{"id":100,"date":"2011-12-20T04:33:10","date_gmt":"2011-12-20T04:33:10","guid":{"rendered":"http:\/\/www.selinuxplus.com\/?p=100"},"modified":"2011-12-20T04:33:10","modified_gmt":"2011-12-20T04:33:10","slug":"%e6%b7%bb%e5%8a%a0raid%e9%a9%b1%e5%8a%a8%e5%88%b0initrd-img","status":"publish","type":"post","link":"http:\/\/www.selinuxplus.com\/?p=100","title":{"rendered":"\u6dfb\u52a0raid\u9a71\u52a8\u5230initrd.img"},"content":{"rendered":"

2.1 \u83b7\u5f97raid\u9a71\u52a8\u7a0b\u5e8f<\/h2>\n

megasr-13.15.1218.2009-1-rhel50-u4-all.img<\/p>\n

2.2\u83b7\u5f97\u5149\u76d8\u955c\u50cfinitrd.img\u6587\u4ef6<\/h2>\n

initrd.img<\/p>\n

2.3 \u51c6\u5907\u73af\u5883<\/h2>\n

\u5c06\u9a71\u52a8\u6587\u4ef6\u6302\u5728\u5230\/mnt\u76ee\u5f55\u4e0a\uff0c\u5e76\u5c06\u5185\u5bb9\u590d\u5236\u5230\u6307\u5b9a\u7684\u76ee\u5f55\u4e0b<\/p>\n

\u5de5\u4f5c\u73af\u5883\u4e3a\/tmp\/test\u76ee\u5f55\u4e0b\u3002<\/p>\n

mount megasr-13.15.1218.2009-1-rhel50-u4-all.img \/mnt<\/p>\n

mkdir \/tmp\/test<\/p>\n

cd \/tmp\/test<\/p>\n

mkdir img<\/p>\n

\u5c06\u955c\u50cf\u590d\u5236\u5230\u8be5\u76ee\u5f55\u4e0b(img\u76ee\u5f55\u4e3ainitrd\u7a7a\u95f4)<\/p>\n

cp initrd.img \/tmp\/test<\/p>\n

2.4\u89e3\u538b\u9a71\u52a8\u6587\u4ef6modules.cgz<\/h2>\n

cd img<\/p>\n

\u89e3\u538b\u8be5\u6587\u4ef6<\/p>\n

zcat ..\/initrd.img |cpio -ivd<\/p>\n

megasr\u4e3a\u9a71\u52a8\u6240\u5728\u5206\u533a\uff0c\u8fdb\u5165\u8be5\u76ee\u5f55\uff0c\u89e3\u538b\u8be5\u6a21\u5757\u9a71\u52a8\u6587\u4ef6<\/p>\n

cd ..<\/p>\n

mkdir megasr<\/p>\n

cd megasr<\/p>\n

cp \/mnt\/modules.cgz .<\/p>\n

zcat modules.cgz |cpio -ivd<\/p>\n

\u8fdb\u5165initrd\u7684moudles\u76ee\u5f55\u4e0b\uff0c\u89e3\u538b\u8be5\u9a71\u52a8\u6587\u4ef6<\/p>\n

cd ..\/img\/modules<\/p>\n

zcat modules.cgz |cpio -ivd<\/p>\n

2.5\u590d\u5236\u9a71\u52a8\u7a0b\u5e8f<\/h2>\n

\u5c06raid\u7684\u9a71\u52a8\u6587\u4ef6\u590d\u5236\u5230\u8be5\u9a71\u52a8\u6587\u4ef6\u4e0b<\/p>\n

cp \/tmp\/test\/megasr\/2.6.18-164.el5\/x86_64\/megasr.ko\u00a0 \/tmp\/test\/img\/modules\/2.6.18-164.el5\/x86_64\/<\/p>\n

\u5220\u9664\u539f\u6709\u7684\u9a71\u52a8\u538b\u7f29\u6587\u4ef6<\/p>\n

rm modules.cgz<\/p>\n

\u00a02.6\u91cd\u65b0\u538b\u7f29\u8be5\u9a71\u52a8\u6587\u4ef6<\/h2>\n

find 2.6.18-164.el5 |cpio -o -H crc |gzip -9 >modules.cgz<\/p>\n

\u5220\u9664\u8be5\u6587\u4ef6\u9a71\u52a8\u6587\u4ef6\u4ea7\u751f\u7684\u76ee\u5f552.6.18-164.el5\/<\/p>\n

rm 2.6.18-164.el5\/ -rf<\/p>\n

\u00a02.7\u83b7\u5f97\u6dfb\u52a0\u6a21\u5757\u7684\u6a21\u5757\u522b\u540d<\/h2>\n

\u6709\u4e24\u79cd\u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6<\/p>\n

\uff081\uff09modinfo -F alias ..\/megasr\/2.6.18-164.el5\/x86_64\/megasr.ko\u00a0 |sed -e ‘s\/^\/alias \/’ -e ‘s\/$\/ megasr\/’ >>modules.alias<\/p>\n

\uff082\uff09cat \/tmp\/test\/megasr\/modules.alias\u00a0 >>modules.alias<\/p>\n

2.8 \u751f\u6210initrd.img\u6587\u4ef6<\/h2>\n

\u56de\u5230initrd\u7684\u6839\u76ee\u5f55\/tmp\/test\/img\u76ee\u5f55\u4e0b\uff0c\u91cd\u65b0\u538b\u7f29\u8be5\u6587\u4ef6<\/p>\n

cd ..<\/p>\n

find . |cpio -o -H newc |gzip -9 > ..\/initrd.img<\/p>\n

2.9\u81f3\u6b64 initrd.img\u751f\u6210<\/h2>\n

 <\/p>\n

\u4fee\u6539replace_rhci.sh\u811a\u672c\u5728\u5b89\u88c5\u540e\u6267\u884c<\/p>\n","protected":false},"excerpt":{"rendered":"

2.1 \u83b7\u5f97raid\u9a71\u52a8\u7a0b\u5e8f megasr-13.…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[10,11],"_links":{"self":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts\/100"}],"collection":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=100"}],"version-history":[{"count":1,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts\/100\/revisions"}],"predecessor-version":[{"id":101,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts\/100\/revisions\/101"}],"wp:attachment":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=100"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}