54:
00:
4f:
1b:
07'/>
虚拟机启动后,验证网络接口是否正常:
#brctlshow
bridgenamebridgeidSTPenabledinterfaces
virbr08000.525400b9b096yesvirbr0-nic
vnet0
Bridge方式的影响
Bridge方式配置出来的接口对NAT方式没有影响,因为NAT方式并没有使用物理网卡。
但作为客户机,只能选择其中的一种。
客户机动态迁移
源机和目的机rhel版本必须一致
1源端建立nfs
Vi/etc/exports
/var/lib/libvirt/images*(rw,no_root_squash,sync)
2在目的端mountnfs
#mountstorage_host:
/var/lib/libvirt/images/var/lib/libvirt/images
3在目的端执行virsh
#virshmigrate--liveGuestNameDestinationURL
DestinationURL指的是目的机的主机名或ip
例如:
#virshmigrate--liveguest1-rhel6-64qemu+ssh
客户机自动启动
virshautostartTestServer
DomainTestServermarkedasautostarted
#virshautostart--disableTestServer
DomainTestServerunmarkedasautostarted
改变diskimage大小
#qemu-imgresizefilename[+|-]size[K|M|G|T]
查看vol信息
#virshvol-info/images/secondimage.img
Name:
secondimage.img
Type:
file
Capacity:
20.00GB
Allocation:
136.00KB
创建存储池
基于分区
先分区,格式化
1定义分区
#virshpool-define-asguest_images_fsfs--/dev/sdc1-"/guest_images"
Poolguest_images_fsdefined
guest_images_fspool名称
/devsdc1分区
/guest_imagesmount点
2确认
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_fsinactiveno
3建立mount点
#virshpool-buildguest_images_fs
Poolguest_images_fsbuilt
#ls-la/guest_images
total8
drwx------.2rootroot4096May3119:
38.
dr-xr-xr-x.25rootroot4096May3119:
38..
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_fsinactiveno
4启动存储池
#virshpool-startguest_images_fs
Poolguest_images_fsstarted
#virshpool-list–all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_fsactiveno
5自动启动
#virshpool-autostartguest_images_fs
Poolguest_images_fsmarkedasautostarted
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_fsactiveyes
6确认存储池
#virshpool-infoguest_images_fs
Name:
guest_images_fs
UUID:
c7466869-e82a-a66c-2187-dc9d6f0877d0
State:
running
Capacity:
458.39GB
Allocation:
197.91MB
Available:
458.20GB
#mount|grep/guest_images
/dev/sdc1on/guest_imagestypeext4(rw)
#ls-la/guest_images
total24
drwxr-xr-x.3rootroot4096May3119:
47.
dr-xr-xr-x.25rootroot4096May3119:
38..
drwx------.2rootroot16384May3114:
18lost+found
基于目录
1定义存储池
#virshpool-define-asguest_images_dirdir----"/guest_images"
Poolguest_images_dirdefined
2确认
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_dirinactiveno
3创建本地目录
#virshpool-buildguest_images_dir
Poolguest_images_dirbuilt
#ls-la/guest_images
total8
drwx------.2rootroot4096May3002:
44.
dr-xr-xr-x.26rootroot4096May3002:
44..
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_dirinactiveno
4启动存储池
#virshpool-startguest_images_dir
Poolguest_images_dirstarted
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_diractiveno
5自动启动
#virshpool-autostartguest_images_dir
Poolguest_images_dirmarkedasautostarted
#virshpool-list--all
NameStateAutostart
-----------------------------------------
defaultactiveyes
guest_images_diractiveyes
6确认存储池
#virshpool-infoguest_images_dir
Name:
guest_images_dir
UUID:
779081bf-7a82-107b-2874-a19a9c51d24c
State:
running
Capacity:
49.22GB
Allocation:
12.80GB
Available:
36.41GB
#ls-la/guest_images
total8
drwx------.2rootroot4096May3002:
44.
dr-xr-xr-x.26rootroot4096May3002:
44..
创建vol
#virshvol-create-asguest_images_diskvolume18G
Volvolume1created
#virshvol-create-asguest_images_