Archipelago v1.7.129-alpha

2026-08-12 10:55:50 +00:00
commit 1595a02a7a
2058 changed files with 470069 additions and 0 deletions
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+#!/bin/bash
+# Debian Linux optimization script for Archipelago
+# Optimizes system settings for container workloads
+
+set -e
+
+echo "⚡ Optimizing Debian Linux for container workloads..."
+
+# CPU Governor - set to performance for better container performance
+if [ -f /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor ]; then
+    echo "performance" > /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor 2>/dev/null || true
+fi
+
+# I/O Scheduler - use none for NVMe or mq-deadline for SATA
+if command -v lsblk >/dev/null 2>&1; then
+    for disk in $(lsblk -d -o NAME -n); do
+        if [ -f "/sys/block/$disk/queue/scheduler" ]; then
+            # Prefer none (for NVMe) or mq-deadline (for SATA SSD)
+            if grep -q "none" "/sys/block/$disk/queue/scheduler"; then
+                echo none > "/sys/block/$disk/queue/scheduler" 2>/dev/null || true
+            elif grep -q "mq-deadline" "/sys/block/$disk/queue/scheduler"; then
+                echo mq-deadline > "/sys/block/$disk/queue/scheduler" 2>/dev/null || true
+            fi
+        fi
+    done
+fi
+
+# Increase file descriptor limits
+cat >> /etc/security/limits.conf <<EOF
+* soft nofile 65536
+* hard nofile 65536
+root soft nofile 65536
+root hard nofile 65536
+EOF
+
+# Optimize network settings for container networking
+cat >> /etc/sysctl.d/99-archipelago.conf <<EOF
+# Container networking optimizations
+net.core.somaxconn = 4096
+net.ipv4.tcp_max_syn_backlog = 4096
+net.core.netdev_max_backlog = 5000
+net.ipv4.ip_local_port_range = 1024 65535
+
+# Container storage optimizations
+vm.swappiness = 10
+vm.dirty_ratio = 15
+vm.dirty_background_ratio = 5
+
+# Enable IP forwarding for containers
+net.ipv4.ip_forward = 1
+EOF
+
+# Apply sysctl settings
+sysctl --system >/dev/null 2>&1 || true
+
+# Remove policy-rc.d if present — leftover from chroot build, blocks service starts
+rm -f /usr/sbin/policy-rc.d 2>/dev/null || true
+
+# Ensure NTP time sync via chrony (more reliable than systemd-timesyncd)
+if ! dpkg -l chrony >/dev/null 2>&1; then
+    echo "🕐 Installing chrony for NTP time sync..."
+    apt-get update -qq && apt-get install -y chrony 2>/dev/null || true
+fi
+systemctl enable chrony 2>/dev/null || true
+systemctl start chrony 2>/dev/null || true
+timedatectl set-ntp true 2>/dev/null || true
+
+# Ensure swap exists — prevents OOM kills on memory-constrained nodes
+TOTAL_MEM_KB=$(grep MemTotal /proc/meminfo | awk '{print $2}')
+TOTAL_MEM_GB=$((TOTAL_MEM_KB / 1024 / 1024))
+SWAP_SIZE_GB=$((TOTAL_MEM_GB > 8 ? 8 : TOTAL_MEM_GB))
+if [ ! -f /swapfile ]; then
+    echo "💾 Creating ${SWAP_SIZE_GB}G swap file..."
+    fallocate -l ${SWAP_SIZE_GB}G /swapfile
+    chmod 600 /swapfile
+    mkswap /swapfile
+    swapon /swapfile
+    if ! grep -q '/swapfile' /etc/fstab; then
+        echo '/swapfile none swap sw 0 0' >> /etc/fstab
+    fi
+    echo "✅ Swap created: ${SWAP_SIZE_GB}G"
+else
+    echo "✅ Swap file already exists"
+    swapon /swapfile 2>/dev/null || true
+fi
+
+echo "✅ Debian optimization complete!"