why over 40k open files on low use server

Hello forum,

I have been using apache for ages and just recently am using it on my first Amazon Web Services Fedora 30 instance with apache version 2.4.41.
lsof command reveals apache (httpd) has over 40k open files.
This server is hosting roundcube email for only a dozen or so users. The last server, Fedora 23 with apache version 2.4.18, only had about 16k

I searched the internet and all I find is how to raise the limit on open files. I would rather find out why there are so many and...

why over 40k open files on low use server

from Apache https://ift.tt/2O4rS6q
via IFTTT