df and free

commandline session $df Filesystem 1K-blocks Used Available Use% Mounted on rootfs 234611560 217250928 5443016 98% / udev 991480 0 991480 0% /dev tmpfs 199568 604 198964 1% /run /dev/disk/by-uuid/26cca090-8a72-4443-859f-7a67b7188357 234611560 217250928 5443016 98% / tmpfs 5120 0 5120 0% /run/lock tmpfs 399132 72 399060 1% /tmp tmpfs 399132 700 398432 1% /run/shm $df -h Filesystem …

arch and uname

commandline session $arch i686 $uname -m i686 $arch –help Usage: arch [OPTION]… Print machine architecture. –help display this help and exit –version output version information and exit Report arch bugs to bug-coreutils@gnu.org GNU coreutils home page: General help using GNU software: For complete documentation, run: info coreutils ‘arch invocation’ $