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[[Category:OPS235]]
{{Admon/caution|THIS IS AN OLD VERSION OF THE LAB|'''This is an archived version. Do not use this in your OPS235 course.'''}}
=Logical Volume Management and Software Package Management=
# Issue the following command: <code>rpm -e lynx</code>
# Issue an RPM query to verify that lynx is no longer installed. Record this command in your lab log-book.
'''Answer the Investigation 2 observations / questions in your lab log book.'''
Because we're using LVM though - we can avoid that. We can add a new harddrive (which will serve as a physical volume) to the volume group, and extend the root logical volume to make use of the new available space.
'''Perform the following operations to increase the size of lv_root in centos33centos3:'''
<u>'''<font>Steps:</font>'''</u>
vgextend vg_centos3 /dev/vdb
lvextend -l L +100%FREE 2G -r vg_centos3/lv_root</code>
<li>Now rerun the ls/pvs/vgs/lvs/df commands. What has changed and what caused those changes?</li>
<li>Among the changes, note that your root filesystem is now 2GB bigger - and you have not even rebooted your machine!</li>
'''Arrange evidence for each of these items on your screen, then ask your instructor to review them and sign off on the lab's completion:'''
# elinks installed application removed on the host (disk pack - main system c6host).
# Unnecessary/unused packages have been deleted (list at least 4, and show that they are no longer installed).
# Fresh backup of the virtual machines.
