Evaluate RAM

free -h

Output

               total        used        free      shared  buff/cache   available
Mem:           7.8Gi       3.3Gi       4.0Gi       141Mi       549Mi       4.1Gi
Swap:             0B          0B          0B

Number of CPUs

nproc

Output

6

Evaluate disk space

df -h

Output

Filesystem      Size  Used Avail Use% Mounted on
udev            3.9G     0  3.9G   0% /dev
tmpfs           796M  1.8M  794M   1% /run
/dev/sda3       194G   66G  119G  36% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
/dev/sda2       2.0G  113M  1.8G   7% /boot
tmpfs           796M     0  796M   0% /run/user/1000
Biggest folders in a directory
du -a /home | sort -n -r | head -n 5

  1. Biggest filesizes inside a specific folder

find /home -type f -exec du -Sh {} + | sort -rh | head -n 5