<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="utf-8"><meta name="generator" content="pdf2htmlEX"><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/base.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/11110997/raw.css"><script src="https://csdnimg.cn/release/download_crawler_static/js/compatibility.min.js"></script><script src="https://csdnimg.cn/release/download_crawler_static/js/pdf2htmlEX.min.js"></script><script>try{pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({});}catch(e){}</script><title></title></head><body><div id="sidebar" style="display: none"><div id="outline"></div></div><div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/11110997/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">HUA<span class="_ _0"></span>WEI TECHNOL<span class="_ _0"></span>OGIES CO., L<span class="_ _1"></span>TD.<span class="ff2"> </span></div><div class="t m0 x2 h3 y2 ff3 fs0 fc1 sc0 ls0 ws0">www<span class="_ _0"></span>.huawe<span class="_ _2"></span>i.com </div><div class="t m0 x3 h4 y3 ff1 fs0 fc0 sc0 ls0 ws0"><span class="fc3 sc0">Hu</span><span class="fc3 sc0">aw</span><span class="fc3 sc0">ei </span><span class="fc3 sc0">Co</span><span class="fc3 sc0">nfi</span><span class="fc3 sc0">dential </span><span class="_ _0"></span><span class="fc3 sc0"> </span></div><div class="t m0 x4 h5 y4 ff4 fs1 fc2 sc0 ls0 ws0"><span class="fc3 sc0">Secur</span><span class="fc3 sc0">ity</span><span class="fc3 sc0"> </span><span class="fc3 sc0">Le</span><span class="fc3 sc0">vel:</span><span class="fc3 sc0"> </span><span class="fc3 sc0"> </span></div><div class="t m0 x5 h6 y5 ff2 fs2 fc1 sc0 ls0 ws0">47pt </div><div class="t m0 x5 h6 y6 ff2 fs2 fc1 sc0 ls1 ws0">30pt<span class="ls0"> </span></div><div class="t m0 x5 h6 y7 ff5 fs2 fc1 sc0 ls0 ws0">反白<span class="ff2"> </span></div><div class="t m0 x6 h6 y8 ff2 fs2 fc1 sc0 ls0 ws0">: </div><div class="t m0 x7 h6 y9 ff2 fs2 fc1 sc0 ls0 ws0">FrutigerNext LT Medium </div><div class="t m0 x8 h6 ya ff2 fs2 fc1 sc0 ls0 ws0">: Arial </div><div class="t m0 x9 h6 yb ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 yc ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x5 h6 yd ff2 fs2 fc1 sc0 ls1 ws0">47pt<span class="ls0"> </span></div><div class="t m0 x5 h6 ye ff5 fs2 fc1 sc0 ls0 ws0">黑体<span class="ff2"> </span></div><div class="t m0 x5 h6 yf ff2 fs2 fc1 sc0 ls1 ws0">28pt<span class="ls0"> </span></div><div class="t m0 x5 h6 y10 ff5 fs2 fc1 sc0 ls0 ws0">反白<span class="ff2"> </span></div><div class="t m0 xa h6 y11 ff5 fs2 fc1 sc0 ls0 ws0">细黑体<span class="ff2"> </span></div><div class="t m0 x9 h6 y12 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y13 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y14 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y15 ff2 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 xb h3 y16 ff3 fs0 fc0 sc0 ls0 ws0"><span class="fc3 sc0">20</span><span class="fc3 sc0">1</span><span class="fc3 sc0">1</span><span class="fc3 sc0">-</span><span class="_ _0"></span><span class="ls2"><span class="fc3 sc0">12</span><span class="ls0"><span class="fc3 sc0">-</span><span class="fc3 sc0">6</span><span class="_ _2"></span><span class="fc3 sc0"> </span></span></span></div><div class="t m0 xc h7 y17 ff6 fs3 fc1 sc1 ls0 ws0"> </div><div class="t m0 xd h8 y18 ff7 fs4 fc1 sc1 ls3 ws0">杨晓伟<span class="ff6 ls0"> </span></div><div class="t m0 xe h9 y19 ff7 fs5 fc1 sc1 ls0 ws0">支撑华为云计<span class="_ _3"></span>算的虚拟<span class="_ _3"></span>化</div><div class="t m0 xe ha y1a ff7 fs6 fc1 sc1 ls4 ws0">关键技术<span class="ff8 ls0"> </span></div></div><div class="pi" data-data='{"ctm":[1.333333,0.000000,0.000000,1.333333,0.000000,0.000000]}'></div></div></body></html>
<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/11110997/bg2.jpg"><div class="t m0 x5 h6 y1b ff2 fs2 fc1 sc0 ls0 ws0">40pt </div><div class="t m0 xf h6 y1c ff2 fs2 fc1 sc0 ls0 ws0">: R153 G0 B0 </div><div class="t m0 x6 h6 y1d ff2 fs2 fc1 sc0 ls0 ws0">: </div><div class="t m0 x7 h6 y1e ff2 fs2 fc1 sc0 ls0 ws0">FrutigerNext LT Medium </div><div class="t m0 x8 h6 y1f ff2 fs2 fc1 sc0 ls0 ws0">: Arial </div><div class="t m0 x9 h6 y20 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x5 h6 y21 ff2 fs2 fc1 sc0 ls0 ws0">40pt </div><div class="t m0 xf h6 y22 ff2 fs2 fc1 sc0 ls0 ws0">: R153 G0 B0 </div><div class="t m0 x5 h6 y23 ff5 fs2 fc1 sc0 ls0 ws0">黑体<span class="ff2"> </span></div><div class="t m0 x9 h6 y24 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y25 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x5 h6 y26 ff2 fs2 fc1 sc0 ls1 ws0">30pt<span class="ls0"> </span></div><div class="t m0 x5 h6 y27 ff2 fs2 fc1 sc0 ls0 ws0">30pt </div><div class="t m0 x5 h6 y28 ff5 fs2 fc1 sc0 ls0 ws0">黑色<span class="ff2"> </span></div><div class="t m0 x6 h6 y29 ff2 fs2 fc1 sc0 ls0 ws0">: </div><div class="t m0 x7 h6 y2a ff2 fs2 fc1 sc0 ls0 ws0">FrutigerNext LT Regular </div><div class="t m0 x8 h6 y2b ff2 fs2 fc1 sc0 ls0 ws0">: Arial </div><div class="t m0 x9 h6 y2c ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x5 h6 y2d ff2 fs2 fc1 sc0 ls1 ws0">30pt<span class="ls0"> </span></div><div class="t m0 x5 h6 y2e ff2 fs2 fc1 sc0 ls1 ws0">30pt <span class="_ _2"></span><span class="ls0"> </span></div><div class="t m0 x5 h6 y2f ff5 fs2 fc1 sc0 ls0 ws0">黑色<span class="ff2"> </span></div><div class="t m0 xa h6 y30 ff5 fs2 fc1 sc0 ls0 ws0">细黑体<span class="ff2"> </span></div><div class="t m0 x9 h6 y31 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y32 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y33 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y34 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x9 h6 y35 ff2 fs2 fc0 sc0 ls0 ws0"> </div><div class="t m0 x1 hb y36 ff7 fs7 fc4 sc2 ls3 ws0">目录<span class="ff9 sc0 ls0"> </span></div><div class="t m0 x1 hc y37 ffa fs8 fc5 sc0 ls0 ws0">•<span class="_ _4"> </span><span class="ff5 sc3">虚拟化背景、热点<span class="_ _3"></span>与趋势</span><span class="ff9"> </span></div><div class="t m0 x1 hc y38 ffa fs8 fc0 sc0 ls0 ws0">•<span class="_ _4"> </span><span class="ff9">UVP<span class="ff5 sc4">在云计算<span class="_ _3"></span>中的应用及关键技术<span class="_ _3"></span></span> </span></div><div class="t m0 x10 hc y39 ff9 fs8 fc0 sc0 ls0 ws0"> </div></div><div class="pi" data-data='{"ctm":[1.333333,0.000000,0.000000,1.333333,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/11110997/bg3.jpg"><div class="t m0 x1 h2 y3a ff1 fs0 fc0 sc0 ls0 ws0">HUA<span class="_ _0"></span>WEI TECHNOL<span class="_ _0"></span>OGIES CO., L<span class="_ _1"></span>TD.<span class="ff2"> </span></div><div class="t m0 x11 h4 y3b ff1 fs0 fc0 sc0 ls0 ws0"><span class="fc3 sc0">Hu</span><span class="fc3 sc0">aw</span><span class="fc3 sc0">ei </span><span class="fc3 sc0">Co</span><span class="fc3 sc0">nfi</span><span class="fc3 sc0">dential </span><span class="_ _2"></span><span class="fc3 sc0"> </span></div><div class="t m0 x12 h6 y3c ff2 fs2 fc1 sc0 ls0 ws0">35pt </div><div class="t m0 x12 h6 y3d ff2 fs2 fc1 sc0 ls0 ws0">32pt </div><div class="t m0 x13 h6 y3e ff2 fs2 fc1 sc0 ls0 ws0">) :18pt </div><div class="t m0 x14 h6 y3f ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x14 h6 y40 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x15 h4 y41 ff1 fs0 fc0 sc0 ls0 ws0">P<span class="_ _0"></span>age 3 </div><div class="t m0 x1 hd y42 ff7 fs9 fc4 sc0 ls5 ws0">虚拟化的定义<span class="ff6 ls0"> </span></div><div class="t m0 x16 he y43 ff5 fsa fc0 sc4 ls0 ws0">虚拟化一般意义上是指对计算机物理资源的进<span class="_ _2"></span>行抽象的手段；<span class="ffb sc0"> </span></div><div class="t m0 x16 hf y44 ffb fsa fc0 sc0 ls0 ws0"> </div><div class="t m0 x16 h10 y45 ff5 fsb fc0 sc0 ls6 ws0">虚拟化技术主要通过三种方式：<span class="ffb sc4 ls0"> </span></div><div class="t m0 x17 he y46 ff5 fsa fc5 sc3 ls0 ws0">硬件仿真：<span class="fc0 sc0">指令集翻译，多用于开发环境中（<span class="_ _2"></span>如<span class="ffb">QEMU</span>等）<span class="ffb"> </span></span></div><div class="t m0 x17 he y47 ff5 fsa fc5 sc3 ls3 ws0">分割：<span class="fc0 sc0 ls0">应用最为普遍（如<span class="ffb">VM<span class="_ _2"></span>ware <span class="_ _2"></span>ESX<span class="ff5">、</span> XEN<span class="ff5">、</span> Hyper-V<span class="ff5">、</span>KVM<span class="ff5">等）</span> </span></span></div><div class="t m0 x17 he y48 ff5 fsa fc5 sc3 ls3 ws0">聚合：<span class="fc0 sc0 ls0">应用相对较少（如<span class="ffb">ScaleMP/3Lea<span class="_ _2"></span>f<span class="ff5">等）</span> </span></span></div></div><div class="pi" data-data='{"ctm":[1.333333,0.000000,0.000000,1.333333,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/11110997/bg4.jpg"><div class="t m0 x1 h2 y3a ff1 fs0 fc0 sc0 ls0 ws0">HUA<span class="_ _0"></span>WEI TECHNOL<span class="_ _0"></span>OGIES CO., L<span class="_ _1"></span>TD.<span class="ff2"> </span></div><div class="t m0 x11 h4 y3b ff1 fs0 fc0 sc0 ls0 ws0"><span class="fc3 sc0">Hu</span><span class="fc3 sc0">aw</span><span class="fc3 sc0">ei </span><span class="fc3 sc0">Co</span><span class="fc3 sc0">nfi</span><span class="fc3 sc0">dential </span><span class="_ _2"></span><span class="fc3 sc0"> </span></div><div class="t m0 x12 h6 y3c ff2 fs2 fc1 sc0 ls0 ws0">35pt </div><div class="t m0 x12 h6 y3d ff2 fs2 fc1 sc0 ls0 ws0">32pt </div><div class="t m0 x13 h6 y3e ff2 fs2 fc1 sc0 ls0 ws0">) :18pt </div><div class="t m0 x14 h6 y3f ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x14 h6 y40 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x15 h4 y41 ff1 fs0 fc0 sc0 ls0 ws0">P<span class="_ _0"></span>age 4 </div><div class="t m0 x1 h11 y49 ff7 fsc fc4 sc0 ls0 ws0">虚拟化<span class="ff6">1.0 = </span>整合<span class="ff6"> </span></div><div class="t m0 x18 h12 y4a ff5 fs1 fc0 sc4 ls3 ws0">抽象<span class="sc0 ls0">虚拟化硬件平台，</span>软硬件解耦<span class="sc0 ls0">，减弱<span class="ff3 ls7">OS</span>对硬件的敏感度：<span class="ff3"> </span></span></div><div class="t m0 x18 h12 y4b ff3 fs1 fc0 sc0 ls0 ws0">1<span class="ff5">）</span><span class="ls8">CPU</span><span class="ff5">的前后兼容性；</span> </div><div class="t m0 x18 h12 y4c ff3 fs1 fc0 sc0 ls0 ws0">2<span class="ff5">）</span><span class="ls9">IO</span><span class="ff5">设备的抽象模拟</span> </div><div class="t m0 x18 h12 y4d ff5 fs1 fc0 sc0 ls0 ws0">异构应用之间<span class="sc4 ls3">更彻底的隔离性</span>，支持多应用无修改地在同一硬件和平共处：<span class="ff3"> </span></div><div class="t m0 x18 h12 y4e ff4 fs1 fc0 sc0 ls0 ws0">1<span class="ff5 sc4">）<span class="sc0">故障与安全隔离；<span class="ff3"> </span></span></span></div><div class="t m0 x18 h12 y4f ff3 fs1 fc0 sc0 ls0 ws0">2<span class="ff5">）资源配额的隔离（</span>QoS<span class="ff5">）</span> </div><div class="t m0 x19 h13 y50 ff4 fsd fc0 sc0 ls0 ws0">CPU% </div><div class="t m0 x19 h13 y51 ff4 fsd fc0 sc0 ls0 ws0">CPU% </div><div class="t m0 x1a h14 y52 ff5 fs0 fc1 sc1 ls3 ws0">虚拟化<span class="ffb ls0">1.0<span class="ff5">特征</span> </span></div><div class="t m0 x1a h14 y53 ff5 fs0 fc1 sc1 ls3 ws0">虚拟化<span class="ffb ls0">1.0<span class="ff5">应用</span> </span></div><div class="t m0 x18 h12 y54 ff5 fs1 fc0 sc4 ls3 ws0">服务器整合<span class="ff4 sc0 ls0"> </span></div><div class="t m0 x18 h12 y55 ffa fs1 fc0 sc0 ls0 ws0">•<span class="ff3 lsa">35%<span class="lsb">--<span class="_ _0"></span><span class="ls0">75% <span class="_ _3"></span>TCO <span class="ff5">节省：降低</span><span class="lsa">40</span><span class="ff5">％软件硬</span></span></span></span></div><div class="t m0 x18 h12 y56 ff5 fs1 fc0 sc0 ls0 ws0">件成本，降低<span class="ff3 lsa">70<span class="ls0">-</span>80%</span>运营成本<span class="ff3"> </span></div><div class="t m0 x18 h12 y57 ffa fs1 fc0 sc0 ls0 ws0">•<span class="ff5">提高运营效率，部署时间从小时级到分</span></div><div class="t m0 x18 h12 y58 ff5 fs1 fc0 sc0 ls0 ws0">钟级<span class="ff3"> </span></div><div class="t m0 x18 h12 y59 ffa fs1 fc0 sc0 ls0 ws0">•<span class="ff5">提高服务水平：将所有服务器作为大的</span></div><div class="t m0 x18 h12 y5a ff5 fs1 fc0 sc0 ls0 ws0">资源统一进行管理，自动态资源调配；</div><div class="t m0 x18 h12 y5b ff5 fs1 fc0 sc0 ls0 ws0">无中断的按需扩容<span class="ff3"> </span></div><div class="t m0 x1b he y5c ff4 fsa fc0 sc0 lsc ws0">2006<span class="ff5 sc4 ls0">以前：虚拟化</span><span class="ls0">1.0<span class="ff5 sc4">。<span class="fc5 sc3">虚拟化<span class="_ _2"></span>基本特征：抽象、解耦、隔<span class="_ _2"></span>离<span class="ff4 fc0 sc0"> </span></span></span></span></div><div class="t m0 x1c he y5d ff5 fsa fc5 sc3 ls0 ws0">主要应用：服务器整合<span class="ff4 fc0 sc0 lsd">--</span><span class="fc0 sc4">提高服务器的利用率，降低<span class="ff4 sc0">TC<span class="_ _0"></span>O </span></span></div></div><div class="pi" data-data='{"ctm":[1.333333,0.000000,0.000000,1.333333,0.000000,0.000000]}'></div></div>
<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/11110997/bg5.jpg"><div class="t m0 x1 h2 y3a ff1 fs0 fc0 sc0 ls0 ws0">HUA<span class="_ _0"></span>WEI TECHNOL<span class="_ _0"></span>OGIES CO., L<span class="_ _1"></span>TD.<span class="ff2"> </span></div><div class="t m0 x11 h4 y3b ff1 fs0 fc0 sc0 ls0 ws0"><span class="fc3 sc0">Hu</span><span class="fc3 sc0">aw</span><span class="fc3 sc0">ei </span><span class="fc3 sc0">Co</span><span class="fc3 sc0">nfi</span><span class="fc3 sc0">dential </span><span class="_ _2"></span><span class="fc3 sc0"> </span></div><div class="t m0 x12 h6 y3c ff2 fs2 fc1 sc0 ls0 ws0">35pt </div><div class="t m0 x12 h6 y3d ff2 fs2 fc1 sc0 ls0 ws0">32pt </div><div class="t m0 x13 h6 y3e ff2 fs2 fc1 sc0 ls0 ws0">) :18pt </div><div class="t m0 x14 h6 y3f ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x14 h6 y40 ff2 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x15 h4 y41 ff1 fs0 fc0 sc0 ls0 ws0">P<span class="_ _0"></span>age 5 </div><div class="t m0 x1 hd y5e ff7 fs9 fc4 sc0 ls5 ws0">虚拟化<span class="ff6 ls0">2.0 = </span>敏捷<span class="ff6 ls0"> </span></div><div class="t m0 x1d h14 y5f ff5 fs0 fc0 sc0 ls0 ws0">虚拟机（应用）之间可以动态共享资</div><div class="t m0 x1d h14 y60 ff5 fs0 fc0 sc0 ls0 ws0">源，实现<span class="fc4 sc2">物理机内的错峰削谷<span class="ff4 sc0"> </span></span></div><div class="t m0 x1d h14 y61 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff3 lse">CPU</span><span class="ff5">的热插拔<span class="ff3"> </span></span></div><div class="t m0 x1d h14 y62 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">内存动态伸缩<span class="ff3"> </span></span></div><div class="t m0 x1d h14 y63 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">磁盘空间动态伸缩<span class="ff3"> </span></span></div><div class="t m0 x1e h14 y64 ff5 fs0 fc0 sc0 ls0 ws0">虚拟机（应用）在多台物理服务</div><div class="t m0 x1e h14 y65 ff5 fs0 fc0 sc0 ls0 ws0">器之间透明移动，<span class="fc4 sc2">业务不中断</span>，</div><div class="t m0 x1e h14 y66 ff5 fs0 fc0 sc0 ls0 ws0">实现<span class="fc4 sc2">跨物理机的错峰削谷<span class="ff4 sc0"> </span></span></div><div class="t m0 x1e h14 y67 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff3">DRS(<span class="ff5">动态负载均衡</span>) </span></div><div class="t m0 x1e h14 y68 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff3">DPM(<span class="ff5">动态节能管理</span>) </span></div><div class="t m0 x1f h14 y64 ff5 fs0 fc0 sc0 ls0 ws0">虚拟化技术改变原有的应用打包<span class="ff3">/</span></div><div class="t m0 x1f h14 y69 ff5 fs0 fc0 sc0 ls0 ws0">发布模式，实现应用对硬件更彻</div><div class="t m0 x1f h14 y6a ff5 fs0 fc0 sc0 ls0 ws0">底的解耦<span class="ff3"> </span></div><div class="t m0 x1f h14 y6b ffa fs0 fc0 sc0 ls0 ws0">•<span class="ff3">OS<span class="ff5">专用，避免其他软件干扰应</span> </span></div><div class="t m0 x1f h14 y6c ffa fs0 fc0 sc0 ls0 ws0">•<span class="ff5">安装<span class="ff3">/</span>迁移效率大幅提升<span class="ff3"> </span></span></div><div class="t m0 x20 h14 y6d ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">提供更安全的入侵检测及防病毒方案<span class="ff3"> </span></span></div><div class="t m0 x20 h14 y6e ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">对系统的内存及存储进行快照保存<span class="ff3"> </span></span></div><div class="t m0 x20 h14 y6f ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">方便故障现场的重现<span class="ff3"> </span></span></div><div class="t m0 x20 h14 y70 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">对虚拟机的事件进行记录<span class="ff3"> </span></span></div><div class="t m0 x20 h14 y71 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">历史运行过程回放方便故障定位、黑客行为跟踪<span class="ff3"> </span></span></div><div class="t m0 x21 h14 y72 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff3 lsf">VM</span><span class="ff5">状态实时在主备<span class="ff3 lsf">VM</span>间同步，应用无关的通用热备方案<span class="ff3"> </span></span></div><div class="t m0 x21 h14 y73 ffc fs0 fc0 sc0 ls0 ws0">•<span class="ff5">物理机故障时，业务恢复时间在百<span class="ff3 ls10">ms</span>内<span class="ff3"> </span></span></div><div class="t m0 x22 h14 y74 ff5 fs0 fc1 sc1 ls3 ws0">应用容器<span class="ffb ls0"> </span></div><div class="t m0 x23 h14 y75 ff5 fs0 fc1 sc1 ls3 ws0">热迁移<span class="ffb ls0"> <span class="_ _5"> </span></span>弹性伸缩<span class="ffb ls0"> </span></div><div class="t m0 x24 h14 y76 ff5 fs0 fc1 sc1 ls0 ws0">虚拟机热备<span class="ffb"> </span></div><div class="t m0 x25 h14 y77 ff5 fs0 fc1 sc1 ls0 ws0">虚拟机安全<span class="ffb"> </span></div><div class="t m0 x25 h14 y78 ff5 fs0 fc1 sc1 ls0 ws0">虚拟机快照<span class="ffb"> </span></div><div class="t m0 x25 h14 y79 ff5 fs0 fc1 sc1 ls0 ws0">虚拟机录像<span class="ffb"> </span></div><div class="t m0 x26 he y7a ff4 fsa fc0 sc0 lsc ws0">2007<span class="_ _0"></span><span class="ls0">-2010<span class="ff5 sc4">：虚拟化</span>2.0<span class="ff5 sc4">。<span class="fc5 sc3">主要特点：</span></span><span class="fc5"> 1) <span class="_ _0"></span><span class="ff5 sc3">灵活的<span class="_ _3"></span>资源管理：<span class="fc0 sc4">应用快速部署，<span class="ff4 sc0 ls11">OS</span>绿色化；<span class="ff4 sc0"> </span></span></span></span></span></div><div class="t m0 x27 he y7b ff5 fsa fc0 sc4 ls0 ws0">实现应用可移动性，虚拟机资源动态伸缩；<span class="ff4 fc5 sc0">2) <span class="_ _0"></span><span class="ff5 sc3">透明的带外控制能力<span class="ff4 sc0"> </span></span></span></div></div><div class="pi" data-data='{"ctm":[1.333333,0.000000,0.000000,1.333333,0.000000,0.000000]}'></div></div>
