{"id":429,"date":"2012-05-31T12:52:55","date_gmt":"2012-05-31T04:52:55","guid":{"rendered":"http:\/\/julyclyde.org\/?p=429"},"modified":"2012-08-13T16:41:47","modified_gmt":"2012-08-13T08:41:47","slug":"%e7%89%88%e6%9c%ac%e5%b7%ae%e5%bc%82%e8%bf%98%e6%98%af%e5%8f%91%e8%a1%8c%e7%89%88%e5%b7%ae%e5%bc%82%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/julyclyde.org\/?p=429","title":{"rendered":"\u7248\u672c\u5dee\u5f02\u8fd8\u662f\u53d1\u884c\u7248\u5dee\u5f02\uff1f"},"content":{"rendered":"<p>\u540c\u4e8b\u524d\u51e0\u5468\u5728\u505a xen \u865a\u62df\u673a\uff0c\u73a9\u4e86\u51e0\u5929\u8bf4 loop \u5185\u6838\u6a21\u5757\u7684 max_loop=8 \u4e0d\u591f\u7528\uff0c\u5f97\u6539\u3002\u4eca\u5929\u6211\u8ffd\u4e86\u4e00\u4e0b\u7ec6\u8282\uff0c\u53d1\u73b0\u4e86\u95ee\u9898\uff1a<br \/>\nCentOS 5 \u91cc\u9762\u7528 virt-install \u5b89\u88c5\u7684 xen domU \u865a\u62df\u673a\uff0c\u7528\u666e\u901a\u6587\u4ef6\u4f5c\u4e3a\u865a\u62df\u673a\u7684\u786c\u76d8\uff0c\u5728\u521a\u521a\u8fdb\u5165\u5b89\u88c5\u754c\u9762\u7684\u65f6\u5019\u5df2\u7ecf\u751f\u6210\u4e86\u914d\u7f6e\u6587\u4ef6\uff0c\u5176\u7c7b\u578b\u4e3a tap:aio \uff1b\u800c Ubuntu 12.04 \u91cc\u7528\u540c\u6837\u7684\u65b9\u6cd5\u5b89\u88c5\uff0c\u8fdb\u5165\u5b89\u88c5\u754c\u9762\u4e4b\u540e\u8fd8\u6ca1\u751f\u6210\uff0c\u4e0d\u77e5\u9053\u6539\u5b58\u5230\u54ea\u53bb\u4e86\uff0c\u53cd\u6b63 \/etc\/libvirt\/ \u548c \/var\/lib\/libvirt\/ \u90fd\u6ca1\u6709\u3002\u7528 virsh dumpxml \u5f04\u51fa\u6765\u770b\u4e86\u770b\uff0c\u6709\u4e00\u6bb5 &lt;driver name=&#8217;file&#8217;\/&gt; \uff1b\u518d\u7528 losetup &#8211;all \u67e5\u770b\uff0c\u786e\u5b9e\u662f\u628a\u865a\u62df\u786c\u76d8\u6309 loopback \u6587\u4ef6\u5904\u7406\u7684\u3002<\/p>\n<p>\u7ec6\u8282\u5dee\u5f02\uff1aCentOS 5 \u7528\u7684\u662f -xen \u5185\u6838\u505a dom0 \uff0c\u800c Ubuntu 12.04 \u7528\u7684\u662f\u666e\u901a\u5185\u6838\uff0c\u4e0d\u5e26 -xen \u540e\u7f00\uff08\u751a\u81f3\u53ef\u4ee5\u5728\u6b64\u5185\u6838\u4e0a\u518d\u52a0\u8f7d kvm \u6a21\u5757\uff01\uff01\uff09\uff0cvirsh \u9700\u8981\u52a0 &#8211;connect xen:\/\/\/ \u53c2\u6570\uff0c\u800c\u4e0d\u80fd\u81ea\u52a8\u5224\u65ad\u3002\u6000\u7591\u662f\u4e0d\u662f\u56e0\u4e3a hypervisor \u7c7b\u578b\u5224\u65ad\u7684\u95ee\u9898\uff0c\u5bfc\u81f4\u8bef\u52a8\u4f5c\u4e86\uff1f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u540c\u4e8b\u524d\u51e0\u5468\u5728\u505a xen \u865a\u62df\u673a\uff0c\u73a9\u4e86\u51e0\u5929\u8bf4 loop \u5185\u6838\u6a21\u5757\u7684 max_loop=8 \u4e0d\u591f\u7528\uff0c\u5f97\u6539\u3002\u4eca\u5929\u6211\u8ffd\u4e86\u4e00\u4e0b\u7ec6\u8282\uff0c\u53d1\u73b0\u4e86\u95ee\u9898\uff1a CentOS 5 \u91cc\u9762\u7528 virt-install \u5b89\u88c5\u7684 xen domU \u865a\u62df\u673a\uff0c\u7528\u666e\u901a\u6587\u4ef6\u4f5c\u4e3a\u865a\u62df\u673a\u7684\u786c\u76d8\uff0c\u5728\u521a\u521a\u8fdb\u5165\u5b89\u88c5\u754c\u9762\u7684\u65f6\u5019\u5df2\u7ecf\u751f\u6210\u4e86\u914d\u7f6e\u6587\u4ef6\uff0c\u5176\u7c7b\u578b\u4e3a tap:aio \uff1b\u800c Ubuntu 12.04 \u91cc\u7528\u540c\u6837\u7684\u65b9\u6cd5\u5b89\u88c5\uff0c\u8fdb\u5165\u5b89\u88c5\u754c\u9762\u4e4b\u540e\u8fd8\u6ca1\u751f\u6210\uff0c\u4e0d\u77e5\u9053\u6539\u5b58\u5230\u54ea\u53bb\u4e86\uff0c\u53cd\u6b63 \/etc\/libvirt\/ \u548c \/var\/lib\/libvirt\/ \u90fd\u6ca1\u6709\u3002\u7528 virsh dumpxml \u5f04\u51fa\u6765\u770b\u4e86\u770b\uff0c\u6709\u4e00\u6bb5 &lt;driver name=&#8217;file&#8217;\/&gt; \uff1b\u518d\u7528 losetup &#8211;all \u67e5\u770b\uff0c\u786e\u5b9e\u662f\u628a\u865a\u62df\u786c\u76d8\u6309 loopback \u6587\u4ef6\u5904\u7406\u7684\u3002 \u7ec6\u8282\u5dee\u5f02\uff1aCentOS 5 \u7528\u7684\u662f -xen \u5185\u6838\u505a &hellip; <a href=\"https:\/\/julyclyde.org\/?p=429\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[31,34,32],"class_list":["post-429","post","type-post","status-publish","format-standard","hentry","category-default","tag-bugs","tag-redhat","tag-virtualization"],"_links":{"self":[{"href":"https:\/\/julyclyde.org\/index.php?rest_route=\/wp\/v2\/posts\/429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/julyclyde.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/julyclyde.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/julyclyde.org\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/julyclyde.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=429"}],"version-history":[{"count":0,"href":"https:\/\/julyclyde.org\/index.php?rest_route=\/wp\/v2\/posts\/429\/revisions"}],"wp:attachment":[{"href":"https:\/\/julyclyde.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/julyclyde.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/julyclyde.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}