patch 8.2.3607: GTK3 screen updating is slow Commit: https://github.com/vim/vim/commit/9459b8d461d6f8345bfa3fb9b3b4297a7950b0bc Author: presuku <presuku@users.noreply.github.com> Date: Tue Nov 16 20:03:56 2021 +0000 patch 8.2.3607: GTK3 screen updating is slow Problem: GTK3 screen updating is slow. Solution: Remove some of the GTK3-specific code. (closes https://github.com/vim/vim/issues/9052)

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service