<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[我是菜鸟]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/handw</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; handw]]></copyright><item><title><![CDATA[Linux软中断实现详解(2.6.26.3)]]></title><link>https://blog.youkuaiyun.com/handw/article/details/6557813</link><guid>https://blog.youkuaiyun.com/handw/article/details/6557813</guid><author>handw</author><pubDate>Tue, 21 Jun 2011 10:00:00 +0800</pubDate><description><![CDATA[软中断的类型： enum{         HI_SOFTIRQ=0,         TIMER_SOFTIRQ,         NET_TX_SOFTIRQ,         NET_RX_SOFTIRQ,         BLOCK_SOFTIRQ,         TASKLET_SOFTIRQ,         SCHED_SOFTIRQ, #i]]></description><category></category></item><item><title><![CDATA[Accessing a Fedora Logical Volume from Ubuntu]]></title><link>https://blog.youkuaiyun.com/handw/article/details/6541191</link><guid>https://blog.youkuaiyun.com/handw/article/details/6541191</guid><author>handw</author><pubDate>Mon, 13 Jun 2011 14:13:00 +0800</pubDate><description><![CDATA[Boot Ubuntu. Install lvm2:$ sudo apt-get install lvm2Load the necessary module(s):$ sudo modprobe dm-modScan your system for LVM volumes and identify in the output the volume group]]></description><category></category></item><item><title><![CDATA[循环配置本地IP批处理命令]]></title><link>https://blog.youkuaiyun.com/handw/article/details/6029631</link><guid>https://blog.youkuaiyun.com/handw/article/details/6029631</guid><author>handw</author><pubDate>Tue, 23 Nov 2010 13:58:00 +0800</pubDate><description><![CDATA[<br />FOR /L %%F IN (100,1,253) DO (<br />   netsh interface ip set address "本地连接" static 192.168.1.%%F 255.255.255.0 192.168.1.254 1<br />   echo %%F >> D:/test.txt<br />   ping 192.168.1.254 >> D:/test.txt<br />   )]]></description><category></category></item><item><title><![CDATA[Xen的敏感指令陷入-《Xen虚拟化技术》学习]]></title><link>https://blog.youkuaiyun.com/handw/article/details/5770554</link><guid>https://blog.youkuaiyun.com/handw/article/details/5770554</guid><author>handw</author><pubDate>Wed, 28 Jul 2010 10:18:00 +0800</pubDate><description><![CDATA[Xen虚拟机系统所采用的半虚拟化技术通过软件方法实现了x86架构的虚拟化，解决了x86架构所固有的虚拟化缺陷，即敏感和特权指令无法被VMM所捕获的缺陷。G.Popek和R.Goldberg在1974年发表的论文中提到，作为向上层VM提供底层硬件抽象的一层轻量级的软件，VMM必须满足以下3个条件：1.等价性(Equivalence)
：应用程序在VMM 上的虚拟机执行，应与物理硬件上的执行行为相同。2.资源控制(Resource Control)
：物理硬件由VMM全权控，VM 及VM上的应用程序不得直接]]></description><category></category></item><item><title><![CDATA[Fedora11下安装Xen4.0]]></title><link>https://blog.youkuaiyun.com/handw/article/details/5515164</link><guid>https://blog.youkuaiyun.com/handw/article/details/5515164</guid><author>handw</author><pubDate>Thu, 22 Apr 2010 11:42:00 +0800</pubDate><description><![CDATA[现确保CPU支持Xen虚拟化。半虚拟化需要pae，全虚拟化需要Intel VT或者AMD PT的支持。cat /proc/cpuinfo | grep flags 如果包含pte，那么就支持半虚拟化。如果包含vmx(Intel)或者svm(AMD)，那么就支持全虚拟化。Xen的编译还需要其他包的支持，接下来安装他们：yum groupinstall "Development Libraries"y]]></description><category></category></item></channel></rss>