Bash/RAM

#!/bin/bash
: '
 @author   "Chorke Academia"<[email protected]>
 @web       http://chorke.org/academia
 @vendor    Chorke Academia, Inc.
 @version   1.0.00.GA
 @since     1.0.00.GA
'

less /proc/meminfo
# cat /proc/meminfo
:'
MemTotal:       32647248 kB
MemFree:         1176316 kB
MemAvailable:   14842976 kB
Buffers:            1452 kB
     --- more ---
DirectMap4k:      291324 kB
DirectMap2M:    19499008 kB
DirectMap1G:    15728640 kB
'

vmstat -s
:'
     32647248 K total memory
     15046772 K used memory
     16012884 K active memory
     12832368 K inactive memory
      1146744 K free memory
         1452 K buffer memory
     --- more ---
     10197224 forks
'

free -m
free -g