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                                            payall4u

Containerd restart failed with message "failed to recover state: failed to reserve container name xxx: name xxx is reserved for xxx"

It's a trick. Update containerd config and disable CRI plugin. Then containerd can be restarted correctly. Use command `ctr -n k8s.io c ls` to find out the reserved containerd. Remove...

docker daemon stuck

@dragon9783 We found docker daemon stuck twice, recently, in our cluster with docker 19.3.9 I have no idea about it, so I try to find out what happened with strace....

docker daemon stuck

We use Ubuntu 20.04 and 5.4.0-132-generic, BTW.

docker daemon stuck

> Ubuntu kernel 5.4.0-132 has a bug in epoll. Upgrading your kernel will resolve the issue. https://bugs.launchpad.net/bugs/1996678 Great, it works!

[问题] Device Plugin allocate 选出的 pod 是否会跟 Kubelet 绑定的不一致

> 这里依赖是Pod在调度器是按顺序bind的，而且在bind过程中已经加了锁。是能够保证顺序性的。 @cheyang bind是有顺序的，但kubelet不一定会按照bind的顺序创建pod。