Creating Volume Groups
If no volume group exists on your system yet, you have to add one (see
"Creating a Volume Group"
Add Volume Group, but usually one single volume group is sufficient.
1 Enter a name for the VG, e.g. system.
2 Select the desired Physical Extend Size. This value defines the size of a physical
3 Add the prepared PVs to the VG by selecting the device and clicking on Add.
4 Select Finish to make the VG available to further configuration steps.
Figure 12.3 Creating a Volume Group
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Deployment Guide
block in the volume group. All the disk space in a volume group is handled in
chunks of this size.
TIP: Logical Volumes and Block Sizes
The possible size of a LV depends on the block size used in the volume
group. The default is 4 MB and allows for a maximum size of 256 GB for
physical and LVs. The physical extent size should be increased, for exam-
ple, to 8, 16, or 32 MB, if you need LVs larger than 256 GB.
Selecting several devices is possible by holding Strg pressed while selecting the
devices.
(page 166)). It is possible to create additional groups with
Figure 12.3,