[CentOS] meminfo

Mon Apr 11 10:26:21 UTC 2016
Hadi Motamedi <motamedi24 at gmail.com>

Dear All
As far as I know , to check for the amount of installed RAM on my
centos server I checked it as:
#more /proc/meminfo
Can you please let me know how can I check for the instantaneous
occupied amount of my RAM the similar way the task manager shows it on
my Win server ?
Thank you in advance