Example 1: linux command to show memory hardware
$ df -H
Filesystem Size Used Avail Use% Mounted on
/dev/sda6 104G 26G 73G 26% /
none 4.1k 0 4.1k 0% /sys/fs/cgroup
udev 4.2G 4.1k 4.2G 1% /dev
tmpfs 837M 1.6M 835M 1% /run
none 5.3M 0 5.3M 0% /run/lock
none 4.2G 13M 4.2G 1% /run/shm
none 105M 21k 105M 1% /run/user
/dev/sda8 210G 149G 51G 75% /media/13f35f59-f023-4d98-b06f-9dfaebefd6c1
/dev/sda5 105G 31G 75G 30% /media/4668484A68483B47
Example 2: linux command to show memory hardware
$ mount | column -t
/dev/sda6 on / type ext4 (rw,errors=remount-ro)
proc on /proc type proc (rw,noexec,nosuid,nodev)
sysfs on /sys type sysfs (rw,noexec,nosuid,nodev)
none on /sys/fs/cgroup type tmpfs (rw)
none on /sys/fs/fuse/connections type fusectl (rw)
none on /sys/kernel/debug type debugfs (rw)
none on /sys/kernel/security type securityfs (rw)
udev on /dev type devtmpfs (rw,mode=0755)
devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
tmpfs on /run type tmpfs (rw,noexec,nosuid,size=10%,mode=0755)
none on /run/lock type tmpfs (rw,noexec,nosuid,nodev,size=5242880)
none on /run/shm type tmpfs (rw,nosuid,nodev)
none on /run/user type tmpfs (rw,noexec,nosuid,nodev,size=104857600,mode=0755)
none on /sys/fs/pstore type pstore (rw)
/dev/sda8 on /media/13f35f59-f023-4d98-b06f-9dfaebefd6c1 type ext4 (rw,nosuid,nodev,errors=remount-ro)
/dev/sda5 on /media/4668484A68483B47 type fuseblk (rw,nosuid,nodev,allow_other,blksize=4096)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)
systemd on /sys/fs/cgroup/systemd type cgroup (rw,noexec,nosuid,nodev,none,name=systemd)
gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,user=enlightened)