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云服务器 ECS Linux 磁盘空间满（含 inode 满）问题如何排查

问题描述在云服务器 ECS Linux 系统内创建文件时，出现类似如下空间不足提示： No space left on device … 问题原因导致该问题的可能原因包括：磁盘分区空间使用率达到百分之百。磁盘分区 inode 使用率达到百分之百。...

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云服务器 ECS Linux 系统 CPU 占用率较高问题如何排查

注意：本文相关配置及说明已在 CentOS 6.5 64 位操作系统中进行过测试。其它类型及版本操作系统配置可能有所差异，具体情况请参阅相应操作系统官方文档。如果云服务器 ECS Linux 系统的 CPU 持续跑高，则会对系统稳定性和业务运行造成影响。本文对 CPU 占用率较高问题的排查分析做简...

云服务器 ECS Linux IO 占用高问题如何排查

IO 负载查看方法 [url=https://help.aliyun.com/knowledge_detail/41224.html?spm=5176.7841174.2.19.1IwXYo#使用 iostat 从系统纬度查看磁盘 IO 负载]使用 iostat 从系统纬度查看磁盘 IO 负载[/u...

云服务器 ECS Linux 没有禁 ping 却 ping 不通问题排查分析

问题现象服务器 ping 不通，系统内核也没有禁 ping（禁ping设置方法）。问题原因可能是系统内部防火墙策略设置所致。处理办法 1、登录阿里云控制台，使用管理终端进入系统 2、抓包测试： tcpdump -i eth1 host 本地公网ip 正常的的ping截图如下：异常机器...

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