fle\u017eit\u011bj\u0161\u00ed je dnes \u2013 schopnost rychle zav\u00e1d\u011bt jak\u00e1koliv modern\u00ed technologick\u00e1 \u0159e\u0161en\u00ed s minim\u00e1ln\u00edmi n\u00e1klady na konfiguraci infrastruktury, zkr\u00e1cen\u00ed TCO na IT a zv\u00fd\u0161en\u00ed v\u00fdkonnosti. Cisco zaji\u0161\u0165uje v\u0161echny tyto v\u00fdhody prost\u0159ednictv\u00edm pokro\u010dil\u00fdch s\u00ed\u0165ov\u00fdch \u0159e\u0161en\u00ed a softwarov\u00fdch n\u00e1stroj\u016f pro \u0159\u00edzen\u00ed a kontrolu. <\/p>\n<p>Samostatn\u00e1 \u010d\u00e1st seance byla v\u011bnov\u00e1na Logick\u00fdm dostupnostn\u00edm z\u00f3n\u00e1m \u2013 technologii, kter\u00e1 umo\u017e\u0148uje zvy\u0161ovat odolnost cluster\u016f server\u016f. Nap\u0159\u00edklad, pokud existuje 16 uzl\u016f, kter\u00e9 jsou seskupeny do jednoho clustera s faktorem replikace 2 nebo 3, technologie vytv\u00e1\u0159\u00ed kopie server\u016f, a p\u0159ekr\u00fdv\u00e1 d\u016fsledky mo\u017en\u00fdch selh\u00e1n\u00ed server\u016f ob\u011btov\u00e1n\u00edm prostoru.<\/p>\n<h2>Z\u00e1v\u011bry a shrnut\u00ed<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/fd5c17d84e1a67233ac25f8b76784dc9.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nCisco aktivn\u011b propaguje my\u0161lenku, \u017ee dnes jsou v\u0161echny mo\u017enosti pro nastaven\u00ed a monitorov\u00e1n\u00ed IT infrastruktury dostupn\u00e9 z cloud\u016f, a \u017ee na tato \u0159e\u0161en\u00ed je nutn\u00e9 co nejd\u0159\u00edve a masov\u011b p\u0159ej\u00edt. Z prost\u00e9ho d\u016fvodu, \u017ee jsou pohodln\u011bj\u0161\u00ed, zbavuj\u00ed v\u00e1s pot\u0159eby \u0159e\u0161it hromadu infrastrukturn\u00edch ot\u00e1zek a \u010din\u00ed v\u00e1\u0161 obchod flexibiln\u011bj\u0161\u00edm a modern\u011bj\u0161\u00edm. <\/p>\n<p>S r\u016fstem v\u00fdkonu za\u0159\u00edzen\u00ed rostou tak\u00e9 v\u0161echny souvisej\u00edc\u00ed rizika. 100-gigabitov\u00e9 rozhran\u00ed je ji\u017e realitou a je t\u0159eba se nau\u010dit \u0159\u00eddit technologie s ohledem na pot\u0159eby podnik\u00e1n\u00ed a sv\u00e9 kompetence. Nasazen\u00ed IT infrastruktury se stalo jednoduch\u00fdm, ale spr\u00e1va a rozvoj se mnohon\u00e1sobn\u011b zklesnily. <\/p>\n<p>P\u0159itom nic radik\u00e1ln\u011b nov\u00e9ho z hlediska z\u00e1kladn\u00edch technologi\u00ed a protokol\u016f jakoby nen\u00ed (v\u0161echno na Ethernetu, TCP\/IP atd.), ale mnohon\u00e1sobn\u00e1 enkapsulace (VLAN, VXLAN atd.) \u010din\u00ed celkov\u00fd syst\u00e9m extr\u00e9mn\u011b slo\u017eit\u00fdm. Za na prvn\u00ed pohled jednoduch\u00fdmi rozhran\u00edmi se dnes skr\u00fdvaj\u00ed velmi slo\u017eit\u00e9 architektury a probl\u00e9my a cena jedn\u00e9 chyby se zvy\u0161uje. Snadn\u011bji se spravuje \u2013 snadn\u011bji se m\u016f\u017ee dopustit osudn\u00e9ho omylu. V\u017edy je t\u0159eba pamatovat na to, \u017ee politika, kterou zm\u011bn\u00edte, se okam\u017eit\u011b uplatn\u00ed a vztahuje se na v\u0161echna za\u0159\u00edzen\u00ed va\u0161\u00ed IT infrastruktury. V perspektiv\u011b zaveden\u00ed nejnov\u011bj\u0161\u00edch technologick\u00fdch p\u0159\u00edstup\u016f a koncept\u016f typu ACI si vy\u017e\u00e1d\u00e1 radik\u00e1ln\u00ed aktualizaci p\u0159\u00edpravy zam\u011bstnanc\u016f a prozkoum\u00e1n\u00ed proces\u016f uvnit\u0159 spole\u010dnosti: za jednoduchost se bude muset vysok\u00e1 cena zaplatit. S pokrokem se objevuj\u00ed rizika zcela nov\u00e9 \u00farovn\u011b a profile. <\/p>\n<h2>Epilog<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/207511e3278f5e93309496b722db407f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nZat\u00edmco jsem p\u0159ipravoval \u010dl\u00e1nek o technick\u00fdch sezen\u00edch Cisco Live, m\u00e9 kolegy z cloudov\u00e9ho t\u00fdmu stihli nav\u0161t\u00edvit Cisco Connect v Moskv\u011b. A tady je zaj\u00edmav\u00e9, co tam sly\u0161eli.<\/p>\n<h3>Diskuse o v\u00fdzv\u00e1ch digitalizace<\/h3>\n<p>\n\u00da\u010dast IT vedouc\u00edch banky a t\u011b\u017ea\u0159sk\u00e9 spole\u010dnosti. Shrnut\u00ed: zat\u00edmco d\u0159\u00edve IT specialist\u00e9 chodili za veden\u00edm pro schv\u00e1len\u00ed n\u00e1kupu a dosahovali ho s bolest\u00ed, nyn\u00ed je v\u0161echno naopak \u2013 veden\u00ed b\u011bh\u00e1 za IT v r\u00e1mci proces\u016f digitalizace podniku. A zde jsou patrn\u00e9 dv\u011b strategie: prvn\u00ed bychom mohli nazvat \"inova\u010dn\u00ed\" \u2013 hledat novinky, filtrovat, testovat a nach\u00e1zet pro n\u011b praktick\u00e9 vyu\u017eit\u00ed, druh\u00e1, \"strategie ran\u00fdch n\u00e1sledovn\u00edk\u016f\", p\u0159edpokl\u00e1d\u00e1 schopnost nach\u00e1zet p\u0159\u00edpady u rusk\u00fdch a zahrani\u010dn\u00edch koleg\u016f, partner\u016f, dodavatel\u016f a vyu\u017e\u00edvat je ve sv\u00e9 spole\u010dnosti.<\/p>\n<p><img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/b3354a2b0ec7bccc39beb52f472fe72d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>St\u00e1nek \u201eCentra zpracov\u00e1n\u00ed dat s nov\u00fdm serverem Cisco AI Platform (UCS C480 ML M5)\u201c<\/h3>\n<p>\nServer obsahuje 8 \u010dip\u016f NVIDIA V100 + 2 CPU Intel a\u017e 28 jader + a\u017e 3 TB opera\u010dn\u00ed pam\u011bti + a\u017e 24 disk\u016f HDD\/SSD, to v\u0161e v jednom 4U \u0161asi s v\u00fdkonn\u00fdm chladic\u00edm syst\u00e9mem. Je ur\u010den k provozu aplikac\u00ed zalo\u017een\u00fdch na um\u011bl\u00e9 inteligenci a strojov\u00e9m u\u010den\u00ed, konkr\u00e9tn\u011b TensorFlow, a dosahuje v\u00fdkonu 8\u00d7125 teraFLOPs. Na z\u00e1klad\u011b serveru byl implementov\u00e1n syst\u00e9m anal\u00fdzy tras n\u00e1v\u0161t\u011bvn\u00edk\u016f konference d\u00edky zpracov\u00e1n\u00ed video stream\u016f.<\/p>\n<h3>Nov\u00fd switch Nexus 9316D<\/h3>\n<p>\nV 1U \u0161asi se nach\u00e1z\u00ed 16 port\u016f 400 Gbit, co\u017e celkov\u011b \u010din\u00ed 6.4 Tbit.<br \/>\nPro srovn\u00e1n\u00ed jsem se pod\u00edval na \u0161pi\u010dkov\u00fd provoz nejv\u011bt\u0161\u00edho m\u00edsta pro v\u00fdm\u011bnu dat v Rusku MSK-IX \u2014 3.3 Tbit, t.j. v\u00fdzna\u010dn\u00e1 \u010d\u00e1st Rusk\u00e9ho internetu v jednom jednotce.<br \/>\nPodporuje L2, L3, ACI.<\/p>\n<p>A nakonec: obr\u00e1zek pro upout\u00e1n\u00ed pozornosti s na\u0161\u00edm vystoupen\u00edm na Cisco Connect.<\/p>\n<p><img decoding=\"async\" alt=\"Cisco Live 2019 EMEA. Technick\u00e9 relace: extern\u00ed zjednodu\u0161en\u00ed s intern\u00edm zt\u00ed\u017een\u00edm\" src=\"\/wp-content\/uploads\/2019\/04\/432fddf5cc5ee5c81f0e7148fcef9f41.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<i>Prvn\u00ed \u010dl\u00e1nek: <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/linxdatacenter\/blog\/441298\/\">Cisco Live EMEA 2019: vym\u011b\u0148ujeme star\u00fd IT bicykl za BMW v cloudu<\/a><\/noindex><\/i><br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/linxdatacenter\/blog\/447862\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u042f \u0410\u0440\u0442\u0435\u043c \u041a\u043b\u0430\u0432\u0434\u0438\u0435\u0432, \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u043b\u0438\u0434\u0435\u0440 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0433\u0438\u043f\u0435\u0440\u043a\u043e\u043d\u0432\u0435\u0440\u0433\u0435\u043d\u0442\u043d\u043e\u0433\u043e \u043e\u0431\u043b\u0430\u043a\u0430 HyperCloud \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Linxdatacenter. \u0421\u0435\u0433\u043e\u0434\u043d\u044f \u044f \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0443 \u0440\u0430\u0441\u0441\u043a\u0430\u0437 \u043e \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u043e\u0439 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 Cisco Live EMEA 2019. \u0421\u0440\u0430\u0437\u0443 \u043f\u0435\u0440\u0435\u0439\u0434\u0435\u043c \u043e\u0442 \u043e\u0431\u0449\u0435\u0433\u043e \u043a \u0447\u0430\u0441\u0442\u043d\u043e\u043c\u0443, \u043a \u0430\u043d\u043e\u043d\u0441\u0430\u043c, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u043c \u0432\u0435\u043d\u0434\u043e\u0440\u043e\u043c \u043d\u0430 \u043f\u0440\u043e\u0444\u0438\u043b\u044c\u043d\u044b\u0445 \u0441\u0435\u0441\u0441\u0438\u044f\u0445. \u042d\u0442\u043e \u0431\u044b\u043b\u043e \u043c\u043e\u0435 \u043f\u0435\u0440\u0432\u043e\u0435 \u0443\u0447\u0430\u0441\u0442\u0438\u0435 \u043d\u0430 Cisco Live, \u043c\u0438\u0441\u0441\u0438\u044f \u2013 \u043f\u043e\u0441\u0435\u0442\u0438\u0442\u044c \u043c\u0435\u0440\u043e\u043f\u0440\u0438\u044f\u0442\u0438\u044f \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u043f\u043e\u0433\u0440\u0443\u0437\u0438\u0442\u044c\u0441\u044f \u0432 \u043c\u0438\u0440 \u043f\u0435\u0440\u0435\u0434\u043e\u0432\u044b\u0445 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":23372,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-31414","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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