[root@node4 lvmTest]# lvconvert -m1 /dev/vgTest/lvTest /dev/sdb /dev/sdd /dev/sde
vgTest/lvTest: Converted: 0.0%
vgTest/lvTest: Converted: 100.0%
[root@node4 lvmTest]# lvs -a -o +devices
LV VG Attr LSize Pool Origin Data% Move Log Cpy%Sync Convert Devices
lv_root VolGroup -wi-ao---- 8.54g /dev/sda2(0)
lv_swap VolGroup -wi-ao---- 992.00m /dev/sda2(2186)
lvTest vgTest mwi-aom--- 1.00g lvTest_mlog 100.00 lvTest_mimage_0(0),lvTest_mimage_1(0)
[lvTest_mimage_0] vgTest iwi-aom--- 1.00g /dev/sdb(0)
[lvTest_mimage_1] vgTest iwi-aom--- 1.00g /dev/sdd(0)
[lvTest_mlog] vgTest lwi-aom--- 4.00m /dev/sde(0)
7、核实原数据
[root@node4 lvmTest]# cat ac
ac
[root@node4 lvmTest]# echo "abcde" >> ac
[root@node4 lvmTest]# cat ac
ac
abcde
[root@node4 lvmTest]#
[root@node4 lvmTest]# lvdisplay
--- Logical volume ---
LV Path /dev/vgTest/lvTest
LV Name lvTest
VG Name vgTest
LV UUID a8kDmI-R3ls-SfKJ-qx3d-1Tbb-wPAd-TJcQfn
LV Write Access read/write
LV Creation host, time node4.lansgg.com, 2015-09-10 20:50:41 +0800
LV Status available
# open 1
LV Size 1.00 GiB
Current LE 256
Mirrored volumes 2
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:5