{"id":35740,"date":"2019-10-31T22:06:05","date_gmt":"2019-10-31T19:06:05","guid":{"rendered":"https:\/\/prohoster.info\/blog\/intel-optane-dc-persistent-memory-god-spustya\/"},"modified":"2019-10-31T22:06:05","modified_gmt":"2019-10-31T19:06:05","slug":"intel-optane-dc-persistent-memory-god-spustya","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/administrirovanie\/intel-optane-dc-persistent-memory-god-spustya","title":{"rendered":"Intel Optane DC Persistent Memory, rok po ozn\u00e1men\u00ed","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Intel Optane DC Persistent Memory, rok po ozn\u00e1men\u00ed\" src=\"\/wp-content\/uploads\/2019\/06\/60924137cc075ec5b3e0b87089659317.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMinul\u00e9 leto sme <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/intel\/blog\/413183\/\">ozn\u00e1mili na blogu<\/a><\/noindex> Optane DC Persistent Memory \u2014 Optane pam\u00e4\u0165 zalo\u017een\u00e1 na moduloch <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/3D_XPoint\">3D XPoint<\/a><\/noindex> v form\u00e1te DIMM. Ako u\u017e bolo vtedy ozn\u00e1men\u00e9, dod\u00e1vky modulov Optane sa za\u010dali v druhom kvart\u00e1li 2019, a do tohto momentu sa nahromadilo dostatok inform\u00e1ci\u00ed, ktor\u00e9 vtedy ch\u00fdbali, po\u010das ozn\u00e1menia. Tak\u017ee pod katom \u2013 technick\u00e9 \u0161pecifik\u00e1cie a modely pou\u017eitia <noindex><a rel=\"nofollow\" href=\"https:\/\/www.intel.com\/content\/www\/us\/en\/products\/memory-storage\/optane-dc-persistent-memory.html\">Optane DC Persistent Memory<\/a><\/noindex>, ako aj r\u00f4zne infografiky.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nAko u\u017e bolo povedan\u00e9, moduly Optane DC Persistent Memory (Optane DC PM) sa in\u0161taluj\u00fa do \u0161tandardn\u00fdch slotov DIMM DDR4, av\u0161ak na ich pou\u017eitie je potrebn\u00e1 podpora pam\u00e4\u0165ov\u00fdm ovl\u00e1da\u010dom, preto m\u00f4\u017ee by\u0165 tento typ pam\u00e4te zatia\u013e pou\u017eit\u00fd len s procesormi Intel Xeon Scalable Gold alebo Platinum druhej gener\u00e1cie. Celkom m\u00f4\u017ee by\u0165 nain\u0161talovan\u00fd jeden modul Optane DC PM na pam\u00e4\u0165ov\u00fd kan\u00e1l, teda a\u017e 6 modulov na socket, teda celkom 3 TB alebo 24 TB na 8-socket server.<\/p>\n<p><img decoding=\"async\" alt=\"Intel Optane DC Persistent Memory, rok po ozn\u00e1men\u00ed\" src=\"\/wp-content\/uploads\/2019\/06\/5ab2c4ec05b77d285abeb177da82cc6b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nOptane DC PM je dod\u00e1van\u00fd v moduloch 3 rozmerov: 128, 256 a 512 GB \u2014 v\u00fdrazne viac ne\u017e dostupn\u00e9 teraz moduly DDR DIMM. Existuj\u00fa dva hlavn\u00e9 sp\u00f4soby jej pou\u017eitia a interakcie s tradi\u010dnou pam\u00e4\u0165ou.<\/p>\n<ul>\n<li><b>Re\u017eim pam\u00e4te<\/b> \u2014 nevy\u017eaduje \u017eiadne modifik\u00e1cie aplik\u00e1ci\u00ed. V tomto re\u017eime Optane DC PM sa pou\u017e\u00edva ako prim\u00e1rna adresovate\u013en\u00e1 opera\u010dn\u00e1 pam\u00e4\u0165, zatia\u013e \u010do existuj\u00faci objem tradi\u010dn\u00fdch DRAM funguje ako cache pre Optane. Re\u017eim pam\u00e4te umo\u017e\u0148uje poskytn\u00fa\u0165 aplik\u00e1ci\u00e1m zna\u010dn\u00fd objem RAM za podstatne ni\u017e\u0161iu cenu, \u010do m\u00f4\u017ee by\u0165 d\u00f4le\u017eit\u00e9 pri umiestnen\u00ed virtu\u00e1lnych strojov, ve\u013ek\u00fdch datab\u00e1z a podobne. Treba ma\u0165 na pam\u00e4ti, \u017ee v tomto re\u017eime je Optane DC Persistent Memory z\u00e1visl\u00e1 na energii, preto\u017ee \u00fadaje v nej s\u00fa \u0161ifrovan\u00e9 k\u013e\u00fa\u010dom, ktor\u00fd sa strat\u00ed pri re\u0161tarte.<\/li>\n<li><b>Re\u017eim priameho pr\u00edstupu<\/b> \u2014 aplik\u00e1cie a softv\u00e9r maj\u00fa mo\u017enos\u0165 priamo pristupova\u0165 k Optane DC PM, \u010do zjednodu\u0161uje re\u0165azec volan\u00ed. Taktie\u017e v tomto re\u017eime je mo\u017en\u00e9 vyu\u017e\u00edva\u0165 existuj\u00face API \u00falo\u017en\u00fdch prostriedkov, \u010do umo\u017e\u0148uje pracova\u0165 s pam\u00e4\u0165ou ako s SSD a konkr\u00e9tne z nej bootova\u0165. Syst\u00e9m vid\u00ed Optane DC PM a DRAM ako dva nez\u00e1visl\u00e9 pam\u00e4\u0165ov\u00e9 pooly. Va\u0161a v\u00fdhoda \u2014 ve\u013ekovolumen, energeticky nez\u00e1visl\u00e9, r\u00fdchle a spo\u013eahliv\u00e9 \u00falo\u017eisko pre n\u00e1ro\u010dn\u00e9 na prenos d\u00e1t aplik\u00e1cie a syst\u00e9mov\u00e9 potreby. <\/li>\n<\/ul>\n<p>\nMo\u017en\u00fd je aj medzi\u010dl\u00e1nkov\u00fd variant: \u010das\u0165 modulov Optane DC PM funguje v re\u017eime pam\u00e4te, a \u010das\u0165 v re\u017eime priameho pr\u00edstupu. Na nasleduj\u00facom slide je zobrazen\u00fd pr\u00ednos pou\u017eitia Intel Optane DC Persistent Memory pre hostovanie virtu\u00e1lnych strojov.<\/p>\n<p><img decoding=\"async\" alt=\"Intel Optane DC Persistent Memory, rok po ozn\u00e1men\u00ed\" src=\"\/wp-content\/uploads\/2019\/06\/ce5bbac059568b89df753f8c07318e67.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTeraz uv\u00e1dzame technick\u00e9 \u0161pecifik\u00e1cie pam\u00e4\u0165ov\u00fdch modulov.<\/p>\n<p>Kapacita<br \/>\n 128 GiB<br \/>\n 256 GiB<br \/>\n 512 GiB<\/p>\n<p>Model<br \/>\n NMA1XXD128GPS<br \/>\n NMA1XXD256GPS<br \/>\n NMA1XXD512GPS<\/p>\n<p>Z\u00e1ruka<br \/>\n 5 rokov<\/p>\n<p>AFR<br \/>\n \u2264 0,44<\/p>\n<p>\u017divotnos\u0165 100% z\u00e1pis 15W 256B<br \/>\n 292 PBW<br \/>\n 363 PBW<br \/>\n 300 PBW<\/p>\n<p>\u017divotnos\u0165 100% z\u00e1pis 15W 64B<br \/>\n 91 PBW<br \/>\n 91 PBW<br \/>\n 75 PBW<\/p>\n<p>R\u00fdchlos\u0165 100% \u010d\u00edtanie 15W 256B<br \/>\n 6,8 GB\/s<br \/>\n 6,8 GB\/s<br \/>\n 5,3 GB\/s<\/p>\n<p>R\u00fdchlos\u0165 100% z\u00e1pis 15W 256B<br \/>\n 1,85 GB\/s<br \/>\n 2,3 GB\/s<br \/>\n 1,89 GB\/s<\/p>\n<p>R\u00fdchlos\u0165 100% \u010d\u00edtanie 15W 64B<br \/>\n 1,7 GB\/s<br \/>\n 1,75 GB\/s<br \/>\n 1,4 GB\/s<\/p>\n<p>R\u00fdchlos\u0165 100% z\u00e1pis 15W 64B<br \/>\n 0,45 GB\/s<br \/>\n 0,58 GB\/s<br \/>\n 0,47 GB\/s<\/p>\n<p>Frekvencia DDR<br \/>\n 2666, 2400, 2133, 1866 MT\/s<\/p>\n<p>Max. TDP<br \/>\n 15W<br \/>\n 18W<\/p>\n<p>A nakoniec, o cene. Ofici\u00e1lne odpor\u00fa\u010dan\u00e9 ceny od Intelu zatia\u013e neboli zverejnen\u00e9, av\u0161ak niektor\u00ed obchodn\u00ed partneri u\u017e za\u010dali prij\u00edma\u0165 predobjedn\u00e1vky, za $850 \u2013 900 za modul 128 GiB a $2 700 \u2013 $2 900 za 256 GiB. 512 GiB zatia\u013e nie s\u00fa k dispoz\u00edcii, pravdepodobne pr\u00eddu nesk\u00f4r. Tak\u017ee cena za gigabajt za\u010d\u00edna na $7, \u010do je porovnate\u013en\u00e9 s cenou gigabajtu serverovej pam\u00e4te RDIMM.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/intel\/blog\/457540\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041b\u0435\u0442\u043e\u043c \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0433\u043e\u0434\u0430 \u043c\u044b \u0430\u043d\u043e\u043d\u0441\u0438\u0440\u043e\u0432\u0430\u043b\u0438 \u0432 \u0431\u043b\u043e\u0433\u0435 Optane DC Persistent Memory \u2014 \u043f\u0430\u043c\u044f\u0442\u044c Optane \u043d\u0430 \u0431\u0430\u0437\u0435 \u043c\u043e\u0434\u0443\u043b\u0435\u0439 3D XPoint \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 DIMM. \u041a\u0430\u043a \u0438 \u0431\u044b\u043b\u043e \u0442\u043e\u0433\u0434\u0430 \u0437\u0430\u044f\u0432\u043b\u0435\u043d\u043e, \u043f\u043e\u0441\u0442\u0430\u0432\u043a\u0438 \u043f\u043b\u0430\u043d\u043e\u043a Optane \u043d\u0430\u0447\u0430\u043b\u0438\u0441\u044c \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u043c \u043a\u0432\u0430\u0440\u0442\u0430\u043b\u0435 2019 \u0433\u043e\u0434\u0430, \u043a \u044d\u0442\u043e\u043c\u0443 \u043c\u043e\u043c\u0435\u043d\u0442\u0443 \u043e \u043d\u0438\u0445 \u043d\u0430\u043a\u043e\u043f\u0438\u043b\u043e\u0441\u044c \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438, \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0442\u0430\u043a \u043d\u0435 \u0445\u0432\u0430\u0442\u0430\u043b\u043e \u0442\u043e\u0433\u0434\u0430, \u0432\u043e \u0432\u0440\u0435\u043c\u044f \u0430\u043d\u043e\u043d\u0441\u0430. \u0418\u0442\u0430\u043a, \u043f\u043e\u0434 \u043a\u0430\u0442\u043e\u043c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26777,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-35740","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041b\u0435\u0442\u043e\u043c \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0433\u043e\u0434\u0430 \u043c\u044b\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/sk\/blog\/administrirovanie\/intel-optane-dc-persistent-memory-god-spustya\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.5\" 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