I received this email "Drive Warning: /dev/mapper/isw_ceecdejdfj_RAID1p6 (/) is 81% full" and this is server's configuration.What is safe to delete from"/"? Thank you.
"Filesystem Size Used Avail Use% Mounted on
/dev/mapper/isw_ceecdejdfj_RAID1p6 996M 756M 189M 81% /
/dev/mapper/isw_ceecdejdfj_RAID1p7 405G 44G 340G 12% /home
/dev/mapper/isw_ceecdejdfj_RAID1p5 996M 433M 512M 46% /tmp
/dev/mapper/isw_ceecdejdfj_RAID1p2 20G 6.3G 13G 34% /usr
/dev/mapper/isw_ceecdejdfj_RAID1p1 20G 2.9G 16G 16% /var
/dev/sda1 99M 24M 73M 25% /boot
tmpfs 3.9G 0 3.9G 0% /dev/shm"
"Filesystem Size Used Avail Use% Mounted on
/dev/mapper/isw_ceecdejdfj_RAID1p6 996M 756M 189M 81% /
/dev/mapper/isw_ceecdejdfj_RAID1p7 405G 44G 340G 12% /home
/dev/mapper/isw_ceecdejdfj_RAID1p5 996M 433M 512M 46% /tmp
/dev/mapper/isw_ceecdejdfj_RAID1p2 20G 6.3G 13G 34% /usr
/dev/mapper/isw_ceecdejdfj_RAID1p1 20G 2.9G 16G 16% /var
/dev/sda1 99M 24M 73M 25% /boot
tmpfs 3.9G 0 3.9G 0% /dev/shm"