{"id":2257,"date":"2009-02-18T00:45:01","date_gmt":"2009-02-17T15:45:01","guid":{"rendered":"http:\/\/yasu2.prosou.nu\/blog\/index.php\/2009\/02\/18\/block_devices_are_gone\/"},"modified":"2009-02-18T00:45:01","modified_gmt":"2009-02-17T15:45:01","slug":"block_devices_are_gone","status":"publish","type":"post","link":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/2009\/02\/18\/2257\/","title":{"rendered":"Block devices are gone"},"content":{"rendered":"<p>I&#8217;ve found that <a href=\"http:\/\/www.freebsd.org\/doc\/en\/books\/arch-handbook\/driverbasics-block.html\">FreeBSD had dropped block device support<\/a>. I totally agree with the idea about the risk of block device&#8217;s caching mechanism on disaster recovery (write reordering may suffer recovery tools such as fsck).<\/p>\n<p>\nAnyway, on my FreeBSD box,<\/p>\n<pre>\n% ls \/dev\/ad0*\ncrw-r-----  1 root  operator    0,  82 Dec 15 20:12 \/dev\/ad0\ncrw-r-----  1 root  operator    0,  83 Dec 15 20:12 \/dev\/ad0s1\ncrw-r-----  1 root  operator    0,  85 Dec 16 05:12 \/dev\/ad0s1a\ncrw-r-----  1 root  operator    0,  86 Dec 16 05:12 \/dev\/ad0s1b\ncrw-r-----  1 root  operator    0,  87 Dec 15 20:12 \/dev\/ad0s1c\ncrw-r-----  1 root  operator    0,  88 Dec 16 05:12 \/dev\/ad0s1d\ncrw-r-----  1 root  operator    0,  89 Dec 16 05:12 \/dev\/ad0s1e\ncrw-r-----  1 root  operator    0,  90 Dec 16 05:12 \/dev\/ad0s1f\ncrw-r-----  1 root  operator    0,  91 Dec 16 05:12 \/dev\/ad0s1g\n<\/pre>\n<p>Oh&#8230; I didn&#8217;t know.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I&#8217;ve found that FreeBSD had dropped block device support. I totally agree with the idea about the risk o &hellip; <a href=\"https:\/\/yasu2.prosou.nu\/blog\/index.php\/2009\/02\/18\/2257\/\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;Block devices are gone&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2257","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/posts\/2257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=2257"}],"version-history":[{"count":0,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/posts\/2257\/revisions"}],"wp:attachment":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=2257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=2257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=2257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}