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Update vm-tweaks.sh

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- Add common devices to multipath blacklist
This commit is contained in:
Johan 2023-03-07 15:46:33 +01:00
parent 9818973e60
commit cbc48620de
1 changed files with 14 additions and 0 deletions
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14
BashScripts/vm-tweaks.sh
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@ -6,12 +6,26 @@ if [[ $EUID -ne 0 ]]; then
fi fi
REALUSER=$(logname) REALUSER=$(logname)
# Add floppy to modprobe blacklist
# https://askubuntu.com/questions/719058/blk-update-request-i-o-error-dev-fd0-sector-0
rmmod floppy > /dev/null 2>&1 && ( rmmod floppy > /dev/null 2>&1 && (
echo "Adding floppy to modprobe blacklist" echo "Adding floppy to modprobe blacklist"
echo "blacklist floppy" | tee /etc/modprobe.d/blacklist-floppy.conf echo "blacklist floppy" | tee /etc/modprobe.d/blacklist-floppy.conf
dpkg-reconfigure initramfs-tools dpkg-reconfigure initramfs-tools
) )
# Add common devices to multipath blacklist
# https://askubuntu.com/questions/1242731/ubuntu-20-04-multipath-configuration
if [[ -f "/etc/multipath.conf" ]] && ! grep -q "blacklist" "/etc/multipath.conf"; then
echo Updating /etc/multipath.conf
cat <<EOT >> "/etc/multipath.conf"
blacklist {
devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st|sda)[0-9]*"
}
EOT
/etc/init.d/multipath-tools restart
fi
# Disable Cloud-init # Disable Cloud-init
if [ ! -f "/etc/cloud/cloud-init.disabled" ]; then if [ ! -f "/etc/cloud/cloud-init.disabled" ]; then
echo "Disabling cloud-init" echo "Disabling cloud-init"