k8s.io/registry.k8s.io@v0.3.1/docs/mirroring/containerd.md (about) 1 # Mirroring With Containerd 2 3 # Identifying Images to Mirror 4 5 If you're using containerd as a Kubernetes [CRI] implementation, containerd 6 uses the ["pause" image][pause] from Kubernetes in every pod. 7 You may want to mirror this critical image to your own host. 8 9 The version used by default can be found by `containerd config default | grep sandbox_image`. 10 11 Containerd config is generally at `/etc/containerd/config.toml` and may contain 12 a customized "sandbox image" rather than the default, for more details see: 13 https://github.com/containerd/containerd/blob/main/docs/cri/config.md#registry-configuration 14 15 ## Mirroring Images 16 17 See our general list of [mirroring options](./README.md#Mirroring-Images) 18 19 # Using Mirrored Images 20 21 22 You may want to configure `sandbox_image` under `[plugins."io.containerd.grpc.v1.cri"]` 23 to point to your own mirrored image for "pause". 24 25 `containerd` also supports configuring mirrors for registry hosts. 26 27 If you're using containerd with Kubernetes, see: 28 https://github.com/containerd/containerd/blob/main/docs/cri/config.md#registry-configuration 29 30 If you're using containerd directly, see: 31 https://github.com/containerd/containerd/blob/main/docs/hosts.md 32 33 [containerd]: https://containerd.io/ 34 [pause]: https://www.ianlewis.org/en/almighty-pause-container 35 [CRI]: https://kubernetes.io/docs/concepts/architecture/cri/