ubuntu k3s+docker下报错close of nil channel，请问这个问题如何解决？

[moonfdd]

Question

centos k3s+docker下：

ubuntu k3s+docker下：

centos下正常，ubuntu下不正常，请问这个问题如何解决？

[aler9]

there is plenty of information available online on how to fix the "too many open files" error on Linux.