insmod all_video
insmod gfxterm
insmod gfxmenu

set gfxmode=1920x1080,auto
terminal_output= gfxterm
set gfxpayload=keep

가장 마지막 공간에 16G 파티션 생성
fdisk에서 linux swap로 잡아주기
mkswap로 스왑 파일 시스템 생성
swap 파티션 앞에 50G 공유 파티션 설정
fdisk에서 linux data로 설정
mkfs.ext4로 파일 시스템 생성

[baecy@M5Pro ~ ] $ findmnt -D
SOURCE                       FSTYPE     SIZE  USED  AVAIL USE% TARGET
devtmpfs                     devtmpfs    10M     0    10M   0% /dev
tmpfs                        tmpfs     13.6G    4K  13.6G   0% /dev/shm
tmpfs                        tmpfs     13.6G  1.6M  13.6G   0% /run
/dev/nvme0n1p4               ext4     491.1G 10.8G 455.2G   2% /
/dev/nvme0n1p1               vfat       511M  8.3M 502.7M   2% /efi
/dev/nvme0n1p127             ext4      48.9G 14.6G  31.8G  30% /mnt/shared-opt
n40l:/mnt/1st-bay/Gentoo-Bin nfs4       1.8T 68.8G   1.6T   4% /mnt/n40l/pkgdir
n40l:/mnt/1st-bay/Gentoo     nfs4       1.8T 68.8G   1.6T   4% /mnt/n40l/srcpkg
tmpfs                        tmpfs      2.7G    4M   2.7G   0% /run/user/1000

/etc/fstab 수정

# Main
/dev/nvme0n1p4                  /                       ext4    defaults,noatime        1       2
/dev/nvme0n1p128                none                    swap    sw                      0       0
/dev/nvme0n1p1                  /efi                    vfat    umask=0077,tz=UTC       0       0

# Shared Opt
/dev/nvme0n1p127                /mnt/shared-opt         ext4    defaults                0       0

# N40L NFS Mount
n40l:/mnt/1st-bay/Gentoo-Bin    /mnt/n40l/pkgdir        nfs     _netdev,defaults        0       0
n40l:/mnt/1st-bay/Gentoo        /mnt/n40l/srcpkg        nfs     _netdev,defaults        0       0

Gentoo Wiki - KDE 참고

아래의 내용 중 VERSION에서 Gentoo_HOME까지의 내용중 필요한 것을 수정해서 사용하시면 됩니다.

#!/bin/bash
# Begin auto-lfs
#
# For Gentoo 12.1-systemd
# you can use it after proceeding with <7.2 Changing Owner> 
# Mount and unmount kernel virtual file system and entering to chroot environment

VERSION=0.1.7
Gentoo=/mnt/gentoo
Gentoo_PART=/dev/nvme0n1p10
Gentoo_BOOT=/dev/nvme0n1p6
Gentoo_EFI=/dev/nvme0n1p2
Gentoo_HOME=/dev/nvme0n1p7
# Dedicated partition mount argument is s , -s , start
if [ "$1" == "s" ] || [ "$1" == "-s" ] || [ "$1" == "start" ]; then
        if ! mountpoint -q $Gentoo;          then mount $Gentoo_PART $Gentoo; fi
        if ! mountpoint -q $Gentoo/boot;     then mount $Gentoo_BOOT $Gentoo/boot; fi
        if ! mountpoint -q $Gentoo/boot/efi; then mount $Gentoo_EFI $Gentoo/boot/efi; fi
        if ! mountpoint -q $Gentoo/home;     then mount $Gentoo_HOME $Gentoo/home; fi
        if ! mountpoint -q /mnt/n40l/Gentoo; then mount n40l:/mnt/1st-bay/Gentoo /mnt/n40l/Gentoo; fi

        # Mount point dirctory check
        if [ ! -d $Gentoo/dev ]; then
                echo "Make necessary directories"
                mkdir -pv $Gentoo/{dev,proc,sys,run}
        else
                echo "All required directories have been verified."
        fi
fi
# To prepare for run 'chroot', run 'umount' block if a directory exists, or run 'mount' block
case $1 in
    clean|c|-c)
        if mountpoint -q $Gentoo; then
            # Unmount Kernel Virtual File System used in previous Gentoo sessions.
            echo "Gentoo is now set to '"$Gentoo"'"
            echo "Now proceed with the unmount of <Kernel Virtual File System> for chroot"
            umount -q -l $Gentoo/dev/{shm,pts}
            umount -q -R $Gentoo
            sleep 10
            for kvfs in dev/shm dev/pts sys proc run dev ; do
                    if mountpoint $Gentoo/$kvfs; then umount -q $Gentoo/$kvfs; fi
            done
            findmnt -o FSTYPE,SIZE,USED,AVAIL,USE%,TARGET | grep lfs
            echo "Ok unmount unnecessary devices"
            echo "Good bye"
            exit 0
        else
            echo "Cleanup of Kernel Virtual File System is Complete."
            findmnt -o FSTYPE,SIZE,USED,AVAIL,USE%,TARGET | grep gentoo
            exit 0
        fi
    ;;
    start|s|-s)
        # Mount the Kernel Virtual File System to Enter Gentoo chroot environment.
        echo "Now proceed with the mount of <Kernel Virtual File System> for chroot"
        echo "Gentoo is now set to '"$Gentoo"'"
        if ! mountpoint -q $Gentoo/proc; then mount --type proc /proc $Gentoo/proc; fi
        if ! mountpoint -q $Gentoo/dev; then mount --rbind /dev $Gentoo/dev; mount --make-rslave $Gentoo/dev; fi
        if ! mountpoint -q $Gentoo/sys; then mount --rbind /sys $Gentoo/sys; mount --make-rslave $Gentoo/sys; fi
        if ! mountpoint -q $Gentoo/run; then mount --rbind /run $Gentoo/run; mount --make-rslave $Gentoo/run; fi
        if ! mountpoint -q $Gentoo/mnt/Gentoo; then mount --rbind /mnt/n40l/Gentoo $Gentoo/Gentoo; fi
        findmnt -o FSTYPE,SIZE,USED,AVAIL,USE%,TARGET | grep gentoo
        # Run 'chroot'
        chroot "$Gentoo" $(type -p env) -i \
            HOME=/root                  \
            TERM="$TERM"                \
            PS1='<Gentoo> \u@\h [ \w ] \$ '\
            PATH=/usr/bin:/usr/sbin     \
            MAKEFLAGS="-j$(nproc)"      \
            TESTSUITEFLAGS="-j$(nproc)" \
            NINJAJOBS="$(nproc)"        \
            /bin/bash --login
        exit 0
    ;;
    version|v|-v)
        echo "Gentoo chroot script $VERSION"
        exit 0
    ;;
    help|h|-h)
        echo "Gentoo chroot script $VERSION"
        echo "Usage:"
        echo "clean   or c- Unmount Kernel Virtual File System"
        echo "start   or s- Mount and run 'chroot' command with necessary variables"
        echo "version or v- Print script version"
        echo "help    or h - This screen"
        exit 0
    ;;
    *)
        #Guidance on the factors needed to execute script
        echo "sh ./Auto_Gentoo.sh [ start | clean | help | version ]"
        exit 0
    ;;
esac