在Linux系统服务器中，你可以使用多种工具来测试存储/磁盘I/O性能。下面介绍两种常用的方法：使用hdparm工具：确保已经安装hdparm工具。如果没有安装，可以使用以下命令安装： sudo apt-get install hdparm # Ubuntu/Debian sudo yum in...

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偶有感触：遇到这个问题，经过一个下午的排查，终于解决。故事情节：我的阿里云服务器突然被黑客攻击了，整个系统down了。找客服，他们排查说usr目录的文件全部丢失。让我重新初始化系统盘。初始化之前先生成一个快照。还好生成了快照，让事情没有发展为不可挽救的地步。mysql数据库数据恢复。...

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