Re: free redhat linux 7

Posted by ErmanArslansOracleBlog on Jul 24, 2018; 9:49am
URL: http://erman-arslan-s-oracle-forum.114.s1.nabble.com/free-redhat-linux-7-tp6490p6491.html

Read this blog post first -> https://ermanarslan.blogspot.com/2014/04/linux-understanding-free-command-output.html

The defition of those 2 columns are as follows;

Ref: Linux free manual

Shared column -> Memory used (mostly) by tmpfs (Shmem in /proc/meminfo)

Available ->  Estimation of how much memory is available for starting new applications, without swapping. Unlike the data provided by  the cache or free fields, this field takes into account page cache and also that not all reclaimable memory slabs will be reclaimed due to items being in use .