lvextend -L +2G /dev/basevg/var_lib_mysql
Add 2GB to the logical volume var_lib_mysql in basevg
resize2fs /dev/basevg/var_lib_mysql
Resize the filesystem /dev/basevg/var_lib_mysql
vgs
list volume groups
lvs
list logical volumes
du -m | sort -nr | head
du -m
summarises disk usage from current path recursively (in megabytes)
sort -nr sorts the output numerically in reverse
head restricts output to the top 10 lines
adapted from Linux Reviews
Just recording this so I can find it again!
` nandu:~ # lvextend -L +2G /dev/basevg/opt
Extending logical volume opt to 5.00 GB
Logical volume opt successfully resized
**nandu:~ #** resize_reiserfs _/dev/basevg/opt_
resize_reiserfs 3.6.19 (2003 www.namesys.com)
resize_reiserfs: On-line resizing finished successfully.
**nandu:~ #**
`