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Reprint address: blog.csdn.net/lenovouser/article/details/17378101

Share VG under Linux Change Active Status

lvm and EMC operations

For the WEB server, from the storage is divided into a block of lun to the WEB server two servers composed of the zone, so

When I create a vg using this lun on WEB server1, I can see the vg that has been created on WEB server2.

pv information, at the same time, use the following command to switch vg between the two servers.

WEB server1:

lvdisplay shows that there is 1 active lv, first enumerate the file system

umount /testfs

Then deactivate VG

vgchange -an testvg //Stop LVM

Then on WEB Server2:

lvdisplay shows no active lv

Activate vg first

vgchange -ay testvg

Check the LV status again and find that there is already an active LV

lvdisplay

Mount up this LV

mount /dev/testvg/testlv /testfs

cd /testfs

Found files created on WEB server1, also accessible here

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