linux folder size

ls -skh folderlist folder sizes
du -skh * |sort -n -r list folder sizes
du -sh folder folder size

sshfs remote mount

sudo chmod og-rwx localFolder/
sudo sshfs user@remoteHost:remoteFolder/ localFolder/ -o allow_other

scp remote copy with port select

scp -P 22 sourceFile user@remoteHost:folder