Memory Information of different OS platforms

Oracle
As a DB admin, sometimes it’s necessary to check the memory information of the server. So hereĀ I provide someĀ simple commands that would give you the information of the memory in the server for different OS platforms…
AIX

lsattr -El sys0 | grep realmem
prtconf

LINUX
—–
free
cat /proc/meminfo
dmesg | grep Memory

HP-UX
—–
vmstat 5 5
swapinfo -tam
glance and m

SOLARIS
——-
/usr/sbin/prtconf | grep Memory

WINDOWS
——-
Click Start –> run –> enter “dxdiag” to find system information.