25 lines
653 B
Bash
Executable File
25 lines
653 B
Bash
Executable File
#!/usr/bin/env bash
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set -o errexit
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set -o nounset
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set -o pipefail
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# set -o xtrace
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create_ramdisk () {
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ORIGINAL="${1}"
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RAMDISK="${ORIGINAL}_ram"
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SIZE="${2}"
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echo "Creating ramdisk for ${1} of size ${SIZE}..."
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mount -t tmpfs -o size="${SIZE}" tmpfs "${RAMDISK}"
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rsync -a --exclude="swap" --exclude="apt" --exclude="dpkg" --exclude=".mozilla" "${ORIGINAL}/" "${RAMDISK}/"
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mount --bind "${RAMDISK}" "${ORIGINAL}"
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}
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echo "Creating ramdisks..."
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create_ramdisk "/var" "128M"
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create_ramdisk "/etc" "16M"
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create_ramdisk "/tmp" "16M"
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# bind mount / so that we can get to the real /var and /etc
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mount --bind / /root_bypass_ramdisks
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