Changes between Version 21 and Version 22 of extend-disk-on-kvm-guest

Timestamp:

Apr 4, 2012, 4:05:49 PM (12 years ago)

Author:

Daniel Kahn Gillmor

Comment:

clean up LV and filesystem resize instructions

extend-disk-on-kvm-guest

@@ -114 +114 @@
 == Step 2: Assign free space and resize filesystems ==
 
-The next step would be to assign the free space from the VG to the LV. That's what lvextend does. For example (size in GB is the new size you want):
+The next step would be to assign the free space from the VG to the LV. That's what lvresize does. For example (size in GB is the new size you want):
 
 {{{
-lvextend --size 50GB /dev/mapper/LVNAME
+lvresize --size 50GB /dev/mapper/LVNAME
 }}}
 
-will add 100% of the VG's free space to the specified LV.
+will change the specified LV to have 50GB.
 
-Finally you would normally need to resize the filesystem as well. This is done for ext2/ext3/ext4 like that:
+Finally you would normally need to resize the filesystem as well so that it can make use of the extra space in the logical volume.
+
+If your filesystem is ext3 or ext4, and the filesystem is currently mounted (online), you should be able to do an online resize with just:
+
+{{{
+resize2fs /dev/mapper/LVNAME
+}}}
+
+If the filesystem isn't currently mounted, it's good form to check its integrity before resizing, like so: 
 
 {{{