Docker funktioniert nicht mehr. Ich habe versucht, alles zu entfernen, wie in vielen Beiträgen beschrieben, und es dann richtig neu zu installieren, aber es hat nicht funktioniert. Ich habe Ubuntu von 16.04 auf 20.04 aktualisiert, aber es hat sich nichts geändert. Das hier gibt mir journalctl -fu docker zurück:
déc. 11 18:39:46 void systemd[1]: Starting Docker Application Container Engine...
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.698609627+01:00" level=info msg="Starting up"
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.700702534+01:00" level=info msg="parsed scheme: \"unix\"" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.700740268+01:00" level=info msg="scheme \"unix\" not registered, fallback to default scheme" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.700775216+01:00" level=info msg="ccResolverWrapper: sending update to cc: {[{unix:///run/containerd/containerd.sock <nil> 0 <nil>}] <nil> <nil>}" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.700796083+01:00" level=info msg="ClientConn switching balancer to \"pick_first\"" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.704464276+01:00" level=info msg="parsed scheme: \"unix\"" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.704490108+01:00" level=info msg="scheme \"unix\" not registered, fallback to default scheme" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.704516889+01:00" level=info msg="ccResolverWrapper: sending update to cc: {[{unix:///run/containerd/containerd.sock <nil> 0 <nil>}] <nil> <nil>}" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.704534196+01:00" level=info msg="ClientConn switching balancer to \"pick_first\"" module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.738711589+01:00" level=error msg="Failed to get event" error="rpc error: code = Unavailable desc = transport is closing" module=libcontainerd namespace=plugins.moby
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.738816475+01:00" level=info msg="Waiting for containerd to be ready to restart event processing" module=libcontainerd namespace=plugins.moby
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.738868976+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.738981253+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.754342509+01:00" level=info msg="[graphdriver] using prior storage driver: overlay2"
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.756138569+01:00" level=warning msg="Your kernel does not support swap memory limit"
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.756165078+01:00" level=warning msg="Your kernel does not support CPU realtime scheduler"
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.756400319+01:00" level=info msg="Loading containers: start."
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.756575852+01:00" level=error msg="Failed to get event" error="rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\"" module=libcontainerd namespace=moby
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.756677845+01:00" level=info msg="Waiting for containerd to be ready to restart event processing" module=libcontainerd namespace=moby
déc. 11 18:39:46 void dockerd[18721]: time="2020-12-11T18:39:46.888054465+01:00" level=info msg="Default bridge (docker0) is assigned with an IP address 172.17.0.0/16. Daemon option --bip can be used to set a preferred IP address"
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.044514593+01:00" level=info msg="Loading containers: done."
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.081098362+01:00" level=warning msg="failed to retrieve containerd version: rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\""
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.113766739+01:00" level=info msg="Docker daemon" commit=eeddea2 graphdriver(s)=overlay2 version=20.10.0
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.113868192+01:00" level=info msg="Daemon has completed initialization"
déc. 11 18:39:47 void systemd[1]: Started Docker Application Container Engine.
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.151815550+01:00" level=info msg="API listen on /var/run/docker.sock"
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.739377744+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:47 void dockerd[18721]: time="2020-12-11T18:39:47.739521537+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:49 void dockerd[18721]: time="2020-12-11T18:39:49.260933200+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:49 void dockerd[18721]: time="2020-12-11T18:39:49.394350857+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:51 void dockerd[18721]: time="2020-12-11T18:39:51.759749164+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:51 void systemd[1]: Stopping Docker Application Container Engine...
déc. 11 18:39:51 void dockerd[18721]: time="2020-12-11T18:39:51.792984796+01:00" level=info msg="Processing signal 'terminated'"
déc. 11 18:39:51 void dockerd[18721]: time="2020-12-11T18:39:51.794171095+01:00" level=warning msg="Error while testing if containerd API is ready" error="rpc error: code = Canceled desc = grpc: the client connection is closing"
déc. 11 18:39:51 void dockerd[18721]: time="2020-12-11T18:39:51.794889281+01:00" level=info msg="Daemon shutdown complete"
déc. 11 18:39:51 void systemd[1]: docker.service: Succeeded.
déc. 11 18:39:51 void systemd[1]: Stopped Docker Application Container Engine.
déc. 11 18:39:51 void systemd[1]: Starting Docker Application Container Engine...
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.944175893+01:00" level=info msg="Starting up"
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.946396827+01:00" level=info msg="parsed scheme: \"unix\"" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.946476600+01:00" level=info msg="scheme \"unix\" not registered, fallback to default scheme" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.946544815+01:00" level=info msg="ccResolverWrapper: sending update to cc: {[{unix:///run/containerd/containerd.sock <nil> 0 <nil>}] <nil> <nil>}" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.946589304+01:00" level=info msg="ClientConn switching balancer to \"pick_first\"" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.951454032+01:00" level=info msg="parsed scheme: \"unix\"" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.951534602+01:00" level=info msg="scheme \"unix\" not registered, fallback to default scheme" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.951592657+01:00" level=info msg="ccResolverWrapper: sending update to cc: {[{unix:///run/containerd/containerd.sock <nil> 0 <nil>}] <nil> <nil>}" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.951651383+01:00" level=info msg="ClientConn switching balancer to \"pick_first\"" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.989321278+01:00" level=error msg="Failed to get event" error="rpc error: code = Unavailable desc = transport is closing" module=libcontainerd namespace=plugins.moby
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.989399790+01:00" level=info msg="Waiting for containerd to be ready to restart event processing" module=libcontainerd namespace=plugins.moby
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.989443001+01:00" level=info msg="blockingPicker: the picked transport is not ready, loop back to repick" module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.989503094+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.989604731+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.996149262+01:00" level=info msg="[graphdriver] using prior storage driver: overlay2"
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.998010017+01:00" level=warning msg="Your kernel does not support swap memory limit"
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.998040915+01:00" level=warning msg="Your kernel does not support CPU realtime scheduler"
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.998309289+01:00" level=info msg="Loading containers: start."
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.998450880+01:00" level=error msg="Failed to get event" error="rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\"" module=libcontainerd namespace=moby
déc. 11 18:39:51 void dockerd[18882]: time="2020-12-11T18:39:51.998557237+01:00" level=info msg="Waiting for containerd to be ready to restart event processing" module=libcontainerd namespace=moby
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.131616026+01:00" level=info msg="Default bridge (docker0) is assigned with an IP address 172.17.0.0/16. Daemon option --bip can be used to set a preferred IP address"
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.296256488+01:00" level=info msg="Loading containers: done."
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.333098112+01:00" level=warning msg="failed to retrieve containerd version: rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\""
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.357598335+01:00" level=info msg="Docker daemon" commit=eeddea2 graphdriver(s)=overlay2 version=20.10.0
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.357665258+01:00" level=info msg="Daemon has completed initialization"
déc. 11 18:39:52 void systemd[1]: Started Docker Application Container Engine.
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.384560398+01:00" level=info msg="API listen on /var/run/docker.sock"
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.990010515+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:52 void dockerd[18882]: time="2020-12-11T18:39:52.990013141+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:54 void dockerd[18882]: time="2020-12-11T18:39:54.511326415+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:54 void dockerd[18882]: time="2020-12-11T18:39:54.581384653+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:56 void dockerd[18882]: time="2020-12-11T18:39:56.947060840+01:00" level=warning msg="grpc: addrConn.createTransport failed to connect to {unix:///run/containerd/containerd.sock <nil> 0 <nil>}. Err :connection error: desc = \"transport: Error while dialing dial unix /run/containerd/containerd.sock: connect: connection refused\". Reconnecting..." module=grpc
déc. 11 18:39:57 void systemd[1]: Stopping Docker Application Container Engine...
déc. 11 18:39:57 void dockerd[18882]: time="2020-12-11T18:39:57.042961392+01:00" level=info msg="Processing signal 'terminated'"
déc. 11 18:39:57 void dockerd[18882]: time="2020-12-11T18:39:57.044113845+01:00" level=warning msg="Error while testing if containerd API is ready" error="rpc error: code = Canceled desc = grpc: the client connection is closing"
déc. 11 18:39:57 void dockerd[18882]: time="2020-12-11T18:39:57.044874843+01:00" level=info msg="Daemon shutdown complete"
déc. 11 18:39:57 void systemd[1]: docker.service: Succeeded.
déc. 11 18:39:57 void systemd[1]: Stopped Docker Application Container Engine.
déc. 11 18:39:57 void systemd[1]: docker.service: Start request repeated too quickly.
déc. 11 18:39:57 void systemd[1]: docker.service: Failed with result 'start-limit-hit'.
déc. 11 18:39:57 void systemd[1]: Failed to start Docker Application Container Engine.
Ich habe in vielen Foren und auf GitHub gesucht, konnte aber nichts Funktionales finden ...