Posted by ErmanArslansOracleBlog on Mar 25, 2022; 8:33am URL: http://erman-arslan-s-oracle-forum.124.s1.nabble.com/memory-tp10796p10802.html
The actual free memory is free + cache+ buffers, but we also know that cache and buffers are not free actually, on the other hand; they are reclaimable.