{"id":1117,"date":"2022-04-05T17:09:11","date_gmt":"2022-04-05T09:09:11","guid":{"rendered":"https:\/\/www.buyao007.icu\/?p=1117"},"modified":"2022-04-05T17:09:13","modified_gmt":"2022-04-05T09:09:13","slug":"6-kvm%e8%99%9a%e6%8b%9f%e6%9c%ba%e7%9a%84%e8%bf%81%e7%a7%bb","status":"publish","type":"post","link":"https:\/\/www.buyao007.icu\/?p=1117","title":{"rendered":"6.KVM\u865a\u62df\u673a\u7684\u8fc1\u79fb"},"content":{"rendered":"\n<p>\u5b59\u5bcc\u9633\uff0c \u6c5f\u6e56\u4eba\u79f0\u6ca1\u4eba\u79f0\u3002\u591a\u5e74\u4e92\u8054\u7f51\u8fd0\u7ef4\u5de5\u4f5c\u7ecf\u9a8c\uff0c\u66fe\u8d1f\u8d23\u8fc7\u5b59\u5e03\u65af\u5927\u89c4\u6a21\u96c6\u7fa4\u67b6\u6784\u81ea\u52a8\u5316\u8fd0\u7ef4\u7ba1\u7406\u5de5\u4f5c\u3002\u64c5\u957fWeb\u96c6\u7fa4\u67b6\u6784\u4e0e\u81ea\u52a8\u5316\u8fd0\u7ef4\uff0c\u66fe\u8d1f\u8d23\u56fd\u5185\u67d0\u5927\u578b\u535a\u5ba2\u7f51\u7ad9\u8fd0\u7ef4\u5de5\u4f5c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc_0\">1.\u51b7\u8fc1\u79fb<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>##\u865a\u62df\u673a\u5173\u673a\uff0c\u62f7\u8d1d\u914d\u7f6e\u6587\u4ef6\u548c\u78c1\u76d8\u6587\u4ef6\u81f3\u65b0\u7684\u5bbf\u4e3b\u673a\r\nscp -rp \/opt\/centos7.qcow2 10.0.0.111:\/opt\r\nscp -rp \/etc\/libvirt\/qemu\/web01.xml 10.0.0.111:\/etc\/libvirt\/qemu\/web01.xml\r\n#\u65b0\u7684\u5bbf\u4e3b\u673a\u5b89\u88c5\u865a\u62df\u5316\u5de5\u5177\r\nyum -y install libvirt qemu-kvm virt-install\r\n&#91;root@kvm02 ~]# systemctl start libvirtd.service\r\n&#91;root@kvm02 ~]# virsh list --all \r\n Id    Name                           State\r\n----------------------------------------------------\r\n -     web01                          shut off\r\n#\u6ce8\u610f\u65b0\u7684\u5bbf\u4e3b\u673a\u9700\u8981\u5f00\u542f\u865a\u62df\u5316\uff0c\u5426\u5219\u4f1a\u62a5\u4ee5\u4e0b\u9519\u8bef\r\n&#91;root@kvm02 ~]# virsh start web01 \r\nerror: Failed to start domain web01\r\nerror: unsupported configuration: Domain requires KVM, but it is not available. Check that virtualization is enabled in the host BIOS, and host configuration is setup to load the kvm modules.\r\n#\u8fc1\u79fb\u53ef\u80fd\u56e0\u4e3aCPU\u4e0d\u517c\u5bb9\u7b49\u62a5\u9519\uff0c\u53ea\u9700\u66ff\u6362\u76f8\u5173\u914d\u7f6e\u6587\u4ef6\u5373\u53ef\r<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc_0\">2.\u70ed\u8fc1\u79fb<\/h2>\n\n\n\n<p><strong><em>1. \u70ed\u8fc1\u79fb\u4ecb\u7ecd---Live Migration<\/em><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>KVM \u865a\u62df\u673a\u7684\u70ed\u8fc1\u79fb ---Live Migration\uff1a\u670d\u52a1\u5668\u865a\u62df\u5316\u6280\u672f\u662f\u5f53\u524d\u7684\u70ed\u70b9\uff0c\u800c\u865a\u62df\u673a\u7684\u201c\u70ed\u8fc1\u79fb\uff08 Live Migration \uff09\u201d\u6280\u672f\u5219\u662f\u865a\u62df\u5316\u6280\u672f\u5f53\u4e2d\u7684\u70ed\u70b9\u3002\r\n\u70ed\u8fc1\u79fb\uff08\u53c8\u53eb\u52a8\u6001\u8fc1\u79fb\u3001\u5b9e\u65f6\u8fc1\u79fb\uff09\uff0c\u5373\u865a\u62df\u673a\u4fdd\u5b58\uff08 save \uff09 \/ \u6062\u590d (restore) \uff1a\u5c06\u6574\u4e2a\u865a\u62df\u673a\u7684\u8fd0\u884c\u72b6\u6001\u5b8c\u6574\u4fdd\u5b58\u4e0b\u6765\uff0c\u540c\u65f6\u53ef\u4ee5\u5feb\u901f\u7684\u6062\u590d\u5230\u539f\u6709\u786c\u4ef6\u5e73\u53f0\u751a\u81f3\u662f\u4e0d\u540c\u786c\u4ef6\u5e73\u53f0\u4e0a\u3002\u6062\u590d\u4ee5\u540e\uff0c\u865a\u62df\u673a\u4ecd\u65e7\u5e73\u6ed1\u8fd0\u884c\uff0c\u7528\u6237\u4e0d\u4f1a\u5bdf\u89c9\u5230\u4efb\u4f55\u5dee\u5f02\u3002\r\n\u8fc1\u79fb\u7684\u79cd\u7c7b\uff1a\r\nP2P \uff1a\u7269\u7406\u673a\u4e4b\u95f4\u7684\u8fc1\u79fb\r\nV2P \uff1a\u865a\u62df\u673a\u8fc1\u5230\u7269\u7406\u673a\r\nP2V \uff1a\u7269\u7406\u673a\u8fc1\u5230\u865a\u62df\u673a\r\nV2V \uff1a\u865a\u62df\u673a\u8fc1\u5230\u865a\u62df\u673a\r<\/code><\/pre>\n\n\n\n<p><strong><em>2. \u70ed\u8fc1\u79fb\u7684\u5e94\u7528<\/em><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1. \u865a\u62df\u673a\u7684\u70ed\u8fc1\u79fb\u6280\u672f\u6700\u521d\u662f\u88ab\u7528\u4e8e\u53cc\u673a\u5bb9\u9519\u6216\u8005\u8d1f\u8f7d\u5747\u8861\uff1a\u5f53\u5bbf\u4e3b\u673a\u51fa\u73b0\u8f6f\u786c\u4ef6\u6545\u969c\u5bfc\u81f4\u670d\u52a1\u5f02\u5e38\u65f6\uff0c\u865a\u62df\u673a\u53ef\u6f02\u79fb\u5230\u53e6\u5916\u4e3b\u673a\u4e0a\uff0c\u6216\u8005\u5728\u96c6\u7fa4\u4e2d\u4f9d\u636e\u5de5\u4f5c\u8d1f\u8f7d\u91cf\u7684\u5927\u5c0f\uff0c\u9009\u62e9\u66f4\u6362\u5bbf\u4e3b\u673a\u4e0e\u5426\u6765\u4fdd\u8bc1\u81ea\u8eab\u826f\u597d\u7684\u670d\u52a1\u63d0\u4f9b\u6027\u3002\r\n2. \u7cfb\u7edf\u786c\u4ef6\u7ef4\u62a4\uff1a\u5f53\u524d\u5f88\u591a\u64cd\u4f5c\u7cfb\u7edf\u90fd\u80fd\u591f\u7a33\u5b9a\u652f\u6301 7\u00d724 \u8fd0\u884c\uff0c\u4f46\u662f\u786c\u4ef6\u5374\u9700\u8981\u5b9a\u671f\u7684\u8fdb\u884c\u7ef4\u62a4\u3002\u5982\u679c\u4f7f\u7528\u865a\u62df\u673a\u7684\u52a8\u6001\u8fc1\u79fb\u6280\u672f\uff0c\u5c06\u865a\u62df\u673a\u4ece\u9700\u8981\u7ef4\u62a4\u7684\u7269\u7406\u673a\u5668\u8fc1\u79fb\u5230\u53e6\u5916\u4e00\u4e3b\u5668\uff0c\u7b49\u7ef4\u62a4\u5b8c\u6210\u540e\uff0c\u5728\u5c06\u5176\u8fc1\u56de\u5230\u539f\u6765\u7684\u7269\u7406\u673a\u5668\u3002\u6240\u6709\u7684\u7cfb\u7edf\u670d\u52a1\u548c\u5e94\u7528\u7a0b\u5e8f\u5728\u8fc1\u79fb &amp; \u6062\u590d\u540e\u4ecd\u65e7\u6b63\u5e38\u8fd0\u884c\uff0c\u7528\u6237\u4e0d\u4f1a\u5bdf\u89c9\u5230\u7531\u4e8e\u786c\u4ef6\u7ef4\u62a4\u9020\u6210\u7684\u4e2d\u65ad\u3002\u6700\u7ec8\u5b9e\u73b0\u4e86\u6211\u4eec\u670d\u52a1\u4e0d\u53d7\u786c\u4ef6\u7ef4\u62a4\u5e72\u6270\u7684 7*24 \u5c0f\u65f6\u7684\u5de5\u4f5c\u613f\u671b\u3002\r\n3. \u6570\u636e\u5e93\u5907\u4efd\uff1a\u5bf9\u4e8e\u4e00\u4e9b\u5927\u578b\u3001\u5173\u952e\u7684\u6570\u636e\u5e93\u5e94\u7528\uff0c\u5907\u4efd\u662f\u4e00\u9879\u91cd\u8981\u4f46\u590d\u6742\u7684\u5de5\u4f5c\u3002\u865a\u62df\u673a\u7684\u4fdd\u5b58\/ \u6062\u590d\u53ef\u4ee5\u5c06\u6570\u636e\u5e93\u8fd0\u884c\u5728\u865a\u62df\u673a\u4e2d\uff0c\u5982\u9700\u5907\u4efd\u5c31\u4fdd\u5b58\u865a\u62df\u673a\uff0c\u8fd9\u6837\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u6570\u636e\u3001\u72b6\u6001\u90fd\u505a\u4e86\u5907\u4efd\u3002\u5982\u679c\u6570\u636e\u5e93\u5d29\u6e83\u4e86\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7\u6062\u590d\u865a\u62df\u673a\u6765\u6062\u590d\u6574\u4e2a\u6570\u636e\u5e93\u3002\r\n4. \u73af\u5883\u91cd\u73b0\uff1a\u8fdb\u884c\u6027\u80fd\u6d4b\u8bd5\u6216\u7a0b\u5e8f\u8c03\u8bd5\u65f6\uff0c\u90fd\u9700\u8981\u91cd\u73b0\u5f53\u65f6\u590d\u6742\u5e9e\u5927\u5e76\u4e14\u4e0e\u5b9e\u65f6\u5b8c\u5168\u4e00\u81f4\u7684\u7f51\u7edc\u73af\u5883 , \u4e0d\u4ec5\u4ec5\u662f\u91cd\u542f\u3001\u914d\u7f6e\u8f6f\u4ef6\uff0c\u800c\u4e14\u5e38\u5e38\u9700\u8981\u4e00\u5b9a\u7684\u8fd0\u884c\u65f6\u95f4\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u5404\u670d\u52a1\u5b89\u88c5\u5230\u72ec\u7acb\u7684\u5404\u4e2a\u865a\u62df\u673a\uff0c\u7136\u540e\u5229\u7528\u5404\u4e2a\u72ec\u7acb\u865a\u62df\u673a\u90e8\u7f72\u6211\u4eec\u6240\u9700\u7684\u5de5\u4f5c\u73af\u5883\uff0c\u53ef\u4ee5\u5927\u5927\u7f29\u77ed\u73af\u5883\u91cd\u73b0\u65f6\u95f4\u3002\r\n5. \u8ba1\u7b97\u673a\u5171\u4eab\uff1a \u5728\u4e00\u4e9b\u516c\u5171\u573a\u5408\u7528\u6237\u9700\u8981\u5171\u4eab\u8ba1\u7b97\u673a\uff0c\u4f46\u662f\u7531\u4e8e\u4e0d\u540c\u7684\u7cfb\u7edf\u914d\u7f6e\u548c\u8f6f\u4ef6\u9700\u8981\u82b1\u8d39\u5927\u91cf\u7684\u65f6\u95f4\u6765\u914d\u7f6e\u548c\u6062\u590d\u3002\u8fd9\u65f6\u4f7f\u7528\u865a\u62df\u673a\u7684\u4fdd\u5b58 \/\u6062\u590d\u53ef\u4ee5\u5f88\u597d\u5730\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u6216\u8005\u4e5f\u53ef\u4ee5\uff0c\u5728\u7269\u7406\u673a\u4e0a\u8fd0\u884c\u591a\u4e2a\u903b\u8f91\u865a\u62df\u673a\u5e2e\u52a9\u6211\u4eec\u5206\u914d\u7ed9\u6bcf\u4e00\u4e2a\u9700\u8981\u8005\u4e00\u4e2a\u72ec\u7acb\uff0c\u5b89\u5168\uff0c\u7a33\u5b9a\u7684\u73af\u5883\u3002\u5f53\u56e0\u4e3a\u5bbf\u4e3b\u673a\u51fa\u73b0\u95ee\u9898\u5f71\u54cd\u865a\u62df\u673a\u4f7f\u7528\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u8ba9\u8be5\u865a\u62df\u673a\u6f02\u79fb\u5230\u5176\u4ed6\u5bbf\u4e3b\u673a\u4ee5\u6b64\u6765\u4fdd\u6301\u6b63\u5e38\u5de5\u4f5c\r<\/code><\/pre>\n\n\n\n<p><strong><em>3.\u70ed\u8fc1\u79fb\u7684\u4f18\u52bf<\/em><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1. \u9996\u5148\u662f\u53ef\u4f38\u7f29\u6027\u6bd4\u8f83\u5f3a\uff0c IT \u7ba1\u7406\u8005\u53ef\u4ee5\u5728\u5408\u7406\u65f6\u95f4\u6bb5\u8ba9\u8fd0\u884c\u67d0\u4e9b\u5173\u952e\u4e1a\u52a1\u7684\u670d\u52a1\u5668\u9002\u5f53\u51cf\u5c11\u5de5\u4f5c\u91cf\uff0c\u4ee5\u4fbf\u8fdb\u884c\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\uff0c\u7ed9\u5e94\u7528\u7a0b\u5e8f\u6253\u8865\u4e01\u7b49\u3002\u800c\u5230\u4e86\u670d\u52a1\u9ad8\u5cf0\u671f\uff0c\u53c8\u53ef\u4ee5\u5f39\u6027\u5730\u8fdb\u884c\u5927\u8d1f\u8f7d\u91cf\u7684\u8fd0\u7b97\u3002\u865a\u62df\u673a\u8fc1\u79fb\u8fc7\u7a0b\u5b8c\u5168\u900f\u660e\uff0c\u51e0\u4e4e\u4e0d\u5f71\u54cd\u4f7f\u7528\u3002\r\n2. \u5176\u6b21\uff0c\u73b0\u5728\u7684\u6570\u636e\u4e2d\u5fc3\u90fd\u8ffd\u6c42\u73af\u4fdd\u8282\u80fd\uff0c \u5de5\u4f5c\u91cf\u8d1f\u8f7d\u5927\u7684\u5e94\u7528\u7a0b\u5e8f\u5fc5\u7136\u4f1a\u4ee4\u670d\u52a1\u5668\u80fd\u8017\u589e\u52a0\uff0c\u6709\u4e86\u865a\u62df\u673a\u70ed\u8fc1\u79fb\u6280\u672f\uff0c\u5f53\u4e00\u53f0\u7269\u7406\u670d\u52a1\u5668\u8d1f\u8f7d\u8fc7\u5927\u65f6\uff0c\u7cfb\u7edf\u7ba1\u7406\u5458\u53ef\u4ee5\u5c06\u5176\u4e0a\u9762\u7684\u865a\u62df\u673a\u8fc1\u79fb\u5230\u5176\u4ed6\u670d\u52a1\u5668\uff0c\u53ef\u6709\u6548\u51cf\u4f4e\u6570\u636e\u4e2d\u5fc3\u670d\u52a1\u5668\u7684\u603b\u4f53\u80fd\u8017\uff0c\u518d\u901a\u8fc7\u51b7\u5374\u7cfb\u7edf\u5c06\u6570\u636e\u4e2d\u5fc3\u7684\u6e29\u5ea6\u4fdd\u6301\u5728\u6b63\u5e38\u6c34\u5e73\r<\/code><\/pre>\n\n\n\n<p><strong><em>4.\u70ed\u8fc1\u79fb\u7684\u5c40\u9650<\/em><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8fdb\u884c\u865a\u62df\u673a\u7684\u70ed\u8fc1\u79fb\u4e5f\u6709\u4e0d\u5c11\u7684\u9650\u5236\u3002\u4f8b\u5982\uff0c\r\nVMotion \u5728\u8fdb\u884c\u8fc1\u79fb\u4e4b\u524d\uff0c\u7ba1\u7406\u8f6f\u4ef6\u4f1a\u68c0\u6d4b\u76ee\u6807\u670d\u52a1\u5668\u7684 X86 \u67b6\u6784\u662f\u5426\u4e0e\u539f\u670d\u52a1\u5668\u517c\u5bb9\u3002\u5305\u62ec\u5b58\u50a8\u8bbe\u5907\u4ee5\u53ca\u5904\u7406\u5668\uff0c\u865a\u62df\u673a\u5fc5\u987b\u653e\u5230\u5171\u4eab\u7684\u5b58\u50a8\u91cc\uff0c CPU \u7684\u7c7b\u578b\u4e5f\u8981\u4e00\u6837\uff0c\u4e0d\u4ec5\u4e0d\u80fd\u4e00\u4e2a\u662f\u82f1\u7279\u5c14\uff0c\u4e00\u4e2a\u662f AMD \uff0c\u751a\u81f3\u76f8\u540c\u5382\u5546\u4e0d\u540c\u4ea7\u54c1\u7ebf\u7684CPU \u4e5f\u4e0d\u884c\uff0c\u6bd4\u5982\u82f1\u7279\u5c14\u81f3\u5f3a\u548c\u5954\u817e\r<\/code><\/pre>\n\n\n\n<p><strong><em>5.\u8861\u91cf\u865a\u62df\u673a\u8fc1\u79fb\u7684\u6548\u7387<\/em><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1. \u6574\u4f53\u8fc1\u79fb\u65f6\u95f4\uff1a\u4ece\u6e90\u4e3b\u673a\u4e2d\u8fc1\u79fb\u64cd\u4f5c\u5f00\u59cb\u5230\u76ee\u7684\u4e3b\u673a\u4e0a\u5ba2\u6237\u673a\u670d\u52a1\u5904\u4e8e\u4e0d\u53ef\u7528\u72b6\u6001\u7684\u65f6\u95f4\uff0c\u6b64\u65f6\u6e90\u4e3b\u673a\u4e0a\u5ba2\u6237\u673a\u5df2\u7ecf\u6682\u505c\u670d\u52a1\uff0c\u76ee\u7684\u4e3b\u673a\u4e0a\u7684\u5ba2\u6237\u673a\u8fd8\u672a\u6062\u590d\u670d\u52a1\u3002\r\n2. \u670d\u52a1\u5668\u505c\u673a\u65f6\u95f4\uff1a\u5728\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\uff0c\u6e90\u4e3b\u673a\u548c\u76ee\u7684\u4e3b\u673a\u4e0a\u7684\u5ba2\u6237\u673a\u90fd\u5904\u4e8e\u4e0d\u53ef\u7528\u72b6\u6001\u7684\u65f6\u95f4\uff0c\u6b64\u65f6\u6e90\u4e3b\u673a\u4e0a\u5ba2\u6237\u673a\u5df2\u6682\u505c\uff0c\u76ee\u7684\u76ee\u7684\u4e3b\u673a\u4e0a\u5ba2\u6237\u8fd8\u672a\u6062\u590d\u670d\u52a1\u3002\r\n3. \u5bf9\u670d\u52a1\u7684\u6027\u80fd\u5f71\u54cd\uff1a\u4e0d\u4ec5\u5305\u62ec\u8fc1\u79fb\u540e\u7684\u5ba2\u6237\u673a\u4e2d\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u4e0e\u8fc1\u79fb\u524d\u76f8\u5bf9\u6bd4\u662f\u5426\u6709\u6240\u964d\u4f4e\uff0c\u8fd8\u5305\u62ec\u8fc1\u79fb\u540e\u5bf9\u76ee\u7684\u4e3b\u673a\u4e0a\u7684\u5176\u4ed6\u670d\u52a1\u7684\u6027\u80fd\u5f71\u54cd\u3002\r\n<strong>Kvm \u52a8\u6001\u8fc1\u79fb\uff0c\u4e5f\u6709\u5982\u4e0b\u51e0\u4e2a\u5efa\u8bae\u548c\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\r\n1. \u6e90\u5bbf\u4e3b\u673a\u548c\u76ee\u7684\u5bbf\u4e3b\u673a\u76f4\u63a5\u5c3d\u91cf\u7528\u7f51\u7edc\u5171\u4eab\u7684\u5b58\u50a8\u7cfb\u7edf\u6765\u4fdd\u5b58\u5ba2\u6237\u673a\u78c1\u76d8\u955c\u50cf\u3002\u4f8b\u5982 NFS \uff0c ISCSI \uff0c Glusterfs \u7b49\u3002\r\n2. \u4e3a\u4e86\u63d0\u9ad8\u52a8\u6001\u8fc1\u79fb\u7684\u6210\u529f\u7387\uff0c\u5c3d\u91cf\u5728\u540c\u7c7b\u578b cpu\u7684\u4e3b\u673a\u4e0a\u9762\u8fdb\u884c\u52a8\u6001\u8fc1\u79fb\uff0c\u5c3d\u7ba1 kvm \u52a8\u6001\u8fc1\u79fb\u4e5f\u652f\u6301\u4ece Intel \u5e73\u53f0\u8fc1\u79fb\u5230 amd \u5e73\u53f0\u3002 \u4f46\uff0c\u4ece\u5b89\u5168\u6027\uff0c\u7a33\u5b9a\u5ea6\u8003\u8651\u4e0d\u5efa\u8bae\u8fd9\u6837\u53bb\u64cd\u4f5c\uff01\uff01\uff01\r\n3. 64 \u4f4d\u7684\u5ba2\u6237\u673a\u53ea\u80fd\u8fd0\u884c\u5728 64 \u5bbf\u4e3b\u673a\u4e4b\u95f4\u7684\u8fc1\u79fb\uff0c\u800c 32 \u4f4d\u5ba2\u6237\u673a\u53ef\u4ee5\u5728 32 \u5bbf\u4e3b\u673a\u548c 64 \u4f4d\u5bbf\u4e3b\u673a\u4e4b\u95f4\u8fc1\u79fb\u3002\r\n4. \u5728\u8fdb\u884c\u52a8\u6001\u8fc1\u79fb\u65f6\uff0c\u88ab\u8fc1\u79fb\u5ba2\u6237\u673a\u7684\u540d\u79f0\u662f\u552f\u4e00\u7684\uff0c\u5728\u76ee\u7684\u5bbf\u4e3b\u673a\u4e0a\u4e0d\u80fd\u6709\u4e0e\u6e90\u5bbf\u4e3b\u673a\u88ab\u8fc1\u79fb\u5ba2\u6237\u673a\u540c\u540d\u7684\u5ba2\u6237\u673a\u5b58\u5728\u3002\r\n5. \u76ee\u7684\u5bbf\u4e3b\u673a\u548c\u6e90\u5bbf\u4e3b\u673a\u7684\u8f6f\u4ef6\u5c3d\u53ef\u80fd\u7684\u76f8\u540c\u3002\u4e5f\u5c31\u662f\u540c\u4e3a Vmware \uff0c KVM \uff0c Xen \u7b49\r<\/code><\/pre>\n\n\n\n<p><strong><em>6.kvm\u865a\u62df\u673a\u70ed\u8fc1\u79fb\u5177\u4f53\u64cd\u4f5c<\/em><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><strong>##\u5728\u8fc1\u79fb\u524d\u4e86\u89e3\u4ee5\u4e0b\u8fdc\u7a0b\u64cd\u63a7\u547d\u4ee4<\/strong>\r\n-c qemu+ssh:\/\/ip\/system\u53ef\u4ee5\u6267\u884c\u8fdc\u7a0b\u547d\u4ee4\r\n#\u542f\u52a8\u8fdc\u7a0b\u865a\u62df\u673a\r\n&#91;root@kvm02 ~]# virsh -c qemu+ssh:\/\/10.0.0.100\/system start web01\r\nroot@10.0.0.100's password: \r\nDomain web01 started\r\n#\u663e\u793a\u8fdc\u7a0b\u4e3b\u673a\u542f\u52a8\u7684\u865a\u62df\u673a\r\n&#91;root@kvm02 ~]# virsh -c qemu+ssh:\/\/10.0.0.100\/system  list\r\nroot@10.0.0.100's password: \r\n Id    Name                           State\r\n----------------------------------------------------\r\n 1     web03                          running\r\n 3     web02                          running\r\n 4     web01                          running\r\n<strong>#\u524d\u6587\u8bf4\u8fc7\u8fc1\u79fb\u9700\u8981\u5171\u4eab\u5b58\u50a8\uff0c\u5148\u642d\u5efa\u5171\u4eab\u5b58\u50a8<\/strong>\r\n\u914d\u7f6eNFS\u5171\u4eab\u5b58\u50a8\r\nnfs\u670d\u52a1\u5668\u914d\u7f6e\u5982\u4e0b\uff1a\r\n&#91;root@nfs ~]# yum -y install nfs-utils rpcbind   #\u5b89\u88c5\u6240\u9700\u8f6f\u4ef6\u5305\r\n&#91;root@localhost ~]# systemctl enable nfs #\u8bbe\u7f6eNFS\u5f00\u673a\u81ea\u542f\r\n&#91;root@localhost ~]# systemctl enable rpcbind#rpcbind\u5f00\u673a\u81ea\u542f\r\n&#91;root@nfs ~]# mkdir -p \/nfsshare#\u521b\u5efa\u9700\u8981\u5171\u4eab\u7684\u76ee\u5f55\r\n&#91;root@nfs ~]# vim \/etc\/exports#\u7f16\u8f91NFS\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u9ed8\u8ba4\u4e3a\u7a7a\r\n\/nfsshare       *(rw,sync,no_root_squash)\r\n#\u7b2c\u4e00\u5217\u4ee3\u8868\u5171\u4eab\u7684\u76ee\u5f55\r\n#\u7b2c\u4e8c\u5217\u7684\u661f\u53f7\u4ee3\u8868\u5141\u8bb8\u6240\u6709\u7f51\u7edc\u8bbf\u95ee\uff1b\r\n#rw\u4ee3\u8868\u8bfb\u5199\u6743\u9650\uff1bsync\u4ee3\u8868\u540c\u6b65\u5199\u5165\u78c1\u76d8\uff1b\r\n#no_root_squash\u8868\u793a\u5f53\u524d\u5ba2\u6237\u673a\u4ee5root\u8eab\u4efd\u8bbf\u95ee\u65f6\u8d4b\u4e88\u672c\u5730root\u6743\u9650\r\n#\uff08\u9ed8\u8ba4\u662froot_squash\uff0c\u5c06\u4f5c\u4e3anfsnobody\u7528\u6237\u5bf9\u5f85\uff09\uff0c\u82e5\u4e0d\u52a0no_root_squash\uff0c\r\n#\u53ef\u80fd\u4f1a\u5bfc\u81f4\u88ab\u964d\u6743\uff0c\u800c\u65e0\u6cd5\u8fdb\u884c\u8bfb\u5199\uff08wr\uff09\u3002\r\n&#91;root@nfs ~]# systemctl restart rpcbind      #\u542f\u52a8\u8be5\u670d\u52a1\r\n&#91;root@nfs ~]# systemctl restart nfs      #\u542f\u52a8\u8be5\u670d\u52a1\r\n&#91;root@nfs ~]# netstat -anpt | grep rpc      #\u786e\u8ba4\u670d\u52a1\u5df2\u542f\u52a8\r\n&#91;root@nfs ~]# showmount -e         #\u67e5\u770b\u672c\u673a\u5171\u4eab\u7684\u76ee\u5f55\r\nExport list for nfs:\r\n\/nfsshare *\r\n&#91;root@nfs ~]# firewall-cmd --add-service=rpc-bind --permanent \r\n&#91;root@nfs ~]# firewall-cmd --add-service=nfs --permanent \r\n&#91;root@nfs ~]# firewall-cmd --add-service=mountd --permanent \r\n&#91;root@nfs ~]# systemctl restart firewalld     #\u91cd\u542f\u9632\u706b\u5899\uff0c\u4f7f\u914d\u7f6e\u751f\u6548\r\n<strong>##\u5c06\u78c1\u76d8\u6587\u4ef6\u5b58\u50a8\u5728\u5171\u4eab\u5b58\u50a8\u4e2d<\/strong>\r\n<strong>#\u5f00\u59cb\u8fc1\u79fb\r\n#--unsafe\u5ffd\u7565\u5b89\u5168\u63d0\u793a \u2013persistent\u6c38\u4e45\u751f\u6548<\/strong>\r\n&#91;root@test ~]# virsh migrate web02  qemu+ssh:\/\/10.0.0.111\/system --unsafe --persistent\r\nroot@10.0.0.111's password: \r\n#\u67e5\u770b\u4e00\u4e0b\u865a\u62df\u673a\uff0c\u8fc1\u79fb\u4ee5\u540e\u865a\u62df\u673a\u81ea\u52a8\u5173\u673a\r\n&#91;root@test ~]# virsh list --all \r\n Id    Name                           State\r\n----------------------------------------------------\r\n 2     web03                          running\r\n-     web02                          shut off\r\n##\u8fc1\u79fb\u6210\u529f\r\n##\u6ce8\u610f\u8fc1\u79fb\u9700\u8981\u505a\u597dhosts\u89e3\u6790\r<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5b59\u5bcc\u9633\uff0c \u6c5f\u6e56\u4eba\u79f0\u6ca1\u4eba\u79f0\u3002\u591a\u5e74\u4e92\u8054\u7f51\u8fd0\u7ef4\u5de5\u4f5c\u7ecf\u9a8c\uff0c\u66fe\u8d1f\u8d23\u8fc7\u5b59\u5e03\u65af\u5927\u89c4\u6a21\u96c6\u7fa4\u67b6\u6784\u81ea\u52a8\u5316\u8fd0\u7ef4\u7ba1\u7406\u5de5\u4f5c\u3002\u64c5\u957fWeb\u96c6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"_links":{"self":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts\/1117"}],"collection":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1117"}],"version-history":[{"count":1,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts\/1117\/revisions"}],"predecessor-version":[{"id":1118,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts\/1117\/revisions\/1118"}],"wp:attachment":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1117"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1117"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}