<computeroutput># </computeroutput><userinput>pvcreate /dev/sdb3
</userinput><computeroutput>  Physical volume "/dev/sdb3" successfully created.
# </computeroutput><userinput>vgextend vg_critical /dev/sdb3
</userinput><computeroutput>  Volume group "vg_critical" successfully extended
# </computeroutput><userinput>vgdisplay -C vg_critical
</userinput><computeroutput><![CDATA[  VG          #PV #LV #SN Attr   VSize   VFree 
  vg_critical   3   2   0 wz--n- <12.99g <5.99g ]]>
# </computeroutput><userinput>lvresize -L 2G vg_critical/lv_base
</userinput><computeroutput>[...]
# </computeroutput><userinput>resize2fs /dev/vg_critical/lv_base
</userinput><computeroutput>[...]
# </computeroutput><userinput>df -h /srv/base/
</userinput><computeroutput>Filesystem                       Size  Used Avail Use% Mounted on
/dev/mapper/vg_critical-lv_base  2.0G  886M  991M  48% /srv/base
</computeroutput>
<computeroutput># </computeroutput><userinput>pvcreate /dev/sdb1</userinput>
<computeroutput>  Physical volume "/dev/sdb1" successfully created
# </computeroutput><userinput>vgextend vg_critical /dev/sdb1</userinput>
<computeroutput>  Volume group "vg_critical" successfully extended
# </computeroutput><userinput>vgdisplay -C vg_critical</userinput>
<computeroutput>  VG          #PV #LV #SN Attr   VSize VFree
  vg_critical   3   2   0 wz--n- 9.09g 1.09g
# </computeroutput><userinput>[...]</userinput>
<computeroutput>[...]
# </computeroutput><userinput>df -h /srv/base/</userinput>
<computeroutput>Filesystem                       Size  Used Avail Use% Mounted on
/dev/mapper/vg_critical-lv_base  2.0G  854M  1.1G  45% /srv/base</computeroutput>