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<pre><code class="language-bash"># List mounts
systemctl list-units --type=mount

# Override / append settings without changing original service file
# /etc/systemd/system/name.service.d/override.conf
systemctl edit name.service

# Change service settings creating a copy of the service file
# /etc/systemd/system/name.service
systemctl edit --full name.service

# Temporarily override service settings creating an override file
# /run/systemd/system/name.service.d/override.conf
systemctl edit --runtime name.service

# Inspect service file
systemctl cat name@2.service
systemctl cat name@.service

# Reload changed config
systemctl daemon-reload

# Set default environment for ALL user services
$HOME/.config/systemd/user.conf.d/override.conf

# Override user service properties
# $HOME/.config/systemd/user.control/name.service.d/50-*.conf
systemctl set-property name.service CPUWeight=200 MemoryMax=2G IPAccounting=yes
systemctl revert name.service

# Check log for service
journalctl -u name.service</code></pre>

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