Gan, Jimmy
121 lines
3.2 KiB
Bash
Executable File
121 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
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# Use External Drive to Free Space for Update
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set -e
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echo "=== Use External Drive for Update ==="
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echo ""
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echo "External drive detected! This is your solution."
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echo ""
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# Find external drive
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EXTERNAL_VOLUMES=$(ls -d /Volumes/* 2>/dev/null | grep -v -E "Macintosh|Preboot|Recovery|VM|Download" || echo "")
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if [ -z "$EXTERNAL_VOLUMES" ]; then
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echo "⚠️ No external volumes found mounted"
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echo ""
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echo "Please:"
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echo " 1. Connect your external USB drive"
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echo " 2. Wait for it to mount"
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echo " 3. Run this script again"
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exit 1
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fi
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echo "Found external volume(s):"
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echo "$EXTERNAL_VOLUMES" | while read vol; do
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SIZE=$(df -h "$vol" 2>/dev/null | tail -1 | awk '{print $2}')
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FREE=$(df -h "$vol" 2>/dev/null | tail -1 | awk '{print $4}')
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echo " - $vol ($SIZE total, $FREE free)"
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done
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echo ""
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# Use first external volume
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EXTERNAL_VOL=$(echo "$EXTERNAL_VOLUMES" | head -1)
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echo "Using: $EXTERNAL_VOL"
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echo ""
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FREE_SPACE=$(df / | tail -1 | awk '{print $4}')
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FREE_SPACE_GB=$(echo "scale=2; $FREE_SPACE / 1024 / 1024" | bc)
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echo "Current Mac free space: ${FREE_SPACE_GB}GB"
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echo "Need: 17.64GB"
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echo ""
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echo "📦 Large files you can move to external drive:"
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echo ""
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echo " Downloads: 8.7GB"
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echo " .ollama: 17GB"
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echo " .local: 18GB"
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echo " Total: ~44GB"
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echo ""
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echo "🔧 Steps:"
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echo ""
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echo "1. Move large files to external drive:"
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echo " mv ~/Downloads \"$EXTERNAL_VOL/Downloads_backup\""
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echo " mv ~/.ollama \"$EXTERNAL_VOL/ollama_backup\""
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echo " mv ~/.local \"$EXTERNAL_VOL/local_backup\""
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echo ""
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echo "2. This should free ~44GB on Mac"
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echo ""
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echo "3. Install macOS update"
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echo ""
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echo "4. After update clears snapshot, move files back"
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echo ""
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read -p "Move Downloads, .ollama, and .local to external drive? (y/n) " -n 1 -r
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echo ""
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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echo ""
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echo "Moving files..."
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# Move Downloads
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if [ -d ~/Downloads ]; then
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echo "Moving Downloads (8.7GB)..."
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mv ~/Downloads "$EXTERNAL_VOL/Downloads_backup" && \
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echo " ✅ Moved Downloads" || \
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echo " ⚠️ Error moving Downloads"
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mkdir ~/Downloads
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fi
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# Move .ollama
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if [ -d ~/.ollama ]; then
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echo "Moving .ollama (17GB)..."
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mv ~/.ollama "$EXTERNAL_VOL/ollama_backup" && \
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echo " ✅ Moved .ollama" || \
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echo " ⚠️ Error moving .ollama"
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fi
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# Move .local
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if [ -d ~/.local ]; then
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echo "Moving .local (18GB)..."
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mv ~/.local "$EXTERNAL_VOL/local_backup" && \
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echo " ✅ Moved .local" || \
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echo " ⚠️ Error moving .local"
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fi
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echo ""
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echo "⏳ Waiting for space to update..."
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sleep 5
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NEW_FREE=$(df / | tail -1 | awk '{print $4}')
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NEW_FREE_GB=$(echo "scale=2; $NEW_FREE / 1024 / 1024" | bc)
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echo ""
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echo "New free space: ${NEW_FREE_GB}GB"
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echo ""
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if (( $(echo "$NEW_FREE_GB > 17" | bc -l) )); then
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echo "✅ Enough space! Now install update:"
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echo " System Settings → General → Software Update"
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echo " OR"
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echo " sudo softwareupdate --download --all"
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else
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echo "⚠️ Still not enough. May need to move more files."
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fi
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else
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echo "Cancelled."
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fi
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echo ""
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