{"id":8,"date":"2006-02-16T15:27:43","date_gmt":"2006-02-16T07:27:43","guid":{"rendered":"http:\/\/blog.urdada.net\/2006\/02\/16\/8\/"},"modified":"2007-09-13T13:02:34","modified_gmt":"2007-09-13T05:02:34","slug":"freebsd-software-raid-1-gmirror","status":"publish","type":"post","link":"https:\/\/dada.tw\/blog\/2006\/02\/16\/8\/","title":{"rendered":"FreeBSD Software RAID-1 (gmirror)"},"content":{"rendered":"<p>\u624b\u908a\u67d0\u53f0\u4f3a\u670d\u5668\u7684 root \u786c\u789f\u592a\u5c0f\u4e86\uff08\u53ea\u6709 8GB\uff09\uff0c\u7136\u5f8c\u4e0a\u9762\u53c8\u4e1f\u4e86\u5f88\u591a\u91cd\u8981\u7684\u6771\u897f\uff0c\u6240\u4ee5\u4e00\u76f4\u60f3\u628a\u5b83\u7d66\u63db\u6210\u5927\u4e00\u9ede\u7684\uff0c\u525b\u597d\u624b\u908a\u6709\u4e00\u4e9b\u63db\u4e0b\u4f86\u7684 18GB  \u786c\u789f\u5099\u54c1\uff0c\u5c31\u6c7a\u5b9a\u4f86\u63db\u4e00\u4e0b\uff0c\u4e26\u73a9\u73a9 Software RAID-1  (Mirror)<\/p>\n<p>\u9996\u5148\u662f\u628a\u7cfb\u7d71\u789f\u5148\u63db\u5230\u6bd4\u8f03\u5927\u9846\u7684\u786c\u789f\uff0c\u6b65\u9a5f\u8acb\u53c3\u8003\uff1a<\/p>\n<p>FreeBSD Handbook: <a href=\"http:\/\/www.freebsd.org\/doc\/en_US.ISO8859-1\/books\/faq\/disks.html#NEW-HUGE-DISK\" target=\"_blank\">How do I move my system over to my huge new disk?<\/a><\/p>\n<p>\u63a5\u4e0b\u4f86\u5c31\u8981\u73a9\u73a9 Software RAID-1 (Mirror) \u4e86<\/p>\n<p>\u904e\u53bb FreeBSD \u4e0b\u9762 Software RAID  \u7684\u4f5c\u6cd5\u5927\u591a\u4f7f\u7528 <a href=\"http:\/\/www.freebsddiary.org\/vinum.php\" target=\"_blank\">vinum<\/a>\uff0c\u4f46 vinum \u7684\u7528\u6cd5\u6bd4\u8f03\u8907\u96dc\uff0c\u800c\u4e14\u4f3c\u4e4e\u53ea\u80fd\u9069\u7528\u65b0\u7684\u5206\u5272\u5340\uff0c\u7121\u6cd5\u5c0d\u539f\u6709\u7684\u786c\u789f\u76f4\u63a5\u5efa\u7acb\u4e00\u4efd  Mirror\u3002<\/p>\n<p>GEOM Mirror (<a href=\"http:\/\/www.freebsd.org\/cgi\/man.cgi?query=gmirror\" target=\"_blank\">gmirror<\/a>) \u662f\u4e00\u7a2e\u5f9e <strong>FreeBSD 5.3<\/strong> \u958b\u59cb\u652f\u63f4\u7684\u65b0 Software  RAID-1\uff0c\u5c24\u5176\u9069\u7528\u65bc\u7cfb\u7d71\u789f (root partition)\u3002<\/p>\n<p>\u95dc\u65bc FreeBSD \u4e0b\u9762\u5e7e\u7a2e Disk Mirroring  \u7684\u4f5c\u6cd5\uff0c\u53ef\u53c3\u8003\uff1a<\/p>\n<p><a href=\"http:\/\/people.freebsd.org\/%7Erse\/mirror\/\" target=\"_blank\">FreeBSD System Disk Mirroring &#8211; How to establish a RAID-1 for the  system partitions<\/a><\/p>\n<p>\u8a73\u7d30\u7684\u4f5c\u6cd5\u53ef\u53c3\u8003\u9019\u7bc7\u6587\u7ae0\uff1a<\/p>\n<p>ONLamp.com: <a href=\"http:\/\/www.onlamp.com\/lpt\/a\/6309\" target=\"_blank\">Using Software RAID-1 with  FreeBSD<\/a><\/p>\n<p>\u5c0d\u820a\u786c\u789f\u8a2d\u5b9a\u4e00\u4e0b\uff0c\u7136\u5f8c\u91cd\u958b\u6a5f\u5f8c\uff0c\u628a\u65b0\u786c\u789f\u52a0\u4e0a\u53bb\uff0c\u518d\u7a0d\u5fae\u8a2d\u5b9a\u4e00\u4e0b\uff0c\u5341\u5206\u9418\u5167\u5c31\u641e\u5b9a\u4e86\uff01<\/p>\n<p>\u6700\u65b9\u4fbf\u7684\u662f\uff0c\u4f7f\u7528  GEOM Mirror \u5efa\u7acb\u7684\u7cfb\u7d71\u789f\u5728\u7cfb\u7d71\u5167\u90e8\u4e26\u4e0d\u6703\u6709\u7279\u6b8a\u8a2d\u5b9a\u6a94\uff0c\u6240\u6709\u7684\u8a2d\u5b9a\u662f\u76f4\u63a5\u653e\u5728\u786c\u789f\u6700\u5f8c\u4e00\u500b\u78c1\u5340\u7684 metadata \u5167\uff0c\u800c\u4e14\u4f7f\u7528  gmirror RAID-1 \u7684\u7cfb\u7d71\u789f\u53ef\u4ee5\u96a8\u6642\u5207\u63db\u7528\u4efb\u4f55\u4e00\u9846\u958b\u6a5f\uff0c\u4e0d\u6703\u6709\u4efb\u4f55\u554f\u984c<\/p>\n<p>\u9664\u4e86 <a href=\"http:\/\/www.freebsd.org\/cgi\/man.cgi?query=gmirror\" target=\"_blank\">gmirror<\/a> \u63d0\u4f9b RAID-1 \u4e4b\u5916\uff0c\u540c\u6a23\u63a1\u7528 GEOM \u67b6\u69cb\u7684\u7a0b\u5f0f\u9084\u6709 <a href=\"http:\/\/www.freebsd.org\/cgi\/man.cgi?query=gstripe\" target=\"_blank\">gstripe<\/a> (RAID-0) \u53ca <a href=\"http:\/\/www.freebsd.org\/cgi\/man.cgi?query=graid3\" target=\"_blank\">graid3<\/a>  (RAID-3)\uff0c\u6709\u8208\u8da3\u7684\u4eba\u53ef\u4ee5\u73a9\u770b\u770b&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u624b\u908a\u67d0\u53f0\u4f3a\u670d\u5668\u7684 root \u786c\u789f\u592a\u5c0f\u4e86\uff08\u53ea\u6709 8GB\uff09\uff0c\u7136\u5f8c\u4e0a\u9762\u53c8\u4e1f\u4e86\u5f88\u591a\u91cd\u8981\u7684\u6771\u897f\uff0c\u6240\u4ee5\u4e00\u76f4\u60f3\u628a\u5b83\u7d66\u63db\u6210\u5927\u4e00 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-8","post","type-post","status-publish","format-standard","hentry","category-os"],"views":3425,"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pubdi-8","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":7,"url":"https:\/\/dada.tw\/blog\/2006\/10\/24\/7\/","url_meta":{"origin":8,"position":0},"title":"\u8e29\u5230 FreeBSD 6.1 \u7684\u5730\u96f7&#8230;","author":"dada","date":"2006-10-24","format":false,"excerpt":"\u6628\u5929\u88dd\u4e86\u53f0\u6a5f\u5668\uff0c\u7531\u65bc\u6709\u5169\u53f0\u76f8\u540c\u5bb9\u91cf\u7684 18G \u786c\u789f\uff0c\u6b64\u88dd\u597d\u4e4b\u5f8c\u9806\u624b\u66ff root partition \u2026","rel":"","context":"\u5728\u300c\u4f5c\u696d\u7cfb\u7d71\u300d\u4e2d","block_context":{"text":"\u4f5c\u696d\u7cfb\u7d71","link":"https:\/\/dada.tw\/blog\/category\/comp\/os\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":9,"url":"https:\/\/dada.tw\/blog\/2005\/04\/21\/9\/","url_meta":{"origin":8,"position":1},"title":"\u7d42\u65bc\u628a NetBSD 2.0.2 \u88dd\u8d77\u4f86\u4e86!","author":"dada","date":"2005-04-21","format":false,"excerpt":"\u7d93\u904e\u5169\u5929\u7684\u52aa\u529b\uff0c\u7d42\u65bc\u9084\u662f\u628a NetBSD 2.0.2 \u88dd\u8d77\u4f86\u4e86! \u5176\u5be6\u672c\u4f86\u5148\u6e2c FreeBSD 5.\u2026","rel":"","context":"\u5728\u300c\u4f5c\u696d\u7cfb\u7d71\u300d\u4e2d","block_context":{"text":"\u4f5c\u696d\u7cfb\u7d71","link":"https:\/\/dada.tw\/blog\/category\/comp\/os\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":69,"url":"https:\/\/dada.tw\/blog\/2007\/12\/24\/69\/","url_meta":{"origin":8,"position":2},"title":"Script: \u53d6\u5f97 FreeBSD CVSUP \u7684\u66f4\u65b0\u72c0\u614b","author":"dada","date":"2007-12-24","format":false,"excerpt":"\u9019\u662f\u4eca\u5e741\u6708\u5beb\u7684 script... \u7528\u4f86\u76e3\u63a7\u5404\u5927 FreeBSD CVSUP mirror \u7db2\u7ad9\u7684\u2026","rel":"","context":"\u5728\u300c\u8edf\u9ad4\u300d\u4e2d","block_context":{"text":"\u8edf\u9ad4","link":"https:\/\/dada.tw\/blog\/category\/comp\/software\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":65,"url":"https:\/\/dada.tw\/blog\/2007\/11\/20\/65\/","url_meta":{"origin":8,"position":3},"title":"\u6d88\u5931\u7684\u786c\u789f\u7a7a\u9593","author":"dada","date":"2007-11-20","format":false,"excerpt":"\u8a71\u8aaa\u67d0\u4e00\u5929\uff0c\u4e00\u4f4d\u540c\u4e8b\u767c\u73fe\u67d0\u500b\u5728 UNIX \u4e0a\u7528 C \u5beb\u7684\u7a0b\u5f0f\uff0c\u8dd1\u4e00\u9663\u5b50\u5f8c\u4f3c\u4e4e\u6703\u5403\u6389\u5f88\u591a\u786c\u789f\u7a7a\u9593\uff0c\u5403\u6389\u2026","rel":"","context":"\u5728\u300c\u4f5c\u696d\u7cfb\u7d71\u300d\u4e2d","block_context":{"text":"\u4f5c\u696d\u7cfb\u7d71","link":"https:\/\/dada.tw\/blog\/category\/comp\/os\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":84,"url":"https:\/\/dada.tw\/blog\/2008\/04\/18\/84\/","url_meta":{"origin":8,"position":4},"title":"Bypass the 2GB file size limit on 32-bit Linux","author":"dada","date":"2008-04-18","format":false,"excerpt":"Bypass the 2GB file size limit on 32-bit Linux (\u5728 \u2026","rel":"","context":"\u5728\u300c\u4f5c\u696d\u7cfb\u7d71\u300d\u4e2d","block_context":{"text":"\u4f5c\u696d\u7cfb\u7d71","link":"https:\/\/dada.tw\/blog\/category\/comp\/os\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":20,"url":"https:\/\/dada.tw\/blog\/2005\/03\/05\/20\/","url_meta":{"origin":8,"position":5},"title":"\u8b93 FreeBSD \u4e0b\u7684 PHP DBA extension \u80fd\u652f\u63f4 &#8216;dbm&#8217; handler","author":"dada","date":"2005-03-05","format":false,"excerpt":"\u8b93 FreeBSD \u4e0b\u7684 PHP DBA extension \u80fd\u652f\u63f4 'dbm' handler \u5728\u2026","rel":"","context":"\u5728\u300c\u7a0b\u5f0f\u8a9e\u8a00\u300d\u4e2d","block_context":{"text":"\u7a0b\u5f0f\u8a9e\u8a00","link":"https:\/\/dada.tw\/blog\/category\/comp\/language\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/posts\/8","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/comments?post=8"}],"version-history":[{"count":0,"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/posts\/8\/revisions"}],"wp:attachment":[{"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/media?parent=8"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/categories?post=8"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dada.tw\/blog\/wp-json\/wp\/v2\/tags?post=8"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}