[FAQ] request timed out, possibly due to connection lost

[不懂就问 (zhouyueyue)]

[问题澄清]

[error] etcdserver: [publish error: etcdserver: request timed out, possibly due to connection lost]

[原因分析]

这个是请求超时，可能是磁盘 io, 网络 等导致的任务超时

[解决方案]

1、确认 PD 之间的网络
2、确认磁盘/CPU 的负载情况