mgmt/scripts/utilities/disk-monitor.sh

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#!/bin/bash
# 磁盘监控脚本
# 使用方法: ./disk-monitor.sh [threshold]
THRESHOLD=${1:-85} # 默认阈值 85%
INVENTORY_FILE="configuration/inventories/production/nomad-cluster.ini"
echo "🔍 开始磁盘空间监控 (阈值: ${THRESHOLD}%)"
echo "=================================="
# 运行磁盘分析
echo "📊 运行磁盘分析..."
ansible-playbook -i "$INVENTORY_FILE" configuration/playbooks/disk-analysis-ncdu.yml
echo ""
echo "⚠️ 检查高磁盘使用率节点..."
# 检查所有节点的磁盘使用情况
ansible all -i "$INVENTORY_FILE" -m shell -a "df -h | awk 'NR>1 {gsub(/%/, \"\", \$5); if(\$5 > $THRESHOLD) print \$0}'" | while read line; do
if [[ $line == *"=>"* ]]; then
echo "🚨 节点: $line"
elif [[ $line =~ ^/dev ]]; then
echo " 高使用率磁盘: $line"
fi
done
echo ""
echo "💡 如需清理,运行:"
echo " ansible-playbook -i $INVENTORY_FILE configuration/playbooks/disk-cleanup.yml"
echo ""
echo "📁 详细报告位置: /tmp/disk-analysis/"
echo " 使用 ncdu -f /tmp/disk-analysis/ncdu-root-<hostname>.json 查看详细信息"