[原]一些KVM测试过程中的命令笔记,1

磁盘坏道检测工具1:

badblocks /dev/sdc1

磁盘坏到检测工具2:

sudo apt-get install smartmontools

DiskGenius 也行,一般有时间都会检测几次

HD Tune

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libvirt:

service libvirtd stutas

service libvirtd start

/etc/init.d/libvirtd restart

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检查kvm是否安装成功 ,成功则如下显示

lsmod | grep kvm

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安装:

2T以上磁盘不能使用fdisk分区

参考:

http://blog.chinaunix.net/space.php?uid=21855486&do=blog&id=364699

操作方法:

testcloud@compute3:~$ sudo parted /dev/sdb

(parted) mklabel gpt

(parted) print

(parted) mkpart primary 0 2998961

(parted) print

(parted) gpt

(parted) quit

sudo parted -s /dev/sdb print

分区

sudo mkfs.ext4 /dev/sdb1

sudo fdisk -l

mount /dev/sdb1 /var/lib/libvirt/

sudo vi /etc/fstab

增加/dev/sdb1 /var/lib/libvirt ext4 defaults 0 2

删除pv:

vgreduce vg_compute3rhel6 unknown device

删除vg,

lvremove 删除lv

vgremove 删除 vg

-----parted分区之后的操作

创建pvs

sudo pvcreate /dev/sdb1

创建vgs

sudo vgcreate VolGroup00 /dev/sdb1

查看vgs大小

sudo vgdisplay VolGroup00 | grep "Total PE"

创建lvs

sudo lvcreate -l 715007 VolGroup00 -n LogVol00

安装格式化工具

sudo apt-get install reiserfsprogs

格式化磁盘

sudo mkfs.reiserfs /dev/VolGroup00/LogVol00

sudo mkdir /mnt/new

sudo mount /dev/VolGroup00/LogVol00 /mnt/new

sudo cp -rf /var/* /mnt/new/

sudo umount /dev/VolGroup00/LogVol00

sudo rm -rf /var/*

sudo mount /dev/new_vg/new_lv /var

增加磁盘空间:sudo kvm-img resize Win-2003-R2-x86_64-Test.img +250G

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设置桥接的网络配置:

auto eth0

iface eth0 inet static

auto br0

iface br0 inet static

address 192.168.77.103

netmask 255.255.255.0

broadcast 192.168.77.255

gateway 192.168.77.1

bridge_ports eth0

bridge_fd 9

bridge_hello 2

bridge_maxage 12

bridge_stp off

auto eth1

iface eth1 inet static

address 10.10.10.103

netmask 255.255.255.0

1.安装kvm

sudo apt-get -y install qemu-kvm --fix-missing

2.安装libvirt

sudo apt-get -y install libvirt-bin --fix-missing