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QEMU KVM libvirt 手册(1)
安装 对虚拟化的支持通常在BIOS中是禁掉的,必须开启才可以。 对于Intel CPU,我们可以通过下面的命令查看是否支持虚拟化。 # grep "vmx" /proc/cpuinfo flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr ...
分类:其他好文   时间:2014-07-08 00:19:47    阅读次数:573
QEMU KVM libvirt手册(2)
Administrating Virtual Machines with QEMU Monitor When QEMU is running, a monitor console is provided for performing interaction with the user. Using ...
分类:其他好文   时间:2014-07-08 00:06:50    阅读次数:464
[转] KVM I/O slowness on RHEL 6
KVM I/O slowness on RHEL 6 http://www.ilsistemista.net/index.php/virtualization/11-kvm-io-slowness-on-rhel-6.html?limitstart=0 Over one year has passe...
分类:其他好文   时间:2014-07-07 20:21:46    阅读次数:397
[转] Vmware vs Virtualbox vs KVM vs XEN: virtual machines performance comparison
http://www.ilsistemista.net/index.php/virtualization/1-virtual-machines-performance-comparison.html?limitstart=0 Today, “Virtual machine” seems to be ...
分类:其他好文   时间:2014-06-29 20:23:58    阅读次数:509
[转] KVM VirtIO paravirtualized drivers: why they matter
http://www.ilsistemista.net/index.php/virtualization/42-kvm-virtio-paravirtualized-drivers-why-they-matter.html?limitstart=0 As you probably already k...
分类:其他好文   时间:2014-06-29 19:58:08    阅读次数:285
[转] KVM storage performance and cache settings on Red Hat Enterprise Linux 6.2
Almost one year ago, I checked how different cache settings affected KVM storage subsystem performance. Results were very clear: to obtain good I/O sp...
分类:系统相关   时间:2014-06-29 19:47:59    阅读次数:448
[转] KVM scalability and consolidation ratio: cache none vs cache writeback
http://www.ilsistemista.net/index.php/virtualization/43-kvm-scalability-and-consolidation-ratio-cache-none-vs-cache-writeback.html?limitstart=0 In the...
分类:其他好文   时间:2014-06-29 19:37:42    阅读次数:265
KVM虚拟化+PKE无人值守安装
安装KVM虚拟化条件:首先CPU要支持虚拟化(Intel是vmx,AMD是svm)[root@localhost~]#egrep‘(vmx|svm)‘--color/proc/cpuinfo确保BIOS里开启VTIntel(R)VirtualizationTech[Enabled]安装虚拟化套件[root@localhost~]#LANG=en_US-utf8[root@localhost~]#yum-ygroupinstall"Virtual..
分类:其他好文   时间:2014-06-28 00:30:19    阅读次数:346
DNS子域授权和DNS分离解析
实验环境:-------RHEL5.10(vmnet1)----------REL5.10(vmnet1)(192.168.100.10主域)(192.168.100.20子域)【DNS子域授权配置】kvm_node2(子域)上面操作:[root@dns2~]#yum-yinstallbindbind-chrootcaching-nameserver[root@dns2~]#cd/var/named/chroot/etc/[root@dns2..
分类:其他好文   时间:2014-06-28 00:25:40    阅读次数:450
KVM 虚拟机增加磁盘
背景:由于在KVM虚机上做glusterfs测试,发现KVM虚拟存储空间不够。思路:创建一个kvmimg文件指定大小200G,然后通过VirtualMachineManager导入到对应的虚拟机步骤:这里以虚拟机vm2为例创建kvmimg[root@agent-cloudstack342]cd/d1/virtual_machine/vm/2#进入虚机文件目录[root..
分类:其他好文   时间:2014-06-27 06:38:28    阅读次数:288
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