Unix /run/containerd/containerd.sock 다이얼링 중 오류 발생: 연결: 연결이 거부되었습니다\"" module=libcontainerd 네임스페이스=plugins.moby`

Unix /run/containerd/containerd.sock 다이얼링 중 오류 발생: 연결: 연결이 거부되었습니다\"" module=libcontainerd 네임스페이스=plugins.moby`

누군가 다음 오류가 무엇을 의미하는지 설명할 수 있습니까 /var/log/syslog? 해당 부분을 선택했는지는 모르겠지만, 로그에 더 많은 정보가 있습니다.

Feb 4 10:57:51 chriad-VirtualBox dockerd[1313]: time="2019-02-04T10:57:51.039077089+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc

Feb 4 10:57:51 chriad-VirtualBox dockerd[1313]: time="2019-02-04T10:57:51.039751889+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc

Feb 4 10:57:51 chriad-VirtualBox dockerd[1313]: time="2019-02-04T10:57:51.039822044+01:00" level=error msg="failed to get event" error="rpc error: code = Unavailable desc = all SubConns are in TransientFailure, latest connection error: connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\"" module=libcontainerd namespace=plugins.moby

그리고 이것은 오랫동안 계속되었습니다…

이 오류를 없애려면 어떻게 해야 합니까?

uname -a
Linux chriad-VirtualBox 4.15.0-45-generic #48-Ubuntu SMP Tue Jan 29     16:28:13 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux`

저는 버추얼박스 5.2.26을 사용하고 있습니다.

systemctl | grep failed
● apport-autoreport.service          loaded failed failed    Process error reports when automatic reporting is enabled             
● containerd.service                 loaded failed failed    containerd container runtime                                          
● vboxadd-service.service            loaded failed failed    vboxadd-service.service

관련 정보