Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/lib/systemd/user/gnome-session.service

 [Unit]
Description=GNOME Session Manager
PartOf=graphical-session.target

[Service]
ExecStart=/bin/sh -exc '[ "$DESKTOP_SESSION" != "gnome-classic" ] || export GNOME_SHELL_SESSION_MODE=classic; \
    export GNOME_SESSION_XDG_SESSION_PATH=${XDG_SESSION_PATH}; \
    [ "$DESKTOP_SESSION" = gnome-flashback-metacity ] && \
        exec gnome-session --session=$DESKTOP_SESSION --disable-acceleration-check || \
        exec gnome-session --session=$DESKTOP_SESSION'
ExecStopPost=-/bin/sh -xc '[ "${XDG_SESSION_PATH}" = "${GNOME_SESSION_XDG_SESSION_PATH}" ] && /usr/bin/dbus-send --type=method_call --address=${UPSTART_SESSION} /com/ubuntu/Upstart com.ubuntu.Upstart0_6.EndSession'