诡异的 网络问题.Cannot read. Remote side has closed. Tried to read 4 bytes, but only go

现象:
存储cassandrs 和 前端 resin hector 之间不停的建立连接,断开,再建立连接.
ping 有 2%的丢包.
Cannot read. Remote side has closed. Tried to read 4 bytes, but only got 0 bytes.


这几乎就可以肯定是