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update initialize zram
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parent
947e852a31
commit
c987a4d4dc
1 changed files with 12 additions and 4 deletions
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@ -116,6 +116,7 @@ _update_installer_check() {
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_zram_initialize() {
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_ZRAM_ALGORITHM=${_ZRAM_ALGORITHM:-"zstd"}
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_ZRAM_SIZE=${_ZRAM_SIZE:-"3500M"}
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if ! grep -q zram /proc/mounts; then
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echo -e "Moving / to /dev/zram0 ..."
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echo -e "This will need some time ..."
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@ -124,14 +125,21 @@ _zram_initialize() {
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echo ${_ZRAM_SIZE} > /sys/block/zram0/disksize
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mkfs.btrfs -q --mixed /dev/zram0 > /dev/tty7 2>&1
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mount -o discard /dev/zram0 /new_root
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echo "update-installer.sh ${_RUN_OPTION}" > /etc/profile.d/zz-01-archboot.sh
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cat << EOF /etc/profile.d/zz-01-archboot.sh
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[[ -z $TTY ]] && TTY=$(tty)
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TTY=${TTY#/dev/}
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clear
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if [[ "${TTY}" == "tty1" ]]; then
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update-installer.sh ${_RUN_OPTION}
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rm /etc/profile.d/zz-01-archboot.sh
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fi
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EOF
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# copy running root to /new_root
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tar -C / --exclude="./dev/*" --exclude="./proc/*" --exclude="./sys/*" --exclude="./tmp/*" --exclude="./run/*"\
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--exclude="./mnt/*" --exclude="./media/*" --exclude="./lost+found" --exclude="./new_root/*" -clpf - . | tar -C /new_root -xlspf -
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# stop dbus before switching, else 90 seonds hang appaers
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systemctl stop dbus
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systemctl switch-root /new_root
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else
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echo -e "/ already moved to /dev/zram0 ..."
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rm /etc/profile.d/zz-01-archboot.sh
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fi
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}
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