LVM Resize a Physical Volume

SAN Attached and VMWare Raw Mapped

1. Resize the LUN on the storage subsystem.
2. Rescan the SCSI hosts.
   1. # echo '- - -' /sys/class/scsi_host/host#/scan
3. Get the device paths of the physical volumes that will need to be resized.
   1. # pvs
4. Rescan the the SCSI block device.
   1. # echo 1 > /sys/block/<block device>/device/rescan
5. Scan for physical volumes.
   1. # pvscan
6. Resize the physical volume.
   1. # pvresize /dev/<block device>

VMWare VMDK

1. Resize the vmdk.
2. Rescan the the SCSI block device.
   1. # echo 1 > /sys/block/<block device>/device/rescan
3. Scan for physical volumes.
   1. # pvscan
4. Resize the physical volume.
   1. # pvresize /dev/<block device>