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Added swappiness configuration

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thorstenspille 2021-04-30 23:35:23 +02:00
parent 52fc06c66f
commit 50387018a4
1 changed files with 17 additions and 0 deletions
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17
proxmox-zfs-postinstall.sh
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@ -95,6 +95,19 @@ if [[ "$(echo $RESULT | awk '{print tolower($0)}')" == "n" ]]; then
fi
fi
#### SWAPPINESS ####
echo -e "######## CONFIGURE SWAPPINESS ########\n"
SWAPPINESS=$(cat /proc/sys/vm/swappiness)
echo "The current swappiness is configured to '$SWAPPINESS %' of free memory until using swap."
read -p "If you want to change the swappiness, please type in the percentage as number (0 = diasbled):" user_input
if echo "$user_input" | grep -qE '^[0-9]+$'; then
echo "Changing swappiness from '$SWAPPINESS %' to '$user_input %'"
SWAPPINESS=$user_input
else
echo "No input - swappiness unchanged at '$SWAPPINESS %'."
fi
#### ZFS AUTO SNAPSHOT CONFIGURATION ####
# get information about zfs-auto-snapshot and ask for snapshot retention
@ -158,6 +171,10 @@ for interval in "${!auto_snap_keep[@]}"; do
fi
done
echo "Configuring swappiness"
echo "vm.swappiness=$SWAPPINESS" > /etc/sysctl.d/swappiness.conf
sysctl -w vm.swappiness=$SWAPPINESS
echo "Configuring pve-conf-backup"
# create backup jobs of /etc
zfs list $PVE_CONF_BACKUP_TARGET > /dev/null 2>&1