{"id":53738,"date":"2019-12-09T00:00:00","date_gmt":"2019-12-08T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/vypusk-klasternoj-fs-lustre-2-13"},"modified":"2020-02-18T14:01:40","modified_gmt":"2020-02-18T11:01:40","slug":"vypusk-klasternoj-fs-lustre-2-13","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-klasternoj-fs-lustre-2-13","title":{"rendered":"Verze clusterov\u00e9ho FS Lustre 2.13","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/lustre-announce@lists.lustre.org\/msg00177.html\">Byl zve\u0159ejn\u011bn<\/a><\/noindex> uvoln\u011bn\u00ed clusterov\u00e9ho souborov\u00e9ho syst\u00e9mu <noindex><a rel=\"nofollow\" href=\"http:\/\/lustre.org\/\">Lustre 2.13<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/01.org\/lustre-software\">pou\u017e\u00edvan\u00e9ho<\/a><\/noindex> ve velk\u00e9 \u010d\u00e1sti (~60%) <noindex><a rel=\"nofollow\" href=\"http:\/\/top500.org\/\">nejv\u011bt\u0161\u00edch<\/a><\/noindex> Linuxov\u00fdch cluster\u016f obsahuj\u00edc\u00edch des\u00edtky tis\u00edc uzl\u016f. \u0160k\u00e1lovatelnost tak velk\u00fdch syst\u00e9m\u016f je dosa\u017eena d\u00edky v\u00edcekomponentn\u00ed architektu\u0159e. Kl\u00ed\u010dov\u00fdmi komponentami Lustre jsou servery pro zpracov\u00e1n\u00ed a ukl\u00e1d\u00e1n\u00ed metadat (MDS), \u0159\u00edd\u00edc\u00ed servery (MGS), servery pro ukl\u00e1d\u00e1n\u00ed objekt\u016f (OSS), \u00falo\u017ei\u0161t\u011b objekt\u016f (OST, podporuje provoz na ext4 a ZFS) a klienti. <\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"http:\/\/opensfs.org\/wp-content\/uploads\/2013\/10\/LustreComponents21.gif\"><img decoding=\"async\" alt=\"Verze clusterov\u00e9ho FS Lustre 2.13\" src=\"\/wp-content\/uploads\/2019\/12\/f15528122c05c786342417f8ef425c70.gif\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Hlavn\u00ed <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.lustre.org\/Lustre_2.13.0_Changelog\">novinky<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-10092\">Realizov\u00e1no<\/a><\/noindex> trval\u00e1 mezipam\u011b\u0165 na stran\u011b klienta (Persistent Client Cache), kter\u00e1 umo\u017e\u0148uje vyu\u017e\u00edvat m\u00edstn\u00ed \u00falo\u017ei\u0161t\u011b, jako je NVMe nebo NVRAM, jako sou\u010d\u00e1st glob\u00e1ln\u00edho n\u00e1zvu FS. Klienti mohou mezipam\u011b\u0165ovat data souvisej\u00edc\u00ed s vytv\u00e1\u0159en\u00fdmi nebo existuj\u00edc\u00edmi soubory na lok\u00e1ln\u011b p\u0159ipojen\u00e9m FS s mezipam\u011bt\u00ed (nap\u0159. ve ext4). V pr\u016fb\u011bhu pr\u00e1ce aktu\u00e1ln\u00edho klienta jsou tyto soubory zpracov\u00e1v\u00e1ny lok\u00e1ln\u011b rychlost\u00ed m\u00edstn\u00edho FS, ale v p\u0159\u00edpad\u011b pokusu o p\u0159\u00edstup jin\u00e9ho klienta se automaticky migruj\u00ed do glob\u00e1ln\u00edho FS.\n<li class=\"l\"> V sm\u011brova\u010d\u00edch <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.lustre.org\/LNet_Router_Config_Guide\">LNet<\/a><\/noindex>  <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-11297\">bylo realizov\u00e1no<\/a><\/noindex> automatick\u00e9 objevov\u00e1n\u00ed tras p\u0159i pou\u017eit\u00ed v\u00edcestup\u0148ov\u00e9ho sm\u011brov\u00e1n\u00ed p\u0159es r\u016fzn\u00e9 s\u00ed\u0165ov\u00e9 rozhran\u00ed (Multi-Rail Routing) a zv\u00fd\u0161en\u00e1 spolehlivost fungov\u00e1n\u00ed konfigurac\u00ed se uzly s v\u00edce s\u00ed\u0165ov\u00fdmi rozhran\u00edmi.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-9846\">P\u0159id\u00e1no<\/a><\/noindex> re\u017eim \u201eoverstriping\u201c, p\u0159i kter\u00e9m m\u016f\u017ee jedno \u00falo\u017ei\u0161t\u011b objekt\u016f (OST) obsahovat v\u00edce kopi\u00ed stripe-blok\u016f pro jeden soubor, co\u017e umo\u017e\u0148uje n\u011bkolika klient\u016fm sou\u010dasn\u011b prov\u00e1d\u011bt operace spole\u010dn\u00e9ho z\u00e1znamu do souboru bez \u010dek\u00e1n\u00ed na uvoln\u011bn\u00ed z\u00e1mku.\n<li class=\"l\"> P\u0159ibyla <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-10070\">podpora<\/a><\/noindex> samo-roz\u0161i\u0159uj\u00edc\u00ed se sch\u00e9mata um\u00edst\u011bn\u00ed soubor\u016f (Self-Extending Layouts), kter\u00e1 zvy\u0161uj\u00ed flexibilitu aplikace re\u017eimu PFL (Progressive File Layouts) v heterogenn\u00edch FS. Nap\u0159\u00edklad kdy\u017e FS zahrnuje mal\u00e9 \u00falo\u017ei\u0161t\u011b zalo\u017een\u00e1 na rychl\u00fdch Flash jednotk\u00e1ch a velk\u00e9 diskov\u00e9 z\u00e1soby, navr\u017een\u00e1 mo\u017enost umo\u017e\u0148uje prim\u00e1rn\u011b prov\u00e1d\u011bt z\u00e1pis do rychl\u00fdch \u00falo\u017ei\u0161\u0165 a po vy\u010derp\u00e1n\u00ed m\u00edsta se automaticky p\u0159epnout na pomalej\u0161\u00ed diskov\u00e9 z\u00e1soby.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51994\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043d\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Lustre 2.13, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0439 \u0432 \u0431\u043e\u043b\u044c\u0448\u0435\u0439 \u0447\u0430\u0441\u0442\u0438 (~60%) \u043a\u0440\u0443\u043f\u043d\u0435\u0439\u0448\u0438\u0445 Linux-\u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043e\u0432, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0445 \u0434\u0435\u0441\u044f\u0442\u043a\u0438 \u0442\u044b\u0441\u044f\u0447 \u0443\u0437\u043b\u043e\u0432. \u041c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u043e\u0441\u0442\u044c \u043d\u0430 \u0441\u0442\u043e\u043b\u044c \u043a\u0440\u0443\u043f\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0434\u043e\u0441\u0442\u0438\u0433\u0430\u0435\u0442\u0441\u044f \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u043c\u043d\u043e\u0433\u043e\u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043d\u043e\u0439 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0435. \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u043c\u0438 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430\u043c\u0438 Lustre \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0441\u0435\u0440\u0432\u0435\u0440\u044b \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0445 (MDS), \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0435 \u0441\u0435\u0440\u0432\u0435\u0440\u044b (MGS), \u0441\u0435\u0440\u0432\u0435\u0440\u044b \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u0432 (OSS), \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u0432 (OST, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u043f\u043e\u0432\u0435\u0440\u0445 ext4 \u0438 ZFS) \u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u044b. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":53739,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-53738","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043d\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\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\" 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