{"id":123,"date":"2009-10-06T15:09:55","date_gmt":"2009-10-06T15:09:55","guid":{"rendered":"http:\/\/kumouse.aafox.com\/?p=123"},"modified":"2009-10-06T15:09:55","modified_gmt":"2009-10-06T15:09:55","slug":"ich8r9r10r-raid-linux-dmraid-%e6%97%a0%e6%b3%95%e6%ad%a3%e7%a1%ae%e8%af%86%e5%88%ab","status":"publish","type":"post","link":"https:\/\/www.kumouse.com\/?p=123","title":{"rendered":"ich8r\/9r\/10r raid linux dmraid \u65e0\u6cd5\u6b63\u786e\u8bc6\u522b"},"content":{"rendered":"<p>\u8fdb\u5165\u5341\u4e00\u4ee5\u6765\uff0c\u5929\u5929\u5b89\u7cfb\u7edf\uff0c\u4f46\u5c31\u662f\u65e0\u6cd5\u6b63\u786e\u8bc6\u522bich8r\u7684raid<\/p>\n<blockquote><p>\/dev\/sdb: &quot;jmicron&quot; and &quot;isw&quot; formats discovered (using isw)!<br \/>Aborted<\/p><\/blockquote>\n<p>dmraid \u7248\u672c\u7528\u7684rc13,\u548crc15<br \/>\u4e24\u4e2asata\u7528rc13\u6765\u8ba4\uff0c \u4e00\u4e2a\u8ba4nvraid,\u522b\u4e00\u4e2a\u51fabug\u4fe1\u606f<br \/>\u7528rc15\u5462\uff0c\u4e00\u4e2a\u8ba4jmicron_raid\uff0c\u53e6\u4e00\u4e2a\u8ba4Aborted<br \/>\u6211\u5c31\u65e5\u4e86\uff0c\u4e0achinaunix\u53d1\u8d34\uff0c\u597d\u51e0\u5929\u4e86\uff0c\u4e5f\u6ca1\u6709\u7ed3\u679c\uff0c\u51fa\u6765\u8bf4\u8bdd\u7684\u4eba\u591a\u662f\u8ba9\u6211\u653e\u5f03\uff0c\u4f46\u90a3\u5e76\u4e0d\u662f\u6211\u7684\u98ce\u683c\uff08\u6211\u98ce\u683c\u662f\u8ddf\u4e2b\u6b7b\u78d5\uff09\uff0c\u7ecf\u8fc75\u5929\u7684\u6fc0\u6218\uff0c\u7ec8\u4e8e\u6709\u7ed3\u679c\u4e86\u3002<br \/>\u7528rc15\u7248\u672c\u5c31\u662ffedora11\u4e2d\u7684\uff0c\u662f\u65e0\u8bba\u5982\u4f55\u4e5f\u60f3\u4e0d\u51fa\u6765\u4e3a\u4ec0\u4e48<br \/>\u540e\u6765\u7528Centos5.3\uff0c\u8ba4\u51fa\u6765nvraid\u6211\u60f3\u5230\u4e86raid\u7684\u6b8b\u7559\u4fe1\u606f\uff0c\u56e0\u4e3a\u6211\u539f\u6765\u662f650i\u7684\u4e3b\u677f\uff0c\u4e5f\u7528raid<br \/>\u53ef\u4e3b\u677f\u73b0\u5728\u4e0d\u5728\u6211\u624b\u8fb9\uff0c\u65e0\u6cd5\u653e\u5728\u539f\u4e3b\u677f\u7684\u6e05\u9664raid\u4fe1\u606f\u3002\u4e8e\u662f\u6211\u5c31\u7528DM\u628a\u786c\u76d8\u6e05\u96f6\u4e86\uff0c\u53ef\u662f\u518d\u5b89\u8fd8\u662f\u4e00\u4e2a\u6837\uff0c\u65e0\u679c\uff0c\u6211\u53c8\u628a\u786c\u76d8lformat\u4e86\uff0c\u597d\u6162\u5440\uff0cN\u5c0f\u65f6\uff0c\u7ed3\u679c\u4e5f\u662f\u4e00\u6837\u65e0\u7528\u3002\u6211\u6068\u5440\u3002<br \/>\u5728\u7f51\u4e0a\u67e5\u4e86\u65e0\u6570\u7684raid\u4fe1\u606f\u7684\u8d44\u6599\uff0c\u6ca1\u6709\u7ed3\u679c\uff0c\u90fd\u662f\u4e9b\u6570\u636e\u6062\u590d\u516c\u53f8\u7684\u5e7f\u544a\u3002\u518d\u6765\uff0c\u53d1\u73b0\u6709\u4e00\u4e2a\u4eba\u5728raid\u4fe1\u606f\u4e22\u5931\u540e\uff0c\u8bf4\u8fc7\u4e00\u53e5\u8bdd\uff0c\u4ed6\u8bf4raid\u4fe1\u606f\u53ef\u80fd\u662f\u786c\u76d8\u5c3e\uff0c\u7ed3\u679c\u8fd8\u5f15\u6765\u522b\u4eba\u9a82\uff0c\u8bf4\u4ed6\u603b\u662f\u95ee\u522b\u4eba\uff0c\u4e0d\u7528\u81ea\u5df1\u8bd5\u8bd5\u3002\u6709\u70b9\u8dd1\u9898\u4e86\u3002<br \/>\u4e8e\u662f\u7528\u4ec0\u4e48\u5de5\u5177\u53ef\u4ee5\u5feb\u901f\u7684\u6e05\u96f6\u5462\uff0c\u6211\u4e5f\u4e0d\u60f3\u518d\u6765\u51e0\u4e2a\u5c0f\u65f6\u4e86\uff0c\u5c31\u627e\u5230\u5de5\u5177\u5149\u76d8\uff0c\u91cc\u8fb9\u6709\u4e2a\u53eb MHDD\u7684\u5de5\u5177\uff0c\u4e00\u4e2a\u662f\u547d\u4ee4\u884c\u7684\uff0c\u5728\u7f51\u4e0a\u4e00\u67e5\uff0c\u8fd8\u662f\u4e2a\u9ad8\u7ea7\u8d27\u5462\uff0c\u600e\u4e48\u7528\u5c31\u4e0d\u7ec6\u8bf4\u4e86\uff0c\u7f51\u4e0a\u6709\u597d\u591a\u6559\u7a0b\u5462<br \/>\u6211\u901a\u8bfb\u4e86\u4e00\u904d\uff0c\u53d1\u73b0\u5728\u6559\u7a0b\u91cc\u8bf4busy\u540e\u8fb9\u6709\u4e2ahpa\u7684\u6807\u5fd7\uff0c\u8bf4\u660e\u786c\u76d8\u5207\u5272\u8fc7\u4e86\uff0c\u505ahpa\u53ea\u80fd\u4ece\u786c\u76d8\u7684\u672b\u5c3e\u3002\u5c31\u662f\u5c4f\u853d\u4e86\u4e00\u90e8\u5206\u7a7a\u95f4\uff0c\u65e0\u8bba\u662f\u4f4e\u683c\u8fd8\u662f\u6e05\u96f6\u90fd\u662f\u4e0d\u7ba1\u7528\u7684\uff0c\u518d\u6765\u770b\u770b\u6211\u7684\u786c\u76d8\uff0c\u679c\u7136\u6709hpa\u8fc7<br \/>\u7528rhpa\u67e5\u770b\uff0c\u53d1\u73b0\u539f\u6765raid\u4e3b\u76d8\u6700\u540e6\u4e2a\u5757\u88abhpa\u4e86\uff0c\u7528nhpa\u6062\u590d\u4e86\u3002<\/p>\n<p>\u518d\u6765\u5b89\u7cfb\u7edfctrl+alt+F2,dmraid -r \u8fd8\u662fnvraid\u6211\u9760\uff0c\u771f\u662f\u4e0d\u60f3\u8ba9\u4eba\u6d3b\u4e86\u3002<br \/>\u540e\u6765\u60f3\u662f\u4e0d\u662f\u91ca\u653e\u4e86\u7a7a\u95f4\uff0c\u4f46\u8fd8\u662f\u6709\u4fe1\u606f\u5462\uff1f<br \/>\u518d\u6765\u7528erase\u64e6\u9664\u4e00\u4e0b\uff0c\u6211\u5206\u522b\u628a\u4e24\u4e2a\u786c\u76d8\u7684\u524d\u540e5M\u7684\u7a7a\u95f4\u64e6\u4e86<br \/>\u518d\u6765\u5b89\u7cfb\u7edf\uff0cdmraid -ay<br \/>no raid<br \/>\u54c8\u54c8\uff0c\u6210\u529f\u3002<br \/>\u8fdb\u5165biso\u91cd\u65b0\u5f00\u542fraid ,ctrl+i\u7ec4\u597draid0\u3002\u987a\u5229\u5b89\u4e0a\u7cfb\u7edf\u4e86\u3002\u6765\u770b\u770b\u901f\u5ea6<br \/>\u518d\u6765\u8bf4\u4e00\u4e0bfedora11\u7528\u7684ext4 \u7684\u6587\u4ef6\u7cfb\u7edf<\/p>\n<blockquote><p>[root@main ~]# hdparm -Tt \/dev\/dm-1<\/p>\n<p>\/dev\/dm-1:<br \/> Timing cached reads:   2792 MB in  2.00 seconds = 1396.23 MB\/sec<br \/> Timing buffered disk reads:  200 MB in  1.54 seconds = 129.94 MB\/sec<br \/>[root@main ~]# hdparm -Tt \/dev\/dm-3<\/p>\n<p>\/dev\/dm-3:<br \/> Timing cached reads:   2706 MB in  2.00 seconds = 1353.56 MB\/sec<br \/> Timing buffered disk reads:  408 MB in  3.01 seconds = 135.69 MB\/sec<br \/>[root@main ~]# hdparm -Tt \/dev\/dm-4<\/p>\n<p>\/dev\/dm-4:<br \/> Timing cached reads:   2806 MB in  2.00 seconds = 1404.04 MB\/sec<br \/> Timing buffered disk reads:  412 MB in  3.00 seconds = 137.31 MB\/sec<br \/>[root@main ~]# hdparm -Tt \/dev\/dm-5<\/p>\n<p>\/dev\/dm-5:<br \/> Timing cached reads:   2974 MB in  2.00 seconds = 1487.27 MB\/sec<br \/> Timing buffered disk reads:  242 MB in  3.02 seconds =  80.19 MB\/sec<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u8fdb\u5165\u5341\u4e00\u4ee5\u6765\uff0c\u5929\u5929\u5b89\u7cfb\u7edf\uff0c\u4f46\u5c31\u662f\u65e0\u6cd5\u6b63\u786e\u8bc6\u522bich8r\u7684raid \/dev\/sdb: &quot;jmicro [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-123","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts\/123","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=123"}],"version-history":[{"count":0,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts\/123\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}