{"id":87458,"date":"2020-07-08T13:42:02","date_gmt":"2020-07-08T11:42:02","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/dell-emc-powerstore-korotko-o-nashej-novejshej-shd-korporativnogo-klassa"},"modified":"2020-07-08T13:42:02","modified_gmt":"2020-07-08T11:42:02","slug":"dell-emc-powerstore-korotko-o-nashej-novejshej-shd-korporativnogo-klassa","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/dell-emc-powerstore-korotko-o-nashej-novejshej-shd-korporativnogo-klassa","title":{"rendered":"Dell EMC PowerStore: stru\u010dn\u011b o na\u0161\u00ed nejnov\u011bj\u0161\u00ed podnikov\u00e9 \u00falo\u017ei\u0161t\u011b","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ned\u00e1vno na\u0161e spole\u010dnost uvedla nov\u00fd produkt \u2013 <noindex><a rel=\"nofollow\" href=\"https:\/\/www.delltechnologies.com\/ru-ru\/storage\/powerstore-storage-appliance.htm\">Dell EMC PowerStore<\/a><\/noindex>. Je to univerz\u00e1ln\u00ed platforma s v\u00fdkonov\u011b orientovan\u00fdm designem, kter\u00e1 zaji\u0161\u0165uje v\u00edcerozm\u011brn\u00e9 \u0161k\u00e1lov\u00e1n\u00ed, neust\u00e1l\u00e9 zmen\u0161ov\u00e1n\u00ed dat (komprese a deduplikace) a podporu nov\u00fdch generac\u00ed nosi\u010d\u016f. PowerStore vyu\u017e\u00edv\u00e1 mikroslu\u017eebn\u00ed architekturu, pokro\u010dil\u00e9 technologie ukl\u00e1d\u00e1n\u00ed a integrovan\u00e9 strojov\u00e9 u\u010den\u00ed. <\/p>\n<p>O tomto za\u0159\u00edzen\u00ed bychom v\u00e1m cht\u011bli podrobn\u011bji pov\u011bd\u011bt \u2013 informac\u00ed zat\u00edm nen\u00ed mnoho a douf\u00e1me, \u017ee bude p\u0159\u00edjemn\u00e9 i u\u017eite\u010dn\u00e9 z\u00edskat je z prvn\u00ed ruky. V dne\u0161n\u00edm p\u0159\u00edsp\u011bvku si projdeme kl\u00ed\u010dov\u00e9 vlastnosti a rysy \u0159e\u0161en\u00ed, v n\u00e1sleduj\u00edc\u00edch se pono\u0159\u00edme do technick\u00fdch detail\u016f a v\u00fdvojov\u00fdch ot\u00e1zek hloub\u011bji. <\/p>\n<p><img decoding=\"async\" alt=\"Dell EMC PowerStore: stru\u010dn\u011b o na\u0161\u00ed nejnov\u011bj\u0161\u00ed podnikov\u00e9 \u00falo\u017ei\u0161t\u011b\" src=\"\/wp-content\/uploads\/2020\/07\/532b27e0b675a1157a1c289763a9b1fd.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3>V\u00fdhody nov\u00fdch syst\u00e9m\u016f ukl\u00e1d\u00e1n\u00ed dat:<\/h3>\n<p><\/p>\n<ul>\n<li><b>Modern\u00ed mikroslu\u017eebn\u00ed architektura<\/b>. Syst\u00e9m je zalo\u017een na kontejnerov\u00e9 architektu\u0159e, kdy jsou jednotliv\u00e9 komponenty OS odd\u011bleny do samostatn\u00fdch mikroslu\u017eeb. Mikroslu\u017eebn\u00ed architektura zaji\u0161\u0165uje p\u0159enositelnost funkc\u00ed a rychl\u00e9 zav\u00e1d\u011bn\u00ed nov\u00fdch funkcionalit. Takov\u00e1 architektura umo\u017e\u0148uje rychlou adaptaci d\u0159\u00edve napsan\u00e9 funkcionality na novou platformu, proto\u017ee mikroslu\u017eby jsou autonomn\u00ed a navz\u00e1jem se neovliv\u0148uj\u00ed, mikroslu\u017eebn\u00ed architektura zaji\u0161\u0165uje vy\u0161\u0161\u00ed spolehlivost cel\u00e9ho syst\u00e9mu ve srovn\u00e1n\u00ed s monolitickou architekturou. Nap\u0159\u00edklad aktualizace mikrok\u00f3du se \u010dasto t\u00fdk\u00e1 pouze jednotliv\u00fdch modul\u016f, nikoli cel\u00e9ho syst\u00e9mu (nebo jeho j\u00e1dra) a v d\u016fsledku toho prob\u00edh\u00e1 plynuleji.<\/li>\n<li><b>Vyu\u017eit\u00ed pokro\u010dil\u00fdch technologi\u00ed ukl\u00e1d\u00e1n\u00ed dat<\/b>. Podpora pam\u011bti Storage Class Memory (SCM) Intel Optane a NVMe All-Flash umo\u017e\u0148uje odstranit \u00fazk\u00e1 m\u00edsta v syst\u00e9mu a v\u00fdrazn\u011b zv\u00fd\u0161it v\u00fdkon a zkr\u00e1tit dobu odezvy syst\u00e9mu.<\/li>\n<li><b>Nep\u0159etr\u017eit\u00e9 zmen\u0161ov\u00e1n\u00ed objemu dat za b\u011bhu<\/b>. Neust\u00e1le zapnut\u00e9 mechanismy komprese a deduplikace dat umo\u017e\u0148uj\u00ed sn\u00ed\u017eit objemy zab\u00edran\u00e9 daty uvnit\u0159 syst\u00e9mu a optimalizovat ukl\u00e1d\u00e1n\u00ed. To vede ke sn\u00ed\u017een\u00ed n\u00e1klad\u016f na po\u0159\u00edzen\u00ed a provoz syst\u00e9mu a zlep\u0161en\u00ed efektivity pr\u00e1ce.<\/li>\n<li><b>Flexibiln\u00ed \u0161k\u00e1lovatelnost \u0159e\u0161en\u00ed<\/b>. Architektura \u0159e\u0161en\u00ed Dell EMC PowerStore podporuje jak vertik\u00e1ln\u00ed, tak horizont\u00e1ln\u00ed \u0161k\u00e1lov\u00e1n\u00ed, co\u017e v\u00e1m umo\u017e\u0148uje efektivn\u011b pl\u00e1novat roz\u0161\u00ed\u0159en\u00ed infrastruktury zvy\u0161ov\u00e1n\u00edm kapacity nebo v\u00fdpo\u010detn\u00edch zdroj\u016f nez\u00e1visle na sob\u011b.<\/li>\n<li><b>Vestav\u011bn\u00e9 mechanismy ochrany dat<\/b>. Syst\u00e9my PowerStore disponuj\u00ed \u0161irok\u00fdm spektrem vestav\u011bn\u00fdch mechanism\u016f ochrany dat \u2013 od okam\u017eit\u00fdch sn\u00edmk\u016f a replikace po \u0161ifrov\u00e1n\u00ed dat a integraci s antivirov\u00fdmi programy. Syst\u00e9m se tak\u00e9 \u0161iroce integruje s extern\u00edmi \u0159e\u0161en\u00edmi jak od Dell Technologies, tak od ostatn\u00edch v\u00fdrobc\u016f.<\/li>\n<li><b>AppsON<\/b>. D\u00edky integrovan\u00e9mu hypervizoru VMware ESX mohou z\u00e1kazn\u00edci spou\u0161t\u011bt vlastn\u00ed virtu\u00e1ln\u00ed stroje p\u0159\u00edmo v syst\u00e9mu.<\/li>\n<li><b>Integrace s VMware<\/b>. PowerStore je navr\u017een pro hlubokou integraci s VMware vSphere. Integrace zahrnuje podporu VAAI a VASA, ozn\u00e1men\u00ed o ud\u00e1lostech, spr\u00e1vu sn\u00edmk\u016f, vVols, stejn\u011b jako objevov\u00e1n\u00ed a monitorov\u00e1n\u00ed virtu\u00e1ln\u00edch stroj\u016f v PowerStore Manager.<\/li>\n<li><b>Unifikovan\u00fd p\u0159\u00edstup k dat\u016fm<\/b>. PowerStore zaji\u0161\u0165uje ukl\u00e1d\u00e1n\u00ed dat aplikac\u00ed v r\u016fzn\u00fdch form\u00e1tech, od fyzick\u00fdch a virtu\u00e1ln\u00edch objem\u016f po kontejnery a tradi\u010dn\u00ed soubory d\u00edky schopnosti pracovat prost\u0159ednictv\u00edm n\u011bkolika protokol\u016f \u2013 blokov\u00fdch, souborov\u00fdch a VMware vSphere Virtual Volumes (vVols). Tato schopnost zaji\u0161\u0165uje vysokou flexibilitu tohoto syst\u00e9mu a umo\u017e\u0148uje IT odd\u011blen\u00edm zjednodu\u0161it a konsolidovat infrastrukturu.<\/li>\n<li><b>Jednoduch\u00e9, modern\u00ed u\u017eivatelsk\u00e9 rozhran\u00ed pro spr\u00e1vu<\/b>. U\u017eivatelsk\u00e9 rozhran\u00ed syst\u00e9mu \u2013 PowerStore Manager \u2013 bylo vyvinuto na z\u00e1klad\u011b po\u017eadavk\u016f na\u0161ich z\u00e1kazn\u00edk\u016f na jednoduchost spr\u00e1vy syst\u00e9mu. Je to webov\u00e9 rozhran\u00ed, kter\u00e9 se spou\u0161t\u00ed na \u0159adi\u010d\u00edch syst\u00e9mu PowerStore. Je dostupn\u00e9 prost\u0159ednictv\u00edm protokolu HTML5 a nevy\u017eaduje instalaci dal\u0161\u00edch plugin\u016f.<\/li>\n<li><b>Programovateln\u00e1 infrastruktura<\/b>. Usnad\u0148uje v\u00fdvoj aplikac\u00ed a zkracuje \u010das jejich nasazen\u00ed z n\u011bkolika dn\u00ed na n\u011bkolik sekund d\u00edky integraci s VMware a podpo\u0159e p\u0159edn\u00edch prost\u0159ed\u00ed pro spr\u00e1vu a orchestraci, v\u010detn\u011b Kubernetes, Ansible a VMware vRealize Orchestrator.<\/li>\n<li><b>Inteligentn\u00ed automatizace<\/b>. Vestav\u011bn\u00e9 algoritmy strojov\u00e9ho u\u010den\u00ed automatizuj\u00ed n\u00e1ro\u010dn\u00e9 pracovn\u00ed postupy: jako je po\u010d\u00e1te\u010dn\u00ed pl\u00e1nov\u00e1n\u00ed a um\u00edst\u011bn\u00ed objem\u016f, migrace dat, vyva\u017eov\u00e1n\u00ed z\u00e1t\u011b\u017ee a odstra\u0148ov\u00e1n\u00ed probl\u00e9m\u016f.<\/li>\n<li><b>Analytick\u00e9 informace o infrastruktu\u0159e<\/b>. Software Dell EMC CloudIQ pro monitorov\u00e1n\u00ed a anal\u00fdzu \u00falo\u017ei\u0161\u0165 kombinuje v\u00fdhody strojov\u00e9ho u\u010den\u00ed a lidsk\u00e9 inteligence pro anal\u00fdzu v\u00fdkonu a kapacity syst\u00e9m\u016f v re\u00e1ln\u00e9m \u010dase, stejn\u011b jako uchov\u00e1v\u00e1n\u00ed historick\u00fdch dat, aby vytvo\u0159il jednotn\u00fd pohled na infrastrukturu Dell EMC. Spole\u010dnost Dell Technologies pl\u00e1nuje integrovat CloudIQ s cel\u00fdm portfoliem sv\u00fdch \u0159e\u0161en\u00ed pro je\u0161t\u011b hlub\u0161\u00ed analytiku.<\/li>\n<\/ul>\n<p>\nPlatforma je p\u0159edstavena dv\u011bma typy syst\u00e9m\u016f:<\/p>\n<ol>\n<li><b><noindex><a rel=\"nofollow\" href=\"https:\/\/www.delltechnologies.com\/ru-ru\/storage\/powerstore-storage-appliance\/powerstore-t-series.htm\">PowerStore T<\/a><\/noindex><\/b> \u2013 funguje jako klasick\u00e9 \u00falo\u017ei\u0161t\u011b.<\/li>\n<li><b><noindex><a rel=\"nofollow\" href=\"https:\/\/www.delltechnologies.com\/ru-ru\/storage\/powerstore-storage-appliance\/powerstore-x-series.htm\">PowerStore X<\/a><\/noindex><\/b> \u2013 funguje jako hyperkonvergovan\u00e9 \u0159e\u0161en\u00ed, kter\u00e9 umo\u017e\u0148uje spou\u0161t\u011bt virtu\u00e1ln\u00ed stroje z\u00e1kazn\u00edk\u016f, kombinovan\u00e9 s dedikovan\u00fdm, klasick\u00fdm \u00falo\u017ei\u0161t\u011bm.<\/li>\n<\/ol>\n<p>\nD\u00edky integrovan\u00fdm schopnostem VMware ESXi poskytuj\u00ed modely PowerStore X mo\u017enost hostit aplikace s intenzivn\u00edm vstupem a v\u00fdstupem p\u0159\u00edmo v r\u00e1mci syst\u00e9mu PowerStore. P\u0159i vyu\u017e\u00edv\u00e1n\u00ed vestav\u011bn\u00fdch mechanism\u016f VMware (vMotion) je zaji\u0161t\u011bna mo\u017enost p\u0159esunu aplikac\u00ed mezi syst\u00e9mem \u00falo\u017ei\u0161t\u011b PowerStore a extern\u00edmi \u0159e\u0161en\u00edmi. Vestav\u011bn\u00fd hypervizor VMware ESXi spou\u0161t\u00ed z\u00e1kaznick\u00e9 aplikace spolu s opera\u010dn\u00edm syst\u00e9mem PowerStore ve form\u011b virtu\u00e1ln\u00edch stroj\u016f VMware. Tento inovativn\u00ed design je ide\u00e1ln\u00ed pro aplikace s vysok\u00fdmi po\u017eadavky na \u00falo\u017ei\u0161t\u011b, zaji\u0161\u0165uje dal\u0161\u00ed v\u00fdpo\u010detn\u00ed a vysoce v\u00fdkonn\u00e1 \u00falo\u017ei\u0161t\u011b pro existuj\u00edc\u00ed prost\u0159ed\u00ed nebo jak\u00fdkoli sc\u00e9n\u00e1\u0159, kde jsou hustota, v\u00fdkon a dostupnost kl\u00ed\u010dov\u00fdmi faktory.<\/p>\n<p>V\u00fdrazn\u00e9 p\u0159\u00edklady, kdy AppsON dokonale \u0159e\u0161\u00ed \u00fakoly na\u0161ich z\u00e1kazn\u00edk\u016f, jsou:<\/p>\n<ul>\n<li>Dedikovan\u00e1 infrastruktura pro jednu aplikaci. Nap\u0159\u00edklad pro datab\u00e1zi, kter\u00e1 vy\u017eaduje dedikovan\u00fd server, \u00falo\u017ei\u0161t\u011b, a tak\u00e9 n\u011bjakou dodate\u010dnou infrastrukturu, jako nap\u0159\u00edklad pro z\u00e1lohov\u00e1n\u00ed. V takov\u00e9m p\u0159\u00edpad\u011b m\u016f\u017eete zakoupit jedin\u00e9 syst\u00e9m PowerStore, kter\u00e9 pokryje v\u0161echny \u00fakoly, proto\u017ee samotn\u00e1 aplikace a server pro z\u00e1lohov\u00e1n\u00ed mohou b\u00fdt nasazeny v r\u00e1mci uzlu PowerStore bez nutnosti dal\u0161\u00ed infrastruktury.<\/li>\n<li>ROBO (odborn\u00e9 pobo\u010dky a kancel\u00e1\u0159e). Mnoho z\u00e1kazn\u00edk\u016f \u010del\u00ed \u00fakolu v n\u011bjak\u00e9 form\u011b replikovat infrastrukturu hlavn\u00edho datov\u00e9ho centra na okraj, aby zajistili provoz vzd\u00e1len\u00fdch pobo\u010dek sv\u00fdch spole\u010dnost\u00ed. D\u0159\u00edve bylo nutn\u00e9 k tomu zakoupit samostatn\u00e9 servery, \u00falo\u017en\u00e1 za\u0159\u00edzen\u00ed, switche pro jejich propojen\u00ed a tak\u00e9 p\u0159em\u00fd\u0161let o ochran\u011b infrastruktury a \u2013 co je nejd\u016fle\u017eit\u011bj\u0161\u00ed \u2013 dat. Nab\u00edz\u00edme, jako v p\u0159edchoz\u00edm p\u0159\u00edkladu, j\u00edt cestou konsolidace infrastruktury v r\u00e1mci jednoho \u0159e\u0161en\u00ed \u2013 Dell EMC PowerStore. Z\u00edsk\u00e1te pln\u011b p\u0159ipravenou infrastrukturu v r\u00e1mci 2U \u0161asi, skl\u00e1daj\u00edc\u00ed se z dvojice odoln\u00fdch server\u016f, propojen\u00fdch s vysoce v\u00fdkonn\u00fdm \u00falo\u017en\u00fdm za\u0159\u00edzen\u00edm.<\/li>\n<\/ul>\n<p>\nOba typy syst\u00e9m\u016f jsou prezentov\u00e1ny jako \u0159ada model\u016f s r\u016fzn\u00fdmi technick\u00fdmi specifikacemi:<\/p>\n<p><img decoding=\"async\" alt=\"Dell EMC PowerStore: stru\u010dn\u011b o na\u0161\u00ed nejnov\u011bj\u0161\u00ed podnikov\u00e9 \u00falo\u017ei\u0161t\u011b\" src=\"\/wp-content\/uploads\/2020\/07\/a49e6cdc49e6277977fc42e39e8a0a6e.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nD\u016fle\u017eitou vlastnost\u00ed syst\u00e9m\u016f PowerStore je mo\u017enost modernizace ji\u017e zakoupen\u00e9ho syst\u00e9mu v budoucnu. Zde je n\u00e1vod, jak to lze prov\u00e9st.<\/p>\n<ul>\n<li><b>Tradi\u010dn\u00ed upgrade ni\u017e\u0161\u00edch model\u016f na vy\u0161\u0161\u00ed<\/b> umo\u017e\u0148uje vyhnout se zbyte\u010dn\u00fdm investic\u00edm p\u0159i n\u00e1kupu syst\u00e9mu: nen\u00ed t\u0159eba okam\u017eit\u011b kupovat drah\u00e9 \u0159e\u0161en\u00ed, jeho\u017e potenci\u00e1l se pln\u011b projev\u00ed a\u017e za n\u011bkolik let. Postup upgradu spo\u010d\u00edv\u00e1 v b\u011b\u017en\u00e9 v\u00fdm\u011bn\u011b n\u011bkter\u00fdch kontroler\u016f za jin\u00e9, a to bez p\u0159eru\u0161en\u00ed p\u0159\u00edstupu k dat\u016fm.<\/li>\n<li>D\u00edky spr\u00e1vn\u011b zvolen\u00e9 architektu\u0159e bude mo\u017en\u00e9 syst\u00e9m <b>modernizovat na novou generaci<\/b>, co\u017e umo\u017en\u00ed udr\u017eov\u00e1n\u00ed jeho aktu\u00e1lnosti a prodlou\u017een\u00ed \u017eivotnosti.<\/li>\n<li>Existuje zp\u016fsob <b>zakomponovat mo\u017enost modernizace syst\u00e9mu ji\u017e p\u0159i n\u00e1kupu<\/b>. K tomu je k dispozici speci\u00e1ln\u00ed mo\u017enost <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.dellemc.com\/en-us\/future-proof-your-dell-emc-powerstore-investment-with-anytime-upgrades\/\">Anytime Upgrade<\/a><\/noindex>, kter\u00e1 umo\u017e\u0148uje bu\u010f aktualizovat syst\u00e9m \u010dinnost\u00ed modernizace na novou generaci, nebo modernizovat syst\u00e9m na star\u0161\u00ed a v\u00fdkonn\u011bj\u0161\u00ed model.<\/li>\n<\/ul>\n<p><\/p>\n<h3>Licencov\u00e1n\u00ed<\/h3>\n<p>\nDell EMC PowerStore se licencuje podle modelu \u201eV\u0161e v jednom\u201c. V\u0161echny dostupn\u00e9 funkce z\u00e1kazn\u00edk z\u00edsk\u00e1v\u00e1 spolu se syst\u00e9mem bez dal\u0161\u00edch investic. Jakmile jsou k dispozici nov\u00e9 funkce pole, stanou se tak\u00e9 dostupn\u00fdmi z\u00e1kazn\u00edk\u016fm po modernizaci mikrok\u00f3du.<\/p>\n<h3>Optimalizace fyzick\u00e9ho objemu dat<\/h3>\n<p>\nDell EMC PowerStore zahrnuje n\u011bkolik metod na zv\u00fd\u0161en\u00ed efektivity ukl\u00e1d\u00e1n\u00ed dat prost\u0159ednictv\u00edm zmen\u0161en\u00ed fyzick\u00e9ho objemu pou\u017e\u00edvan\u00e9ho daty:<\/p>\n<ul>\n<li>jemn\u00e9 vymezen\u00ed prostoru;<\/li>\n<li>komprese \u2013 m\u00e1 hardwarovou realizaci a prov\u00e1d\u00ed se pomoc\u00ed samostatn\u00e9ho fyzick\u00e9ho \u010dipu, co\u017e neovliv\u0148uje v\u00fdkon syst\u00e9mu;<\/li>\n<li>deduplikace dat \u2013 umo\u017e\u0148uje uchov\u00e1vat pouze unik\u00e1tn\u00ed data, bez duplicit.<\/li>\n<\/ul>\n<p><\/p>\n<h3>Dynamick\u00e9 pooly<\/h3>\n<p>\nDell EMC PowerStore je vybaven syst\u00e9mem RAID zalo\u017een\u00fdm na extenz\u00edch pro zpracov\u00e1n\u00ed selh\u00e1n\u00ed disk\u016f. Velk\u00e9 mno\u017estv\u00ed prvk\u016f RAID tvo\u0159\u00ed jednotn\u00fd logick\u00fd prostor, kter\u00fd u\u017eivatel m\u016f\u017ee vyu\u017e\u00edvat.<\/p>\n<p>Architektura dynamick\u00e9ho RAID poskytuje 5 hlavn\u00edch v\u00fdhod:<\/p>\n<ul>\n<li>zkr\u00e1cen\u00ed doby obnovy po selh\u00e1n\u00ed disku prost\u0159ednictv\u00edm paraleln\u00edho obnovov\u00e1n\u00ed z mnoha disk\u016f;<\/li>\n<li>rovnom\u011brn\u00e9 rozlo\u017een\u00ed z\u00e1pisov\u00fdch po\u017eadavk\u016f na v\u0161echny disky;<\/li>\n<li>mo\u017enost kombinovat disky r\u016fzn\u00e9 kapacity v jednom poolu;<\/li>\n<li>mo\u017enost roz\u0161\u00ed\u0159en\u00ed kapacity syst\u00e9mu p\u0159id\u00e1v\u00e1n\u00edm disk\u016f po jednom a v\u00edce;<\/li>\n<li>mo\u017enost se vzd\u00e1t fyzicky vyhrazen\u00e9ho disku jako hork\u00e9 rezervy umo\u017e\u0148uje syst\u00e9mu p\u0159estav\u011bt bloky dat s vyu\u017eit\u00edm v\u0161ech funk\u010dn\u00edch disk\u016f.<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Dell EMC PowerStore: stru\u010dn\u011b o na\u0161\u00ed nejnov\u011bj\u0161\u00ed podnikov\u00e9 \u00falo\u017ei\u0161t\u011b\" src=\"\/wp-content\/uploads\/2020\/07\/8e506f09ffb95ccba08b4cdb3cbc338f.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Vysok\u00e1 dostupnost<\/h3>\n<p>\n\u00dalo\u017ei\u0161t\u011b dat <noindex><a rel=\"nofollow\" href=\"https:\/\/www.delltechnologies.com\/ru-ru\/storage\/powerstore-storage-appliance.htm\">Dell EMC PowerStore<\/a><\/noindex> je pln\u011b chr\u00e1n\u011bna proti selh\u00e1n\u00edm a zahrnuje \u0159adu metod zaji\u0161\u0165uj\u00edc\u00edch vysokou dostupnost. Tyto metody jsou ur\u010deny pro odol\u00e1v\u00e1n\u00ed selh\u00e1n\u00edm komponent v samotn\u00e9m syst\u00e9mu i v extern\u00ed infrastruktu\u0159e, jako jsou v\u00fdpadky s\u00edt\u011b nebo v\u00fdpadky nap\u00e1jen\u00ed. V p\u0159\u00edpad\u011b selh\u00e1n\u00ed jednotliv\u00e9 komponenty syst\u00e9m \u00falo\u017ei\u0161t\u011b pokra\u010duje v obsluze dat. Syst\u00e9m m\u016f\u017ee tak\u00e9 odol\u00e1vat n\u011bkolika selh\u00e1n\u00edm, pokud k nim dojde v jednotliv\u00fdch sad\u00e1ch komponent\u016f. Jakmile administr\u00e1tor obdr\u017e\u00ed upozorn\u011bn\u00ed na selh\u00e1n\u00ed, m\u016f\u017ee objednat a vym\u011bnit nefunk\u010dn\u00ed komponentu bez n\u00e1sledk\u016f.<\/p>\n<h3>NVMe SCM<\/h3>\n<p>\nPam\u011b\u0165ov\u00e1 m\u00e9dia SCM (Storage Class Memory) jsou vysoce v\u00fdkonn\u00e9, energii nez\u00e1visl\u00e9 \u00falo\u017ei\u0161t\u011b, kter\u00e9 je zalo\u017eeno na technologii Intel Optane. \u00dalo\u017ei\u0161t\u011b NVMe SCM maj\u00ed ni\u017e\u0161\u00ed latenci a zlep\u0161en\u00fd v\u00fdkon ve srovn\u00e1n\u00ed s ostatn\u00edmi SSD. NVMe je protokol, kter\u00fd umo\u017e\u0148uje p\u0159\u00edstup p\u0159\u00edmo p\u0159es sb\u011brnici PCIe. NVMe byl vyvinut s ohledem na n\u00edzkou latenci vysoce v\u00fdkonn\u00fdch m\u00e9di\u00ed. \u00dalo\u017ei\u0161t\u011b NVMe SCM slou\u017e\u00ed jako \u00falo\u017en\u00fd prostor pro PowerStore a pou\u017e\u00edvaj\u00ed se pro u\u017eivatelsk\u00e1 data nebo metadata. V sou\u010dasn\u00e9 dob\u011b jsou k dispozici kapacity 375 a 750 GB.<\/p>\n<h3>NVM\u0435 NVRAM<\/h3>\n<p>\nNVMe NVRAM jsou vysoce v\u00fdkonn\u00e1 \u00falo\u017ei\u0161t\u011b, kter\u00e1 se pou\u017e\u00edvaj\u00ed k vylep\u0161en\u00ed syst\u00e9mu caching PowerStore. Jsou k dispozici na obou kontrolerech syst\u00e9mu a umo\u017e\u0148uj\u00ed syst\u00e9mu snadno cacheovat p\u0159\u00edchoz\u00ed z\u00e1znamy. \u00dalo\u017ei\u0161t\u011b pracuje na rychlostech DRAM p\u0159es PCIe a zaji\u0161\u0165uje v\u00fdjime\u010dn\u00fd v\u00fdkon. Jejich konstrukce umo\u017e\u0148uje, aby fungovala jako energii nez\u00e1visl\u00e1 m\u00e9dia, a PowerStore m\u016f\u017ee rychle ukl\u00e1dat p\u0159\u00edchoz\u00ed z\u00e1znamy a potvrzovat operace hostiteli bez upozorn\u011bn\u00ed druh\u00e9ho kontroleru. \u00dalo\u017ei\u0161t\u011b dat se instaluj\u00ed v p\u00e1rech pro zrcadlen\u00ed dat mezi sebou v p\u0159\u00edpad\u011b hardwarov\u00e9ho selh\u00e1n\u00ed.<\/p>\n<p>Tento p\u0159\u00edstup umo\u017enil v\u00fdrazn\u011b zrychlit pr\u00e1ci syst\u00e9mu \u00falo\u017ei\u0161t\u011b dat:<\/p>\n<ul>\n<li>za prv\u00e9, kontroler\u016fm nen\u00ed nutn\u00e9 tr\u00e1vit takty sv\u00fdch CPU na synchronizaci dat cache mezi sebou;<\/li>\n<li>za druh\u00e9, ve\u0161ker\u00e9 z\u00e1pisy na \u00falo\u017ei\u0161t\u011b prob\u00edhaj\u00ed v bloc\u00edch o velikosti 2 MB, jeliko\u017e syst\u00e9m shroma\u017e\u010fuje tento objem dat p\u0159ed t\u00edm, ne\u017e zap\u00ed\u0161e data na disky. T\u00edmto zp\u016fsobem se z\u00e1pis z n\u00e1hodn\u00e9ho stal sekven\u010dn\u00edm. Jak jist\u011b ch\u00e1pete, tento p\u0159\u00edstup v\u00fdrazn\u011b sni\u017euje z\u00e1t\u011b\u017e na \u00falo\u017ei\u0161t\u011b dat a samotn\u00e9 kontrolery.<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Dell EMC PowerStore: stru\u010dn\u011b o na\u0161\u00ed nejnov\u011bj\u0161\u00ed podnikov\u00e9 \u00falo\u017ei\u0161t\u011b\" src=\"\/wp-content\/uploads\/2020\/07\/465c3727731cecbb6dd850707af01d9a.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Klastrac\u00ed<\/h3>\n<p>\nKa\u017ed\u00e9 za\u0159\u00edzen\u00ed Dell EMC PowerStore je nasazeno jako jeden z uzl\u016f clusteru, proto\u017ee clusterizace je sou\u010d\u00e1st\u00ed architektury t\u00e9to platformy. V sou\u010dasnosti lze do jednoho clusteru spojit maxim\u00e1ln\u011b \u010dty\u0159i uzly PowerStore. P\u0159i nasazen\u00ed clusteru s v\u00edce za\u0159\u00edzen\u00edmi lze tuto \u00falohu splnit b\u011bhem procesu po\u010d\u00e1te\u010dn\u00edho nastaven\u00ed nebo pozd\u011bji p\u0159idat za\u0159\u00edzen\u00ed do ji\u017e existuj\u00edc\u00edho clusteru. Cluster PowerStore lze zmen\u0161it odstran\u011bn\u00edm za\u0159\u00edzen\u00ed z existuj\u00edc\u00edho clusteru, \u010d\u00edm\u017e se v podstat\u011b rozd\u011bl\u00ed jeden velk\u00fd cluster na dva men\u0161\u00ed.<\/p>\n<p><img decoding=\"async\" alt=\"Dell EMC PowerStore: stru\u010dn\u011b o na\u0161\u00ed nejnov\u011bj\u0161\u00ed podnikov\u00e9 \u00falo\u017ei\u0161t\u011b\" src=\"\/wp-content\/uploads\/2020\/07\/6953d958055608a215f7af05c145502b.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nClusterizace za\u0159\u00edzen\u00ed Dell EMC PowerStore p\u0159in\u00e1\u0161\u00ed \u0159adu v\u00fdhod.<\/p>\n<ul>\n<li>Scale-Out \u0161k\u00e1lov\u00e1n\u00ed pro zv\u00fd\u0161en\u00ed po\u010dtu zdroj\u016f syst\u00e9mu p\u0159id\u00e1v\u00e1n\u00edm dal\u0161\u00edch v\u00fdpo\u010detn\u00edch uzl\u016f \u2013 procesoru, pam\u011bti, kapacity a rozhran\u00ed pro p\u0159ipojen\u00ed k hostitel\u016fm.<\/li>\n<li>Nez\u00e1visl\u00e9 zvy\u0161ov\u00e1n\u00ed \u00falo\u017en\u00fdch nebo v\u00fdpo\u010detn\u00edch zdroj\u016f.<\/li>\n<li>Centralizovan\u00e9 \u0159\u00edzen\u00ed v\u00edc uzlov\u00e9ho clusteru.<\/li>\n<li>Automatick\u00e9 vyva\u017eov\u00e1n\u00ed z\u00e1t\u011b\u017ee mezi uzly clusteru.<\/li>\n<li>Zv\u00fd\u0161en\u00e1 spolehlivost a odolnost proti v\u00fdpadk\u016fm.<\/li>\n<\/ul>\n<p><\/p>\n<h3>PowerStore Manager<\/h3>\n<p>\nPowerStore Manager poskytuje administr\u00e1tor\u016fm S\u011aD jednoduch\u00e9 a intuitivn\u00ed rozhran\u00ed pro nastaven\u00ed a spr\u00e1vu clusteru. Je zalo\u017een na HTML5, nevy\u017eaduje instalaci dal\u0161\u00edho softwaru na klienta a pom\u00e1h\u00e1 splnit n\u00e1sleduj\u00edc\u00ed \u00fakoly:<\/p>\n<ul>\n<li>Po\u010d\u00e1te\u010dn\u00ed nastaven\u00ed nov\u00e9ho uzlu PowerStore.<\/li>\n<li>P\u0159id\u00e1n\u00ed nebo odstran\u011bn\u00ed uzl\u016f z existuj\u00edc\u00edho clusteru.<\/li>\n<li>Spr\u00e1va zdroj\u016f clusteru.<\/li>\n<\/ul>\n<p>\nKapacita clusteru je agregac\u00ed kapacit jednotliv\u00fdch uzl\u016f clusteru. Statistika \u00faspor je k dispozici pro cel\u00fd cluster jako celek.<\/p>\n<p>Pro vyva\u017eov\u00e1n\u00ed z\u00e1t\u011b\u017ee mezi uzly clusteru je k dispozici vyva\u017eova\u010d, jeho\u017e \u00fakolem je monitorovat vyu\u017eit\u00ed jednotliv\u00fdch komponent clusteru a pom\u00e1hat p\u0159i automatick\u00e9 nebo ru\u010dn\u00ed migraci dat mezi uzly clusteru. Proces migrace je pro servery transparentn\u00ed a prov\u00e1d\u00ed se hardwarov\u011b, bez zapojen\u00ed zdroj\u016f serveru.<\/p>\n<h3>Na z\u00e1v\u011br<\/h3>\n<p>\nT\u00edm kon\u010d\u00ed stru\u010dn\u00fd p\u0159ehled o <noindex><a rel=\"nofollow\" href=\"https:\/\/www.delltechnologies.com\/ru-ru\/storage\/powerstore-storage-appliance.htm\">Dell EMC PowerStore<\/a><\/noindex> Z\u00e1v\u011brem \u010dl\u00e1nku jsme probrali z\u00e1sadn\u00ed aspekty t\u00fdkaj\u00edc\u00ed se technologie a ekonomiky, kter\u00e9 je t\u0159eba ch\u00e1pat p\u0159i pl\u00e1nov\u00e1n\u00ed n\u00e1kupu syst\u00e9m\u016f PowerStore \u2013 od clusteringu po licencov\u00e1n\u00ed a pl\u00e1nov\u00e1n\u00ed budouc\u00edch upgrade\u016f. Mnoho technick\u00fdch aspekt\u016f z\u016fstalo nezm\u00edn\u011bno, r\u00e1di v\u00e1m o nich pov\u00edme bu\u010f v dal\u0161\u00edch \u010dl\u00e1nc\u00edch, nebo p\u0159i komunikaci se specialisty na\u0161eho obchodn\u00edho odd\u011blen\u00ed.<\/p>\n<p>Na z\u00e1v\u011br \u010dl\u00e1nku je t\u0159eba zd\u016fraznit, \u017ee prvn\u00ed prodan\u00e9 syst\u00e9my ji\u017e byly nasazeny v datov\u00fdch centrech na\u0161ich z\u00e1kazn\u00edk\u016f, distributo\u0159i a partne\u0159i zakoupili demo syst\u00e9my a jsou p\u0159ipraveni je v\u00e1m p\u0159edv\u00e9st. Pokud v\u00e1s syst\u00e9m zaujal, nev\u00e1hejte se obr\u00e1tit na na\u0161e partnery a z\u00e1stupce pro podrobnosti va\u0161ich projekt\u016f.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/dell_technologies\/blog\/505490\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0432\u0441\u0435\u043c \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u043d\u0430\u0448\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u043e\u0432\u044b\u0439 \u043f\u0440\u043e\u0434\u0443\u043a\u0442 \u2013 Dell EMC PowerStore. \u042d\u0442\u043e \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0430\u043b\u044c\u043d\u0430\u044f \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430 \u0441 \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0434\u0438\u0437\u0430\u0439\u043d\u043e\u043c, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0438\u043c \u043c\u043d\u043e\u0433\u043e\u043c\u0435\u0440\u043d\u043e\u0435 \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435, \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0435 \u0441\u043e\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 (\u043a\u043e\u043c\u043f\u0440\u0435\u0441\u0441\u0438\u044f \u0438 \u0434\u0435\u0434\u0443\u043f\u043b\u0438\u043a\u0430\u0446\u0438\u044f) \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u043d\u043e\u0441\u0438\u0442\u0435\u043b\u0435\u0439 \u043d\u043e\u0432\u043e\u0433\u043e \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f. PowerStore \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u043c\u0438\u043a\u0440\u043e\u0441\u0435\u0440\u0432\u0438\u0441\u043d\u0443\u044e \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0443, \u043f\u0435\u0440\u0435\u0434\u043e\u0432\u044b\u0435 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0438 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438 \u0438\u043d\u0442\u0435\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0435 \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0435 \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u0435. \u0418\u043c\u0435\u043d\u043d\u043e \u043e\u0431 \u044d\u0442\u043e\u043c \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0435 \u043c\u044b \u0445\u043e\u0442\u0438\u043c \u0432\u0430\u043c \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u043e \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u0442\u044c \u2013 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":87459,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-87458","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 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0432\u0441\u0435\u043c \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u043d\u0430\u0448\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u043e\u0432\u044b\u0439 \u043f\u0440\u043e\u0434\u0443\u043a\u0442 \u2013 Dell EMC PowerStore.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link 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