6.3. Managing physical volumes
The following sections discuss adding a new disk drive, changing physical volume characteristics, and monitoring the physical volumes.
6.3.1. Configuration of a physical volume
The following three methods can be used to configure a new disk drive. If the LVM will use this disk, it must also be made a physical volume.
This method is used when it is possible to shut down and power off the system prior to attaching the disk.
When the system is booted after adding a disk drive, the cfgmgr command is run by the system during booting, which will automatically configure the disk. After boot-up is complete, log in as root, run lspv, and look for a new disk entry in the output as shown in the following example. ...