I heard that it is possible to use a portion of hard disk as RAM in Windows. I wondered if this trick is available for Ubuntu, so I googled about it and couldn’t find anything related to it. But I found out an AskUbuntu answer of using USB sticks as RAM. I did the same trick on Hard Disk and it works !!
This trick can be accomplished with the use of some small commands in Terminal. The RAM memory increase can’t be noted in the System Monitor application.So, Let’s begin.
Create a file of 512 MB (The 512 indicates the RAM memory to be added):

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