{"id":1217937,"date":"2025-02-20T10:33:10","date_gmt":"2025-02-20T15:33:10","guid":{"rendered":"https:\/\/www.prime-wow.com\/?p=1217937"},"modified":"2025-02-20T10:33:10","modified_gmt":"2025-02-20T15:33:10","slug":"filesystem-support-block-sizes-larger-than-the-page-size","status":"publish","type":"post","link":"https:\/\/www.prime-wow.com\/?p=1217937","title":{"rendered":"[$] Filesystem support  block sizes larger than the page size"},"content":{"rendered":"<div>The maximum filesystem block size that the kernel can support has always<br \/>\nbeen limited by the host page size for Linux, even if the filesystems could<br \/>\nhandle larger block sizes. The <a href=\"https:\/\/lwn.net\/ml\/all\/20240822135018.1931258-1-kernel@pankajraghav.com\/\">large-block-size (LBS) patches<\/a> that were <a href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/commit\/?id=171754c3808214d4fd8843eab584599a429deb52\">merged<\/a><br \/>\nfor the 6.12\u00a0kernel removed this limitation in XFS, thereby decoupling<br \/>\nthe page size from the filesystem block size. XFS is the first filesystem<br \/>\nto gain this support, with other filesystems likely to add LBS support in<br \/>\nthe future. In addition, the LBS patches have been used to get the <a href=\"https:\/\/lwn.net\/Articles\/974578\/\">initial atomic-write support<\/a> into XFS.<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The maximum filesystem block size that the kernel can support has always been limited by the host page size for Linux, even if the filesystems could handle larger block sizes. The large-block-size (LBS) patches that were merged for the 6.12\u00a0kernel &hellip; <a href=\"https:\/\/www.prime-wow.com\/?p=1217937\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[72,116,110],"tags":[],"class_list":["post-1217937","post","type-post","status-publish","format-standard","hentry","category-linux","category-lwn-net","category-unfiltered-rss"],"_links":{"self":[{"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=\/wp\/v2\/posts\/1217937","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1217937"}],"version-history":[{"count":0,"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=\/wp\/v2\/posts\/1217937\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1217937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1217937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.prime-wow.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1217937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}