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Setting up ZRAM

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This follows Fedora 34's formula for ZRAM size
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TommyTran732 2021-07-25 07:55:23 +00:00 • committed by GitHub
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commit 019f3d8a9e
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easy-arch.sh
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@ -233,5 +233,20 @@ systemctl enable grub-btrfs.path --root=/mnt &>/dev/null
echo "Enabling systemd-oomd."
systemctl enable systemd-oomd --root=/mnt &>/dev/null
# Setting up ZRAM
MEMSIZE=$(awk '/^Mem/ {print $2}' <(free -m))
if [ "${MEMSIZE}" -ge "8192" ]; then
ZRAMSIZE=8192
else
ZRAMSIZE=${MEMSIZE}
fi
echo 'zram' > /mnt/etc/modules-load.d/zram.conf
echo 'options zram num_devices=1' > /mnt/etc/modprobe.d/zram.conf
echo 'KERNEL=="zram0", ATTR{disksize}="'${ZRAMSIZE}'M" RUN="/usr/bin/mkswap /dev/zram0", TAG+="systemd"' > /mnt/etc/udev/rules.d/99-zram.rules
echo '# ZRAM' >> /mnt/etc/fstab
echo '/dev/zram0 none swap defaults 0 0' >> /mnt/etc/fstab
# Finishing up
echo "Done, you may now wish to reboot (further changes can be done by chrooting into /mnt)."
exit