{"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\/en\/blog\/news\/vypusk-klasternoj-fs-lustre-2-13","title":{"rendered":"Release of the Lustre 2.13 clustered FS","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\">Published<\/a><\/noindex> release of the clustered file system <noindex><a rel=\"nofollow\" href=\"http:\/\/lustre.org\/\">Lustre 2.13<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/01.org\/lustre-software\">used<\/a><\/noindex> in most (~60%) <noindex><a rel=\"nofollow\" href=\"http:\/\/top500.org\/\">largest<\/a><\/noindex> Linux clusters, containing tens of thousands of nodes. Scalability in such large systems is achieved through a multi-component architecture. Key components of Lustre include metadata processing and storage servers (MDS), management servers (MGS), object storage servers (OSS), object storage targets (OST, supporting operation over ext4 and ZFS), and clients. <\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"http:\/\/opensfs.org\/wp-content\/uploads\/2013\/10\/LustreComponents21.gif\"><img decoding=\"async\" alt=\"Release of the Lustre 2.13 clustered FS\" src=\"\/wp-content\/uploads\/2019\/12\/f15528122c05c786342417f8ef425c70.gif\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Key <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.lustre.org\/Lustre_2.13.0_Changelog\">innovations<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-10092\">Implemented<\/a><\/noindex> persistent client cache (Persistent Client Cache), which allows the use of local storage such as NVMe or NVRAM as part of the global namespace of the filesystem. Clients can cache data related to created or existing files in the locally mounted filesystem with a cache (for example, in ext4). During the operation of the current client, these files are processed locally at the speed of the local filesystem, but, in case another client attempts to access them, they automatically migrate to the global filesystem.\n<li class=\"l\"> In routers <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\">implemented<\/a><\/noindex> automatic route discovery when using multi-path routing through different network interfaces (Multi-Rail Routing) and increased reliability of configurations with nodes that have multiple network interfaces.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-9846\">Added<\/a><\/noindex> the \"overstriping\" mode, in which an object storage (OST) can contain multiple copies of stripe blocks for a single file, allowing several clients to perform simultaneous write operations to the file without waiting for the lock to be released.\n<li class=\"l\"> Now includes <noindex><a rel=\"nofollow\" href=\"https:\/\/jira.whamcloud.com\/browse\/LU-10070\">disabling the tracker blocking<\/a><\/noindex> self-extending file placement schemes (Self-Extending Layouts), which enhance the flexibility of applying the PFL (Progressive File Layouts) mode in heterogeneous filesystems. For instance, when the filesystem includes small pools of storage based on fast Flash drives and large disk pools, the proposed capability allows for writing primarily to fast storage, and then automatically switching to slower disk pools once space runs out.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Source: <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 5.0.2 - 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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