The easiest way to describe what Mono currently supports is:с Gtk#, Windows.Forms и др. А есть .Net Core. Правда потребуется установить фреймворк.
Everything in .NET 4.7 except WPF, WWF, and with limited WCF and limited ASP.NET async stack.
sudo cat /var/log/mysql/error.err | egrep '[aA]ccess denied'
sudo apt install acct atop
atop -r /var/log/atop/atop_20200729
sudo lsof -i :2345
ls -l /proc/6726/exe
pwdx 6726
mysqladmin .... shutdown
. Это можно проверить командой history | grep mysqladmin | grep shutdown
mysql_upgrade -u root -p