{"id":11728,"date":"2025-01-05T09:39:27","date_gmt":"2025-01-05T08:39:27","guid":{"rendered":"http:\/\/www.cmes.cz\/web\/?page_id=11728"},"modified":"2025-01-05T09:42:13","modified_gmt":"2025-01-05T08:42:13","slug":"slavnostni-uvedeni-pocitace-nec-sx-6-do-provozu","status":"publish","type":"page","link":"http:\/\/www.cmes.cz\/web\/slavnostni-uvedeni-pocitace-nec-sx-6-do-provozu\/","title":{"rendered":"SLAVNOSTN\u00cd UVEDEN\u00cd PO\u010c\u00cdTA\u010cE NEC SX-6 DO PROVOZU"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"11728\" class=\"elementor elementor-11728\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-55fd237 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"55fd237\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8fd62f6\" data-id=\"8fd62f6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2cdd6a8 elementor-widget elementor-widget-text-editor\" data-id=\"2cdd6a8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 08-11-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p class=\"rtejustify\"><span style=\"color: #003366;\">Dne 6. listopadu 2004 byl v komo\u0159ansk\u00e9m s\u00eddle \u010cesk\u00e9ho hydrometeorologick\u00e9ho \u00fastavu slavnostn\u011b uveden do provozu nov\u00fd vysoce v\u00fdkonn\u00fd po\u010d\u00edta\u010d NEC SX-6. Akce, kter\u00e9 se z\u00fa\u010dastnila \u0159ada v\u00fdznamn\u00fdch host\u016f, m\u011bla za c\u00edl jednak form\u00e1ln\u011b uzav\u0159\u00edt nejv\u00fdznamn\u011bj\u0161\u00ed technologickou inovaci v \u010cHM\u00da v roce 2003, jednak p\u0159ibl\u00ed\u017eit ve\u0159ejnosti i z\u00e1stupc\u016fm st\u00e1tn\u00ed spr\u00e1vy a partnersk\u00fdch organizac\u00ed smysl a ur\u010den\u00ed tohoto \u0161pi\u010dkov\u00e9ho za\u0159\u00edzen\u00ed z oblasti superpo\u010d\u00edta\u010d\u016f a jeho nejv\u00fdznamn\u011bj\u0161\u00ed aplikace, numerick\u00e9ho p\u0159edpov\u011bdn\u00edho modelu ALADIN.<\/span><\/p><p class=\"rtejustify\"><span style=\"color: #003366;\">V \u00favodn\u00ed odborn\u00e9 \u010d\u00e1sti zazn\u011bly refer\u00e1ty z\u00e1stupc\u016f \u010cHM\u00da a dodavatele za\u0159\u00edzen\u00ed, spole\u010dnosti NEC High Performance Computing Europe GmbH. P\u0159edn\u00e1\u0161ej\u00edc\u00ed p\u0159edstavili syst\u00e9m p\u0159edpov\u011bdn\u00ed a varovn\u00e9 slu\u017eby, roli numerick\u00fdch p\u0159edpov\u011bdn\u00edch model\u016f atmosf\u00e9ry a jejich technologick\u00e9 pot\u0159eby, koncepci vektorov\u00fdch superpo\u010d\u00edta\u010d\u016f NEC \u0159ady SX, jako\u017e i celkov\u00fd stav zav\u00e1d\u011bn\u00ed pokro\u010dil\u00fdch technologi\u00ed do p\u0159edpov\u011bdn\u00ed praxe a budouc\u00ed v\u00fdvoj a pot\u0159eby \u010desk\u00e9 hydrometeorologick\u00e9 slu\u017eby. V pr\u016fb\u011bhu n\u00e1sleduj\u00edc\u00edho spole\u010densk\u00e9ho programu byla uspo\u0159\u00e1d\u00e1na exkurze do po\u010d\u00edta\u010dov\u00e9ho s\u00e1lu, kde bylo mo\u017eno se s nov\u00fdm modelem \u0159ady SX-6 bl\u00ed\u017ee sezn\u00e1mit, a prob\u00edhala \u0159ada neform\u00e1ln\u00edch diskus\u00ed a rozhovor\u016f souvisej\u00edc\u00edch s tematy superpo\u010d\u00edta\u010d\u016f a numerick\u00fdm modelov\u00e1n\u00edm v meteorologii.<\/span><\/p><p class=\"rtejustify\"><span style=\"color: #003366;\"><img decoding=\"async\" class=\"alignleft\" src=\"http:\/\/www.cmes.cz\/sites\/default\/files\/nec.JPG\" alt=\"\" \/>Vysoce v\u00fdkonn\u00fd po\u010d\u00edta\u010d NEC SX-6\/4B-32 byl dod\u00e1n firmou Nippon Electronic Computers (NEC) na z\u00e1klad\u011b v\u00fdb\u011brov\u00e9ho \u0159\u00edzen\u00ed na inovaci po\u010d\u00edta\u010de pro numerick\u00fd p\u0159edpov\u011bdn\u00ed model ALADIN. Dodan\u00fd st\u0159edn\u00ed model \u0159ady SX-6 je vybaven\u00fd \u010dty\u0159mi vektorov\u00fdmi procesory se \u0161pi\u010dkov\u00fdm v\u00fdkonem 32 GFlops (32 miliard po\u010detn\u00edch operac\u00ed v pohybliv\u00e9 desetinn\u00e9 \u010d\u00e1rce za sekundu) a 32 GB sd\u00edlen\u00e9 pam\u011bti. Kombinace velmi rychl\u00fdch vektorov\u00fdch procesor\u016f schopn\u00fdch d\u00edky vektorizaci algoritm\u016f prov\u00e1d\u011bt a\u017e 8 miliard po\u010detn\u00edch operac\u00ed za sekundu, a velk\u00e9 pam\u011bti s vysokorychlostn\u00edm p\u0159\u00edm\u00fdm propojen\u00edm s procesory vytv\u00e1\u0159\u00ed unik\u00e1tn\u00ed specializovan\u00e9 za\u0159\u00edzen\u00ed vhodn\u00e9 pro \u0159e\u0161en\u00ed probl\u00e9m\u016f toho typu, jak\u00fdmi jsou numerick\u00e9 p\u0159edpov\u011bdn\u00ed modely po\u010das\u00ed, jako\u017e i \u0159ada dal\u0161\u00edch v\u011bdecko\u00acv\u00fdzkumn\u00fdch \u00fakol\u016f. NEC produkuje tyto po\u010d\u00edta\u010de i v mnohem v\u011bt\u0161\u00edch konfigurac\u00edch, ve form\u011b tzv. multin\u00f3d\u016f. Nap\u0159. japonsk\u00fd Earth Simul\u00e1tor, sestaven\u00fd z modul\u016f SX-6, byl se sv\u00fdm v\u00fdkonem t\u00e9m\u011b\u0159 35 Tflops v roce 2002 nejv\u00fdkonn\u011bj\u0161\u00edm super-po\u010d\u00edta\u010dem na planet\u011b. NEC je zaveden\u00fdm dodavatelem superpo\u010d\u00edta\u010d\u016f i pro meteorologick\u00e9 slu\u017eby. Nap\u0159\u00edklad. britsk\u00e1 pov\u011btrnostn\u00ed slu\u017eba UK MetOffice se loni rozhodla zakoupit velkou konfiguraci SX-6 pro numerick\u00e9 p\u0159edpov\u00edd\u00e1n\u00ed po\u010das\u00ed a modelov\u00e1n\u00ed klimatu, syst\u00e9my \u0159ady SX-4 a SX-6 pou\u017e\u00edv\u00e1 d\u00e1nsk\u00e1 a \u0161v\u00fdcarsk\u00e1 slu\u017eba. T\u0159\u00edprocesorov\u00fd SX-4 provozuje od roku 1998 \u010cHM\u00da a do roku 2002 jej sd\u00edlel s dal\u0161\u00edmi st\u0159edoevropsk\u00fdmi slu\u017ebami v r\u00e1mci projektu RC LACE.<\/span><\/p><p class=\"rtejustify\"><span style=\"color: #003366;\">P\u0159ed deseti lety specializovan\u00e9 vektorov\u00e9 syst\u00e9my, spojovan\u00e9 p\u0159edev\u0161\u00edm se jm\u00e9nem firmy CRAY Research, prakticky vl\u00e1dly sv\u011btu nejv\u00fdkonn\u011bj\u0161\u00edch superpo\u010d\u00edta\u010d\u016f. S p\u0159\u00edchodem v\u00fdkonn\u00fdch a d\u00edky masivn\u00ed produkci i v\u00fdrazn\u011b levn\u011bj\u0161\u00edch skal\u00e1rn\u00edch procesor\u016f v\u0161ak pod\u00edl vektorov\u00fdch procesor\u016f za\u010dal klesat a \u0159ada tradi\u010dn\u00edch v\u00fdrobc\u016f je \u00fapln\u011b p\u0159estala vyr\u00e1b\u011bt. V sou\u010dasnosti vektorov\u00e9 procesory produkuje pouze NEC a znovuzrozen\u00fd CRAY. Okolo roku 2000 se i v kruz\u00edch nez\u00e1visl\u00fdch odborn\u00edk\u016f za\u010dal objevovat n\u00e1zor, \u017ee vektorov\u00e9 syst\u00e9my se postupn\u011b omez\u00ed jen na nejv\u011bt\u0161\u00ed instalace, proto\u017ee z trhu st\u0159edn\u011b v\u00fdkonn\u00fdch superpo\u010d\u00edta\u010d\u016f je \u00fapln\u011b vytla\u010d\u00ed skal\u00e1rn\u00ed, symetrick\u00e9 multiprocesorov\u00e9 syst\u00e9my (SMP). Firm\u011b NEC se v\u0161ak poda\u0159ilo p\u0159i p\u0159echodu od SX-5 k SX-6 vektorov\u00fd procesor v\u00fdrazn\u011b zmen\u0161it a zlevnit jeho provoz, a tak si zachovat schopnost produkovat cenov\u011b konkurenceschopn\u00e9 po\u010d\u00edta\u010de i ve v\u00fdkonnostn\u00edm oboru des\u00edtek GFlops. V\u011bdc\u016fm a program\u00e1tor\u016fm v\u00fdpo\u010detn\u011b n\u00e1ro\u010dn\u00fdch aplikac\u00ed tak z\u016fstala i nad\u00e1le mo\u017enost volby mezi vektorov\u00fdmi a skal\u00e1rn\u00edmi po\u010d\u00edta\u010di, tedy mezi specializovan\u00fdmi po\u010d\u00edta\u010di s n\u011bkolika velmi v\u00fdkonn\u00fdmi procesory na jedn\u00e9 stran\u011b a univerz\u00e1ln\u011bj\u0161\u00edmi po\u010d\u00edta\u010di sestaven\u00fdmi z mnoha procesor\u016f b\u011b\u017en\u00e9ho v\u00fdkonu na stran\u011b druh\u00e9.<\/span><\/p><p class=\"rtejustify\"><span style=\"color: #003366;\">D\u00edky vysok\u00e9 m\u00ed\u0159e portability programov\u00e9ho k\u00f3du modelu ALADIN schopn\u00e9ho efektivn\u00ed pr\u00e1ce jak na vektorov\u00fdch, tak na mnohaprocesorov\u00fdch skal\u00e1rn\u00edch po\u010d\u00edta\u010d\u00edch, mohl \u010cHM\u00da pozvat do sout\u011b\u017ee o dod\u00e1vku nov\u00e9ho vysoce v\u00fdkonn\u00e9ho po\u010d\u00edta\u010de \u0161irok\u00e9 spektrum v\u00fdrobc\u016f r\u016fzn\u00fdch syst\u00e9m\u016f. N\u00e1sledn\u00e1 volba NEC SX-6, jako \u0159e\u0161en\u00ed s nejlep\u0161\u00edm pom\u011brem n\u00e1klad\u016f k v\u00fdkonu dodan\u00e9ho za\u0159\u00edzen\u00ed, s sebou p\u0159inesla i nezanedbatelnou v\u00fdhodu zachov\u00e1n\u00ed kontinuity s p\u0159edchoz\u00edm superpo\u010d\u00edta\u010dem NEC SX-4 a n\u00e1sledn\u00e9ho hladk\u00e9ho p\u0159echodu na nov\u00fd po\u010d\u00edta\u010d.<\/span><\/p><p class=\"rtejustify\"><span style=\"color: #003366;\">Po\u010d\u00edta\u010d NEC SX-6 je v sou\u010dasn\u00e9 dob\u011b v pln\u00e9m operativn\u00edm provozu a model ALADIN je na n\u011bm pravideln\u011b po\u010d\u00edt\u00e1n od konce \u010dervna 2003. Za\u0159\u00edzen\u00ed bude slou\u017eit i k\u00a0modernizaci p\u0159edpov\u011bdn\u00ed a varovn\u00e9 slu\u017eby \u010cHM\u00da podle vl\u00e1dou schv\u00e1len\u00e9ho projektu v roce 2003. Po\u010d\u00edta\u010d, spolu s p\u0159edpokl\u00e1dan\u00fdm zdvojn\u00e1soben\u00edm jeho kapacity v roce 2005, bude slou\u017eit pot\u0159eb\u00e1m provozu a dal\u0161\u00edho v\u00fdvoje modelu ALADIN a ALA- DIN-2 a\u017e do roku 2008, kdy se p\u0159edpokl\u00e1d\u00e1 ukon\u010den\u00ed v\u00fdvoje prvn\u00ed provozuschopn\u00e9 verze modelu AROME se v\u0161emi jeho v\u00fdrazn\u011b vy\u0161\u0161\u00edmi n\u00e1roky na v\u00fdpo\u010detn\u00ed techniku. SX-6 je v\u0161ak v \u010cHM\u00da p\u0159ipraven \u0159e\u0161it i dal\u0161\u00ed \u00fakoly, a to jak z meteorologick\u00fdch obor\u016f, zejm\u00e9na region\u00e1ln\u00ed modelov\u00e1n\u00ed klimatu, tak i jin\u00fdch oblast\u00ed \u010desk\u00e9 v\u011bdy a v\u00fdzkumu.<\/span><\/p><p class=\"rteright\"><span style=\"color: #003366;\"><em>Martin Janou\u0161ek, MZ 2003\/6, ro\u010dn\u00edk 56, str. 190-191<\/em><\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Dne 6. listopadu 2004 byl v komo\u0159ansk\u00e9m s\u00eddle \u010cesk\u00e9ho hydrometeorologick\u00e9ho \u00fastavu slavnostn\u011b uveden do provozu nov\u00fd vysoce v\u00fdkonn\u00fd po\u010d\u00edta\u010d NEC SX-6. Akce, kter\u00e9 se z\u00fa\u010dastnila \u0159ada v\u00fdznamn\u00fdch host\u016f, m\u011bla za [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-11728","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/pages\/11728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/comments?post=11728"}],"version-history":[{"count":4,"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/pages\/11728\/revisions"}],"predecessor-version":[{"id":11732,"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/pages\/11728\/revisions\/11732"}],"wp:attachment":[{"href":"http:\/\/www.cmes.cz\/web\/wp-json\/wp\/v2\/media?parent=11728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}