moby / moby/swarmkit

Swarm repeatedly retries image pull on disk-full nodes, consuming excessive bandwidth

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Description

Description

When using Docker Swarm, if a node fails to pull an image due to insufficient disk space, Swarm continuously retries the download in a tight loop. In our case, this behavior resulted in over 2TB of bandwidth consumed in less than 24 hours, with no container ever successfully starting.

This has a major impact on network usage and registry load, especially when image sizes exceed 1GB and failures happen on multiple nodes.

Jun 12 09:00:06 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:06.367754020Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/kibana/node_modules/@elastic/request-converter>
Jun 12 09:00:06 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:06.369244637Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/kibana/node_modules/@elastic/request-converter/dist/schema.json>
Jun 12 09:00:06 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:06.369388754Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/kibana-oss:latest@sha256:9cae160e0ee294a2a89252096f06acc1ac>
Jun 12 09:00:06 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:06.441383713Z" level=info msg="Layer sha256:1392f8e7c35ede39c33ac7c848af7d868f9fa9429f8b3f114e33fe83ab3c2a1f cleaned up"
Jun 12 09:00:06 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:06.732342895Z" level=warning msg="failed to deactivate service binding for container xyz_kibana.1.62nb9v0qktpxk3o61dxjxgugt" error="No such container: xyzonpr>
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.351369598Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/elasticsearch/modules/x-pack-ml/platform/linux>
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.352582566Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/elasticsearch/modules/x-pack-ml/platform/linux-x86_64/lib/libmk>
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.352738390Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/elasticsearch-oss:latest@sha256:e40d111fcf76f521e79cc3c1978>
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.354305414Z" level=info msg="Layer sha256:2e3739e412ea47ca6e8cea1fb174edb6cc9454d57a5c05745fd64111f5481007 cleaned up"
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.354333402Z" level=info msg="Layer sha256:c4793536211cd89f2fa419f22299b223208e4ee90776aa425caf3d45ef6d63bb cleaned up"
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.355872925Z" level=info msg="Layer sha256:7cc14c341faea04af2e1c7b3179c9e782266c27bfe4ad108b0726454ee934e99 cleaned up"
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.365809894Z" level=info msg="Layer sha256:5a67d7de8020dc614f50a93f2123af6a724f36ecfde6ae798404dede73fc2de1 cleaned up"
Jun 12 09:00:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:10.754443579Z" level=warning msg="failed to deactivate service binding for container xyz_elasticsearch.1.rf781l00imknngy9ne6k9xhmy" error="No such container: >
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.351123696Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/elasticsearch/jdk/lib/modules: no space left o>
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.352362899Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/elasticsearch/jdk/lib/modules: no space left on device" module=>
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.352507974Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/elasticsearch-oss:latest@sha256:e40d111fcf76f521e79cc3c1978>
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.352870283Z" level=info msg="Layer sha256:2e3739e412ea47ca6e8cea1fb174edb6cc9454d57a5c05745fd64111f5481007 cleaned up"
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.352892650Z" level=info msg="Layer sha256:c4793536211cd89f2fa419f22299b223208e4ee90776aa425caf3d45ef6d63bb cleaned up"
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.353942789Z" level=info msg="Layer sha256:7cc14c341faea04af2e1c7b3179c9e782266c27bfe4ad108b0726454ee934e99 cleaned up"
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.361776163Z" level=info msg="Layer sha256:5a67d7de8020dc614f50a93f2123af6a724f36ecfde6ae798404dede73fc2de1 cleaned up"
Jun 12 09:00:29 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:29.782420934Z" level=warning msg="failed to deactivate service binding for container xyz_elasticsearch.1.mgy3bmoxqxkxd6ozihgqqt5ck" error="No such container: >
Jun 12 09:00:34 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:34.680761055Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/kibana/node_modules/@kbn/screenshotting-plugin>
Jun 12 09:00:34 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:34.682130838Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/kibana/node_modules/@kbn/screenshotting-plugin/chromium/headles>
Jun 12 09:00:34 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:34.682269499Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/kibana-oss:latest@sha256:9cae160e0ee294a2a89252096f06acc1ac>
Jun 12 09:00:34 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:34.736480992Z" level=info msg="Layer sha256:1392f8e7c35ede39c33ac7c848af7d868f9fa9429f8b3f114e33fe83ab3c2a1f cleaned up"
Jun 12 09:00:35 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:35.090726402Z" level=warning msg="failed to deactivate service binding for container xyz_kibana.1.ypr5ejllpvwocap5warlgj5yh" error="No such container: xyzonpr>
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.313699548Z" level=error msg="Download failed after 1 attempts: write /var/lib/docker/tmp/GetImageBlob4091921970: no space left on device"
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.429887166Z" level=info msg="Attempting next endpoint for pull after error: write /var/lib/docker/tmp/GetImageBlob4091921970: no space left on device"
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.431869113Z" level=error msg="pulling image failed" error="write /var/lib/docker/tmp/GetImageBlob4091921970: no space left on device" module=node/agent/taskmanager n>
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.432603843Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/elasticsearch-oss:latest@sha256:e40d111fcf76f521e79cc3c1978>
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.804403917Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/kibana/node_modules/@kbn/core/packages/http/br>
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.806400283Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/kibana/node_modules/@kbn/core/packages/http/browser-internal/sr>
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.806817043Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/kibana-oss:latest@sha256:9cae160e0ee294a2a89252096f06acc1ac>
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.858391823Z" level=info msg="Layer sha256:1392f8e7c35ede39c33ac7c848af7d868f9fa9429f8b3f114e33fe83ab3c2a1f cleaned up"
Jun 12 09:00:49 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:49.874899512Z" level=warning msg="failed to deactivate service binding for container xyz_elasticsearch.1.nz6b5it3285ugjg3ktkgs5hww" error="No such container: >
Jun 12 09:00:50 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:00:50.250965496Z" level=warning msg="failed to deactivate service binding for container xyz_kibana.1.q31urphimw5adzriafpfc3kr3" error="No such container: xyzonpr>
Jun 12 09:01:09 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:09.739629787Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/kibana/node_modules/@kbn/esql-ast/src/antlr/es>
Jun 12 09:01:09 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:09.743707971Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/kibana/node_modules/@kbn/esql-ast/src/antlr/esql_lexer.js: no s>
Jun 12 09:01:09 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:09.744048446Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/kibana-oss:latest@sha256:9cae160e0ee294a2a89252096f06acc1ac>
Jun 12 09:01:09 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:09.796583454Z" level=info msg="Layer sha256:1392f8e7c35ede39c33ac7c848af7d868f9fa9429f8b3f114e33fe83ab3c2a1f cleaned up"
Jun 12 09:01:10 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:10.182461632Z" level=warning msg="failed to deactivate service binding for container xyz_kibana.1.66qibvnc32c1j4ixyp4cvfx5t" error="No such container: xyzonpr>
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.099756725Z" level=info msg="Attempting next endpoint for pull after error: failed to register layer: write /usr/share/elasticsearch/modules/x-pack-core/unboundid-ld>
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.100953593Z" level=error msg="pulling image failed" error="failed to register layer: write /usr/share/elasticsearch/modules/x-pack-core/unboundid-ldapsdk-6.0.3.jar: >
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.101127972Z" level=error msg="fatal task error" error="No such image: custom_registry.xyz/elasticsearch-oss:latest@sha256:e40d111fcf76f521e79cc3c1978>
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.103125817Z" level=info msg="Layer sha256:2e3739e412ea47ca6e8cea1fb174edb6cc9454d57a5c05745fd64111f5481007 cleaned up"
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.103227288Z" level=info msg="Layer sha256:c4793536211cd89f2fa419f22299b223208e4ee90776aa425caf3d45ef6d63bb cleaned up"
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.104358173Z" level=info msg="Layer sha256:7cc14c341faea04af2e1c7b3179c9e782266c27bfe4ad108b0726454ee934e99 cleaned up"
Jun 12 09:01:14 xyz-dev-vmt dockerd[658124]: time="2025-06-12T09:01:14.113088597Z" level=info msg="Layer sha256:5a67d7de8020dc614f50a93f2123af6a724f36ecfde6ae798404dede73fc2de1 cleaned up"
Expected Behavior

If a node cannot pull an image (e.g., due to disk full), Swarm should:

  • Retry with exponential backoff or delay
  • Optionally stop retrying after N attempts
  • Possibly mark the node as temporarily unschedulable for that service
Steps to Reproduce
  • Create a Swarm cluster with at least one node having very low disk space
  • Deploy a service with an image that is not yet present on the node
  • Observe that the node fails to pull the image
  • Swarm retries the pull repeatedly, consuming bandwidth
Workarounds Tried
  • Manually labeling nodes to avoid scheduling
  • Preloading images manually
  • Using restart-policy (not effective since pull happens before container start)
Environment
Client: Docker Engine - Community
 Version:           28.2.2
 API version:       1.50
 Go version:        go1.24.3
 Git commit:        e6534b4
 Built:             Fri May 30 12:07:27 2025
 OS/Arch:           linux/amd64
 Context:           default

Server: Docker Engine - Community
 Engine:
  Version:          28.2.2
  API version:      1.50 (minimum version 1.24)
  Go version:       go1.24.3
  Git commit:       45873be
  Built:            Fri May 30 12:07:27 2025
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          1.7.27
  GitCommit:        05044ec0a9a75232cad458027ca83437aae3f4da
 runc:
  Version:          1.2.5
  GitCommit:        v1.2.5-0-g59923ef
 docker-init:
  Version:          0.19.0
  GitCommit:        de40ad0
Client: Docker Engine - Community
 Version:    28.2.2
 Context:    default
 Debug Mode: false
 Plugins:
  buildx: Docker Buildx (Docker Inc.)
    Version:  v0.24.0
    Path:     /usr/libexec/docker/cli-plugins/docker-buildx
  compose: Docker Compose (Docker Inc.)
    Version:  v2.36.2
    Path:     /usr/libexec/docker/cli-plugins/docker-compose

Server:
 Containers: 4
  Running: 4
  Paused: 0
  Stopped: 0
 Images: 22
 Server Version: 28.2.2
 Storage Driver: overlay2
  Backing Filesystem: extfs
  Supports d_type: true
  Using metacopy: false
  Native Overlay Diff: true
  userxattr: false
 Logging Driver: json-file
 Cgroup Driver: systemd
 Cgroup Version: 2
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local splunk syslog
 CDI spec directories:
  /etc/cdi
  /var/run/cdi
 Swarm: active
  NodeID: mk7xr7dh6mdbah6uxs6fwmbqn
  Is Manager: true
  ClusterID: r62w7eooox7fnkal1jq8r046a
  Managers: 1
  Nodes: 1
  Default Address Pool: 10.0.0.0/8
  SubnetSize: 24
  Data Path Port: 4789
  Orchestration:
   Task History Retention Limit: 5
  Raft:
   Snapshot Interval: 10000
   Number of Old Snapshots to Retain: 0
   Heartbeat Tick: 1
   Election Tick: 10
  Dispatcher:
   Heartbeat Period: 5 seconds
  CA Configuration:
   Expiry Duration: 3 months
   Force Rotate: 0
  Autolock Managers: false
  Root Rotation In Progress: false
  Node Address: 10.10.XX.XX
  Manager Addresses:
   10.10.XX.XX:2377
 Runtimes: io.containerd.runc.v2 runc
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: 05044ec0a9a75232cad458027ca83437aae3f4da
 runc version: v1.2.5-0-g59923ef
 init version: de40ad0
 Security Options:
  apparmor
  seccomp
   Profile: builtin
  cgroupns
 Kernel Version: 6.8.0-60-generic
 Operating System: Ubuntu 24.04.2 LTS
 OSType: linux
 Architecture: x86_64
 CPUs: 4
 Total Memory: 15.25GiB
 Name: xyz-dev-vmt
 ID: 6910a535-2bb9-4efd-bf9a-1eaea68b43fa
 Docker Root Dir: /var/lib/docker
 Debug Mode: false
 Experimental: false
 Insecure Registries:
  ::1/128
  127.0.0.0/8
 Live Restore Enabled: false
Would it be possible to:
  • Introduce configurable pull retry limits or backoff strategies?
  • Provide node-level detection of repeated pull failures and mark nodes as degraded?

Thank you!

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the node/agent/taskmanager path identified in the logs and trace how image-pull failures are retried after a no-space-left-on-device error. Reproduce with a Swarm node that has insufficient disk space; done means repeated pulls are delayed or bounded and bandwidth is no longer consumed in a tight loop.

Written by the indexing model from the issue text.

Assessment

Tech stack
docker, go
Domain
devops, distributed-systems
Issue type
Bug
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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