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feat: Detect COW on BTRFS

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Kroese 2023-12-19 05:46:49 +01:00 committed by GitHub
parent 3bcd831531
commit 6599861dbb
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1 changed files with 7 additions and 0 deletions
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7
src/disk.sh
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@ -269,6 +269,13 @@ addDisk () {
if [[ "$FS" == "overlay"* ]]; then
info "Warning: the filesystem of $DIR is OverlayFS, this usually means it was binded to an invalid path!"
fi
if [[ "$FS" == "btrfs"* ]]; then
FA=$(lsattr -d "$DIR")
if [[ "$FA" != *"C"* ]]; then
info "Warning: the filesystem of $DIR is BTRFS, and COW (copy on write) is not disabled for that folder!"
info "This will negatively affect write performance, please empty the folder and disable COW (chattr +C <path>)."
fi
fi
[ -z "$DISK_SPACE" ] && DISK_SPACE="16G"
DISK_SPACE=$(echo "$DISK_SPACE" | sed 's/MB/M/g;s/GB/G/g;s/TB/T/g')