[BlueOnyx:05472] need space

[Carlos Quinones]

is there a way to get more spece i see that my server is losing space 

[root at www logrotate.d]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/md1              1.9G  1.7G   94M  95% /
/dev/md2              1.9G  231M  1.6G  13% /var
/dev/md5              1.9G   34M  1.8G   2% /tmp
/dev/md6               67G  121M   64G   1% /home
none                  506M     0  506M   0% /dev/shm

the /dev/md1 all most full i like gain space can any one help me please.