{"id":2033,"date":"2018-09-26T22:55:50","date_gmt":"2018-09-26T20:55:50","guid":{"rendered":"http:\/\/sophie-matthieu.eu\/?p=2033"},"modified":"2019-09-26T22:28:48","modified_gmt":"2019-09-26T20:28:48","slug":"technologiesevents-cluster-beowulf","status":"publish","type":"post","link":"https:\/\/sophie-matthieu.eu\/index.php\/2018\/09\/26\/technologiesevents-cluster-beowulf\/","title":{"rendered":"TechnologiesEVENTS \u2013  Cluster Beowulf"},"content":{"rendered":"<p>Nouveau projet technologique : Suite a une demande accrue pour faire du calculs de photogramm\u00e9trie, j ai voulu me lancer dans l aventure du Cluster de calculs (HPC : High Performance Computer). J ai voulu faire une premi\u00e8re \u00e9bauche avec du \u00ab\u00a0Ubuntu\u00a0\u00bb. J&rsquo;ai rapidement arr\u00eat\u00e9 cette voie qui m avait l air pas tr\u00e8s stable sans trop d outil de gestions de n\u0153uds du Cluster \u00ab\u00a0Beowulf\u00a0\u00bb. J ai d\u00e9couvert une solution Open Source qui s appelle \u00ab\u00a0Rocks Cluster\u00a0\u00bb, une v\u00e9ritable solution HPC, avec une configurations automatique des N\u0153uds via le protocole r\u00e9seaux PXE.<\/p>\n<p>Le projet Beowulf avait \u00e9t\u00e9 d\u00e9velopp\u00e9 dans les ann\u00e9es 90 par la NASA pour d\u00e9velopper des calculateurs a budget limit\u00e9&#8230;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"gmedia_gallery amron_module is_bot\" id=\"GmediaGallery_39\" data-gmid=\"39\" data-module=\"amron\"><script type=\"text\/javascript\">\n\t(function() {\n\t\tthis['GmediaGallery_39'] = {\n\t\t\t'settings':{\"collectionThumbRecomendedWidth\":\"260\",\"collectionPreloaderColor\":\"333333\",\"linkTargetWindow\":\"_blank\",\"thumbSpacing\":\"10\",\"tagsFilter\":\"1\",\"tagCloudAll\":\"All\",\"tagCloudTextColor\":\"rgba(0, 0, 0, 1)\",\"tagCloudTextColorOver\":\"rgba(255,255, 255, 1)\",\"tagCloudBgColor\":\"rgba(211, 211, 211, 1)\",\"tagCloudBgColorOver\":\"rgba(11, 11, 11, 1)\",\"collectionThumbHoverColor\":\"rgba(0, 0, 0, .7)\",\"collectionThumbContentBGColor\":\"rgba(245,245,245,1)\",\"collectionThumbTitleShow\":\"1\",\"collectionThumbTitleColor\":\"rgba(0,0,0,1)\",\"collectionThumbFontSize\":\"18\",\"collectionThumbDescriptionShow\":\"1\",\"collectionThumbDescriptionColor\":\"rgba(0,0,0,1)\",\"collectionThumbDescriptionFontSize\":\"15\",\"collectionReadMoreButtonLabel\":\"Read More\",\"collectionReadMoreButtonLabelColor\":\"rgba(255, 255, 255, 1)\",\"collectionReadMoreButtonBGColor\":\"rgba(0, 0, 0, 1)\",\"collectionReadMoreButtonLabelColorHover\":\"rgba(0, 0, 0, 1)\",\"collectionReadMoreButtonBGColorHover\":\"rgba(235,235,235,1)\",\"modaBgColor\":\"rgba(0,0,0,0.9)\",\"modalInfoBoxBgColor\":\"rgba(255,255,255,1)\",\"modalInfoBoxTitleTextColor\":\"000000\",\"modalInfoBoxTextColor\":\"333333\",\"infoBarCountersEnable\":\"1\",\"infoBarDateInfoEnable\":\"1\",\"lightBoxEnable\":\"1\",\"sliderPreloaderColor\":\"ffffff\",\"sliderBgColor\":\"rgba(0,0,0,0.8)\",\"sliderHeaderFooterBgColor\":\"000000\",\"sliderNavigationColor\":\"rgba(0,0,0,1)\",\"sliderNavigationIconColor\":\"rgba(255,255,255,1)\",\"sliderNavigationColorOver\":\"rgba(255,255,255,1)\",\"sliderNavigationIconColorOver\":\"rgba(0,0,0,1)\",\"sliderItemTitleFontSize\":\"24\",\"sliderItemTitleTextColor\":\"ffffff\",\"sliderThumbBarEnable\":\"0\",\"sliderThumbBarHoverColor\":\"ffffff\",\"sliderThumbSubMenuBackgroundColor\":\"rgba(0,0,0,1)\",\"sliderThumbSubMenuBackgroundColorOver\":\"rgba(255,255,255,1)\",\"sliderThumbSubMenuIconColor\":\"rgba(255,255,255,1)\",\"sliderThumbSubMenuIconHoverColor\":\"rgba(0,0,0,1)\",\"sliderInfoEnable\":\"1\",\"sliderItemDownload\":\"1\",\"sliderItemDiscuss\":\"1\",\"sliderSocialShareEnabled\":\"1\",\"sliderLikesEnabled\":\"1\",\"customCSS\":\"\",\"module_url\":\"https:\\\/\\\/sophie-matthieu.eu\\\/wp-content\\\/plugins\\\/grand-media\\\/module\\\/amron\",\"license\":\"\",\"post_url\":\"https:\\\/\\\/sophie-matthieu.eu\\\/wp-json\\\/wp\\\/v2\\\/posts\\\/2033\"},\n\t\t\t'appQuery':{\"gmedia__in\":\"476,477,478,479,480,481\",\"order\":\"ASC\",\"orderby\":\"gmedia__in\",\"status\":[\"publish\"],\"limit\":100},\n\t\t\t'appApi':\"https:\\\/\\\/sophie-matthieu.eu\\\/?gmedia-app=1&gmappversion=4&gmmodule=1\",\n\t\t\t'appInfo':{\"name\":\"Beowulf...\",\"description\":\"\"}};\n\t})();\n<\/script>\n<\/div>\n<p>&nbsp;<\/p>\n<p>Dans un \u00ab\u00a0Rocks Cluster\u00a0\u00bb, on a la structure habituelle d un Cluster HPC, un Front End avec 2 cartes R\u00e9seaux, une pour un acc\u00e8s a \u00ab\u00a0Internet\u00a0\u00bb et une autre pour le \u00ab\u00a0r\u00e9seau priv\u00e9 exclusif \u00a0\u00bb entre le Front End et les noeuds (Compute Node).&nbsp; Ce qui permet d avoir aucune pollution de traffic autres&#8230; Le But du jeu ce serait de faire du calcul parall\u00e8le sur chaque \u00ab\u00a0Compute Node\u00a0\u00bb en assignant des jobs a chaque noeuds&#8230; \u00ab\u00a0Rocks Cluster\u00a0\u00bb est bas\u00e9 sur \u00ab\u00a0CentOS\u00a0\u00bb qui contient une base de \u00ab\u00a0Red Hat Entreprise Linux\u00a0\u00bb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nouveau projet technologique : Suite a une demande accrue pour faire du calculs de photogramm\u00e9trie, j ai voulu me lancer dans l aventure du Cluster de calculs (HPC : High Performance Computer). J ai voulu faire une premi\u00e8re \u00e9bauche avec du \u00ab\u00a0Ubuntu\u00a0\u00bb. J&rsquo;ai rapidement arr\u00eat\u00e9 &hellip; <a href=\"https:\/\/sophie-matthieu.eu\/index.php\/2018\/09\/26\/technologiesevents-cluster-beowulf\/\" class=\"more-link\"><span>Continue reading<span class=\"screen-reader-text\">TechnologiesEVENTS \u2013  Cluster Beowulf<\/span><\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":2710,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"_links":{"self":[{"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/posts\/2033"}],"collection":[{"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/comments?post=2033"}],"version-history":[{"count":6,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/posts\/2033\/revisions"}],"predecessor-version":[{"id":2713,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/posts\/2033\/revisions\/2713"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/media\/2710"}],"wp:attachment":[{"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/media?parent=2033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/categories?post=2033"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sophie-matthieu.eu\/index.php\/wp-json\/wp\/v2\/tags?post=2033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}