{"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\/ro\/blog\/administrirovanie\/intel-optane-dc-persistent-memory-god-spustya","title":{"rendered":"Intel Optane DC Persistent Memory, un an mai t\u00e2rziu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Intel Optane DC Persistent Memory, un an mai t\u00e2rziu\" src=\"\/wp-content\/uploads\/2019\/06\/60924137cc075ec5b3e0b87089659317.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n\u00cen vara trecut\u0103, am <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/intel\/blog\/413183\/\">anun\u021bat pe blog<\/a><\/noindex> Optane DC Persistent Memory \u2014 memorie Optane bazat\u0103 pe module <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/3D_XPoint\">3D XPoint<\/a><\/noindex> \u00een format DIMM. A\u0219a cum a fost anun\u021bat atunci, livr\u0103rile modulelor Optane au \u00eenceput \u00een al doilea trimestru din 2019, iar p\u00e2n\u0103 \u00een acel moment s-a acumulat destul de multe informa\u021bii, care lipseau at\u00e2t de mult atunci, \u00een timpul anun\u021bului. A\u0219adar, mai jos ave\u021bi specifica\u021biile tehnice \u0219i modelele de utilizare <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>, precum \u0219i diverse infografice.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nA\u0219adar, a\u0219a cum s-a men\u021bionat anterior, modulele Optane DC Persistent Memory (Optane DC PM) se instaleaz\u0103 \u00een sloturi standard DIMM DDR4, \u00eens\u0103 pentru utilizarea lor este necesar\u0103 suportul controllerului de memorie, astfel c\u0103 acest tip de memorie poate fi folosit deocamdat\u0103 doar cu procesoare Intel Xeon Scalable Gold sau Platinum de genera\u021bia a doua. Se poate instala c\u00e2te un modul Optane DC PM pe canalul de memorie, ceea ce \u00eenseamn\u0103 p\u00e2n\u0103 la 6 module pe socket, adic\u0103 o capacitate total\u0103 de 3 TB sau 24 TB pe un server cu 8 socket-uri.<\/p>\n<p><img decoding=\"async\" alt=\"Intel Optane DC Persistent Memory, un an mai t\u00e2rziu\" src=\"\/wp-content\/uploads\/2019\/06\/5ab2c4ec05b77d285abeb177da82cc6b.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nOptane DC PM este disponibil \u00een module de 3 dimensiuni: 128, 256 \u0219i 512 GB \u2014 mult mai mari dec\u00e2t modulele DDR DIMM disponibile \u00een prezent. Exist\u0103 dou\u0103 moduri principale de utilizare \u0219i interac\u021biune cu memoria tradi\u021bional\u0103.<\/p>\n<ul>\n<li><b>Modul de memorie<\/b> \u2014 nu necesit\u0103 modific\u0103ri ale aplica\u021biilor. \u00cen acest mod, Optane DC PM este utilizat ca memorie RAM adresabil\u0103 principal\u0103, iar volumul de memorie DRAM existent este folosit ca cache pentru Optane. Modul de memorie permite oferirea aplica\u021biilor unei cantit\u0103\u021bi semnificative de RAM la un pre\u021b mult mai mic, ceea ce poate fi important \u00een cazul g\u0103zduirii ma\u0219inilor virtuale, bazelor de date mari \u0219i a\u0219a mai departe. Trebuie men\u021bionat c\u0103 \u00een acest mod, Optane DC Persistent Memory este dependent\u0103 de putere, deoarece datele din aceasta sunt criptate cu o cheie care se pierde la repornire.<\/li>\n<li><b>Modul de acces direct<\/b> \u2014 aplica\u021biile \u0219i software-ul au capacitatea de a accesa direct Optane DC PM, simplific\u00e2nd astfel lan\u021bul de apeluri. De asemenea, \u00een acest mod se pot utiliza API-urile de stocare existente, permi\u021b\u00e2nd lucrul cu memoria asem\u0103n\u0103tor cu SSD-urile \u0219i, \u00een special, \u00eenc\u0103rcarea de pe acestea. Sistemul vede Optane DC PM \u0219i DRAM ca dou\u0103 pool-uri independente de memorie. Avantajul dumneavoastr\u0103 \u2014 o stocare mare, independent\u0103 de energie, rapid\u0103 \u0219i fiabil\u0103 pentru aplica\u021biile \u0219i nevoile sistemelor care necesit\u0103 un schimb de date intens. <\/li>\n<\/ul>\n<p>\nExist\u0103, de asemenea, o variant\u0103 intermediar\u0103: o parte din modulele Optane DC PM sunt utilizate \u00een modul de memorie, iar o parte - \u00een modul de acces direct. Pe urm\u0103toarea pagin\u0103 este prezentat\u0103 beneficiul utiliz\u0103rii Intel Optane DC Persistent Memory pentru gazduirea ma\u0219inilor virtuale.<\/p>\n<p><img decoding=\"async\" alt=\"Intel Optane DC Persistent Memory, un an mai t\u00e2rziu\" src=\"\/wp-content\/uploads\/2019\/06\/ce5bbac059568b89df753f8c07318e67.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAcum vom prezenta specifica\u021biile tehnice ale modulelor de memorie.<\/p>\n<p>Capacitate<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>Garan\u021bie<br \/>\n 5 ani<\/p>\n<p>AFR<br \/>\n \u2264 0.44<\/p>\n<p>Durabilitate 100% scriere 15W 256B<br \/>\n 292 PBW<br \/>\n 363 PBW<br \/>\n 300 PBW<\/p>\n<p>Durabilitate 100% scriere 15W 64B<br \/>\n 91 PBW<br \/>\n 91 PBW<br \/>\n 75 PBW<\/p>\n<p>Vitez\u0103 100% citire 15W 256B<br \/>\n 6.8 GB\/s<br \/>\n 6.8 GB\/s<br \/>\n 5.3 GB\/s<\/p>\n<p>Vitez\u0103 100% scriere 15W 256B<br \/>\n 1.85 GB\/s<br \/>\n 2.3 GB\/s<br \/>\n 1.89 GB\/s<\/p>\n<p>Vitez\u0103 100% citire 15W 64B<br \/>\n 1.7 GB\/s<br \/>\n 1.75 GB\/s<br \/>\n 1.4 GB\/s<\/p>\n<p>Vitez\u0103 100% scriere 15W 64B<br \/>\n 0.45 GB\/s<br \/>\n 0.58 GB\/s<br \/>\n 0.47 GB\/s<\/p>\n<p>Frecven\u021b\u0103 DDR<br \/>\n 2666, 2400, 2133, 1866 MT\/s<\/p>\n<p>Max. TDP<br \/>\n 15W<br \/>\n 18W<\/p>\n<p>\u0218i, \u00een cele din urm\u0103, despre pre\u021b. Pre\u021burile recomandate oficiale de Intel nu au fost \u00eenc\u0103 publicate, \u00eens\u0103 o serie de parteneri comerciali ai companiei au \u00eenceput deja s\u0103 ia precomenzi, la $850 - 900 pentru modul de 128 GB \u0219i $2,700 - $2,900 pentru 256 GB. Modulele de 512 GB nu sunt \u00eenc\u0103 disponibile, probabil c\u0103 vor ap\u0103rea ulterior. Astfel, costul pe GB \u00eencepe de la $7, echivalent cu pre\u021bul unui gigabyte de memorie server RDIMM.<br \/>\n<br \/>Sursa: <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 5.0.2.1 - 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\/ro\/blog\/administrirovanie\/intel-optane-dc-persistent-memory-god-spustya\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2.1\" 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