fix: swap issue

Author: shellord

infra/terraform/user-data.sh

@@ -12,11 +12,7 @@ apt-get install -y \
   curl wget git unzip jq htop nano ufw \
   docker.io
 
-# Docker
-systemctl enable --now docker
-usermod -aG docker ubuntu  # takes effect on next login for 'ubuntu'
-
-# Add swap space (2GB) to help with memory pressure
+# Add swap space (2GB) to help with memory pressure - BEFORE K3s starts
 fallocate -l 2G /swapfile
 chmod 600 /swapfile
 mkswap /swapfile
@@ -26,6 +22,10 @@ echo '/swapfile none swap sw 0 0' >> /etc/fstab
 # Configure swappiness (how aggressively to use swap - 10 is conservative)
 echo 'vm.swappiness=10' >> /etc/sysctl.conf
 
+# Docker
+systemctl enable --now docker
+usermod -aG docker ubuntu  # takes effect on next login for 'ubuntu'
+
 # K3s (pin to stable; adjust as you like)
 curl -sfL https://get.k3s.io | INSTALL_K3S_CHANNEL=stable sh -s - --write-kubeconfig-mode 640