我已经使用 Snap 安装了 Docker。最近运行的容器已经自行停止。这种情况在大约 8-10 小时的时间内发生了 2-3 次。我一直在努力寻找根本原因，但没有取得多大成功。相关信息如下。让我知道我是否可以提供更多信息以提供帮助。
$ docker --version
Docker version 19.03.13, build cd8016b6bc
$ snap --version
snap 2.51.4
snapd 2.51.4
series 16
ubuntu 18.04
kernel 5.4.0-81-generic
码头工人daemon.json
$ cat /var/snap/docker/current/config/daemon.json
{
"log-level": "error",
"storage-driver": "aufs",
"bip": "172.28.0.1/24"
}
$ dmesg -T
[Tue Sep 14 20:31:37 2021] aufs aufs_fill_super:918:mount[18200]: no arg
[Tue Sep 14 20:31:37 2021] overlayfs: missing 'lowerdir'
[Tue Sep 14 20:31:43 2021] br-6c6facc1a891: port 5(veth4c212a4) entered disabled state
[Tue Sep 14 20:31:43 2021] device veth4c212a4 left promiscuous mode
[Tue Sep 14 20:31:43 2021] br-6c6facc1a891: port 5(veth4c212a4) entered disabled state
[Tue Sep 14 20:31:45 2021] br-6c6facc1a891: port 1(veth1c95aae) entered disabled state
[Tue Sep 14 20:31:45 2021] device veth1c95aae left promiscuous mode
[Tue Sep 14 20:31:45 2021] br-6c6facc1a891: port 1(veth1c95aae) entered disabled state
[Tue Sep 14 20:31:45 2021] br-6c6facc1a891: port 4(veth1dfd80e) entered disabled state
[Tue Sep 14 20:31:45 2021] device veth1dfd80e left promiscuous mode
[Tue Sep 14 20:31:45 2021] br-6c6facc1a891: port 4(veth1dfd80e) entered disabled state
[Tue Sep 14 20:31:46 2021] br-6c6facc1a891: port 2(veth8e48cf4) entered disabled state
[Tue Sep 14 20:31:46 2021] device veth8e48cf4 left promiscuous mode
[Tue Sep 14 20:31:46 2021] br-6c6facc1a891: port 2(veth8e48cf4) entered disabled state
[Tue Sep 14 20:31:46 2021] br-6c6facc1a891: port 3(veth534c1d3) entered disabled state
[Tue Sep 14 20:31:46 2021] device veth534c1d3 left promiscuous mode
[Tue Sep 14 20:31:46 2021] br-6c6facc1a891: port 3(veth534c1d3) entered disabled state
[Tue Sep 14 20:31:47 2021] br-6c6facc1a891: port 6(veth316fdd7) entered disabled state
[Tue Sep 14 20:31:47 2021] device veth316fdd7 left promiscuous mode
请注意 Docker 日志之间的时间戳差异，下方和dmesg上方。Docker 日志似乎来自我之前使用docker-compose.
$ sudo snap logs docker
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.783211664+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/af7c138e4399d3bb8a5615ec05fd1ba90bc7e98391b468067374a020d792906d.sock: connect: connection refused" id=2b9e8a563dad5f61e2ad525c5d590804c33c6cd323d580fe365c170fd5a68a8a namespace=moby
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.860328985+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/281fedfbf5b11053d28853b6ad6175009903b338995d5faa0862e8f1ab0e3b10.sock: connect: connection refused" id=43449775462debc8336ab1bc63e2020e8a554ee25db31befa561dc790c76e1ac namespace=moby
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.878788076+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/ff2c9cacd1ef1ac083f93e4823f5d0fa4146593f2b6508a098b22270b48507b4.sock: connect: connection refused" id=4d91c4451a011d87b2d21fe7d74e3c4e7ffa20f2df69076f36567b5389597637 namespace=moby
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.906212149+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/017a3907df26803a221be66a2a0ac25e43a994d26432cba30f6c81c078ad62fa.sock: connect: connection refused" id=79e0d419a1d82f83dd81898a02fa1161b909ae88c1e46575a1bec894df31a482 namespace=moby
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.919895281+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/47e9b56ce80402793038edf72fe64b44a05f659371c212361e47d1463ad269ae.sock: connect: connection refused" id=99aba37c4f1521854130601f19afeb196231a924effba1cfcfb7da90b5703a86 namespace=moby
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.931562562+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/58d5711ddbcc9faf6a4d8d7d0433d4254d5069c9e559d61eb1551f80d193a3eb.sock: connect: connection refused" id=a09358b02332b18dfa99b4dc99edf4b1ebac80671c29b91946875a53e1b8bd7e namespace=moby
2021-09-14T15:01:19Z docker.dockerd[27385]: time="2021-09-14T20:31:19.949511272+05:30" level=error msg="connecting to shim" error="dial unix \x00/containerd-shim/67de51fdf40350feb583255a5e703c719745ef9123a8a47dad72df075c12f953.sock: connect: connection refused" id=ee145dfe0eb44fde323a431b191a62aa47ad265c438239f7243c684e10713042 namespace=moby
2021-09-14T15:01:24Z docker.dockerd[27385]: time="2021-09-14T20:31:24.671615174+05:30" level=error msg="Force shutdown daemon"
2021-09-14T15:01:25Z systemd[1]: Stopped Service for snap application docker.dockerd.
2021-09-14T15:01:37Z systemd[1]: Started Service for snap application docker.dockerd.