Docker 20.10.0 released

Docker 20.10.0 is released, which is the first Docker version released since K8s announced that it would deprecate Docker containers.

This update includes:

Deprecation/removal

• When docker never supports the incompatible registry of digest-by-digest-docker/cli to pull, a warning and deprecation notice appears #2872

• Stricter warning and deprecation notice will appear when unauthenticated TCP access Moby / Moby #41285
• Deprecated KernelMemory ( docker run --kernel-memory) #41254 #2652
• Deprecated aufsstorage driver  #1484
• It is not recommended to use external K/V storage for host discovery and overlay network  #40614 #40510
• Deprecated the old version of Dockerfile'ENV name value' syntax, instead use ENV name=value#2743
• Delete the deprecated "filter" parameter # 40491 of API v1.41 and higher
• Disable manifest v2 schema 1 during Push  #41295
• Deleting the hack MalformedHostHeaderOverride will break the old version of the docker client (<=1.12), in this case, set docker\u API_ version #39076
• Delete "docker engine" subcommand #2207
• Remove the experimental " deploy " from the "dab" file #2216
• Remove deprecated docker search --automatedand --starsmark #2338
• No longer allow to reserve namespace #2326 in engine tags

API changes

• Update the API version to v1.41
• Remove the "experimental" tag #40427 of the metrics API 
• GET /eventsAfter pruning resources is complete, now return to pruneevent #41259
  • Container, network, volume, and generating image returns prunean event, and having recycling properties, the recovered amount of space indicated (in bytes)
• Add one-shotoption to not start statistics #40478
• Add operating system version information to system information API (/info) #38349
• Add DefaultAddressPools to docker info  #40714
• Add API support for PidsLimit on the service #39882

For more update information, please check: https://docs.docker.com/engine/release-notes/