:/# df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/xvda1      7.8G  7.6G     0 100% /
none            4.0K     0  4.0K   0% /sys/fs/cgroup
udev            3.7G  8.0K  3.7G   1% /dev
tmpfs           752M  240K  752M   1% /run
none            5.0M     0  5.0M   0% /run/lock
none            3.7G     0  3.7G   0% /run/shm
none            100M     0  100M   0% /run/user
/dev/xvdb        40G   37G  381M 100% /var/log
:/# du -h /var/log | grep '[0-9]G'
4.5G	/var/log/requests
1.1G	/var/log/apache2
5.9G	/var/log
:/# df -i
Filesystem      Inodes IUsed   IFree IUse% Mounted on
/dev/xvda1      524288 98779  425509   19% /
none            961699     2  961697    1% /sys/fs/cgroup
udev            958973   382  958591    1% /dev
tmpfs           961699   283  961416    1% /run
none            961699     2  961697    1% /run/lock
none            961699     1  961698    1% /run/shm
none            961699     3  961696    1% /run/user
/dev/xvdb      2621440   542 2620898    1% /var/log
:/#