How to find Average memory taken during Upload of 1GB file?

will res memory of vsftpd process will be considered in calculating this.

Yes, you need to monitor it and calculate accordingly. Please refer to previous posts on forum for same.

and for Any increase in memory taken by QBox Server after each upload calculation do we need to use the same res memory of vsftpd process

Hi @sumitkumar -

Here is a quick way to search for previous posts.

You can spend some time on that search feature, you will find solution for sure.

Please refer to the following post

use the compare terminal and use htop command, this will make you able to get the memory used.