How to free the RAM space in RHEL/CentOS 7
Many times we realize that the RAM is taking extra space which may lead to slow performance of the system or server. So we can optimize and free the RAM space with few commands. [symple_box color="gray" fade_in="false" float="center" text_align="left" width=""] [root@localhost /]# free -m # check the current RAM usage [root@localhost /]# sync; echo